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# Copyright (C) 2005, 2006, 2007, 2008 Canonical Ltd
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# Copyright (C) 2005 by Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# TODO: Perhaps there should be an API to find out if bzr running under the
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# test suite -- some plugins might want to avoid making intrusive changes if
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# this is the case. However, we want behaviour under to test to diverge as
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# little as possible, so this should be used rarely if it's added at all.
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# (Suggestion from j-a-meinel, 2005-11-24)
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# NOTE: Some classes in here use camelCaseNaming() rather than
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# underscore_naming(). That's for consistency with unittest; it's not the
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# general style of bzrlib. Please continue that consistency when adding e.g.
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# new assertFoo() methods.
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from cStringIO import StringIO
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from pprint import pformat
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from subprocess import Popen, PIPE
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import bzrlib.commands
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import bzrlib.timestamp
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import bzrlib.inventory
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import bzrlib.iterablefile
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# lsprof not available
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from bzrlib.merge import merge_inner
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from bzrlib.revision import common_ancestor
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from bzrlib import symbol_versioning
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from bzrlib.symbol_versioning import (
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import bzrlib.trace
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from bzrlib.transport import get_transport
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import bzrlib.transport
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from bzrlib.transport.local import LocalURLServer
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from bzrlib.transport.memory import MemoryServer
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from bzrlib.transport.readonly import ReadonlyServer
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from bzrlib.trace import mutter, note
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from bzrlib.tests import TestUtil
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from bzrlib.tests.http_server import HttpServer
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from bzrlib.tests.TestUtil import (
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from bzrlib.tests.treeshape import build_tree_contents
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import bzrlib.version_info_formats.format_custom
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from bzrlib.workingtree import WorkingTree, WorkingTreeFormat2
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# Mark this python module as being part of the implementation
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# of unittest: this gives us better tracebacks where the last
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# shown frame is the test code, not our assertXYZ.
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default_transport = LocalURLServer
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import bzrlib.osutils as osutils
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from bzrlib.selftest import TestUtil
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from bzrlib.selftest.TestUtil import TestLoader, TestSuite
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from bzrlib.selftest.treeshape import build_tree_contents
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MODULES_TO_TEST = []
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MODULES_TO_DOCTEST = [
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bzrlib.version_info_formats.format_custom,
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# quoted to avoid module-loading circularity
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def packages_to_test():
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"""Return a list of packages to test.
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The packages are not globally imported so that import failures are
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triggered when running selftest, not when importing the command.
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import bzrlib.tests.blackbox
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import bzrlib.tests.branch_implementations
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import bzrlib.tests.bzrdir_implementations
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import bzrlib.tests.commands
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import bzrlib.tests.interrepository_implementations
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import bzrlib.tests.interversionedfile_implementations
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import bzrlib.tests.intertree_implementations
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import bzrlib.tests.inventory_implementations
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import bzrlib.tests.per_lock
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import bzrlib.tests.repository_implementations
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import bzrlib.tests.revisionstore_implementations
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import bzrlib.tests.tree_implementations
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import bzrlib.tests.workingtree_implementations
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bzrlib.tests.blackbox,
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bzrlib.tests.branch_implementations,
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bzrlib.tests.bzrdir_implementations,
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bzrlib.tests.commands,
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bzrlib.tests.interrepository_implementations,
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bzrlib.tests.interversionedfile_implementations,
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bzrlib.tests.intertree_implementations,
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bzrlib.tests.inventory_implementations,
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bzrlib.tests.per_lock,
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bzrlib.tests.repository_implementations,
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bzrlib.tests.revisionstore_implementations,
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bzrlib.tests.tree_implementations,
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bzrlib.tests.workingtree_implementations,
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class ExtendedTestResult(unittest._TextTestResult):
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"""Accepts, reports and accumulates the results of running tests.
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Compared to the unittest version this class adds support for
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profiling, benchmarking, stopping as soon as a test fails, and
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skipping tests. There are further-specialized subclasses for
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different types of display.
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When a test finishes, in whatever way, it calls one of the addSuccess,
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addFailure or addError classes. These in turn may redirect to a more
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specific case for the special test results supported by our extended
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Note that just one of these objects is fed the results from many tests.
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def __init__(self, stream, descriptions, verbosity,
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"""Construct new TestResult.
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:param bench_history: Optionally, a writable file object to accumulate
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unittest._TextTestResult.__init__(self, stream, descriptions, verbosity)
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if bench_history is not None:
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from bzrlib.version import _get_bzr_source_tree
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src_tree = _get_bzr_source_tree()
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revision_id = src_tree.get_parent_ids()[0]
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# XXX: if this is a brand new tree, do the same as if there
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# XXX: If there's no branch, what should we do?
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bench_history.write("--date %s %s\n" % (time.time(), revision_id))
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self._bench_history = bench_history
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self.ui = ui.ui_factory
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self.num_tests = num_tests
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self.failure_count = 0
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self.known_failure_count = 0
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self.not_applicable_count = 0
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self.unsupported = {}
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self._overall_start_time = time.time()
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def _extractBenchmarkTime(self, testCase):
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"""Add a benchmark time for the current test case."""
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return getattr(testCase, "_benchtime", None)
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def _elapsedTestTimeString(self):
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"""Return a time string for the overall time the current test has taken."""
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return self._formatTime(time.time() - self._start_time)
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def _testTimeString(self, testCase):
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benchmark_time = self._extractBenchmarkTime(testCase)
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if benchmark_time is not None:
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self._formatTime(benchmark_time),
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self._elapsedTestTimeString())
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return " %s" % self._elapsedTestTimeString()
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def _formatTime(self, seconds):
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"""Format seconds as milliseconds with leading spaces."""
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# some benchmarks can take thousands of seconds to run, so we need 8
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return "%8dms" % (1000 * seconds)
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def _shortened_test_description(self, test):
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what = re.sub(r'^bzrlib\.(tests|benchmarks)\.', '', what)
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MODULES_TO_DOCTEST = []
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from logging import debug, warning, error
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class EarlyStoppingTestResultAdapter(object):
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"""An adapter for TestResult to stop at the first first failure or error"""
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def __init__(self, result):
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def addError(self, test, err):
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self._result.addError(test, err)
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def addFailure(self, test, err):
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self._result.addFailure(test, err)
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def __getattr__(self, name):
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return getattr(self._result, name)
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def __setattr__(self, name, value):
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object.__setattr__(self, name, value)
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return setattr(self._result, name, value)
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class _MyResult(unittest._TextTestResult):
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No special behaviour for now.
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def _elapsedTime(self):
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return "(Took %.3fs)" % (time.time() - self._start_time)
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def startTest(self, test):
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unittest.TestResult.startTest(self, test)
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self.report_test_start(test)
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test.number = self.count
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self._recordTestStartTime()
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def _recordTestStartTime(self):
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"""Record that a test has started."""
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# TODO: Maybe show test.shortDescription somewhere?
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what = test.shortDescription() or test.id()
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self.stream.write('%-70.70s' % what)
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self._start_time = time.time()
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def _cleanupLogFile(self, test):
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# We can only do this if we have one of our TestCases, not if
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setKeepLogfile = getattr(test, 'setKeepLogfile', None)
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if setKeepLogfile is not None:
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def addError(self, test, err):
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"""Tell result that test finished with an error.
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Called from the TestCase run() method when the test
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fails with an unexpected error.
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self._testConcluded(test)
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if isinstance(err[1], TestSkipped):
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return self._addSkipped(test, err)
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elif isinstance(err[1], UnavailableFeature):
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return self.addNotSupported(test, err[1].args[0])
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self._cleanupLogFile(test)
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unittest.TestResult.addError(self, test, err)
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self.error_count += 1
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self.report_error(test, err)
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unittest.TestResult.addError(self, test, err)
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self.stream.writeln("ERROR %s" % self._elapsedTime())
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self.stream.write('E')
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def addFailure(self, test, err):
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"""Tell result that test failed.
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Called from the TestCase run() method when the test
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fails because e.g. an assert() method failed.
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self._testConcluded(test)
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if isinstance(err[1], KnownFailure):
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return self._addKnownFailure(test, err)
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self._cleanupLogFile(test)
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unittest.TestResult.addFailure(self, test, err)
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self.failure_count += 1
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self.report_failure(test, err)
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unittest.TestResult.addFailure(self, test, err)
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self.stream.writeln("FAIL %s" % self._elapsedTime())
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self.stream.write('F')
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def addSuccess(self, test):
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"""Tell result that test completed successfully.
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Called from the TestCase run()
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self._testConcluded(test)
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if self._bench_history is not None:
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benchmark_time = self._extractBenchmarkTime(test)
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if benchmark_time is not None:
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self._bench_history.write("%s %s\n" % (
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self._formatTime(benchmark_time),
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self.report_success(test)
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self._cleanupLogFile(test)
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self.stream.writeln('OK %s' % self._elapsedTime())
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self.stream.write('~')
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unittest.TestResult.addSuccess(self, test)
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def _testConcluded(self, test):
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"""Common code when a test has finished.
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Called regardless of whether it succeded, failed, etc.
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def _addKnownFailure(self, test, err):
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self.known_failure_count += 1
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self.report_known_failure(test, err)
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def addNotSupported(self, test, feature):
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"""The test will not be run because of a missing feature.
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# this can be called in two different ways: it may be that the
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# test started running, and then raised (through addError)
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# UnavailableFeature. Alternatively this method can be called
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# while probing for features before running the tests; in that
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# case we will see startTest and stopTest, but the test will never
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self.unsupported.setdefault(str(feature), 0)
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self.unsupported[str(feature)] += 1
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self.report_unsupported(test, feature)
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def _addSkipped(self, test, skip_excinfo):
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if isinstance(skip_excinfo[1], TestNotApplicable):
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self.not_applicable_count += 1
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self.report_not_applicable(test, skip_excinfo)
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self.report_skip(test, skip_excinfo)
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except KeyboardInterrupt:
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self.addError(test, test._exc_info())
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# seems best to treat this as success from point-of-view of unittest
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# -- it actually does nothing so it barely matters :)
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unittest.TestResult.addSuccess(self, test)
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def printErrorList(self, flavour, errors):
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for test, err in errors:
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self.stream.writeln(self.separator1)
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self.stream.write("%s: " % flavour)
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self.stream.writeln(self.getDescription(test))
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if getattr(test, '_get_log', None) is not None:
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self.stream.write('\n')
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('vvvv[log from %s]' % test.id()).ljust(78,'-'))
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self.stream.write('\n')
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self.stream.write(test._get_log())
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self.stream.write('\n')
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('^^^^[log from %s]' % test.id()).ljust(78,'-'))
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self.stream.write('\n')
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self.stream.writeln("%s: %s" % (flavour,self.getDescription(test)))
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if hasattr(test, '_get_log'):
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self.stream.writeln()
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self.stream.writeln('log from this test:')
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print >>self.stream, test._get_log()
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self.stream.writeln(self.separator2)
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self.stream.writeln("%s" % err)
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def report_cleaning_up(self):
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def report_success(self, test):
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def wasStrictlySuccessful(self):
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if self.unsupported or self.known_failure_count:
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return self.wasSuccessful()
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class TextTestResult(ExtendedTestResult):
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"""Displays progress and results of tests in text form"""
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def __init__(self, stream, descriptions, verbosity,
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ExtendedTestResult.__init__(self, stream, descriptions, verbosity,
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bench_history, num_tests)
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self.pb = self.ui.nested_progress_bar()
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self._supplied_pb = False
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self._supplied_pb = True
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self.pb.show_pct = False
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self.pb.show_spinner = False
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self.pb.show_eta = False,
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self.pb.show_count = False
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self.pb.show_bar = False
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def report_starting(self):
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self.pb.update('[test 0/%d] starting...' % (self.num_tests))
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def _progress_prefix_text(self):
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a = '[%d' % self.count
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if self.num_tests is not None:
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a +='/%d' % self.num_tests
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a += ' in %ds' % (time.time() - self._overall_start_time)
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a += ', %d errors' % self.error_count
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if self.failure_count:
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a += ', %d failed' % self.failure_count
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if self.known_failure_count:
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a += ', %d known failures' % self.known_failure_count
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a += ', %d skipped' % self.skip_count
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a += ', %d missing features' % len(self.unsupported)
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def report_test_start(self, test):
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self._progress_prefix_text()
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+ self._shortened_test_description(test))
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def _test_description(self, test):
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return self._shortened_test_description(test)
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def report_error(self, test, err):
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self.pb.note('ERROR: %s\n %s\n',
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self._test_description(test),
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def report_failure(self, test, err):
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self.pb.note('FAIL: %s\n %s\n',
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self._test_description(test),
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def report_known_failure(self, test, err):
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self.pb.note('XFAIL: %s\n%s\n',
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self._test_description(test), err[1])
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def report_skip(self, test, skip_excinfo):
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def report_not_applicable(self, test, skip_excinfo):
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def report_unsupported(self, test, feature):
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"""test cannot be run because feature is missing."""
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def report_cleaning_up(self):
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self.pb.update('cleaning up...')
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if not self._supplied_pb:
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class VerboseTestResult(ExtendedTestResult):
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"""Produce long output, with one line per test run plus times"""
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def _ellipsize_to_right(self, a_string, final_width):
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"""Truncate and pad a string, keeping the right hand side"""
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if len(a_string) > final_width:
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result = '...' + a_string[3-final_width:]
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return result.ljust(final_width)
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def report_starting(self):
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self.stream.write('running %d tests...\n' % self.num_tests)
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def report_test_start(self, test):
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name = self._shortened_test_description(test)
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# width needs space for 6 char status, plus 1 for slash, plus 2 10-char
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# numbers, plus a trailing blank
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# when NUMBERED_DIRS: plus 5 chars on test number, plus 1 char on space
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self.stream.write(self._ellipsize_to_right(name,
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osutils.terminal_width()-30))
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def _error_summary(self, err):
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return '%s%s' % (indent, err[1])
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def report_error(self, test, err):
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self.stream.writeln('ERROR %s\n%s'
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% (self._testTimeString(test),
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self._error_summary(err)))
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def report_failure(self, test, err):
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self.stream.writeln(' FAIL %s\n%s'
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% (self._testTimeString(test),
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self._error_summary(err)))
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def report_known_failure(self, test, err):
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self.stream.writeln('XFAIL %s\n%s'
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% (self._testTimeString(test),
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self._error_summary(err)))
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def report_success(self, test):
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self.stream.writeln(' OK %s' % self._testTimeString(test))
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for bench_called, stats in getattr(test, '_benchcalls', []):
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self.stream.writeln('LSProf output for %s(%s, %s)' % bench_called)
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stats.pprint(file=self.stream)
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# flush the stream so that we get smooth output. This verbose mode is
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# used to show the output in PQM.
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def report_skip(self, test, skip_excinfo):
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self.stream.writeln(' SKIP %s\n%s'
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% (self._testTimeString(test),
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self._error_summary(skip_excinfo)))
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def report_not_applicable(self, test, skip_excinfo):
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self.stream.writeln(' N/A %s\n%s'
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% (self._testTimeString(test),
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self._error_summary(skip_excinfo)))
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def report_unsupported(self, test, feature):
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"""test cannot be run because feature is missing."""
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self.stream.writeln("NODEP %s\n The feature '%s' is not available."
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%(self._testTimeString(test), feature))
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class TextTestRunner(object):
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class TextTestRunner(unittest.TextTestRunner):
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stop_on_failure = False
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self.stream = unittest._WritelnDecorator(stream)
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self.descriptions = descriptions
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self.verbosity = verbosity
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self._bench_history = bench_history
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self.list_only = list_only
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"Run the given test case or test suite."
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startTime = time.time()
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if self.verbosity == 1:
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result_class = TextTestResult
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elif self.verbosity >= 2:
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result_class = VerboseTestResult
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result = result_class(self.stream,
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bench_history=self._bench_history,
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num_tests=test.countTestCases(),
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result.stop_early = self.stop_on_failure
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result.report_starting()
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if self.verbosity >= 2:
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self.stream.writeln("Listing tests only ...\n")
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for t in iter_suite_tests(test):
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self.stream.writeln("%s" % (t.id()))
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actionTaken = "Listed"
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run = result.testsRun
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stopTime = time.time()
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timeTaken = stopTime - startTime
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self.stream.writeln(result.separator2)
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self.stream.writeln("%s %d test%s in %.3fs" % (actionTaken,
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run, run != 1 and "s" or "", timeTaken))
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self.stream.writeln()
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if not result.wasSuccessful():
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self.stream.write("FAILED (")
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failed, errored = map(len, (result.failures, result.errors))
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self.stream.write("failures=%d" % failed)
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if failed: self.stream.write(", ")
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self.stream.write("errors=%d" % errored)
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if result.known_failure_count:
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if failed or errored: self.stream.write(", ")
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self.stream.write("known_failure_count=%d" %
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result.known_failure_count)
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self.stream.writeln(")")
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if result.known_failure_count:
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self.stream.writeln("OK (known_failures=%d)" %
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result.known_failure_count)
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self.stream.writeln("OK")
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if result.skip_count > 0:
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skipped = result.skip_count
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self.stream.writeln('%d test%s skipped' %
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(skipped, skipped != 1 and "s" or ""))
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if result.unsupported:
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for feature, count in sorted(result.unsupported.items()):
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self.stream.writeln("Missing feature '%s' skipped %d tests." %
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def _makeResult(self):
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result = _MyResult(self.stream, self.descriptions, self.verbosity)
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if self.stop_on_failure:
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result = EarlyStoppingTestResultAdapter(result)
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# TODO: perhaps override assertEquals to call this for strings?
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message = "texts not equal:\n"
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raise AssertionError(message +
883
self._ndiff_strings(a, b))
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def assertEqualMode(self, mode, mode_test):
886
self.assertEqual(mode, mode_test,
887
'mode mismatch %o != %o' % (mode, mode_test))
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def assertPositive(self, val):
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"""Assert that val is greater than 0."""
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self.assertTrue(val > 0, 'expected a positive value, but got %s' % val)
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def assertNegative(self, val):
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"""Assert that val is less than 0."""
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self.assertTrue(val < 0, 'expected a negative value, but got %s' % val)
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def assertStartsWith(self, s, prefix):
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if not s.startswith(prefix):
899
raise AssertionError('string %r does not start with %r' % (s, prefix))
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def assertEndsWith(self, s, suffix):
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"""Asserts that s ends with suffix."""
903
if not s.endswith(suffix):
904
raise AssertionError('string %r does not end with %r' % (s, suffix))
209
raise AssertionError("texts not equal:\n" +
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self._ndiff_strings(a, b))
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def assertContainsRe(self, haystack, needle_re):
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"""Assert that a contains something matching a regular expression."""
908
214
if not re.search(needle_re, haystack):
909
if '\n' in haystack or len(haystack) > 60:
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# a long string, format it in a more readable way
911
raise AssertionError(
912
'pattern "%s" not found in\n"""\\\n%s"""\n'
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% (needle_re, haystack))
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raise AssertionError('pattern "%s" not found in "%s"'
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% (needle_re, haystack))
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def assertNotContainsRe(self, haystack, needle_re):
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"""Assert that a does not match a regular expression"""
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if re.search(needle_re, haystack):
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raise AssertionError('pattern "%s" found in "%s"'
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raise AssertionError('pattern "%s" not found in "%s"'
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% (needle_re, haystack))
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def assertSubset(self, sublist, superlist):
925
"""Assert that every entry in sublist is present in superlist."""
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missing = set(sublist) - set(superlist)
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raise AssertionError("value(s) %r not present in container %r" %
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(missing, superlist))
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def assertListRaises(self, excClass, func, *args, **kwargs):
932
"""Fail unless excClass is raised when the iterator from func is used.
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Many functions can return generators this makes sure
935
to wrap them in a list() call to make sure the whole generator
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is run, and that the proper exception is raised.
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list(func(*args, **kwargs))
943
if getattr(excClass,'__name__', None) is not None:
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excName = excClass.__name__
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excName = str(excClass)
947
raise self.failureException, "%s not raised" % excName
949
def assertRaises(self, excClass, callableObj, *args, **kwargs):
950
"""Assert that a callable raises a particular exception.
952
:param excClass: As for the except statement, this may be either an
953
exception class, or a tuple of classes.
954
:param callableObj: A callable, will be passed ``*args`` and
957
Returns the exception so that you can examine it.
960
callableObj(*args, **kwargs)
964
if getattr(excClass,'__name__', None) is not None:
965
excName = excClass.__name__
968
excName = str(excClass)
969
raise self.failureException, "%s not raised" % excName
971
def assertIs(self, left, right, message=None):
972
if not (left is right):
973
if message is not None:
974
raise AssertionError(message)
976
raise AssertionError("%r is not %r." % (left, right))
978
def assertIsNot(self, left, right, message=None):
980
if message is not None:
981
raise AssertionError(message)
983
raise AssertionError("%r is %r." % (left, right))
985
def assertTransportMode(self, transport, path, mode):
986
"""Fail if a path does not have mode mode.
988
If modes are not supported on this transport, the assertion is ignored.
990
if not transport._can_roundtrip_unix_modebits():
992
path_stat = transport.stat(path)
993
actual_mode = stat.S_IMODE(path_stat.st_mode)
994
self.assertEqual(mode, actual_mode,
995
'mode of %r incorrect (%o != %o)' % (path, mode, actual_mode))
997
def assertIsSameRealPath(self, path1, path2):
998
"""Fail if path1 and path2 points to different files"""
999
self.assertEqual(osutils.realpath(path1),
1000
osutils.realpath(path2),
1001
"apparent paths:\na = %s\nb = %s\n," % (path1, path2))
1003
def assertIsInstance(self, obj, kls):
1004
"""Fail if obj is not an instance of kls"""
1005
if not isinstance(obj, kls):
1006
self.fail("%r is an instance of %s rather than %s" % (
1007
obj, obj.__class__, kls))
1009
def expectFailure(self, reason, assertion, *args, **kwargs):
1010
"""Invoke a test, expecting it to fail for the given reason.
1012
This is for assertions that ought to succeed, but currently fail.
1013
(The failure is *expected* but not *wanted*.) Please be very precise
1014
about the failure you're expecting. If a new bug is introduced,
1015
AssertionError should be raised, not KnownFailure.
1017
Frequently, expectFailure should be followed by an opposite assertion.
1020
Intended to be used with a callable that raises AssertionError as the
1021
'assertion' parameter. args and kwargs are passed to the 'assertion'.
1023
Raises KnownFailure if the test fails. Raises AssertionError if the
1028
self.expectFailure('Math is broken', self.assertNotEqual, 54,
1030
self.assertEqual(42, dynamic_val)
1032
This means that a dynamic_val of 54 will cause the test to raise
1033
a KnownFailure. Once math is fixed and the expectFailure is removed,
1034
only a dynamic_val of 42 will allow the test to pass. Anything other
1035
than 54 or 42 will cause an AssertionError.
1038
assertion(*args, **kwargs)
1039
except AssertionError:
1040
raise KnownFailure(reason)
1042
self.fail('Unexpected success. Should have failed: %s' % reason)
1044
def assertFileEqual(self, content, path):
1045
"""Fail if path does not contain 'content'."""
1046
self.failUnlessExists(path)
1047
f = file(path, 'rb')
1052
self.assertEqualDiff(content, s)
1054
def failUnlessExists(self, path):
1055
"""Fail unless path or paths, which may be abs or relative, exist."""
1056
if not isinstance(path, basestring):
1058
self.failUnlessExists(p)
1060
self.failUnless(osutils.lexists(path),path+" does not exist")
1062
def failIfExists(self, path):
1063
"""Fail if path or paths, which may be abs or relative, exist."""
1064
if not isinstance(path, basestring):
1066
self.failIfExists(p)
1068
self.failIf(osutils.lexists(path),path+" exists")
1070
def _capture_deprecation_warnings(self, a_callable, *args, **kwargs):
1071
"""A helper for callDeprecated and applyDeprecated.
1073
:param a_callable: A callable to call.
1074
:param args: The positional arguments for the callable
1075
:param kwargs: The keyword arguments for the callable
1076
:return: A tuple (warnings, result). result is the result of calling
1077
a_callable(``*args``, ``**kwargs``).
1080
def capture_warnings(msg, cls=None, stacklevel=None):
1081
# we've hooked into a deprecation specific callpath,
1082
# only deprecations should getting sent via it.
1083
self.assertEqual(cls, DeprecationWarning)
1084
local_warnings.append(msg)
1085
original_warning_method = symbol_versioning.warn
1086
symbol_versioning.set_warning_method(capture_warnings)
1088
result = a_callable(*args, **kwargs)
1090
symbol_versioning.set_warning_method(original_warning_method)
1091
return (local_warnings, result)
1093
def applyDeprecated(self, deprecation_format, a_callable, *args, **kwargs):
1094
"""Call a deprecated callable without warning the user.
1096
Note that this only captures warnings raised by symbol_versioning.warn,
1097
not other callers that go direct to the warning module.
1099
To test that a deprecated method raises an error, do something like
1102
self.assertRaises(errors.ReservedId,
1103
self.applyDeprecated, zero_ninetyone,
1104
br.append_revision, 'current:')
1106
:param deprecation_format: The deprecation format that the callable
1107
should have been deprecated with. This is the same type as the
1108
parameter to deprecated_method/deprecated_function. If the
1109
callable is not deprecated with this format, an assertion error
1111
:param a_callable: A callable to call. This may be a bound method or
1112
a regular function. It will be called with ``*args`` and
1114
:param args: The positional arguments for the callable
1115
:param kwargs: The keyword arguments for the callable
1116
:return: The result of a_callable(``*args``, ``**kwargs``)
1118
call_warnings, result = self._capture_deprecation_warnings(a_callable,
1120
expected_first_warning = symbol_versioning.deprecation_string(
1121
a_callable, deprecation_format)
1122
if len(call_warnings) == 0:
1123
self.fail("No deprecation warning generated by call to %s" %
1125
self.assertEqual(expected_first_warning, call_warnings[0])
1128
def callCatchWarnings(self, fn, *args, **kw):
1129
"""Call a callable that raises python warnings.
1131
The caller's responsible for examining the returned warnings.
1133
If the callable raises an exception, the exception is not
1134
caught and propagates up to the caller. In that case, the list
1135
of warnings is not available.
1137
:returns: ([warning_object, ...], fn_result)
1139
# XXX: This is not perfect, because it completely overrides the
1140
# warnings filters, and some code may depend on suppressing particular
1141
# warnings. It's the easiest way to insulate ourselves from -Werror,
1142
# though. -- Andrew, 20071062
1144
def _catcher(message, category, filename, lineno, file=None):
1145
# despite the name, 'message' is normally(?) a Warning subclass
1147
wlist.append(message)
1148
saved_showwarning = warnings.showwarning
1149
saved_filters = warnings.filters
1151
warnings.showwarning = _catcher
1152
warnings.filters = []
1153
result = fn(*args, **kw)
1155
warnings.showwarning = saved_showwarning
1156
warnings.filters = saved_filters
1157
return wlist, result
1159
def callDeprecated(self, expected, callable, *args, **kwargs):
1160
"""Assert that a callable is deprecated in a particular way.
1162
This is a very precise test for unusual requirements. The
1163
applyDeprecated helper function is probably more suited for most tests
1164
as it allows you to simply specify the deprecation format being used
1165
and will ensure that that is issued for the function being called.
1167
Note that this only captures warnings raised by symbol_versioning.warn,
1168
not other callers that go direct to the warning module. To catch
1169
general warnings, use callCatchWarnings.
1171
:param expected: a list of the deprecation warnings expected, in order
1172
:param callable: The callable to call
1173
:param args: The positional arguments for the callable
1174
:param kwargs: The keyword arguments for the callable
1176
call_warnings, result = self._capture_deprecation_warnings(callable,
1178
self.assertEqual(expected, call_warnings)
1181
218
def _startLogFile(self):
1182
219
"""Send bzr and test log messages to a temporary file.
1219
255
self._cleanups.append(callable)
1221
257
def _cleanEnvironment(self):
1223
'BZR_HOME': None, # Don't inherit BZR_HOME to all the tests.
1224
'HOME': os.getcwd(),
1225
'APPDATA': None, # bzr now use Win32 API and don't rely on APPDATA
1226
'BZR_EDITOR': None, # test_msgeditor manipulates this variable
1228
'BZREMAIL': None, # may still be present in the environment
1230
'BZR_PROGRESS_BAR': None,
1233
'SSH_AUTH_SOCK': None,
1237
'https_proxy': None,
1238
'HTTPS_PROXY': None,
1243
# Nobody cares about these ones AFAIK. So far at
1244
# least. If you do (care), please update this comment
1248
'BZR_REMOTE_PATH': None,
258
self.oldenv = os.environ.get('HOME', None)
259
os.environ['HOME'] = os.getcwd()
260
self.bzr_email = os.environ.get('BZREMAIL')
261
if self.bzr_email is not None:
262
del os.environ['BZREMAIL']
263
self.email = os.environ.get('EMAIL')
264
if self.email is not None:
265
del os.environ['EMAIL']
1251
266
self.addCleanup(self._restoreEnvironment)
1252
for name, value in new_env.iteritems():
1253
self._captureVar(name, value)
1255
def _captureVar(self, name, newvalue):
1256
"""Set an environment variable, and reset it when finished."""
1257
self.__old_env[name] = osutils.set_or_unset_env(name, newvalue)
1259
def _restore_debug_flags(self):
1260
debug.debug_flags.clear()
1261
debug.debug_flags.update(self._preserved_debug_flags)
1263
268
def _restoreEnvironment(self):
1264
for name, value in self.__old_env.iteritems():
1265
osutils.set_or_unset_env(name, value)
1267
def _restoreHooks(self):
1268
for klass, hooks in self._preserved_hooks.items():
1269
setattr(klass, 'hooks', hooks)
1271
def knownFailure(self, reason):
1272
"""This test has failed for some known reason."""
1273
raise KnownFailure(reason)
1275
def run(self, result=None):
1276
if result is None: result = self.defaultTestResult()
1277
for feature in getattr(self, '_test_needs_features', []):
1278
if not feature.available():
1279
result.startTest(self)
1280
if getattr(result, 'addNotSupported', None):
1281
result.addNotSupported(self, feature)
1283
result.addSuccess(self)
1284
result.stopTest(self)
1286
return unittest.TestCase.run(self, result)
269
os.environ['HOME'] = self.oldenv
270
if os.environ.get('BZREMAIL') is not None:
271
del os.environ['BZREMAIL']
272
if self.bzr_email is not None:
273
os.environ['BZREMAIL'] = self.bzr_email
274
if os.environ.get('EMAIL') is not None:
275
del os.environ['EMAIL']
276
if self.email is not None:
277
os.environ['EMAIL'] = self.email
1288
279
def tearDown(self):
280
logging.getLogger('').removeHandler(self._log_hdlr)
281
bzrlib.trace.enable_default_logging()
282
logging.debug('%s teardown', self.id())
1289
283
self._runCleanups()
1290
284
unittest.TestCase.tearDown(self)
1292
def time(self, callable, *args, **kwargs):
1293
"""Run callable and accrue the time it takes to the benchmark time.
1295
If lsprofiling is enabled (i.e. by --lsprof-time to bzr selftest) then
1296
this will cause lsprofile statistics to be gathered and stored in
1299
if self._benchtime is None:
1303
if not self._gather_lsprof_in_benchmarks:
1304
return callable(*args, **kwargs)
1306
# record this benchmark
1307
ret, stats = bzrlib.lsprof.profile(callable, *args, **kwargs)
1309
self._benchcalls.append(((callable, args, kwargs), stats))
1312
self._benchtime += time.time() - start
1314
286
def _runCleanups(self):
1315
287
"""Run registered cleanup functions.
1317
289
This should only be called from TestCase.tearDown.
1319
# TODO: Perhaps this should keep running cleanups even if
1320
# one of them fails?
1322
# Actually pop the cleanups from the list so tearDown running
1323
# twice is safe (this happens for skipped tests).
1324
while self._cleanups:
1325
self._cleanups.pop()()
291
for callable in reversed(self._cleanups):
1327
294
def log(self, *args):
1330
def _get_log(self, keep_log_file=False):
1331
"""Get the log from bzrlib.trace calls from this test.
1333
:param keep_log_file: When True, if the log is still a file on disk
1334
leave it as a file on disk. When False, if the log is still a file
1335
on disk, the log file is deleted and the log preserved as
1337
:return: A string containing the log.
1339
# flush the log file, to get all content
1341
bzrlib.trace._trace_file.flush()
1342
if self._log_contents:
1343
# XXX: this can hardly contain the content flushed above --vila
298
"""Return as a string the log for this test"""
299
if self._log_file_name:
300
return open(self._log_file_name).read()
1345
302
return self._log_contents
1346
if self._log_file_name is not None:
1347
logfile = open(self._log_file_name)
1349
log_contents = logfile.read()
1352
if not keep_log_file:
1353
self._log_contents = log_contents
1355
os.remove(self._log_file_name)
1357
if sys.platform == 'win32' and e.errno == errno.EACCES:
1358
sys.stderr.write(('Unable to delete log file '
1359
' %r\n' % self._log_file_name))
1364
return "DELETED log file to reduce memory footprint"
1366
def requireFeature(self, feature):
1367
"""This test requires a specific feature is available.
1369
:raises UnavailableFeature: When feature is not available.
304
def capture(self, cmd, retcode=0):
305
"""Shortcut that splits cmd into words, runs, and returns stdout"""
306
return self.run_bzr_captured(cmd.split(), retcode=retcode)[0]
308
def run_bzr_captured(self, argv, retcode=0):
309
"""Invoke bzr and return (stdout, stderr).
311
Useful for code that wants to check the contents of the
312
output, the way error messages are presented, etc.
314
This should be the main method for tests that want to exercise the
315
overall behavior of the bzr application (rather than a unit test
316
or a functional test of the library.)
318
Much of the old code runs bzr by forking a new copy of Python, but
319
that is slower, harder to debug, and generally not necessary.
321
This runs bzr through the interface that catches and reports
322
errors, and with logging set to something approximating the
323
default, so that error reporting can be checked.
325
argv -- arguments to invoke bzr
326
retcode -- expected return code, or None for don't-care.
1371
if not feature.available():
1372
raise UnavailableFeature(feature)
1374
def _run_bzr_autosplit(self, args, retcode, encoding, stdin,
1376
"""Run bazaar command line, splitting up a string command line."""
1377
if isinstance(args, basestring):
1378
# shlex don't understand unicode strings,
1379
# so args should be plain string (bialix 20070906)
1380
args = list(shlex.split(str(args)))
1381
return self._run_bzr_core(args, retcode=retcode,
1382
encoding=encoding, stdin=stdin, working_dir=working_dir,
1385
def _run_bzr_core(self, args, retcode, encoding, stdin,
1387
if encoding is None:
1388
encoding = bzrlib.user_encoding
1389
stdout = StringIOWrapper()
1390
stderr = StringIOWrapper()
1391
stdout.encoding = encoding
1392
stderr.encoding = encoding
1394
self.log('run bzr: %r', args)
1395
# FIXME: don't call into logging here
330
self.log('run bzr: %s', ' '.join(argv))
1396
331
handler = logging.StreamHandler(stderr)
332
handler.setFormatter(bzrlib.trace.QuietFormatter())
1397
333
handler.setLevel(logging.INFO)
1398
334
logger = logging.getLogger('')
1399
335
logger.addHandler(handler)
1400
old_ui_factory = ui.ui_factory
1401
ui.ui_factory = TestUIFactory(stdin=stdin, stdout=stdout, stderr=stderr)
1404
if working_dir is not None:
1405
cwd = osutils.getcwd()
1406
os.chdir(working_dir)
1409
result = self.apply_redirected(ui.ui_factory.stdin,
1411
bzrlib.commands.run_bzr_catch_user_errors,
337
result = self.apply_redirected(None, stdout, stderr,
338
bzrlib.commands.run_bzr_catch_errors,
1414
341
logger.removeHandler(handler)
1415
ui.ui_factory = old_ui_factory
1419
342
out = stdout.getvalue()
1420
343
err = stderr.getvalue()
1422
self.log('output:\n%r', out)
345
self.log('output:\n%s', out)
1424
self.log('errors:\n%r', err)
347
self.log('errors:\n%s', err)
1425
348
if retcode is not None:
1426
self.assertEquals(retcode, result,
1427
message='Unexpected return code')
349
self.assertEquals(result, retcode)
1430
def run_bzr(self, args, retcode=0, encoding=None, stdin=None,
1431
working_dir=None, error_regexes=[], output_encoding=None):
352
def run_bzr(self, *args, **kwargs):
1432
353
"""Invoke bzr, as if it were run from the command line.
1434
The argument list should not include the bzr program name - the
1435
first argument is normally the bzr command. Arguments may be
1436
passed in three ways:
1438
1- A list of strings, eg ["commit", "a"]. This is recommended
1439
when the command contains whitespace or metacharacters, or
1440
is built up at run time.
1442
2- A single string, eg "add a". This is the most convenient
1443
for hardcoded commands.
1445
This runs bzr through the interface that catches and reports
1446
errors, and with logging set to something approximating the
1447
default, so that error reporting can be checked.
1449
355
This should be the main method for tests that want to exercise the
1450
356
overall behavior of the bzr application (rather than a unit test
1451
357
or a functional test of the library.)
1453
359
This sends the stdout/stderr results into the test's log,
1454
360
where it may be useful for debugging. See also run_captured.
1456
:keyword stdin: A string to be used as stdin for the command.
1457
:keyword retcode: The status code the command should return;
1459
:keyword working_dir: The directory to run the command in
1460
:keyword error_regexes: A list of expected error messages. If
1461
specified they must be seen in the error output of the command.
1463
out, err = self._run_bzr_autosplit(
1468
working_dir=working_dir,
1470
for regex in error_regexes:
1471
self.assertContainsRe(err, regex)
1474
def run_bzr_error(self, error_regexes, *args, **kwargs):
1475
"""Run bzr, and check that stderr contains the supplied regexes
1477
:param error_regexes: Sequence of regular expressions which
1478
must each be found in the error output. The relative ordering
1480
:param args: command-line arguments for bzr
1481
:param kwargs: Keyword arguments which are interpreted by run_bzr
1482
This function changes the default value of retcode to be 3,
1483
since in most cases this is run when you expect bzr to fail.
1485
:return: (out, err) The actual output of running the command (in case
1486
you want to do more inspection)
1490
# Make sure that commit is failing because there is nothing to do
1491
self.run_bzr_error(['no changes to commit'],
1492
['commit', '-m', 'my commit comment'])
1493
# Make sure --strict is handling an unknown file, rather than
1494
# giving us the 'nothing to do' error
1495
self.build_tree(['unknown'])
1496
self.run_bzr_error(['Commit refused because there are unknown files'],
1497
['commit', --strict', '-m', 'my commit comment'])
1499
kwargs.setdefault('retcode', 3)
1500
kwargs['error_regexes'] = error_regexes
1501
out, err = self.run_bzr(*args, **kwargs)
1504
def run_bzr_subprocess(self, *args, **kwargs):
1505
"""Run bzr in a subprocess for testing.
1507
This starts a new Python interpreter and runs bzr in there.
1508
This should only be used for tests that have a justifiable need for
1509
this isolation: e.g. they are testing startup time, or signal
1510
handling, or early startup code, etc. Subprocess code can't be
1511
profiled or debugged so easily.
1513
:keyword retcode: The status code that is expected. Defaults to 0. If
1514
None is supplied, the status code is not checked.
1515
:keyword env_changes: A dictionary which lists changes to environment
1516
variables. A value of None will unset the env variable.
1517
The values must be strings. The change will only occur in the
1518
child, so you don't need to fix the environment after running.
1519
:keyword universal_newlines: Convert CRLF => LF
1520
:keyword allow_plugins: By default the subprocess is run with
1521
--no-plugins to ensure test reproducibility. Also, it is possible
1522
for system-wide plugins to create unexpected output on stderr,
1523
which can cause unnecessary test failures.
1525
env_changes = kwargs.get('env_changes', {})
1526
working_dir = kwargs.get('working_dir', None)
1527
allow_plugins = kwargs.get('allow_plugins', False)
1529
if isinstance(args[0], list):
1531
elif isinstance(args[0], basestring):
1532
args = list(shlex.split(args[0]))
1534
symbol_versioning.warn(zero_ninetyone %
1535
"passing varargs to run_bzr_subprocess",
1536
DeprecationWarning, stacklevel=3)
1537
process = self.start_bzr_subprocess(args, env_changes=env_changes,
1538
working_dir=working_dir,
1539
allow_plugins=allow_plugins)
1540
# We distinguish between retcode=None and retcode not passed.
1541
supplied_retcode = kwargs.get('retcode', 0)
1542
return self.finish_bzr_subprocess(process, retcode=supplied_retcode,
1543
universal_newlines=kwargs.get('universal_newlines', False),
1546
def start_bzr_subprocess(self, process_args, env_changes=None,
1547
skip_if_plan_to_signal=False,
1549
allow_plugins=False):
1550
"""Start bzr in a subprocess for testing.
1552
This starts a new Python interpreter and runs bzr in there.
1553
This should only be used for tests that have a justifiable need for
1554
this isolation: e.g. they are testing startup time, or signal
1555
handling, or early startup code, etc. Subprocess code can't be
1556
profiled or debugged so easily.
1558
:param process_args: a list of arguments to pass to the bzr executable,
1559
for example ``['--version']``.
1560
:param env_changes: A dictionary which lists changes to environment
1561
variables. A value of None will unset the env variable.
1562
The values must be strings. The change will only occur in the
1563
child, so you don't need to fix the environment after running.
1564
:param skip_if_plan_to_signal: raise TestSkipped when true and os.kill
1566
:param allow_plugins: If False (default) pass --no-plugins to bzr.
1568
:returns: Popen object for the started process.
1570
if skip_if_plan_to_signal:
1571
if not getattr(os, 'kill', None):
1572
raise TestSkipped("os.kill not available.")
1574
if env_changes is None:
1578
def cleanup_environment():
1579
for env_var, value in env_changes.iteritems():
1580
old_env[env_var] = osutils.set_or_unset_env(env_var, value)
1582
def restore_environment():
1583
for env_var, value in old_env.iteritems():
1584
osutils.set_or_unset_env(env_var, value)
1586
bzr_path = self.get_bzr_path()
1589
if working_dir is not None:
1590
cwd = osutils.getcwd()
1591
os.chdir(working_dir)
1594
# win32 subprocess doesn't support preexec_fn
1595
# so we will avoid using it on all platforms, just to
1596
# make sure the code path is used, and we don't break on win32
1597
cleanup_environment()
1598
command = [sys.executable, bzr_path]
1599
if not allow_plugins:
1600
command.append('--no-plugins')
1601
command.extend(process_args)
1602
process = self._popen(command, stdin=PIPE, stdout=PIPE, stderr=PIPE)
1604
restore_environment()
1610
def _popen(self, *args, **kwargs):
1611
"""Place a call to Popen.
1613
Allows tests to override this method to intercept the calls made to
1614
Popen for introspection.
1616
return Popen(*args, **kwargs)
1618
def get_bzr_path(self):
1619
"""Return the path of the 'bzr' executable for this test suite."""
1620
bzr_path = os.path.dirname(os.path.dirname(bzrlib.__file__))+'/bzr'
1621
if not os.path.isfile(bzr_path):
1622
# We are probably installed. Assume sys.argv is the right file
1623
bzr_path = sys.argv[0]
1626
def finish_bzr_subprocess(self, process, retcode=0, send_signal=None,
1627
universal_newlines=False, process_args=None):
1628
"""Finish the execution of process.
1630
:param process: the Popen object returned from start_bzr_subprocess.
1631
:param retcode: The status code that is expected. Defaults to 0. If
1632
None is supplied, the status code is not checked.
1633
:param send_signal: an optional signal to send to the process.
1634
:param universal_newlines: Convert CRLF => LF
1635
:returns: (stdout, stderr)
1637
if send_signal is not None:
1638
os.kill(process.pid, send_signal)
1639
out, err = process.communicate()
1641
if universal_newlines:
1642
out = out.replace('\r\n', '\n')
1643
err = err.replace('\r\n', '\n')
1645
if retcode is not None and retcode != process.returncode:
1646
if process_args is None:
1647
process_args = "(unknown args)"
1648
mutter('Output of bzr %s:\n%s', process_args, out)
1649
mutter('Error for bzr %s:\n%s', process_args, err)
1650
self.fail('Command bzr %s failed with retcode %s != %s'
1651
% (process_args, retcode, process.returncode))
362
retcode = kwargs.pop('retcode', 0)
363
return self.run_bzr_captured(args, retcode)
1654
365
def check_inventory_shape(self, inv, shape):
1655
366
"""Compare an inventory to a list of expected names.
1703
414
sys.stderr = real_stderr
1704
415
sys.stdin = real_stdin
1706
def reduceLockdirTimeout(self):
1707
"""Reduce the default lock timeout for the duration of the test, so that
1708
if LockContention occurs during a test, it does so quickly.
1710
Tests that expect to provoke LockContention errors should call this.
1712
orig_timeout = bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS
1714
bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS = orig_timeout
1715
self.addCleanup(resetTimeout)
1716
bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS = 0
1718
def make_utf8_encoded_stringio(self, encoding_type=None):
1719
"""Return a StringIOWrapper instance, that will encode Unicode
1722
if encoding_type is None:
1723
encoding_type = 'strict'
1725
output_encoding = 'utf-8'
1726
sio = codecs.getwriter(output_encoding)(sio, errors=encoding_type)
1727
sio.encoding = output_encoding
1731
class TestCaseWithMemoryTransport(TestCase):
1732
"""Common test class for tests that do not need disk resources.
1734
Tests that need disk resources should derive from TestCaseWithTransport.
1736
TestCaseWithMemoryTransport sets the TEST_ROOT variable for all bzr tests.
1738
For TestCaseWithMemoryTransport the test_home_dir is set to the name of
1739
a directory which does not exist. This serves to help ensure test isolation
1740
is preserved. test_dir is set to the TEST_ROOT, as is cwd, because they
1741
must exist. However, TestCaseWithMemoryTransport does not offer local
1742
file defaults for the transport in tests, nor does it obey the command line
1743
override, so tests that accidentally write to the common directory should
1746
:cvar TEST_ROOT: Directory containing all temporary directories, plus
1747
a .bzr directory that stops us ascending higher into the filesystem.
1753
def __init__(self, methodName='runTest'):
1754
# allow test parameterization after test construction and before test
1755
# execution. Variables that the parameterizer sets need to be
1756
# ones that are not set by setUp, or setUp will trash them.
1757
super(TestCaseWithMemoryTransport, self).__init__(methodName)
1758
self.vfs_transport_factory = default_transport
1759
self.transport_server = None
1760
self.transport_readonly_server = None
1761
self.__vfs_server = None
1763
def get_transport(self, relpath=None):
1764
"""Return a writeable transport.
1766
This transport is for the test scratch space relative to
1769
:param relpath: a path relative to the base url.
1771
t = get_transport(self.get_url(relpath))
1772
self.assertFalse(t.is_readonly())
1775
def get_readonly_transport(self, relpath=None):
1776
"""Return a readonly transport for the test scratch space
1778
This can be used to test that operations which should only need
1779
readonly access in fact do not try to write.
1781
:param relpath: a path relative to the base url.
1783
t = get_transport(self.get_readonly_url(relpath))
1784
self.assertTrue(t.is_readonly())
1787
def create_transport_readonly_server(self):
1788
"""Create a transport server from class defined at init.
1790
This is mostly a hook for daughter classes.
1792
return self.transport_readonly_server()
1794
def get_readonly_server(self):
1795
"""Get the server instance for the readonly transport
1797
This is useful for some tests with specific servers to do diagnostics.
1799
if self.__readonly_server is None:
1800
if self.transport_readonly_server is None:
1801
# readonly decorator requested
1802
# bring up the server
1803
self.__readonly_server = ReadonlyServer()
1804
self.__readonly_server.setUp(self.get_vfs_only_server())
1806
self.__readonly_server = self.create_transport_readonly_server()
1807
self.__readonly_server.setUp(self.get_vfs_only_server())
1808
self.addCleanup(self.__readonly_server.tearDown)
1809
return self.__readonly_server
1811
def get_readonly_url(self, relpath=None):
1812
"""Get a URL for the readonly transport.
1814
This will either be backed by '.' or a decorator to the transport
1815
used by self.get_url()
1816
relpath provides for clients to get a path relative to the base url.
1817
These should only be downwards relative, not upwards.
1819
base = self.get_readonly_server().get_url()
1820
return self._adjust_url(base, relpath)
1822
def get_vfs_only_server(self):
1823
"""Get the vfs only read/write server instance.
1825
This is useful for some tests with specific servers that need
1828
For TestCaseWithMemoryTransport this is always a MemoryServer, and there
1829
is no means to override it.
1831
if self.__vfs_server is None:
1832
self.__vfs_server = MemoryServer()
1833
self.__vfs_server.setUp()
1834
self.addCleanup(self.__vfs_server.tearDown)
1835
return self.__vfs_server
1837
def get_server(self):
1838
"""Get the read/write server instance.
1840
This is useful for some tests with specific servers that need
1843
This is built from the self.transport_server factory. If that is None,
1844
then the self.get_vfs_server is returned.
1846
if self.__server is None:
1847
if self.transport_server is None or self.transport_server is self.vfs_transport_factory:
1848
return self.get_vfs_only_server()
1850
# bring up a decorated means of access to the vfs only server.
1851
self.__server = self.transport_server()
1853
self.__server.setUp(self.get_vfs_only_server())
1854
except TypeError, e:
1855
# This should never happen; the try:Except here is to assist
1856
# developers having to update code rather than seeing an
1857
# uninformative TypeError.
1858
raise Exception, "Old server API in use: %s, %s" % (self.__server, e)
1859
self.addCleanup(self.__server.tearDown)
1860
return self.__server
1862
def _adjust_url(self, base, relpath):
1863
"""Get a URL (or maybe a path) for the readwrite transport.
1865
This will either be backed by '.' or to an equivalent non-file based
1867
relpath provides for clients to get a path relative to the base url.
1868
These should only be downwards relative, not upwards.
1870
if relpath is not None and relpath != '.':
1871
if not base.endswith('/'):
1873
# XXX: Really base should be a url; we did after all call
1874
# get_url()! But sometimes it's just a path (from
1875
# LocalAbspathServer), and it'd be wrong to append urlescaped data
1876
# to a non-escaped local path.
1877
if base.startswith('./') or base.startswith('/'):
1880
base += urlutils.escape(relpath)
1883
def get_url(self, relpath=None):
1884
"""Get a URL (or maybe a path) for the readwrite transport.
1886
This will either be backed by '.' or to an equivalent non-file based
1888
relpath provides for clients to get a path relative to the base url.
1889
These should only be downwards relative, not upwards.
1891
base = self.get_server().get_url()
1892
return self._adjust_url(base, relpath)
1894
def get_vfs_only_url(self, relpath=None):
1895
"""Get a URL (or maybe a path for the plain old vfs transport.
1897
This will never be a smart protocol. It always has all the
1898
capabilities of the local filesystem, but it might actually be a
1899
MemoryTransport or some other similar virtual filesystem.
1901
This is the backing transport (if any) of the server returned by
1902
get_url and get_readonly_url.
1904
:param relpath: provides for clients to get a path relative to the base
1905
url. These should only be downwards relative, not upwards.
1908
base = self.get_vfs_only_server().get_url()
1909
return self._adjust_url(base, relpath)
1911
def _create_safety_net(self):
1912
"""Make a fake bzr directory.
1914
This prevents any tests propagating up onto the TEST_ROOT directory's
1917
root = TestCaseWithMemoryTransport.TEST_ROOT
1918
bzrdir.BzrDir.create_standalone_workingtree(root)
1920
def _check_safety_net(self):
1921
"""Check that the safety .bzr directory have not been touched.
1923
_make_test_root have created a .bzr directory to prevent tests from
1924
propagating. This method ensures than a test did not leaked.
1926
root = TestCaseWithMemoryTransport.TEST_ROOT
1927
wt = workingtree.WorkingTree.open(root)
1928
last_rev = wt.last_revision()
1929
if last_rev != 'null:':
1930
# The current test have modified the /bzr directory, we need to
1931
# recreate a new one or all the followng tests will fail.
1932
# If you need to inspect its content uncomment the following line
1933
# import pdb; pdb.set_trace()
1934
_rmtree_temp_dir(root + '/.bzr')
1935
self._create_safety_net()
1936
raise AssertionError('%s/.bzr should not be modified' % root)
1938
def _make_test_root(self):
1939
if TestCaseWithMemoryTransport.TEST_ROOT is None:
1940
root = osutils.mkdtemp(prefix='testbzr-', suffix='.tmp')
1941
TestCaseWithMemoryTransport.TEST_ROOT = root
1943
self._create_safety_net()
1945
# The same directory is used by all tests, and we're not
1946
# specifically told when all tests are finished. This will do.
1947
atexit.register(_rmtree_temp_dir, root)
1949
self.addCleanup(self._check_safety_net)
1951
def makeAndChdirToTestDir(self):
1952
"""Create a temporary directories for this one test.
1954
This must set self.test_home_dir and self.test_dir and chdir to
1957
For TestCaseWithMemoryTransport we chdir to the TEST_ROOT for this test.
1959
os.chdir(TestCaseWithMemoryTransport.TEST_ROOT)
1960
self.test_dir = TestCaseWithMemoryTransport.TEST_ROOT
1961
self.test_home_dir = self.test_dir + "/MemoryTransportMissingHomeDir"
1963
def make_branch(self, relpath, format=None):
1964
"""Create a branch on the transport at relpath."""
1965
repo = self.make_repository(relpath, format=format)
1966
return repo.bzrdir.create_branch()
1968
def make_bzrdir(self, relpath, format=None):
1970
# might be a relative or absolute path
1971
maybe_a_url = self.get_url(relpath)
1972
segments = maybe_a_url.rsplit('/', 1)
1973
t = get_transport(maybe_a_url)
1974
if len(segments) > 1 and segments[-1] not in ('', '.'):
1978
if isinstance(format, basestring):
1979
format = bzrdir.format_registry.make_bzrdir(format)
1980
return format.initialize_on_transport(t)
1981
except errors.UninitializableFormat:
1982
raise TestSkipped("Format %s is not initializable." % format)
1984
def make_repository(self, relpath, shared=False, format=None):
1985
"""Create a repository on our default transport at relpath.
1987
Note that relpath must be a relative path, not a full url.
1989
# FIXME: If you create a remoterepository this returns the underlying
1990
# real format, which is incorrect. Actually we should make sure that
1991
# RemoteBzrDir returns a RemoteRepository.
1992
# maybe mbp 20070410
1993
made_control = self.make_bzrdir(relpath, format=format)
1994
return made_control.create_repository(shared=shared)
1996
def make_branch_and_memory_tree(self, relpath, format=None):
1997
"""Create a branch on the default transport and a MemoryTree for it."""
1998
b = self.make_branch(relpath, format=format)
1999
return memorytree.MemoryTree.create_on_branch(b)
2001
def overrideEnvironmentForTesting(self):
2002
os.environ['HOME'] = self.test_home_dir
2003
os.environ['BZR_HOME'] = self.test_home_dir
2006
super(TestCaseWithMemoryTransport, self).setUp()
2007
self._make_test_root()
2008
_currentdir = os.getcwdu()
2009
def _leaveDirectory():
2010
os.chdir(_currentdir)
2011
self.addCleanup(_leaveDirectory)
2012
self.makeAndChdirToTestDir()
2013
self.overrideEnvironmentForTesting()
2014
self.__readonly_server = None
2015
self.__server = None
2016
self.reduceLockdirTimeout()
418
BzrTestBase = TestCase
2019
class TestCaseInTempDir(TestCaseWithMemoryTransport):
421
class TestCaseInTempDir(TestCase):
2020
422
"""Derived class that runs a test within a temporary directory.
2022
424
This is useful for tests that need to create a branch, etc.
2046
443
self.log("actually: %r" % contents)
2047
444
self.fail("contents of %s not as expected" % filename)
2049
def makeAndChdirToTestDir(self):
2050
"""See TestCaseWithMemoryTransport.makeAndChdirToTestDir().
2052
For TestCaseInTempDir we create a temporary directory based on the test
2053
name and then create two subdirs - test and home under it.
2055
# create a directory within the top level test directory
2056
candidate_dir = osutils.mkdtemp(dir=self.TEST_ROOT)
2057
# now create test and home directories within this dir
2058
self.test_base_dir = candidate_dir
2059
self.test_home_dir = self.test_base_dir + '/home'
2060
os.mkdir(self.test_home_dir)
2061
self.test_dir = self.test_base_dir + '/work'
446
def _make_test_root(self):
447
if TestCaseInTempDir.TEST_ROOT is not None:
451
root = u'test%04d.tmp' % i
455
if e.errno == errno.EEXIST:
460
# successfully created
461
TestCaseInTempDir.TEST_ROOT = os.path.abspath(root)
463
# make a fake bzr directory there to prevent any tests propagating
464
# up onto the source directory's real branch
465
os.mkdir(os.path.join(TestCaseInTempDir.TEST_ROOT, '.bzr'))
468
super(TestCaseInTempDir, self).setUp()
469
self._make_test_root()
470
_currentdir = os.getcwdu()
471
short_id = self.id().replace('bzrlib.selftest.', '') \
472
.replace('__main__.', '')
473
self.test_dir = os.path.join(self.TEST_ROOT, short_id)
2062
474
os.mkdir(self.test_dir)
2063
475
os.chdir(self.test_dir)
2064
# put name of test inside
2065
f = file(self.test_base_dir + '/name', 'w')
2070
self.addCleanup(self.deleteTestDir)
2072
def deleteTestDir(self):
2073
os.chdir(self.TEST_ROOT)
2074
_rmtree_temp_dir(self.test_base_dir)
2076
def build_tree(self, shape, line_endings='binary', transport=None):
476
os.environ['HOME'] = self.test_dir
477
def _leaveDirectory():
478
os.chdir(_currentdir)
479
self.addCleanup(_leaveDirectory)
481
def build_tree(self, shape):
2077
482
"""Build a test tree according to a pattern.
2079
484
shape is a sequence of file specifications. If the final
2080
485
character is '/', a directory is created.
2082
This assumes that all the elements in the tree being built are new.
2084
487
This doesn't add anything to a branch.
2086
:type shape: list or tuple.
2087
:param line_endings: Either 'binary' or 'native'
2088
in binary mode, exact contents are written in native mode, the
2089
line endings match the default platform endings.
2090
:param transport: A transport to write to, for building trees on VFS's.
2091
If the transport is readonly or None, "." is opened automatically.
2094
if type(shape) not in (list, tuple):
2095
raise AssertionError("Parameter 'shape' should be "
2096
"a list or a tuple. Got %r instead" % (shape,))
2097
# It's OK to just create them using forward slashes on windows.
2098
if transport is None or transport.is_readonly():
2099
transport = get_transport(".")
489
# XXX: It's OK to just create them using forward slashes on windows?
2100
490
for name in shape:
2101
491
self.assert_(isinstance(name, basestring))
2102
492
if name[-1] == '/':
2103
transport.mkdir(urlutils.escape(name[:-1]))
2105
if line_endings == 'binary':
2107
elif line_endings == 'native':
2110
raise errors.BzrError(
2111
'Invalid line ending request %r' % line_endings)
2112
content = "contents of %s%s" % (name.encode('utf-8'), end)
2113
transport.put_bytes_non_atomic(urlutils.escape(name), content)
496
print >>f, "contents of", name
2115
499
def build_tree_contents(self, shape):
2116
build_tree_contents(shape)
2118
def assertInWorkingTree(self, path, root_path='.', tree=None):
2119
"""Assert whether path or paths are in the WorkingTree"""
2121
tree = workingtree.WorkingTree.open(root_path)
2122
if not isinstance(path, basestring):
2124
self.assertInWorkingTree(p,tree=tree)
2126
self.assertIsNot(tree.path2id(path), None,
2127
path+' not in working tree.')
2129
def assertNotInWorkingTree(self, path, root_path='.', tree=None):
2130
"""Assert whether path or paths are not in the WorkingTree"""
2132
tree = workingtree.WorkingTree.open(root_path)
2133
if not isinstance(path, basestring):
2135
self.assertNotInWorkingTree(p,tree=tree)
2137
self.assertIs(tree.path2id(path), None, path+' in working tree.')
2140
class TestCaseWithTransport(TestCaseInTempDir):
2141
"""A test case that provides get_url and get_readonly_url facilities.
2143
These back onto two transport servers, one for readonly access and one for
2146
If no explicit class is provided for readonly access, a
2147
ReadonlyTransportDecorator is used instead which allows the use of non disk
2148
based read write transports.
2150
If an explicit class is provided for readonly access, that server and the
2151
readwrite one must both define get_url() as resolving to os.getcwd().
2154
def get_vfs_only_server(self):
2155
"""See TestCaseWithMemoryTransport.
2157
This is useful for some tests with specific servers that need
2160
if self.__vfs_server is None:
2161
self.__vfs_server = self.vfs_transport_factory()
2162
self.__vfs_server.setUp()
2163
self.addCleanup(self.__vfs_server.tearDown)
2164
return self.__vfs_server
2166
def make_branch_and_tree(self, relpath, format=None):
2167
"""Create a branch on the transport and a tree locally.
2169
If the transport is not a LocalTransport, the Tree can't be created on
2170
the transport. In that case if the vfs_transport_factory is
2171
LocalURLServer the working tree is created in the local
2172
directory backing the transport, and the returned tree's branch and
2173
repository will also be accessed locally. Otherwise a lightweight
2174
checkout is created and returned.
2176
:param format: The BzrDirFormat.
2177
:returns: the WorkingTree.
2179
# TODO: always use the local disk path for the working tree,
2180
# this obviously requires a format that supports branch references
2181
# so check for that by checking bzrdir.BzrDirFormat.get_default_format()
2183
b = self.make_branch(relpath, format=format)
2185
return b.bzrdir.create_workingtree()
2186
except errors.NotLocalUrl:
2187
# We can only make working trees locally at the moment. If the
2188
# transport can't support them, then we keep the non-disk-backed
2189
# branch and create a local checkout.
2190
if self.vfs_transport_factory is LocalURLServer:
2191
# the branch is colocated on disk, we cannot create a checkout.
2192
# hopefully callers will expect this.
2193
local_controldir= bzrdir.BzrDir.open(self.get_vfs_only_url(relpath))
2194
return local_controldir.create_workingtree()
2196
return b.create_checkout(relpath, lightweight=True)
2198
def assertIsDirectory(self, relpath, transport):
2199
"""Assert that relpath within transport is a directory.
2201
This may not be possible on all transports; in that case it propagates
2202
a TransportNotPossible.
2205
mode = transport.stat(relpath).st_mode
2206
except errors.NoSuchFile:
2207
self.fail("path %s is not a directory; no such file"
2209
if not stat.S_ISDIR(mode):
2210
self.fail("path %s is not a directory; has mode %#o"
2213
def assertTreesEqual(self, left, right):
2214
"""Check that left and right have the same content and properties."""
2215
# we use a tree delta to check for equality of the content, and we
2216
# manually check for equality of other things such as the parents list.
2217
self.assertEqual(left.get_parent_ids(), right.get_parent_ids())
2218
differences = left.changes_from(right)
2219
self.assertFalse(differences.has_changed(),
2220
"Trees %r and %r are different: %r" % (left, right, differences))
2223
super(TestCaseWithTransport, self).setUp()
2224
self.__vfs_server = None
2227
class ChrootedTestCase(TestCaseWithTransport):
2228
"""A support class that provides readonly urls outside the local namespace.
2230
This is done by checking if self.transport_server is a MemoryServer. if it
2231
is then we are chrooted already, if it is not then an HttpServer is used
2234
TODO RBC 20060127: make this an option to TestCaseWithTransport so it can
2235
be used without needed to redo it when a different
2236
subclass is in use ?
2240
super(ChrootedTestCase, self).setUp()
2241
if not self.vfs_transport_factory == MemoryServer:
2242
self.transport_readonly_server = HttpServer
2245
def condition_id_re(pattern):
2246
"""Create a condition filter which performs a re check on a test's id.
2248
:param pattern: A regular expression string.
2249
:return: A callable that returns True if the re matches.
2251
filter_re = re.compile(pattern)
2252
def condition(test):
2254
return filter_re.search(test_id)
2258
def condition_isinstance(klass_or_klass_list):
2259
"""Create a condition filter which returns isinstance(param, klass).
2261
:return: A callable which when called with one parameter obj return the
2262
result of isinstance(obj, klass_or_klass_list).
2265
return isinstance(obj, klass_or_klass_list)
2269
def condition_id_in_list(id_list):
2270
"""Create a condition filter which verify that test's id in a list.
2272
:param name: A TestIdList object.
2273
:return: A callable that returns True if the test's id appears in the list.
2275
def condition(test):
2276
return id_list.test_in(test.id())
2280
def exclude_tests_by_condition(suite, condition):
2281
"""Create a test suite which excludes some tests from suite.
2283
:param suite: The suite to get tests from.
2284
:param condition: A callable whose result evaluates True when called with a
2285
test case which should be excluded from the result.
2286
:return: A suite which contains the tests found in suite that fail
2290
for test in iter_suite_tests(suite):
2291
if not condition(test):
2293
return TestUtil.TestSuite(result)
2296
def filter_suite_by_condition(suite, condition):
2297
"""Create a test suite by filtering another one.
2299
:param suite: The source suite.
2300
:param condition: A callable whose result evaluates True when called with a
2301
test case which should be included in the result.
2302
:return: A suite which contains the tests found in suite that pass
2306
for test in iter_suite_tests(suite):
2309
return TestUtil.TestSuite(result)
2312
def filter_suite_by_re(suite, pattern, exclude_pattern=DEPRECATED_PARAMETER,
2313
random_order=DEPRECATED_PARAMETER):
2314
"""Create a test suite by filtering another one.
2316
:param suite: the source suite
2317
:param pattern: pattern that names must match
2318
:param exclude_pattern: A pattern that names must not match. This parameter
2319
is deprecated as of bzrlib 1.0. Please use the separate function
2320
exclude_tests_by_re instead.
2321
:param random_order: If True, tests in the new suite will be put in
2322
random order. This parameter is deprecated as of bzrlib 1.0. Please
2323
use the separate function randomize_suite instead.
2324
:returns: the newly created suite
2326
if deprecated_passed(exclude_pattern):
2327
symbol_versioning.warn(
2328
one_zero % "passing exclude_pattern to filter_suite_by_re",
2329
DeprecationWarning, stacklevel=2)
2330
if exclude_pattern is not None:
2331
suite = exclude_tests_by_re(suite, exclude_pattern)
2332
condition = condition_id_re(pattern)
2333
result_suite = filter_suite_by_condition(suite, condition)
2334
if deprecated_passed(random_order):
2335
symbol_versioning.warn(
2336
one_zero % "passing random_order to filter_suite_by_re",
2337
DeprecationWarning, stacklevel=2)
2339
result_suite = randomize_suite(result_suite)
2343
def filter_suite_by_id_list(suite, test_id_list):
2344
"""Create a test suite by filtering another one.
2346
:param suite: The source suite.
2347
:param test_id_list: A list of the test ids to keep as strings.
2348
:returns: the newly created suite
2350
condition = condition_id_in_list(test_id_list)
2351
result_suite = filter_suite_by_condition(suite, condition)
2355
def exclude_tests_by_re(suite, pattern):
2356
"""Create a test suite which excludes some tests from suite.
2358
:param suite: The suite to get tests from.
2359
:param pattern: A regular expression string. Test ids that match this
2360
pattern will be excluded from the result.
2361
:return: A TestSuite that contains all the tests from suite without the
2362
tests that matched pattern. The order of tests is the same as it was in
2365
return exclude_tests_by_condition(suite, condition_id_re(pattern))
2368
def preserve_input(something):
2369
"""A helper for performing test suite transformation chains.
2371
:param something: Anything you want to preserve.
2377
def randomize_suite(suite):
2378
"""Return a new TestSuite with suite's tests in random order.
2380
The tests in the input suite are flattened into a single suite in order to
2381
accomplish this. Any nested TestSuites are removed to provide global
2384
tests = list(iter_suite_tests(suite))
2385
random.shuffle(tests)
2386
return TestUtil.TestSuite(tests)
2389
@deprecated_function(one_zero)
2390
def sort_suite_by_re(suite, pattern, exclude_pattern=None,
2391
random_order=False, append_rest=True):
2392
"""DEPRECATED: Create a test suite by sorting another one.
2394
This method has been decomposed into separate helper methods that should be
2396
- filter_suite_by_re
2397
- exclude_tests_by_re
2401
:param suite: the source suite
2402
:param pattern: pattern that names must match in order to go
2403
first in the new suite
2404
:param exclude_pattern: pattern that names must not match, if any
2405
:param random_order: if True, tests in the new suite will be put in
2406
random order (with all tests matching pattern
2408
:param append_rest: if False, pattern is a strict filter and not
2409
just an ordering directive
2410
:returns: the newly created suite
2412
if exclude_pattern is not None:
2413
suite = exclude_tests_by_re(suite, exclude_pattern)
2415
order_changer = randomize_suite
2417
order_changer = preserve_input
2419
suites = map(order_changer, split_suite_by_re(suite, pattern))
2420
return TestUtil.TestSuite(suites)
2422
return order_changer(filter_suite_by_re(suite, pattern))
2425
def split_suite_by_re(suite, pattern):
2426
"""Split a test suite into two by a regular expression.
2428
:param suite: The suite to split.
2429
:param pattern: A regular expression string. Test ids that match this
2430
pattern will be in the first test suite returned, and the others in the
2431
second test suite returned.
2432
:return: A tuple of two test suites, where the first contains tests from
2433
suite matching pattern, and the second contains the remainder from
2434
suite. The order within each output suite is the same as it was in
2439
filter_re = re.compile(pattern)
2440
for test in iter_suite_tests(suite):
2442
if filter_re.search(test_id):
2443
matched.append(test)
2445
did_not_match.append(test)
2446
return TestUtil.TestSuite(matched), TestUtil.TestSuite(did_not_match)
500
bzrlib.selftest.build_tree_contents(shape)
502
def failUnlessExists(self, path):
503
"""Fail unless path, which may be abs or relative, exists."""
504
self.failUnless(osutils.lexists(path))
506
def assertFileEqual(self, content, path):
507
"""Fail if path does not contain 'content'."""
508
self.failUnless(osutils.lexists(path))
509
self.assertEqualDiff(content, open(path, 'r').read())
512
class MetaTestLog(TestCase):
513
def test_logging(self):
514
"""Test logs are captured when a test fails."""
515
logging.info('an info message')
516
warning('something looks dodgy...')
517
logging.debug('hello, test is running')
520
def filter_suite_by_re(suite, pattern):
521
result = TestUtil.TestSuite()
522
filter_re = re.compile(pattern)
523
for test in iter_suite_tests(suite):
524
if filter_re.search(test.id()):
2449
529
def run_suite(suite, name='test', verbose=False, pattern=".*",
2450
stop_on_failure=False,
2451
transport=None, lsprof_timed=None, bench_history=None,
2452
matching_tests_first=None,
2455
exclude_pattern=None,
2457
TestCase._gather_lsprof_in_benchmarks = lsprof_timed
530
stop_on_failure=False):
531
TestCaseInTempDir._TEST_NAME = name
2462
536
runner = TextTestRunner(stream=sys.stdout,
2464
verbosity=verbosity,
2465
bench_history=bench_history,
2466
list_only=list_only,
2468
539
runner.stop_on_failure=stop_on_failure
2469
# Initialise the random number generator and display the seed used.
2470
# We convert the seed to a long to make it reuseable across invocations.
2471
random_order = False
2472
if random_seed is not None:
2474
if random_seed == "now":
2475
random_seed = long(time.time())
2477
# Convert the seed to a long if we can
2479
random_seed = long(random_seed)
2482
runner.stream.writeln("Randomizing test order using seed %s\n" %
2484
random.seed(random_seed)
2485
# Customise the list of tests if requested
2486
if exclude_pattern is not None:
2487
suite = exclude_tests_by_re(suite, exclude_pattern)
2489
order_changer = randomize_suite
2491
order_changer = preserve_input
2492
if pattern != '.*' or random_order:
2493
if matching_tests_first:
2494
suites = map(order_changer, split_suite_by_re(suite, pattern))
2495
suite = TestUtil.TestSuite(suites)
2497
suite = order_changer(filter_suite_by_re(suite, pattern))
541
suite = filter_suite_by_re(suite, pattern)
2499
542
result = runner.run(suite)
2502
return result.wasStrictlySuccessful()
543
# This is still a little bogus,
544
# but only a little. Folk not using our testrunner will
545
# have to delete their temp directories themselves.
546
if result.wasSuccessful():
547
if TestCaseInTempDir.TEST_ROOT is not None:
548
shutil.rmtree(TestCaseInTempDir.TEST_ROOT)
550
print "Failed tests working directories are in '%s'\n" % TestCaseInTempDir.TEST_ROOT
2504
551
return result.wasSuccessful()
2507
def selftest(verbose=False, pattern=".*", stop_on_failure=True,
2509
test_suite_factory=None,
2512
matching_tests_first=None,
2515
exclude_pattern=None,
554
def selftest(verbose=False, pattern=".*", stop_on_failure=True):
2519
555
"""Run the whole test suite under the enhanced runner"""
2520
# XXX: Very ugly way to do this...
2521
# Disable warning about old formats because we don't want it to disturb
2522
# any blackbox tests.
2523
from bzrlib import repository
2524
repository._deprecation_warning_done = True
2526
global default_transport
2527
if transport is None:
2528
transport = default_transport
2529
old_transport = default_transport
2530
default_transport = transport
2532
if load_list is None:
2535
keep_only = load_test_id_list(load_list)
2536
if test_suite_factory is None:
2537
suite = test_suite(keep_only)
2539
suite = test_suite_factory()
2540
return run_suite(suite, 'testbzr', verbose=verbose, pattern=pattern,
2541
stop_on_failure=stop_on_failure,
2542
transport=transport,
2543
lsprof_timed=lsprof_timed,
2544
bench_history=bench_history,
2545
matching_tests_first=matching_tests_first,
2546
list_only=list_only,
2547
random_seed=random_seed,
2548
exclude_pattern=exclude_pattern,
2551
default_transport = old_transport
2554
def load_test_id_list(file_name):
2555
"""Load a test id list from a text file.
2557
The format is one test id by line. No special care is taken to impose
2558
strict rules, these test ids are used to filter the test suite so a test id
2559
that do not match an existing test will do no harm. This allows user to add
2560
comments, leave blank lines, etc.
2564
ftest = open(file_name, 'rt')
2566
if e.errno != errno.ENOENT:
2569
raise errors.NoSuchFile(file_name)
2571
for test_name in ftest.readlines():
2572
test_list.append(test_name.strip())
2577
class TestIdList(object):
2578
"""Test id list to filter a test suite.
2580
Relying on the assumption that test ids are built as:
2581
<module>[.<class>.<method>][(<param>+)], <module> being in python dotted
2582
notation, this class offers methods to :
2583
- avoid building a test suite for modules not refered to in the test list,
2584
- keep only the tests listed from the module test suite.
2587
def __init__(self, test_id_list):
2588
# When a test suite needs to be filtered against us we compare test ids
2589
# for equality, so a simple dict offers a quick and simple solution.
2590
self.tests = dict().fromkeys(test_id_list, True)
2592
# While unittest.TestCase have ids like:
2593
# <module>.<class>.<method>[(<param+)],
2594
# doctest.DocTestCase can have ids like:
2597
# <module>.<function>
2598
# <module>.<class>.<method>
2600
# Since we can't predict a test class from its name only, we settle on
2601
# a simple constraint: a test id always begins with its module name.
2604
for test_id in test_id_list:
2605
parts = test_id.split('.')
2606
mod_name = parts.pop(0)
2607
modules[mod_name] = True
2609
mod_name += '.' + part
2610
modules[mod_name] = True
2611
self.modules = modules
2613
def is_module_name_used(self, module_name):
2614
"""Is there tests for the module or one of its sub modules."""
2615
return self.modules.has_key(module_name)
2617
def test_in(self, test_id):
2618
return self.tests.has_key(test_id)
2621
def test_suite(keep_only=None):
2622
"""Build and return TestSuite for the whole of bzrlib.
2624
:param keep_only: A list of test ids limiting the suite returned.
2626
This function can be replaced if you need to change the default test
2627
suite on a global basis, but it is not encouraged.
2630
'bzrlib.util.tests.test_bencode',
2631
'bzrlib.tests.test__dirstate_helpers',
2632
'bzrlib.tests.test_ancestry',
2633
'bzrlib.tests.test_annotate',
2634
'bzrlib.tests.test_api',
2635
'bzrlib.tests.test_atomicfile',
2636
'bzrlib.tests.test_bad_files',
2637
'bzrlib.tests.test_bisect_multi',
2638
'bzrlib.tests.test_branch',
2639
'bzrlib.tests.test_branchbuilder',
2640
'bzrlib.tests.test_bugtracker',
2641
'bzrlib.tests.test_bundle',
2642
'bzrlib.tests.test_bzrdir',
2643
'bzrlib.tests.test_cache_utf8',
2644
'bzrlib.tests.test_commands',
2645
'bzrlib.tests.test_commit',
2646
'bzrlib.tests.test_commit_merge',
2647
'bzrlib.tests.test_config',
2648
'bzrlib.tests.test_conflicts',
2649
'bzrlib.tests.test_counted_lock',
2650
'bzrlib.tests.test_decorators',
2651
'bzrlib.tests.test_delta',
2652
'bzrlib.tests.test_deprecated_graph',
2653
'bzrlib.tests.test_diff',
2654
'bzrlib.tests.test_dirstate',
2655
'bzrlib.tests.test_directory_service',
2656
'bzrlib.tests.test_email_message',
2657
'bzrlib.tests.test_errors',
2658
'bzrlib.tests.test_escaped_store',
2659
'bzrlib.tests.test_extract',
2660
'bzrlib.tests.test_fetch',
2661
'bzrlib.tests.test_ftp_transport',
2662
'bzrlib.tests.test_generate_docs',
2663
'bzrlib.tests.test_generate_ids',
2664
'bzrlib.tests.test_globbing',
2665
'bzrlib.tests.test_gpg',
2666
'bzrlib.tests.test_graph',
2667
'bzrlib.tests.test_hashcache',
2668
'bzrlib.tests.test_help',
2669
'bzrlib.tests.test_hooks',
2670
'bzrlib.tests.test_http',
2671
'bzrlib.tests.test_http_implementations',
2672
'bzrlib.tests.test_http_response',
2673
'bzrlib.tests.test_https_ca_bundle',
2674
'bzrlib.tests.test_identitymap',
2675
'bzrlib.tests.test_ignores',
2676
'bzrlib.tests.test_index',
2677
'bzrlib.tests.test_info',
2678
'bzrlib.tests.test_inv',
2679
'bzrlib.tests.test_knit',
2680
'bzrlib.tests.test_lazy_import',
2681
'bzrlib.tests.test_lazy_regex',
2682
'bzrlib.tests.test_lockdir',
2683
'bzrlib.tests.test_lockable_files',
2684
'bzrlib.tests.test_log',
2685
'bzrlib.tests.test_lsprof',
2686
'bzrlib.tests.test_lru_cache',
2687
'bzrlib.tests.test_mail_client',
2688
'bzrlib.tests.test_memorytree',
2689
'bzrlib.tests.test_merge',
2690
'bzrlib.tests.test_merge3',
2691
'bzrlib.tests.test_merge_core',
2692
'bzrlib.tests.test_merge_directive',
2693
'bzrlib.tests.test_missing',
2694
'bzrlib.tests.test_msgeditor',
2695
'bzrlib.tests.test_multiparent',
2696
'bzrlib.tests.test_nonascii',
2697
'bzrlib.tests.test_options',
2698
'bzrlib.tests.test_osutils',
2699
'bzrlib.tests.test_osutils_encodings',
2700
'bzrlib.tests.test_pack',
2701
'bzrlib.tests.test_patch',
2702
'bzrlib.tests.test_patches',
2703
'bzrlib.tests.test_permissions',
2704
'bzrlib.tests.test_plugins',
2705
'bzrlib.tests.test_progress',
2706
'bzrlib.tests.test_reconfigure',
2707
'bzrlib.tests.test_reconcile',
2708
'bzrlib.tests.test_registry',
2709
'bzrlib.tests.test_remote',
2710
'bzrlib.tests.test_repository',
2711
'bzrlib.tests.test_revert',
2712
'bzrlib.tests.test_revision',
2713
'bzrlib.tests.test_revisionnamespaces',
2714
'bzrlib.tests.test_revisiontree',
2715
'bzrlib.tests.test_rio',
2716
'bzrlib.tests.test_sampler',
2717
'bzrlib.tests.test_selftest',
2718
'bzrlib.tests.test_setup',
2719
'bzrlib.tests.test_sftp_transport',
2720
'bzrlib.tests.test_smart',
2721
'bzrlib.tests.test_smart_add',
2722
'bzrlib.tests.test_smart_transport',
2723
'bzrlib.tests.test_smtp_connection',
2724
'bzrlib.tests.test_source',
2725
'bzrlib.tests.test_ssh_transport',
2726
'bzrlib.tests.test_status',
2727
'bzrlib.tests.test_store',
2728
'bzrlib.tests.test_strace',
2729
'bzrlib.tests.test_subsume',
2730
'bzrlib.tests.test_switch',
2731
'bzrlib.tests.test_symbol_versioning',
2732
'bzrlib.tests.test_tag',
2733
'bzrlib.tests.test_testament',
2734
'bzrlib.tests.test_textfile',
2735
'bzrlib.tests.test_textmerge',
2736
'bzrlib.tests.test_timestamp',
2737
'bzrlib.tests.test_trace',
2738
'bzrlib.tests.test_transactions',
2739
'bzrlib.tests.test_transform',
2740
'bzrlib.tests.test_transport',
2741
'bzrlib.tests.test_tree',
2742
'bzrlib.tests.test_treebuilder',
2743
'bzrlib.tests.test_tsort',
2744
'bzrlib.tests.test_tuned_gzip',
2745
'bzrlib.tests.test_ui',
2746
'bzrlib.tests.test_upgrade',
2747
'bzrlib.tests.test_urlutils',
2748
'bzrlib.tests.test_versionedfile',
2749
'bzrlib.tests.test_version',
2750
'bzrlib.tests.test_version_info',
2751
'bzrlib.tests.test_weave',
2752
'bzrlib.tests.test_whitebox',
2753
'bzrlib.tests.test_win32utils',
2754
'bzrlib.tests.test_workingtree',
2755
'bzrlib.tests.test_workingtree_4',
2756
'bzrlib.tests.test_wsgi',
2757
'bzrlib.tests.test_xml',
556
return run_suite(test_suite(), 'testbzr', verbose=verbose, pattern=pattern,
557
stop_on_failure=stop_on_failure)
561
"""Build and return TestSuite for the whole program."""
562
import bzrlib.store, bzrlib.inventory, bzrlib.branch
563
import bzrlib.osutils, bzrlib.merge3, bzrlib.plugin
564
from doctest import DocTestSuite
566
global MODULES_TO_TEST, MODULES_TO_DOCTEST
569
['bzrlib.selftest.MetaTestLog',
570
'bzrlib.selftest.testapi',
571
'bzrlib.selftest.testgpg',
572
'bzrlib.selftest.testidentitymap',
573
'bzrlib.selftest.testinv',
574
'bzrlib.selftest.test_ancestry',
575
'bzrlib.selftest.test_commit',
576
'bzrlib.selftest.test_command',
577
'bzrlib.selftest.test_commit_merge',
578
'bzrlib.selftest.testconfig',
579
'bzrlib.selftest.versioning',
580
'bzrlib.selftest.testmerge3',
581
'bzrlib.selftest.testmerge',
582
'bzrlib.selftest.testhashcache',
583
'bzrlib.selftest.teststatus',
584
'bzrlib.selftest.testlog',
585
'bzrlib.selftest.testrevisionnamespaces',
586
'bzrlib.selftest.testbranch',
587
'bzrlib.selftest.testrevision',
588
'bzrlib.selftest.test_revision_info',
589
'bzrlib.selftest.test_merge_core',
590
'bzrlib.selftest.test_smart_add',
591
'bzrlib.selftest.test_bad_files',
592
'bzrlib.selftest.testdiff',
593
'bzrlib.selftest.test_parent',
594
'bzrlib.selftest.test_xml',
595
'bzrlib.selftest.test_weave',
596
'bzrlib.selftest.testfetch',
597
'bzrlib.selftest.whitebox',
598
'bzrlib.selftest.teststore',
599
'bzrlib.selftest.blackbox',
600
'bzrlib.selftest.testsampler',
601
'bzrlib.selftest.testtransactions',
602
'bzrlib.selftest.testtransport',
603
'bzrlib.selftest.testsftp',
604
'bzrlib.selftest.testgraph',
605
'bzrlib.selftest.testworkingtree',
606
'bzrlib.selftest.test_upgrade',
607
'bzrlib.selftest.test_conflicts',
608
'bzrlib.selftest.testtestament',
609
'bzrlib.selftest.testannotate',
610
'bzrlib.selftest.testrevprops',
611
'bzrlib.selftest.testoptions',
612
'bzrlib.selftest.testhttp',
613
'bzrlib.selftest.testnonascii',
614
'bzrlib.selftest.testreweave',
615
'bzrlib.selftest.testtsort',
616
'bzrlib.selftest.testbasicio',
2759
test_transport_implementations = [
2760
'bzrlib.tests.test_transport_implementations',
2761
'bzrlib.tests.test_read_bundle',
2763
suite = TestUtil.TestSuite()
2764
loader = TestUtil.TestLoader()
2766
if keep_only is not None:
2767
id_filter = TestIdList(keep_only)
2769
# modules building their suite with loadTestsFromModuleNames
2770
if keep_only is None:
2771
suite.addTest(loader.loadTestsFromModuleNames(testmod_names))
2773
for mod in [m for m in testmod_names
2774
if id_filter.is_module_name_used(m)]:
2775
mod_suite = loader.loadTestsFromModuleNames([mod])
2776
mod_suite = filter_suite_by_id_list(mod_suite, id_filter)
2777
suite.addTest(mod_suite)
2779
# modules adapted for transport implementations
2780
from bzrlib.tests.test_transport_implementations import TransportTestProviderAdapter
2781
adapter = TransportTestProviderAdapter()
2782
if keep_only is None:
2783
adapt_modules(test_transport_implementations, adapter, loader, suite)
2785
for mod in [m for m in test_transport_implementations
2786
if id_filter.is_module_name_used(m)]:
2787
mod_suite = TestUtil.TestSuite()
2788
adapt_modules([mod], adapter, loader, mod_suite)
2789
mod_suite = filter_suite_by_id_list(mod_suite, id_filter)
2790
suite.addTest(mod_suite)
2792
# modules defining their own test_suite()
2793
for package in [p for p in packages_to_test()
2794
if (keep_only is None
2795
or id_filter.is_module_name_used(p.__name__))]:
2796
pack_suite = package.test_suite()
2797
if keep_only is not None:
2798
pack_suite = filter_suite_by_id_list(pack_suite, id_filter)
2799
suite.addTest(pack_suite)
2801
# XXX: MODULES_TO_TEST should be obsoleted ?
2802
for mod in [m for m in MODULES_TO_TEST
2803
if keep_only is None or id_filter.is_module_name_used(m)]:
2804
mod_suite = loader.loadTestsFromModule(mod)
2805
if keep_only is not None:
2806
mod_suite = filter_suite_by_id_list(mod_suite, id_filter)
2807
suite.addTest(mod_suite)
2809
for mod in MODULES_TO_DOCTEST:
2811
doc_suite = doctest.DocTestSuite(mod)
2812
except ValueError, e:
2813
print '**failed to get doctest for: %s\n%s' % (mod, e)
2815
if keep_only is not None:
2816
# DocTests may use ids which doesn't contain the module name
2817
doc_suite = filter_suite_by_id_list(doc_suite, id_filter)
2818
suite.addTest(doc_suite)
2820
default_encoding = sys.getdefaultencoding()
2821
for name, plugin in bzrlib.plugin.plugins().items():
2822
if keep_only is not None:
2823
if not id_filter.is_module_name_used(plugin.module.__name__):
2825
plugin_suite = plugin.test_suite()
2826
# We used to catch ImportError here and turn it into just a warning,
2827
# but really if you don't have --no-plugins this should be a failure.
2828
# mbp 20080213 - see http://bugs.launchpad.net/bugs/189771
2829
if plugin_suite is not None:
2830
if keep_only is not None:
2831
plugin_suite = filter_suite_by_id_list(plugin_suite,
2833
suite.addTest(plugin_suite)
2834
if default_encoding != sys.getdefaultencoding():
2835
bzrlib.trace.warning(
2836
'Plugin "%s" tried to reset default encoding to: %s', name,
2837
sys.getdefaultencoding())
2839
sys.setdefaultencoding(default_encoding)
2843
def multiply_tests_from_modules(module_name_list, scenario_iter):
2844
"""Adapt all tests in some given modules to given scenarios.
2846
This is the recommended public interface for test parameterization.
2847
Typically the test_suite() method for a per-implementation test
2848
suite will call multiply_tests_from_modules and return the
2851
:param module_name_list: List of fully-qualified names of test
2853
:param scenario_iter: Iterable of pairs of (scenario_name,
2854
scenario_param_dict).
2856
This returns a new TestSuite containing the cross product of
2857
all the tests in all the modules, each repeated for each scenario.
2858
Each test is adapted by adding the scenario name at the end
2859
of its name, and updating the test object's __dict__ with the
2860
scenario_param_dict.
2862
>>> r = multiply_tests_from_modules(
2863
... ['bzrlib.tests.test_sampler'],
2864
... [('one', dict(param=1)),
2865
... ('two', dict(param=2))])
2866
>>> tests = list(iter_suite_tests(r))
2870
'bzrlib.tests.test_sampler.DemoTest.test_nothing(one)'
2876
loader = TestLoader()
619
for m in (bzrlib.store, bzrlib.inventory, bzrlib.branch,
620
bzrlib.osutils, bzrlib.commands, bzrlib.merge3,
623
if m not in MODULES_TO_DOCTEST:
624
MODULES_TO_DOCTEST.append(m)
626
TestCase.BZRPATH = os.path.join(os.path.realpath(os.path.dirname(bzrlib.__path__[0])), 'bzr')
627
print '%-30s %s' % ('bzr binary', TestCase.BZRPATH)
2877
629
suite = TestSuite()
2878
adapter = TestScenarioApplier()
2879
adapter.scenarios = list(scenario_iter)
2880
adapt_modules(module_name_list, adapter, loader, suite)
630
suite.addTest(TestLoader().loadTestsFromNames(testmod_names))
631
for m in MODULES_TO_TEST:
632
suite.addTest(TestLoader().loadTestsFromModule(m))
633
for m in (MODULES_TO_DOCTEST):
634
suite.addTest(DocTestSuite(m))
635
for p in bzrlib.plugin.all_plugins:
636
if hasattr(p, 'test_suite'):
637
suite.addTest(p.test_suite())
2884
def multiply_scenarios(scenarios_left, scenarios_right):
2885
"""Multiply two sets of scenarios.
2887
:returns: the cartesian product of the two sets of scenarios, that is
2888
a scenario for every possible combination of a left scenario and a
2892
('%s,%s' % (left_name, right_name),
2893
dict(left_dict.items() + right_dict.items()))
2894
for left_name, left_dict in scenarios_left
2895
for right_name, right_dict in scenarios_right]
2899
def adapt_modules(mods_list, adapter, loader, suite):
2900
"""Adapt the modules in mods_list using adapter and add to suite."""
2901
for test in iter_suite_tests(loader.loadTestsFromModuleNames(mods_list)):
2902
suite.addTests(adapter.adapt(test))
2905
def adapt_tests(tests_list, adapter, loader, suite):
2906
"""Adapt the tests in tests_list using adapter and add to suite."""
2907
for test in tests_list:
2908
suite.addTests(adapter.adapt(loader.loadTestsFromName(test)))
2911
def _rmtree_temp_dir(dirname):
2912
# If LANG=C we probably have created some bogus paths
2913
# which rmtree(unicode) will fail to delete
2914
# so make sure we are using rmtree(str) to delete everything
2915
# except on win32, where rmtree(str) will fail
2916
# since it doesn't have the property of byte-stream paths
2917
# (they are either ascii or mbcs)
2918
if sys.platform == 'win32':
2919
# make sure we are using the unicode win32 api
2920
dirname = unicode(dirname)
2922
dirname = dirname.encode(sys.getfilesystemencoding())
2924
osutils.rmtree(dirname)
2926
if sys.platform == 'win32' and e.errno == errno.EACCES:
2927
sys.stderr.write(('Permission denied: '
2928
'unable to remove testing dir '
2929
'%s\n' % os.path.basename(dirname)))
2934
class Feature(object):
2935
"""An operating system Feature."""
2938
self._available = None
2940
def available(self):
2941
"""Is the feature available?
2943
:return: True if the feature is available.
2945
if self._available is None:
2946
self._available = self._probe()
2947
return self._available
2950
"""Implement this method in concrete features.
2952
:return: True if the feature is available.
2954
raise NotImplementedError
2957
if getattr(self, 'feature_name', None):
2958
return self.feature_name()
2959
return self.__class__.__name__
2962
class _SymlinkFeature(Feature):
2965
return osutils.has_symlinks()
2967
def feature_name(self):
2970
SymlinkFeature = _SymlinkFeature()
2973
class _HardlinkFeature(Feature):
2976
return osutils.has_hardlinks()
2978
def feature_name(self):
2981
HardlinkFeature = _HardlinkFeature()
2984
class _OsFifoFeature(Feature):
2987
return getattr(os, 'mkfifo', None)
2989
def feature_name(self):
2990
return 'filesystem fifos'
2992
OsFifoFeature = _OsFifoFeature()
2995
class TestScenarioApplier(object):
2996
"""A tool to apply scenarios to tests."""
2998
def adapt(self, test):
2999
"""Return a TestSuite containing a copy of test for each scenario."""
3000
result = unittest.TestSuite()
3001
for scenario in self.scenarios:
3002
result.addTest(self.adapt_test_to_scenario(test, scenario))
3005
def adapt_test_to_scenario(self, test, scenario):
3006
"""Copy test and apply scenario to it.
3008
:param test: A test to adapt.
3009
:param scenario: A tuple describing the scenarion.
3010
The first element of the tuple is the new test id.
3011
The second element is a dict containing attributes to set on the
3013
:return: The adapted test.
3015
from copy import deepcopy
3016
new_test = deepcopy(test)
3017
for name, value in scenario[1].items():
3018
setattr(new_test, name, value)
3019
new_id = "%s(%s)" % (new_test.id(), scenario[0])
3020
new_test.id = lambda: new_id
3024
def probe_unicode_in_user_encoding():
3025
"""Try to encode several unicode strings to use in unicode-aware tests.
3026
Return first successfull match.
3028
:return: (unicode value, encoded plain string value) or (None, None)
3030
possible_vals = [u'm\xb5', u'\xe1', u'\u0410']
3031
for uni_val in possible_vals:
3033
str_val = uni_val.encode(bzrlib.user_encoding)
3034
except UnicodeEncodeError:
3035
# Try a different character
3038
return uni_val, str_val
3042
def probe_bad_non_ascii(encoding):
3043
"""Try to find [bad] character with code [128..255]
3044
that cannot be decoded to unicode in some encoding.
3045
Return None if all non-ascii characters is valid
3048
for i in xrange(128, 256):
3051
char.decode(encoding)
3052
except UnicodeDecodeError:
3057
class _FTPServerFeature(Feature):
3058
"""Some tests want an FTP Server, check if one is available.
3060
Right now, the only way this is available is if 'medusa' is installed.
3061
http://www.amk.ca/python/code/medusa.html
3066
import bzrlib.tests.ftp_server
3071
def feature_name(self):
3074
FTPServerFeature = _FTPServerFeature()
3077
class _CaseInsensitiveFilesystemFeature(Feature):
3078
"""Check if underlined filesystem is case-insensitive
3079
(e.g. on Windows, Cygwin, MacOS)
3083
if TestCaseWithMemoryTransport.TEST_ROOT is None:
3084
root = osutils.mkdtemp(prefix='testbzr-', suffix='.tmp')
3085
TestCaseWithMemoryTransport.TEST_ROOT = root
3087
root = TestCaseWithMemoryTransport.TEST_ROOT
3088
tdir = osutils.mkdtemp(prefix='case-sensitive-probe-', suffix='',
3090
name_a = osutils.pathjoin(tdir, 'a')
3091
name_A = osutils.pathjoin(tdir, 'A')
3093
result = osutils.isdir(name_A)
3094
_rmtree_temp_dir(tdir)
3097
def feature_name(self):
3098
return 'case-insensitive filesystem'
3100
CaseInsensitiveFilesystemFeature = _CaseInsensitiveFilesystemFeature()
added
removed
bzrlib/selftest/__init__.py
