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# Copyright (C) 2005, 2006, 2007 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.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.HttpServer 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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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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MODULES_TO_DOCTEST = [
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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.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.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.interrepository_implementations,
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bzrlib.tests.interversionedfile_implementations,
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bzrlib.tests.intertree_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 this unittest version this class adds support for profiling,
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benchmarking, stopping as soon as a test fails, and skipping tests.
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There are further-specialized subclasses for different types of display.
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def __init__(self, stream, descriptions, verbosity,
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use_numbered_dirs=False,
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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.unsupported = {}
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self.use_numbered_dirs = use_numbered_dirs
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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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self._benchmarkTime = 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):
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if self._benchmarkTime is not None:
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self._formatTime(self._benchmarkTime),
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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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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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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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self.extractBenchmarkTime(test)
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self._cleanupLogFile(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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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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def addFailure(self, test, err):
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self._cleanupLogFile(test)
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self.extractBenchmarkTime(test)
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if isinstance(err[1], KnownFailure):
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return self.addKnownFailure(test, err)
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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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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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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 addSuccess(self, test):
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self.extractBenchmarkTime(test)
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if self._bench_history is not None:
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if self._benchmarkTime is not None:
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self._bench_history.write("%s %s\n" % (
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self._formatTime(self._benchmarkTime),
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self.report_success(test)
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unittest.TestResult.addSuccess(self, test)
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def addSkipped(self, test, skip_excinfo):
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self.report_skip(test, skip_excinfo)
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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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except KeyboardInterrupt:
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self.addError(test, test.__exc_info())
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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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if self.use_numbered_dirs:
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self.stream.write('#%d ' % test.number)
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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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print >>self.stream, \
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('vvvv[log from %s]' % test.id()).ljust(78,'-')
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print >>self.stream, test._get_log()
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print >>self.stream, \
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('^^^^[log from %s]' % test.id()).ljust(78,'-')
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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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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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use_numbered_dirs=False,
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ExtendedTestResult.__init__(self, stream, descriptions, verbosity,
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bench_history, num_tests, use_numbered_dirs)
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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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if self.use_numbered_dirs:
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return '#%d %s' % (self.count,
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self._shortened_test_description(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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# at the moment these are mostly not things we can fix
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# and so they just produce stipple; use the verbose reporter
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# show test and reason for skip
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self.pb.note('SKIP: %s\n %s\n',
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self._shortened_test_description(test),
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# since the class name was left behind in the still-visible
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self.pb.note('SKIP: %s', skip_excinfo[1])
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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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if self.use_numbered_dirs:
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self.stream.write('%5d ' % self.count)
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self.stream.write(self._ellipsize_to_right(name,
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osutils.terminal_width()-36))
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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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if self.use_numbered_dirs:
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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(),
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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(),
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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(),
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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())
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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(),
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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(), feature))
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class TextTestRunner(object):
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stop_on_failure = False
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use_numbered_dirs=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.use_numbered_dirs = use_numbered_dirs
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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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use_numbered_dirs=self.use_numbered_dirs,
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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 iter_suite_tests(suite):
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"""Return all tests in a suite, recursing through nested suites"""
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for item in suite._tests:
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if isinstance(item, unittest.TestCase):
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elif isinstance(item, unittest.TestSuite):
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for r in iter_suite_tests(item):
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raise Exception('unknown object %r inside test suite %r'
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class TestSkipped(Exception):
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"""Indicates that a test was intentionally skipped, rather than failing."""
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class KnownFailure(AssertionError):
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"""Indicates that a test failed in a precisely expected manner.
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Such failures dont block the whole test suite from passing because they are
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indicators of partially completed code or of future work. We have an
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explicit error for them so that we can ensure that they are always visible:
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KnownFailures are always shown in the output of bzr selftest.
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class UnavailableFeature(Exception):
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"""A feature required for this test was not available.
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The feature should be used to construct the exception.
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class CommandFailed(Exception):
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class StringIOWrapper(object):
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"""A wrapper around cStringIO which just adds an encoding attribute.
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Internally we can check sys.stdout to see what the output encoding
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should be. However, cStringIO has no encoding attribute that we can
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set. So we wrap it instead.
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def __init__(self, s=None):
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self.__dict__['_cstring'] = StringIO(s)
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self.__dict__['_cstring'] = StringIO()
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def __getattr__(self, name, getattr=getattr):
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return getattr(self.__dict__['_cstring'], name)
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def __setattr__(self, name, val):
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if name == 'encoding':
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self.__dict__['encoding'] = val
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return setattr(self._cstring, name, val)
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class TestUIFactory(ui.CLIUIFactory):
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"""A UI Factory for testing.
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Hide the progress bar but emit note()s.
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Allows get_password to be tested without real tty attached.
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super(TestUIFactory, self).__init__()
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if stdin is not None:
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# We use a StringIOWrapper to be able to test various
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# encodings, but the user is still responsible to
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# encode the string and to set the encoding attribute
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# of StringIOWrapper.
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self.stdin = StringIOWrapper(stdin)
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self.stdout = sys.stdout
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self.stderr = sys.stderr
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"""See progress.ProgressBar.clear()."""
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def clear_term(self):
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"""See progress.ProgressBar.clear_term()."""
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def clear_term(self):
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"""See progress.ProgressBar.clear_term()."""
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"""See progress.ProgressBar.finished()."""
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def note(self, fmt_string, *args, **kwargs):
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"""See progress.ProgressBar.note()."""
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self.stdout.write((fmt_string + "\n") % args)
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def progress_bar(self):
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def nested_progress_bar(self):
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def update(self, message, count=None, total=None):
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"""See progress.ProgressBar.update()."""
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def get_non_echoed_password(self, prompt):
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"""Get password from stdin without trying to handle the echo mode"""
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self.stdout.write(prompt.encode(self.stdout.encoding, 'replace'))
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password = self.stdin.readline()
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if password[-1] == '\n':
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password = password[:-1]
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class TestCase(unittest.TestCase):
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"""Base class for bzr unit tests.
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Tests that need access to disk resources should subclass
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TestCaseInTempDir not TestCase.
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Error and debug log messages are redirected from their usual
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location into a temporary file, the contents of which can be
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retrieved by _get_log(). We use a real OS file, not an in-memory object,
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so that it can also capture file IO. When the test completes this file
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is read into memory and removed from disk.
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There are also convenience functions to invoke bzr's command-line
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routine, and to build and check bzr trees.
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In addition to the usual method of overriding tearDown(), this class also
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allows subclasses to register functions into the _cleanups list, which is
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run in order as the object is torn down. It's less likely this will be
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accidentally overlooked.
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_log_file_name = None
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_keep_log_file = False
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# record lsprof data when performing benchmark calls.
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_gather_lsprof_in_benchmarks = False
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def __init__(self, methodName='testMethod'):
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super(TestCase, self).__init__(methodName)
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unittest.TestCase.setUp(self)
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self._cleanEnvironment()
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bzrlib.trace.disable_default_logging()
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self._benchcalls = []
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self._benchtime = None
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def _clear_hooks(self):
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# prevent hooks affecting tests
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import bzrlib.smart.server
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self._preserved_hooks = {
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bzrlib.branch.Branch: bzrlib.branch.Branch.hooks,
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bzrlib.smart.server.SmartTCPServer: bzrlib.smart.server.SmartTCPServer.hooks,
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self.addCleanup(self._restoreHooks)
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# reset all hooks to an empty instance of the appropriate type
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bzrlib.branch.Branch.hooks = bzrlib.branch.BranchHooks()
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bzrlib.smart.server.SmartTCPServer.hooks = bzrlib.smart.server.SmartServerHooks()
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# FIXME: Rather than constructing new objects like this, how about
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# having save() and clear() methods on the base Hook class? mbp
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def _silenceUI(self):
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"""Turn off UI for duration of test"""
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# by default the UI is off; tests can turn it on if they want it.
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saved = ui.ui_factory
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ui.ui_factory = saved
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ui.ui_factory = ui.SilentUIFactory()
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self.addCleanup(_restore)
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def _ndiff_strings(self, a, b):
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"""Return ndiff between two strings containing lines.
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A trailing newline is added if missing to make the strings
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if b and b[-1] != '\n':
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if a and a[-1] != '\n':
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difflines = difflib.ndiff(a.splitlines(True),
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linejunk=lambda x: False,
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charjunk=lambda x: False)
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return ''.join(difflines)
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def assertEqual(self, a, b, message=''):
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except UnicodeError, e:
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# If we can't compare without getting a UnicodeError, then
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# obviously they are different
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mutter('UnicodeError: %s', e)
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raise AssertionError("%snot equal:\na = %s\nb = %s\n"
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pformat(a), pformat(b)))
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assertEquals = assertEqual
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def assertEqualDiff(self, a, b, message=None):
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"""Assert two texts are equal, if not raise an exception.
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This is intended for use with multi-line strings where it can
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be hard to find the differences by eye.
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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 +
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self._ndiff_strings(a, b))
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def assertEqualMode(self, mode, mode_test):
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self.assertEqual(mode, mode_test,
823
'mode mismatch %o != %o' % (mode, mode_test))
825
def assertStartsWith(self, s, prefix):
826
if not s.startswith(prefix):
827
raise AssertionError('string %r does not start with %r' % (s, prefix))
829
def assertEndsWith(self, s, suffix):
830
"""Asserts that s ends with suffix."""
831
if not s.endswith(suffix):
832
raise AssertionError('string %r does not end with %r' % (s, suffix))
834
def assertContainsRe(self, haystack, needle_re):
835
"""Assert that a contains something matching a regular expression."""
836
if not re.search(needle_re, haystack):
837
raise AssertionError('pattern "%r" not found in "%r"'
838
% (needle_re, haystack))
840
def assertNotContainsRe(self, haystack, needle_re):
841
"""Assert that a does not match a regular expression"""
842
if re.search(needle_re, haystack):
843
raise AssertionError('pattern "%s" found in "%s"'
844
% (needle_re, haystack))
846
def assertSubset(self, sublist, superlist):
847
"""Assert that every entry in sublist is present in superlist."""
849
for entry in sublist:
850
if entry not in superlist:
851
missing.append(entry)
853
raise AssertionError("value(s) %r not present in container %r" %
854
(missing, superlist))
856
def assertListRaises(self, excClass, func, *args, **kwargs):
857
"""Fail unless excClass is raised when the iterator from func is used.
859
Many functions can return generators this makes sure
860
to wrap them in a list() call to make sure the whole generator
861
is run, and that the proper exception is raised.
864
list(func(*args, **kwargs))
868
if getattr(excClass,'__name__', None) is not None:
869
excName = excClass.__name__
871
excName = str(excClass)
872
raise self.failureException, "%s not raised" % excName
874
def assertRaises(self, excClass, func, *args, **kwargs):
875
"""Assert that a callable raises a particular exception.
877
:param excClass: As for the except statement, this may be either an
878
exception class, or a tuple of classes.
880
Returns the exception so that you can examine it.
883
func(*args, **kwargs)
887
if getattr(excClass,'__name__', None) is not None:
888
excName = excClass.__name__
891
excName = str(excClass)
892
raise self.failureException, "%s not raised" % excName
894
def assertIs(self, left, right, message=None):
895
if not (left is right):
896
if message is not None:
897
raise AssertionError(message)
899
raise AssertionError("%r is not %r." % (left, right))
901
def assertIsNot(self, left, right, message=None):
903
if message is not None:
904
raise AssertionError(message)
906
raise AssertionError("%r is %r." % (left, right))
908
def assertTransportMode(self, transport, path, mode):
909
"""Fail if a path does not have mode mode.
911
If modes are not supported on this transport, the assertion is ignored.
913
if not transport._can_roundtrip_unix_modebits():
915
path_stat = transport.stat(path)
916
actual_mode = stat.S_IMODE(path_stat.st_mode)
917
self.assertEqual(mode, actual_mode,
918
'mode of %r incorrect (%o != %o)' % (path, mode, actual_mode))
920
def assertIsInstance(self, obj, kls):
921
"""Fail if obj is not an instance of kls"""
922
if not isinstance(obj, kls):
923
self.fail("%r is an instance of %s rather than %s" % (
924
obj, obj.__class__, kls))
926
def expectFailure(self, reason, assertion, *args, **kwargs):
927
"""Invoke a test, expecting it to fail for the given reason.
929
This is for assertions that ought to succeed, but currently fail.
930
(The failure is *expected* but not *wanted*.) Please be very precise
931
about the failure you're expecting. If a new bug is introduced,
932
AssertionError should be raised, not KnownFailure.
934
Frequently, expectFailure should be followed by an opposite assertion.
937
Intended to be used with a callable that raises AssertionError as the
938
'assertion' parameter. args and kwargs are passed to the 'assertion'.
940
Raises KnownFailure if the test fails. Raises AssertionError if the
945
self.expectFailure('Math is broken', self.assertNotEqual, 54,
947
self.assertEqual(42, dynamic_val)
949
This means that a dynamic_val of 54 will cause the test to raise
950
a KnownFailure. Once math is fixed and the expectFailure is removed,
951
only a dynamic_val of 42 will allow the test to pass. Anything other
952
than 54 or 42 will cause an AssertionError.
955
assertion(*args, **kwargs)
956
except AssertionError:
957
raise KnownFailure(reason)
959
self.fail('Unexpected success. Should have failed: %s' % reason)
961
def _capture_warnings(self, a_callable, *args, **kwargs):
962
"""A helper for callDeprecated and applyDeprecated.
964
:param a_callable: A callable to call.
965
:param args: The positional arguments for the callable
966
:param kwargs: The keyword arguments for the callable
967
:return: A tuple (warnings, result). result is the result of calling
968
a_callable(*args, **kwargs).
971
def capture_warnings(msg, cls=None, stacklevel=None):
972
# we've hooked into a deprecation specific callpath,
973
# only deprecations should getting sent via it.
974
self.assertEqual(cls, DeprecationWarning)
975
local_warnings.append(msg)
976
original_warning_method = symbol_versioning.warn
977
symbol_versioning.set_warning_method(capture_warnings)
979
result = a_callable(*args, **kwargs)
981
symbol_versioning.set_warning_method(original_warning_method)
982
return (local_warnings, result)
984
def applyDeprecated(self, deprecation_format, a_callable, *args, **kwargs):
985
"""Call a deprecated callable without warning the user.
987
:param deprecation_format: The deprecation format that the callable
988
should have been deprecated with. This is the same type as the
989
parameter to deprecated_method/deprecated_function. If the
990
callable is not deprecated with this format, an assertion error
992
:param a_callable: A callable to call. This may be a bound method or
993
a regular function. It will be called with *args and **kwargs.
994
:param args: The positional arguments for the callable
995
:param kwargs: The keyword arguments for the callable
996
:return: The result of a_callable(*args, **kwargs)
998
call_warnings, result = self._capture_warnings(a_callable,
1000
expected_first_warning = symbol_versioning.deprecation_string(
1001
a_callable, deprecation_format)
1002
if len(call_warnings) == 0:
1003
self.fail("No deprecation warning generated by call to %s" %
1005
self.assertEqual(expected_first_warning, call_warnings[0])
1008
def callDeprecated(self, expected, callable, *args, **kwargs):
1009
"""Assert that a callable is deprecated in a particular way.
1011
This is a very precise test for unusual requirements. The
1012
applyDeprecated helper function is probably more suited for most tests
1013
as it allows you to simply specify the deprecation format being used
1014
and will ensure that that is issued for the function being called.
1016
:param expected: a list of the deprecation warnings expected, in order
1017
:param callable: The callable to call
1018
:param args: The positional arguments for the callable
1019
:param kwargs: The keyword arguments for the callable
1021
call_warnings, result = self._capture_warnings(callable,
1023
self.assertEqual(expected, call_warnings)
1026
def _startLogFile(self):
1027
"""Send bzr and test log messages to a temporary file.
1029
The file is removed as the test is torn down.
1031
fileno, name = tempfile.mkstemp(suffix='.log', prefix='testbzr')
1032
self._log_file = os.fdopen(fileno, 'w+')
1033
self._log_nonce = bzrlib.trace.enable_test_log(self._log_file)
1034
self._log_file_name = name
1035
self.addCleanup(self._finishLogFile)
1037
def _finishLogFile(self):
1038
"""Finished with the log file.
1040
Close the file and delete it, unless setKeepLogfile was called.
1042
if self._log_file is None:
1044
bzrlib.trace.disable_test_log(self._log_nonce)
1045
self._log_file.close()
1046
self._log_file = None
1047
if not self._keep_log_file:
1048
os.remove(self._log_file_name)
1049
self._log_file_name = None
1051
def setKeepLogfile(self):
1052
"""Make the logfile not be deleted when _finishLogFile is called."""
1053
self._keep_log_file = True
1055
def addCleanup(self, callable):
1056
"""Arrange to run a callable when this case is torn down.
1058
Callables are run in the reverse of the order they are registered,
1059
ie last-in first-out.
1061
if callable in self._cleanups:
1062
raise ValueError("cleanup function %r already registered on %s"
1064
self._cleanups.append(callable)
1066
def _cleanEnvironment(self):
1068
'BZR_HOME': None, # Don't inherit BZR_HOME to all the tests.
1069
'HOME': os.getcwd(),
1070
'APPDATA': None, # bzr now use Win32 API and don't rely on APPDATA
1072
'BZREMAIL': None, # may still be present in the environment
1074
'BZR_PROGRESS_BAR': None,
1078
'https_proxy': None,
1079
'HTTPS_PROXY': None,
1084
# Nobody cares about these ones AFAIK. So far at
1085
# least. If you do (care), please update this comment
1089
'BZR_REMOTE_PATH': None,
1092
self.addCleanup(self._restoreEnvironment)
1093
for name, value in new_env.iteritems():
1094
self._captureVar(name, value)
1096
def _captureVar(self, name, newvalue):
1097
"""Set an environment variable, and reset it when finished."""
1098
self.__old_env[name] = osutils.set_or_unset_env(name, newvalue)
1100
def _restoreEnvironment(self):
1101
for name, value in self.__old_env.iteritems():
1102
osutils.set_or_unset_env(name, value)
1104
def _restoreHooks(self):
1105
for klass, hooks in self._preserved_hooks.items():
1106
setattr(klass, 'hooks', hooks)
1108
def knownFailure(self, reason):
1109
"""This test has failed for some known reason."""
1110
raise KnownFailure(reason)
1112
def run(self, result=None):
1113
if result is None: result = self.defaultTestResult()
1114
for feature in getattr(self, '_test_needs_features', []):
1115
if not feature.available():
1116
result.startTest(self)
1117
if getattr(result, 'addNotSupported', None):
1118
result.addNotSupported(self, feature)
1120
result.addSuccess(self)
1121
result.stopTest(self)
1123
return unittest.TestCase.run(self, result)
1127
unittest.TestCase.tearDown(self)
1129
def time(self, callable, *args, **kwargs):
1130
"""Run callable and accrue the time it takes to the benchmark time.
1132
If lsprofiling is enabled (i.e. by --lsprof-time to bzr selftest) then
1133
this will cause lsprofile statistics to be gathered and stored in
1136
if self._benchtime is None:
1140
if not self._gather_lsprof_in_benchmarks:
1141
return callable(*args, **kwargs)
1143
# record this benchmark
1144
ret, stats = bzrlib.lsprof.profile(callable, *args, **kwargs)
1146
self._benchcalls.append(((callable, args, kwargs), stats))
1149
self._benchtime += time.time() - start
1151
def _runCleanups(self):
1152
"""Run registered cleanup functions.
1154
This should only be called from TestCase.tearDown.
1156
# TODO: Perhaps this should keep running cleanups even if
1157
# one of them fails?
1159
# Actually pop the cleanups from the list so tearDown running
1160
# twice is safe (this happens for skipped tests).
1161
while self._cleanups:
1162
self._cleanups.pop()()
1164
def log(self, *args):
1167
def _get_log(self, keep_log_file=False):
1168
"""Return as a string the log for this test. If the file is still
1169
on disk and keep_log_file=False, delete the log file and store the
1170
content in self._log_contents."""
1171
# flush the log file, to get all content
1173
bzrlib.trace._trace_file.flush()
1174
if self._log_contents:
1175
return self._log_contents
1176
if self._log_file_name is not None:
1177
logfile = open(self._log_file_name)
1179
log_contents = logfile.read()
1182
if not keep_log_file:
1183
self._log_contents = log_contents
1185
os.remove(self._log_file_name)
1187
if sys.platform == 'win32' and e.errno == errno.EACCES:
1188
print >>sys.stderr, ('Unable to delete log file '
1189
' %r' % self._log_file_name)
1194
return "DELETED log file to reduce memory footprint"
1196
def capture(self, cmd, retcode=0):
1197
"""Shortcut that splits cmd into words, runs, and returns stdout"""
1198
return self.run_bzr_captured(cmd.split(), retcode=retcode)[0]
1200
def requireFeature(self, feature):
1201
"""This test requires a specific feature is available.
1203
:raises UnavailableFeature: When feature is not available.
1205
if not feature.available():
1206
raise UnavailableFeature(feature)
1208
def run_bzr_captured(self, argv, retcode=0, encoding=None, stdin=None,
1210
"""Invoke bzr and return (stdout, stderr).
1212
Useful for code that wants to check the contents of the
1213
output, the way error messages are presented, etc.
1215
This should be the main method for tests that want to exercise the
1216
overall behavior of the bzr application (rather than a unit test
1217
or a functional test of the library.)
1219
Much of the old code runs bzr by forking a new copy of Python, but
1220
that is slower, harder to debug, and generally not necessary.
1222
This runs bzr through the interface that catches and reports
1223
errors, and with logging set to something approximating the
1224
default, so that error reporting can be checked.
1226
:param argv: arguments to invoke bzr
1227
:param retcode: expected return code, or None for don't-care.
1228
:param encoding: encoding for sys.stdout and sys.stderr
1229
:param stdin: A string to be used as stdin for the command.
1230
:param working_dir: Change to this directory before running
1232
if encoding is None:
1233
encoding = bzrlib.user_encoding
1234
stdout = StringIOWrapper()
1235
stderr = StringIOWrapper()
1236
stdout.encoding = encoding
1237
stderr.encoding = encoding
1239
self.log('run bzr: %r', argv)
1240
# FIXME: don't call into logging here
1241
handler = logging.StreamHandler(stderr)
1242
handler.setLevel(logging.INFO)
1243
logger = logging.getLogger('')
1244
logger.addHandler(handler)
1245
old_ui_factory = ui.ui_factory
1246
ui.ui_factory = TestUIFactory(stdin=stdin, stdout=stdout, stderr=stderr)
1249
if working_dir is not None:
1250
cwd = osutils.getcwd()
1251
os.chdir(working_dir)
1254
saved_debug_flags = frozenset(debug.debug_flags)
1255
debug.debug_flags.clear()
1257
result = self.apply_redirected(ui.ui_factory.stdin,
1259
bzrlib.commands.run_bzr_catch_errors,
1262
debug.debug_flags.update(saved_debug_flags)
1264
logger.removeHandler(handler)
1265
ui.ui_factory = old_ui_factory
1269
out = stdout.getvalue()
1270
err = stderr.getvalue()
1272
self.log('output:\n%r', out)
1274
self.log('errors:\n%r', err)
1275
if retcode is not None:
1276
self.assertEquals(retcode, result,
1277
message='Unexpected return code')
1280
def run_bzr(self, *args, **kwargs):
1281
"""Invoke bzr, as if it were run from the command line.
1283
This should be the main method for tests that want to exercise the
1284
overall behavior of the bzr application (rather than a unit test
1285
or a functional test of the library.)
1287
This sends the stdout/stderr results into the test's log,
1288
where it may be useful for debugging. See also run_captured.
1290
:param stdin: A string to be used as stdin for the command.
1291
:param retcode: The status code the command should return
1292
:param working_dir: The directory to run the command in
1294
retcode = kwargs.pop('retcode', 0)
1295
encoding = kwargs.pop('encoding', None)
1296
stdin = kwargs.pop('stdin', None)
1297
working_dir = kwargs.pop('working_dir', None)
1298
error_regexes = kwargs.pop('error_regexes', [])
1300
out, err = self.run_bzr_captured(args, retcode=retcode,
1301
encoding=encoding, stdin=stdin, working_dir=working_dir)
1303
for regex in error_regexes:
1304
self.assertContainsRe(err, regex)
1308
def run_bzr_decode(self, *args, **kwargs):
1309
if 'encoding' in kwargs:
1310
encoding = kwargs['encoding']
1312
encoding = bzrlib.user_encoding
1313
return self.run_bzr(*args, **kwargs)[0].decode(encoding)
1315
def run_bzr_error(self, error_regexes, *args, **kwargs):
1316
"""Run bzr, and check that stderr contains the supplied regexes
1318
:param error_regexes: Sequence of regular expressions which
1319
must each be found in the error output. The relative ordering
1321
:param args: command-line arguments for bzr
1322
:param kwargs: Keyword arguments which are interpreted by run_bzr
1323
This function changes the default value of retcode to be 3,
1324
since in most cases this is run when you expect bzr to fail.
1325
:return: (out, err) The actual output of running the command (in case you
1326
want to do more inspection)
1329
# Make sure that commit is failing because there is nothing to do
1330
self.run_bzr_error(['no changes to commit'],
1331
'commit', '-m', 'my commit comment')
1332
# Make sure --strict is handling an unknown file, rather than
1333
# giving us the 'nothing to do' error
1334
self.build_tree(['unknown'])
1335
self.run_bzr_error(['Commit refused because there are unknown files'],
1336
'commit', '--strict', '-m', 'my commit comment')
1338
kwargs.setdefault('retcode', 3)
1339
out, err = self.run_bzr(error_regexes=error_regexes, *args, **kwargs)
1342
def run_bzr_subprocess(self, *args, **kwargs):
1343
"""Run bzr in a subprocess for testing.
1345
This starts a new Python interpreter and runs bzr in there.
1346
This should only be used for tests that have a justifiable need for
1347
this isolation: e.g. they are testing startup time, or signal
1348
handling, or early startup code, etc. Subprocess code can't be
1349
profiled or debugged so easily.
1351
:param retcode: The status code that is expected. Defaults to 0. If
1352
None is supplied, the status code is not checked.
1353
:param env_changes: A dictionary which lists changes to environment
1354
variables. A value of None will unset the env variable.
1355
The values must be strings. The change will only occur in the
1356
child, so you don't need to fix the environment after running.
1357
:param universal_newlines: Convert CRLF => LF
1358
:param allow_plugins: By default the subprocess is run with
1359
--no-plugins to ensure test reproducibility. Also, it is possible
1360
for system-wide plugins to create unexpected output on stderr,
1361
which can cause unnecessary test failures.
1363
env_changes = kwargs.get('env_changes', {})
1364
working_dir = kwargs.get('working_dir', None)
1365
allow_plugins = kwargs.get('allow_plugins', False)
1366
process = self.start_bzr_subprocess(args, env_changes=env_changes,
1367
working_dir=working_dir,
1368
allow_plugins=allow_plugins)
1369
# We distinguish between retcode=None and retcode not passed.
1370
supplied_retcode = kwargs.get('retcode', 0)
1371
return self.finish_bzr_subprocess(process, retcode=supplied_retcode,
1372
universal_newlines=kwargs.get('universal_newlines', False),
1375
def start_bzr_subprocess(self, process_args, env_changes=None,
1376
skip_if_plan_to_signal=False,
1378
allow_plugins=False):
1379
"""Start bzr in a subprocess for testing.
1381
This starts a new Python interpreter and runs bzr in there.
1382
This should only be used for tests that have a justifiable need for
1383
this isolation: e.g. they are testing startup time, or signal
1384
handling, or early startup code, etc. Subprocess code can't be
1385
profiled or debugged so easily.
1387
:param process_args: a list of arguments to pass to the bzr executable,
1388
for example `['--version']`.
1389
:param env_changes: A dictionary which lists changes to environment
1390
variables. A value of None will unset the env variable.
1391
The values must be strings. The change will only occur in the
1392
child, so you don't need to fix the environment after running.
1393
:param skip_if_plan_to_signal: raise TestSkipped when true and os.kill
1395
:param allow_plugins: If False (default) pass --no-plugins to bzr.
1397
:returns: Popen object for the started process.
1399
if skip_if_plan_to_signal:
1400
if not getattr(os, 'kill', None):
1401
raise TestSkipped("os.kill not available.")
1403
if env_changes is None:
1407
def cleanup_environment():
1408
for env_var, value in env_changes.iteritems():
1409
old_env[env_var] = osutils.set_or_unset_env(env_var, value)
1411
def restore_environment():
1412
for env_var, value in old_env.iteritems():
1413
osutils.set_or_unset_env(env_var, value)
1415
bzr_path = self.get_bzr_path()
1418
if working_dir is not None:
1419
cwd = osutils.getcwd()
1420
os.chdir(working_dir)
1423
# win32 subprocess doesn't support preexec_fn
1424
# so we will avoid using it on all platforms, just to
1425
# make sure the code path is used, and we don't break on win32
1426
cleanup_environment()
1427
command = [sys.executable, bzr_path]
1428
if not allow_plugins:
1429
command.append('--no-plugins')
1430
command.extend(process_args)
1431
process = self._popen(command, stdin=PIPE, stdout=PIPE, stderr=PIPE)
1433
restore_environment()
1439
def _popen(self, *args, **kwargs):
1440
"""Place a call to Popen.
1442
Allows tests to override this method to intercept the calls made to
1443
Popen for introspection.
1445
return Popen(*args, **kwargs)
1447
def get_bzr_path(self):
1448
"""Return the path of the 'bzr' executable for this test suite."""
1449
bzr_path = os.path.dirname(os.path.dirname(bzrlib.__file__))+'/bzr'
1450
if not os.path.isfile(bzr_path):
1451
# We are probably installed. Assume sys.argv is the right file
1452
bzr_path = sys.argv[0]
1455
def finish_bzr_subprocess(self, process, retcode=0, send_signal=None,
1456
universal_newlines=False, process_args=None):
1457
"""Finish the execution of process.
1459
:param process: the Popen object returned from start_bzr_subprocess.
1460
:param retcode: The status code that is expected. Defaults to 0. If
1461
None is supplied, the status code is not checked.
1462
:param send_signal: an optional signal to send to the process.
1463
:param universal_newlines: Convert CRLF => LF
1464
:returns: (stdout, stderr)
1466
if send_signal is not None:
1467
os.kill(process.pid, send_signal)
1468
out, err = process.communicate()
1470
if universal_newlines:
1471
out = out.replace('\r\n', '\n')
1472
err = err.replace('\r\n', '\n')
1474
if retcode is not None and retcode != process.returncode:
1475
if process_args is None:
1476
process_args = "(unknown args)"
1477
mutter('Output of bzr %s:\n%s', process_args, out)
1478
mutter('Error for bzr %s:\n%s', process_args, err)
1479
self.fail('Command bzr %s failed with retcode %s != %s'
1480
% (process_args, retcode, process.returncode))
1483
def check_inventory_shape(self, inv, shape):
1484
"""Compare an inventory to a list of expected names.
1486
Fail if they are not precisely equal.
1489
shape = list(shape) # copy
1490
for path, ie in inv.entries():
1491
name = path.replace('\\', '/')
1492
if ie.kind == 'dir':
1499
self.fail("expected paths not found in inventory: %r" % shape)
1501
self.fail("unexpected paths found in inventory: %r" % extras)
1503
def apply_redirected(self, stdin=None, stdout=None, stderr=None,
1504
a_callable=None, *args, **kwargs):
1505
"""Call callable with redirected std io pipes.
1507
Returns the return code."""
1508
if not callable(a_callable):
1509
raise ValueError("a_callable must be callable.")
1511
stdin = StringIO("")
1513
if getattr(self, "_log_file", None) is not None:
1514
stdout = self._log_file
1518
if getattr(self, "_log_file", None is not None):
1519
stderr = self._log_file
1522
real_stdin = sys.stdin
1523
real_stdout = sys.stdout
1524
real_stderr = sys.stderr
1529
return a_callable(*args, **kwargs)
1531
sys.stdout = real_stdout
1532
sys.stderr = real_stderr
1533
sys.stdin = real_stdin
1535
@symbol_versioning.deprecated_method(symbol_versioning.zero_eleven)
1536
def merge(self, branch_from, wt_to):
1537
"""A helper for tests to do a ui-less merge.
1539
This should move to the main library when someone has time to integrate
1542
# minimal ui-less merge.
1543
wt_to.branch.fetch(branch_from)
1544
base_rev = common_ancestor(branch_from.last_revision(),
1545
wt_to.branch.last_revision(),
1546
wt_to.branch.repository)
1547
merge_inner(wt_to.branch, branch_from.basis_tree(),
1548
wt_to.branch.repository.revision_tree(base_rev),
1550
wt_to.add_parent_tree_id(branch_from.last_revision())
1552
def reduceLockdirTimeout(self):
1553
"""Reduce the default lock timeout for the duration of the test, so that
1554
if LockContention occurs during a test, it does so quickly.
1556
Tests that expect to provoke LockContention errors should call this.
1558
orig_timeout = bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS
1560
bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS = orig_timeout
1561
self.addCleanup(resetTimeout)
1562
bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS = 0
1564
BzrTestBase = TestCase
1567
class TestCaseWithMemoryTransport(TestCase):
1568
"""Common test class for tests that do not need disk resources.
1570
Tests that need disk resources should derive from TestCaseWithTransport.
1572
TestCaseWithMemoryTransport sets the TEST_ROOT variable for all bzr tests.
1574
For TestCaseWithMemoryTransport the test_home_dir is set to the name of
1575
a directory which does not exist. This serves to help ensure test isolation
1576
is preserved. test_dir is set to the TEST_ROOT, as is cwd, because they
1577
must exist. However, TestCaseWithMemoryTransport does not offer local
1578
file defaults for the transport in tests, nor does it obey the command line
1579
override, so tests that accidentally write to the common directory should
1582
:cvar TEST_ROOT: Directory containing all temporary directories, plus
1583
a .bzr directory that stops us ascending higher into the filesystem.
1589
def __init__(self, methodName='runTest'):
1590
# allow test parameterisation after test construction and before test
1591
# execution. Variables that the parameteriser sets need to be
1592
# ones that are not set by setUp, or setUp will trash them.
1593
super(TestCaseWithMemoryTransport, self).__init__(methodName)
1594
self.vfs_transport_factory = default_transport
1595
self.transport_server = None
1596
self.transport_readonly_server = None
1597
self.__vfs_server = None
1599
def get_transport(self):
1600
"""Return a writeable transport for the test scratch space"""
1601
t = get_transport(self.get_url())
1602
self.assertFalse(t.is_readonly())
1605
def get_readonly_transport(self):
1606
"""Return a readonly transport for the test scratch space
1608
This can be used to test that operations which should only need
1609
readonly access in fact do not try to write.
1611
t = get_transport(self.get_readonly_url())
1612
self.assertTrue(t.is_readonly())
1615
def create_transport_readonly_server(self):
1616
"""Create a transport server from class defined at init.
1618
This is mostly a hook for daughter classes.
1620
return self.transport_readonly_server()
1622
def get_readonly_server(self):
1623
"""Get the server instance for the readonly transport
1625
This is useful for some tests with specific servers to do diagnostics.
1627
if self.__readonly_server is None:
1628
if self.transport_readonly_server is None:
1629
# readonly decorator requested
1630
# bring up the server
1631
self.__readonly_server = ReadonlyServer()
1632
self.__readonly_server.setUp(self.get_vfs_only_server())
1634
self.__readonly_server = self.create_transport_readonly_server()
1635
self.__readonly_server.setUp(self.get_vfs_only_server())
1636
self.addCleanup(self.__readonly_server.tearDown)
1637
return self.__readonly_server
1639
def get_readonly_url(self, relpath=None):
1640
"""Get a URL for the readonly transport.
1642
This will either be backed by '.' or a decorator to the transport
1643
used by self.get_url()
1644
relpath provides for clients to get a path relative to the base url.
1645
These should only be downwards relative, not upwards.
1647
base = self.get_readonly_server().get_url()
1648
if relpath is not None:
1649
if not base.endswith('/'):
1651
base = base + relpath
1654
def get_vfs_only_server(self):
1655
"""Get the vfs only read/write server instance.
1657
This is useful for some tests with specific servers that need
1660
For TestCaseWithMemoryTransport this is always a MemoryServer, and there
1661
is no means to override it.
1663
if self.__vfs_server is None:
1664
self.__vfs_server = MemoryServer()
1665
self.__vfs_server.setUp()
1666
self.addCleanup(self.__vfs_server.tearDown)
1667
return self.__vfs_server
1669
def get_server(self):
1670
"""Get the read/write server instance.
1672
This is useful for some tests with specific servers that need
1675
This is built from the self.transport_server factory. If that is None,
1676
then the self.get_vfs_server is returned.
1678
if self.__server is None:
1679
if self.transport_server is None or self.transport_server is self.vfs_transport_factory:
1680
return self.get_vfs_only_server()
1682
# bring up a decorated means of access to the vfs only server.
1683
self.__server = self.transport_server()
1685
self.__server.setUp(self.get_vfs_only_server())
1686
except TypeError, e:
1687
# This should never happen; the try:Except here is to assist
1688
# developers having to update code rather than seeing an
1689
# uninformative TypeError.
1690
raise Exception, "Old server API in use: %s, %s" % (self.__server, e)
1691
self.addCleanup(self.__server.tearDown)
1692
return self.__server
1694
def _adjust_url(self, base, relpath):
1695
"""Get a URL (or maybe a path) for the readwrite transport.
1697
This will either be backed by '.' or to an equivalent non-file based
1699
relpath provides for clients to get a path relative to the base url.
1700
These should only be downwards relative, not upwards.
1702
if relpath is not None and relpath != '.':
1703
if not base.endswith('/'):
1705
# XXX: Really base should be a url; we did after all call
1706
# get_url()! But sometimes it's just a path (from
1707
# LocalAbspathServer), and it'd be wrong to append urlescaped data
1708
# to a non-escaped local path.
1709
if base.startswith('./') or base.startswith('/'):
1712
base += urlutils.escape(relpath)
1715
def get_url(self, relpath=None):
1716
"""Get a URL (or maybe a path) for the readwrite transport.
1718
This will either be backed by '.' or to an equivalent non-file based
1720
relpath provides for clients to get a path relative to the base url.
1721
These should only be downwards relative, not upwards.
1723
base = self.get_server().get_url()
1724
return self._adjust_url(base, relpath)
1726
def get_vfs_only_url(self, relpath=None):
1727
"""Get a URL (or maybe a path for the plain old vfs transport.
1729
This will never be a smart protocol. It always has all the
1730
capabilities of the local filesystem, but it might actually be a
1731
MemoryTransport or some other similar virtual filesystem.
1733
This is the backing transport (if any) of the server returned by
1734
get_url and get_readonly_url.
1736
:param relpath: provides for clients to get a path relative to the base
1737
url. These should only be downwards relative, not upwards.
1739
base = self.get_vfs_only_server().get_url()
1740
return self._adjust_url(base, relpath)
1742
def _make_test_root(self):
1743
if TestCaseWithMemoryTransport.TEST_ROOT is not None:
1745
root = tempfile.mkdtemp(prefix='testbzr-', suffix='.tmp')
1746
TestCaseWithMemoryTransport.TEST_ROOT = root
1748
# make a fake bzr directory there to prevent any tests propagating
1749
# up onto the source directory's real branch
1750
bzrdir.BzrDir.create_standalone_workingtree(root)
1752
# The same directory is used by all tests, and we're not specifically
1753
# told when all tests are finished. This will do.
1754
atexit.register(_rmtree_temp_dir, root)
1756
def makeAndChdirToTestDir(self):
1757
"""Create a temporary directories for this one test.
1759
This must set self.test_home_dir and self.test_dir and chdir to
1762
For TestCaseWithMemoryTransport we chdir to the TEST_ROOT for this test.
1764
os.chdir(TestCaseWithMemoryTransport.TEST_ROOT)
1765
self.test_dir = TestCaseWithMemoryTransport.TEST_ROOT
1766
self.test_home_dir = self.test_dir + "/MemoryTransportMissingHomeDir"
1768
def make_branch(self, relpath, format=None):
1769
"""Create a branch on the transport at relpath."""
1770
repo = self.make_repository(relpath, format=format)
1771
return repo.bzrdir.create_branch()
1773
def make_bzrdir(self, relpath, format=None):
1775
# might be a relative or absolute path
1776
maybe_a_url = self.get_url(relpath)
1777
segments = maybe_a_url.rsplit('/', 1)
1778
t = get_transport(maybe_a_url)
1779
if len(segments) > 1 and segments[-1] not in ('', '.'):
1783
if isinstance(format, basestring):
1784
format = bzrdir.format_registry.make_bzrdir(format)
1785
return format.initialize_on_transport(t)
1786
except errors.UninitializableFormat:
1787
raise TestSkipped("Format %s is not initializable." % format)
1789
def make_repository(self, relpath, shared=False, format=None):
1790
"""Create a repository on our default transport at relpath.
1792
Note that relpath must be a relative path, not a full url.
1794
# FIXME: If you create a remoterepository this returns the underlying
1795
# real format, which is incorrect. Actually we should make sure that
1796
# RemoteBzrDir returns a RemoteRepository.
1797
# maybe mbp 20070410
1798
made_control = self.make_bzrdir(relpath, format=format)
1799
return made_control.create_repository(shared=shared)
1801
def make_branch_and_memory_tree(self, relpath, format=None):
1802
"""Create a branch on the default transport and a MemoryTree for it."""
1803
b = self.make_branch(relpath, format=format)
1804
return memorytree.MemoryTree.create_on_branch(b)
1806
def overrideEnvironmentForTesting(self):
1807
os.environ['HOME'] = self.test_home_dir
1808
os.environ['BZR_HOME'] = self.test_home_dir
1811
super(TestCaseWithMemoryTransport, self).setUp()
1812
self._make_test_root()
1813
_currentdir = os.getcwdu()
1814
def _leaveDirectory():
1815
os.chdir(_currentdir)
1816
self.addCleanup(_leaveDirectory)
1817
self.makeAndChdirToTestDir()
1818
self.overrideEnvironmentForTesting()
1819
self.__readonly_server = None
1820
self.__server = None
1821
self.reduceLockdirTimeout()
1824
class TestCaseInTempDir(TestCaseWithMemoryTransport):
1825
"""Derived class that runs a test within a temporary directory.
1827
This is useful for tests that need to create a branch, etc.
1829
The directory is created in a slightly complex way: for each
1830
Python invocation, a new temporary top-level directory is created.
1831
All test cases create their own directory within that. If the
1832
tests complete successfully, the directory is removed.
1834
:ivar test_base_dir: The path of the top-level directory for this
1835
test, which contains a home directory and a work directory.
1837
:ivar test_home_dir: An initially empty directory under test_base_dir
1838
which is used as $HOME for this test.
1840
:ivar test_dir: A directory under test_base_dir used as the current
1841
directory when the test proper is run.
1844
OVERRIDE_PYTHON = 'python'
1845
use_numbered_dirs = False
1847
def check_file_contents(self, filename, expect):
1848
self.log("check contents of file %s" % filename)
1849
contents = file(filename, 'r').read()
1850
if contents != expect:
1851
self.log("expected: %r" % expect)
1852
self.log("actually: %r" % contents)
1853
self.fail("contents of %s not as expected" % filename)
1855
def makeAndChdirToTestDir(self):
1856
"""See TestCaseWithMemoryTransport.makeAndChdirToTestDir().
1858
For TestCaseInTempDir we create a temporary directory based on the test
1859
name and then create two subdirs - test and home under it.
1861
# create a directory within the top level test directory
1862
candidate_dir = tempfile.mkdtemp(dir=self.TEST_ROOT)
1863
# now create test and home directories within this dir
1864
self.test_base_dir = candidate_dir
1865
self.test_home_dir = self.test_base_dir + '/home'
1866
os.mkdir(self.test_home_dir)
1867
self.test_dir = self.test_base_dir + '/work'
1868
os.mkdir(self.test_dir)
1869
os.chdir(self.test_dir)
1870
# put name of test inside
1871
f = file(self.test_base_dir + '/name', 'w')
1876
self.addCleanup(self.deleteTestDir)
1878
def deleteTestDir(self):
1879
_rmtree_temp_dir(self.test_base_dir)
1881
def build_tree(self, shape, line_endings='binary', transport=None):
1882
"""Build a test tree according to a pattern.
1884
shape is a sequence of file specifications. If the final
1885
character is '/', a directory is created.
1887
This assumes that all the elements in the tree being built are new.
1889
This doesn't add anything to a branch.
1890
:param line_endings: Either 'binary' or 'native'
1891
in binary mode, exact contents are written
1892
in native mode, the line endings match the
1893
default platform endings.
1895
:param transport: A transport to write to, for building trees on
1896
VFS's. If the transport is readonly or None,
1897
"." is opened automatically.
1899
# It's OK to just create them using forward slashes on windows.
1900
if transport is None or transport.is_readonly():
1901
transport = get_transport(".")
1903
self.assert_(isinstance(name, basestring))
1905
transport.mkdir(urlutils.escape(name[:-1]))
1907
if line_endings == 'binary':
1909
elif line_endings == 'native':
1912
raise errors.BzrError(
1913
'Invalid line ending request %r' % line_endings)
1914
content = "contents of %s%s" % (name.encode('utf-8'), end)
1915
transport.put_bytes_non_atomic(urlutils.escape(name), content)
1917
def build_tree_contents(self, shape):
1918
build_tree_contents(shape)
1920
def assertFileEqual(self, content, path):
1921
"""Fail if path does not contain 'content'."""
1922
self.failUnlessExists(path)
1923
f = file(path, 'rb')
1928
self.assertEqualDiff(content, s)
1930
def failUnlessExists(self, path):
1931
"""Fail unless path or paths, which may be abs or relative, exist."""
1932
if not isinstance(path, basestring):
1934
self.failUnlessExists(p)
1936
self.failUnless(osutils.lexists(path),path+" does not exist")
1938
def failIfExists(self, path):
1939
"""Fail if path or paths, which may be abs or relative, exist."""
1940
if not isinstance(path, basestring):
1942
self.failIfExists(p)
1944
self.failIf(osutils.lexists(path),path+" exists")
1946
def assertInWorkingTree(self,path,root_path='.',tree=None):
1947
"""Assert whether path or paths are in the WorkingTree"""
1949
tree = workingtree.WorkingTree.open(root_path)
1950
if not isinstance(path, basestring):
1952
self.assertInWorkingTree(p,tree=tree)
1954
self.assertIsNot(tree.path2id(path), None,
1955
path+' not in working tree.')
1957
def assertNotInWorkingTree(self,path,root_path='.',tree=None):
1958
"""Assert whether path or paths are not in the WorkingTree"""
1960
tree = workingtree.WorkingTree.open(root_path)
1961
if not isinstance(path, basestring):
1963
self.assertNotInWorkingTree(p,tree=tree)
1965
self.assertIs(tree.path2id(path), None, path+' in working tree.')
1968
class TestCaseWithTransport(TestCaseInTempDir):
1969
"""A test case that provides get_url and get_readonly_url facilities.
1971
These back onto two transport servers, one for readonly access and one for
1974
If no explicit class is provided for readonly access, a
1975
ReadonlyTransportDecorator is used instead which allows the use of non disk
1976
based read write transports.
1978
If an explicit class is provided for readonly access, that server and the
1979
readwrite one must both define get_url() as resolving to os.getcwd().
1982
def get_vfs_only_server(self):
1983
"""See TestCaseWithMemoryTransport.
1985
This is useful for some tests with specific servers that need
1988
if self.__vfs_server is None:
1989
self.__vfs_server = self.vfs_transport_factory()
1990
self.__vfs_server.setUp()
1991
self.addCleanup(self.__vfs_server.tearDown)
1992
return self.__vfs_server
1994
def make_branch_and_tree(self, relpath, format=None):
1995
"""Create a branch on the transport and a tree locally.
1997
If the transport is not a LocalTransport, the Tree can't be created on
1998
the transport. In that case if the vfs_transport_factory is
1999
LocalURLServer the working tree is created in the local
2000
directory backing the transport, and the returned tree's branch and
2001
repository will also be accessed locally. Otherwise a lightweight
2002
checkout is created and returned.
2004
:param format: The BzrDirFormat.
2005
:returns: the WorkingTree.
2007
# TODO: always use the local disk path for the working tree,
2008
# this obviously requires a format that supports branch references
2009
# so check for that by checking bzrdir.BzrDirFormat.get_default_format()
2011
b = self.make_branch(relpath, format=format)
2013
return b.bzrdir.create_workingtree()
2014
except errors.NotLocalUrl:
2015
# We can only make working trees locally at the moment. If the
2016
# transport can't support them, then we keep the non-disk-backed
2017
# branch and create a local checkout.
2018
if self.vfs_transport_factory is LocalURLServer:
2019
# the branch is colocated on disk, we cannot create a checkout.
2020
# hopefully callers will expect this.
2021
local_controldir= bzrdir.BzrDir.open(self.get_vfs_only_url(relpath))
2022
return local_controldir.create_workingtree()
2024
return b.create_checkout(relpath, lightweight=True)
2026
def assertIsDirectory(self, relpath, transport):
2027
"""Assert that relpath within transport is a directory.
2029
This may not be possible on all transports; in that case it propagates
2030
a TransportNotPossible.
2033
mode = transport.stat(relpath).st_mode
2034
except errors.NoSuchFile:
2035
self.fail("path %s is not a directory; no such file"
2037
if not stat.S_ISDIR(mode):
2038
self.fail("path %s is not a directory; has mode %#o"
2041
def assertTreesEqual(self, left, right):
2042
"""Check that left and right have the same content and properties."""
2043
# we use a tree delta to check for equality of the content, and we
2044
# manually check for equality of other things such as the parents list.
2045
self.assertEqual(left.get_parent_ids(), right.get_parent_ids())
2046
differences = left.changes_from(right)
2047
self.assertFalse(differences.has_changed(),
2048
"Trees %r and %r are different: %r" % (left, right, differences))
2051
super(TestCaseWithTransport, self).setUp()
2052
self.__vfs_server = None
2055
class ChrootedTestCase(TestCaseWithTransport):
2056
"""A support class that provides readonly urls outside the local namespace.
2058
This is done by checking if self.transport_server is a MemoryServer. if it
2059
is then we are chrooted already, if it is not then an HttpServer is used
2062
TODO RBC 20060127: make this an option to TestCaseWithTransport so it can
2063
be used without needed to redo it when a different
2064
subclass is in use ?
2068
super(ChrootedTestCase, self).setUp()
2069
if not self.vfs_transport_factory == MemoryServer:
2070
self.transport_readonly_server = HttpServer
2073
def filter_suite_by_re(suite, pattern, exclude_pattern=None,
2074
random_order=False):
2075
"""Create a test suite by filtering another one.
2077
:param suite: the source suite
2078
:param pattern: pattern that names must match
2079
:param exclude_pattern: pattern that names must not match, if any
2080
:param random_order: if True, tests in the new suite will be put in
2082
:returns: the newly created suite
2084
return sort_suite_by_re(suite, pattern, exclude_pattern,
2085
random_order, False)
2088
def sort_suite_by_re(suite, pattern, exclude_pattern=None,
2089
random_order=False, append_rest=True):
2090
"""Create a test suite by sorting another one.
2092
:param suite: the source suite
2093
:param pattern: pattern that names must match in order to go
2094
first in the new suite
2095
:param exclude_pattern: pattern that names must not match, if any
2096
:param random_order: if True, tests in the new suite will be put in
2098
:param append_rest: if False, pattern is a strict filter and not
2099
just an ordering directive
2100
:returns: the newly created suite
2104
filter_re = re.compile(pattern)
2105
if exclude_pattern is not None:
2106
exclude_re = re.compile(exclude_pattern)
2107
for test in iter_suite_tests(suite):
2109
if exclude_pattern is None or not exclude_re.search(test_id):
2110
if filter_re.search(test_id):
2115
random.shuffle(first)
2116
random.shuffle(second)
2117
return TestUtil.TestSuite(first + second)
2120
def run_suite(suite, name='test', verbose=False, pattern=".*",
2121
stop_on_failure=False,
2122
transport=None, lsprof_timed=None, bench_history=None,
2123
matching_tests_first=None,
2127
exclude_pattern=None,
2129
use_numbered_dirs = bool(numbered_dirs)
2131
TestCase._gather_lsprof_in_benchmarks = lsprof_timed
2132
if numbered_dirs is not None:
2133
TestCaseInTempDir.use_numbered_dirs = use_numbered_dirs
2138
runner = TextTestRunner(stream=sys.stdout,
2140
verbosity=verbosity,
2141
bench_history=bench_history,
2142
use_numbered_dirs=use_numbered_dirs,
2143
list_only=list_only,
2145
runner.stop_on_failure=stop_on_failure
2146
# Initialise the random number generator and display the seed used.
2147
# We convert the seed to a long to make it reuseable across invocations.
2148
random_order = False
2149
if random_seed is not None:
2151
if random_seed == "now":
2152
random_seed = long(time.time())
2154
# Convert the seed to a long if we can
2156
random_seed = long(random_seed)
2159
runner.stream.writeln("Randomizing test order using seed %s\n" %
2161
random.seed(random_seed)
2162
# Customise the list of tests if requested
2163
if pattern != '.*' or exclude_pattern is not None or random_order:
2164
if matching_tests_first:
2165
suite = sort_suite_by_re(suite, pattern, exclude_pattern,
2168
suite = filter_suite_by_re(suite, pattern, exclude_pattern,
2170
result = runner.run(suite)
2171
return result.wasSuccessful()
2174
def selftest(verbose=False, pattern=".*", stop_on_failure=True,
2176
test_suite_factory=None,
2179
matching_tests_first=None,
2183
exclude_pattern=None):
2184
"""Run the whole test suite under the enhanced runner"""
2185
# XXX: Very ugly way to do this...
2186
# Disable warning about old formats because we don't want it to disturb
2187
# any blackbox tests.
2188
from bzrlib import repository
2189
repository._deprecation_warning_done = True
2191
global default_transport
2192
if transport is None:
2193
transport = default_transport
2194
old_transport = default_transport
2195
default_transport = transport
2197
if test_suite_factory is None:
2198
suite = test_suite()
2200
suite = test_suite_factory()
2201
return run_suite(suite, 'testbzr', verbose=verbose, pattern=pattern,
2202
stop_on_failure=stop_on_failure,
2203
transport=transport,
2204
lsprof_timed=lsprof_timed,
2205
bench_history=bench_history,
2206
matching_tests_first=matching_tests_first,
2207
numbered_dirs=numbered_dirs,
2208
list_only=list_only,
2209
random_seed=random_seed,
2210
exclude_pattern=exclude_pattern)
2212
default_transport = old_transport
2216
"""Build and return TestSuite for the whole of bzrlib.
2218
This function can be replaced if you need to change the default test
2219
suite on a global basis, but it is not encouraged.
2222
'bzrlib.tests.test_ancestry',
2223
'bzrlib.tests.test_annotate',
2224
'bzrlib.tests.test_api',
2225
'bzrlib.tests.test_atomicfile',
2226
'bzrlib.tests.test_bad_files',
2227
'bzrlib.tests.test_branch',
2228
'bzrlib.tests.test_branchbuilder',
2229
'bzrlib.tests.test_bugtracker',
2230
'bzrlib.tests.test_bundle',
2231
'bzrlib.tests.test_bzrdir',
2232
'bzrlib.tests.test_cache_utf8',
2233
'bzrlib.tests.test_commands',
2234
'bzrlib.tests.test_commit',
2235
'bzrlib.tests.test_commit_merge',
2236
'bzrlib.tests.test_config',
2237
'bzrlib.tests.test_conflicts',
2238
'bzrlib.tests.test_counted_lock',
2239
'bzrlib.tests.test_decorators',
2240
'bzrlib.tests.test_delta',
2241
'bzrlib.tests.test_deprecated_graph',
2242
'bzrlib.tests.test_diff',
2243
'bzrlib.tests.test_dirstate',
2244
'bzrlib.tests.test_errors',
2245
'bzrlib.tests.test_escaped_store',
2246
'bzrlib.tests.test_extract',
2247
'bzrlib.tests.test_fetch',
2248
'bzrlib.tests.test_ftp_transport',
2249
'bzrlib.tests.test_generate_docs',
2250
'bzrlib.tests.test_generate_ids',
2251
'bzrlib.tests.test_globbing',
2252
'bzrlib.tests.test_gpg',
2253
'bzrlib.tests.test_graph',
2254
'bzrlib.tests.test_hashcache',
2255
'bzrlib.tests.test_help',
2256
'bzrlib.tests.test_http',
2257
'bzrlib.tests.test_http_response',
2258
'bzrlib.tests.test_https_ca_bundle',
2259
'bzrlib.tests.test_identitymap',
2260
'bzrlib.tests.test_ignores',
2261
'bzrlib.tests.test_info',
2262
'bzrlib.tests.test_inv',
2263
'bzrlib.tests.test_knit',
2264
'bzrlib.tests.test_lazy_import',
2265
'bzrlib.tests.test_lazy_regex',
2266
'bzrlib.tests.test_lockdir',
2267
'bzrlib.tests.test_lockable_files',
2268
'bzrlib.tests.test_log',
2269
'bzrlib.tests.test_lsprof',
2270
'bzrlib.tests.test_memorytree',
2271
'bzrlib.tests.test_merge',
2272
'bzrlib.tests.test_merge3',
2273
'bzrlib.tests.test_merge_core',
2274
'bzrlib.tests.test_merge_directive',
2275
'bzrlib.tests.test_missing',
2276
'bzrlib.tests.test_msgeditor',
2277
'bzrlib.tests.test_nonascii',
2278
'bzrlib.tests.test_options',
2279
'bzrlib.tests.test_osutils',
2280
'bzrlib.tests.test_osutils_encodings',
2281
'bzrlib.tests.test_patch',
2282
'bzrlib.tests.test_patches',
2283
'bzrlib.tests.test_permissions',
2284
'bzrlib.tests.test_plugins',
2285
'bzrlib.tests.test_progress',
2286
'bzrlib.tests.test_reconcile',
2287
'bzrlib.tests.test_registry',
2288
'bzrlib.tests.test_remote',
2289
'bzrlib.tests.test_repository',
2290
'bzrlib.tests.test_revert',
2291
'bzrlib.tests.test_revision',
2292
'bzrlib.tests.test_revisionnamespaces',
2293
'bzrlib.tests.test_revisiontree',
2294
'bzrlib.tests.test_rio',
2295
'bzrlib.tests.test_sampler',
2296
'bzrlib.tests.test_selftest',
2297
'bzrlib.tests.test_setup',
2298
'bzrlib.tests.test_sftp_transport',
2299
'bzrlib.tests.test_smart',
2300
'bzrlib.tests.test_smart_add',
2301
'bzrlib.tests.test_smart_transport',
2302
'bzrlib.tests.test_smtp_connection',
2303
'bzrlib.tests.test_source',
2304
'bzrlib.tests.test_ssh_transport',
2305
'bzrlib.tests.test_status',
2306
'bzrlib.tests.test_store',
2307
'bzrlib.tests.test_strace',
2308
'bzrlib.tests.test_subsume',
2309
'bzrlib.tests.test_symbol_versioning',
2310
'bzrlib.tests.test_tag',
2311
'bzrlib.tests.test_testament',
2312
'bzrlib.tests.test_textfile',
2313
'bzrlib.tests.test_textmerge',
2314
'bzrlib.tests.test_timestamp',
2315
'bzrlib.tests.test_trace',
2316
'bzrlib.tests.test_transactions',
2317
'bzrlib.tests.test_transform',
2318
'bzrlib.tests.test_transport',
2319
'bzrlib.tests.test_tree',
2320
'bzrlib.tests.test_treebuilder',
2321
'bzrlib.tests.test_tsort',
2322
'bzrlib.tests.test_tuned_gzip',
2323
'bzrlib.tests.test_ui',
2324
'bzrlib.tests.test_upgrade',
2325
'bzrlib.tests.test_urlutils',
2326
'bzrlib.tests.test_versionedfile',
2327
'bzrlib.tests.test_version',
2328
'bzrlib.tests.test_version_info',
2329
'bzrlib.tests.test_weave',
2330
'bzrlib.tests.test_whitebox',
2331
'bzrlib.tests.test_workingtree',
2332
'bzrlib.tests.test_workingtree_4',
2333
'bzrlib.tests.test_wsgi',
2334
'bzrlib.tests.test_xml',
2336
test_transport_implementations = [
2337
'bzrlib.tests.test_transport_implementations',
2338
'bzrlib.tests.test_read_bundle',
2340
suite = TestUtil.TestSuite()
2341
loader = TestUtil.TestLoader()
2342
suite.addTest(loader.loadTestsFromModuleNames(testmod_names))
2343
from bzrlib.transport import TransportTestProviderAdapter
2344
adapter = TransportTestProviderAdapter()
2345
adapt_modules(test_transport_implementations, adapter, loader, suite)
2346
for package in packages_to_test():
2347
suite.addTest(package.test_suite())
2348
for m in MODULES_TO_TEST:
2349
suite.addTest(loader.loadTestsFromModule(m))
2350
for m in MODULES_TO_DOCTEST:
2352
suite.addTest(doctest.DocTestSuite(m))
2353
except ValueError, e:
2354
print '**failed to get doctest for: %s\n%s' %(m,e)
2356
for name, plugin in bzrlib.plugin.all_plugins().items():
2357
if getattr(plugin, 'test_suite', None) is not None:
2358
default_encoding = sys.getdefaultencoding()
2360
plugin_suite = plugin.test_suite()
2361
except ImportError, e:
2362
bzrlib.trace.warning(
2363
'Unable to test plugin "%s": %s', name, e)
2365
suite.addTest(plugin_suite)
2366
if default_encoding != sys.getdefaultencoding():
2367
bzrlib.trace.warning(
2368
'Plugin "%s" tried to reset default encoding to: %s', name,
2369
sys.getdefaultencoding())
2371
sys.setdefaultencoding(default_encoding)
2375
def adapt_modules(mods_list, adapter, loader, suite):
2376
"""Adapt the modules in mods_list using adapter and add to suite."""
2377
for test in iter_suite_tests(loader.loadTestsFromModuleNames(mods_list)):
2378
suite.addTests(adapter.adapt(test))
2381
def _rmtree_temp_dir(dirname):
2382
# If LANG=C we probably have created some bogus paths
2383
# which rmtree(unicode) will fail to delete
2384
# so make sure we are using rmtree(str) to delete everything
2385
# except on win32, where rmtree(str) will fail
2386
# since it doesn't have the property of byte-stream paths
2387
# (they are either ascii or mbcs)
2388
if sys.platform == 'win32':
2389
# make sure we are using the unicode win32 api
2390
dirname = unicode(dirname)
2392
dirname = dirname.encode(sys.getfilesystemencoding())
2394
osutils.rmtree(dirname)
2396
if sys.platform == 'win32' and e.errno == errno.EACCES:
2397
print >>sys.stderr, ('Permission denied: '
2398
'unable to remove testing dir '
2399
'%s' % os.path.basename(dirname))
2404
def clean_selftest_output(root=None, quiet=False):
2405
"""Remove all selftest output directories from root directory.
2407
:param root: root directory for clean
2408
(if ommitted or None then clean current directory).
2409
:param quiet: suppress report about deleting directories
2412
re_dir = re.compile(r'''test\d\d\d\d\.tmp''')
2415
for i in os.listdir(root):
2416
if os.path.isdir(i) and re_dir.match(i):
2418
print 'delete directory:', i
2422
class Feature(object):
2423
"""An operating system Feature."""
2426
self._available = None
2428
def available(self):
2429
"""Is the feature available?
2431
:return: True if the feature is available.
2433
if self._available is None:
2434
self._available = self._probe()
2435
return self._available
2438
"""Implement this method in concrete features.
2440
:return: True if the feature is available.
2442
raise NotImplementedError
2445
if getattr(self, 'feature_name', None):
2446
return self.feature_name()
2447
return self.__class__.__name__
added
removed
bzrlib/tests/__init__.py
