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# Copyright (C) 2005, 2006 by Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# TODO: Perhaps there should be an API to find out if bzr running under the
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# test suite -- some plugins might want to avoid making intrusive changes if
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# this is the case. However, we want behaviour under to test to diverge as
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# little as possible, so this should be used rarely if it's added at all.
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# (Suggestion from j-a-meinel, 2005-11-24)
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# NOTE: Some classes in here use camelCaseNaming() rather than
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# underscore_naming(). That's for consistency with unittest; it's not the
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# general style of bzrlib. Please continue that consistency when adding e.g.
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# new assertFoo() methods.
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from cStringIO import StringIO
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from subprocess import Popen, PIPE
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import bzrlib.bzrdir as bzrdir
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import bzrlib.commands
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import bzrlib.bundle.serializer
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import bzrlib.errors as errors
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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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import bzrlib.osutils as osutils
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import bzrlib.progress as progress
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from bzrlib.revision import common_ancestor
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from bzrlib.revisionspec import RevisionSpec
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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 LocalRelpathServer
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from bzrlib.transport.readonly import ReadonlyServer
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from bzrlib.trace import mutter
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from bzrlib.tests import TestUtil
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from bzrlib.tests.TestUtil import (
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from bzrlib.tests.treeshape import build_tree_contents
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import bzrlib.urlutils as urlutils
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from bzrlib.workingtree import WorkingTree, WorkingTreeFormat2
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default_transport = LocalRelpathServer
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MODULES_TO_DOCTEST = [
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bzrlib.bundle.serializer,
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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.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.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 _MyResult(unittest._TextTestResult):
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"""Custom TestResult.
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Shows output in a different format, including displaying runtime for tests.
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def __init__(self, stream, descriptions, verbosity, pb=None,
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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.last_revision()
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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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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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return "%5dms" % (1000 * seconds)
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def _ellipsise_unimportant_words(self, a_string, final_width,
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"""Add ellipses (sp?) for overly long strings.
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:param keep_start: If true preserve the start of a_string rather
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if len(a_string) > final_width:
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result = a_string[:final_width-3] + '...'
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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 startTest(self, test):
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unittest.TestResult.startTest(self, test)
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# In a short description, the important words are in
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# the beginning, but in an id, the important words are
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SHOW_DESCRIPTIONS = False
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if not self.showAll and self.dots and self.pb is not None:
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final_width = osutils.terminal_width()
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final_width = final_width - 15 - 8
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if SHOW_DESCRIPTIONS:
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what = test.shortDescription()
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what = self._ellipsise_unimportant_words(what, final_width, keep_start=True)
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if what.startswith('bzrlib.tests.'):
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what = self._ellipsise_unimportant_words(what, final_width)
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self.stream.write(what)
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elif self.dots and self.pb is not None:
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self.pb.update(what, self.testsRun - 1, None)
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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 addError(self, test, err):
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if isinstance(err[1], TestSkipped):
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return self.addSkipped(test, err)
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unittest.TestResult.addError(self, test, err)
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self.extractBenchmarkTime(test)
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self.stream.writeln("ERROR %s" % self._testTimeString())
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elif self.dots and self.pb is None:
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self.stream.write('E')
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self.pb.update(self._ellipsise_unimportant_words('ERROR', 13), self.testsRun, None)
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self.pb.note(self._ellipsise_unimportant_words(
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test.id() + ': ERROR',
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osutils.terminal_width()))
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def addFailure(self, test, err):
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unittest.TestResult.addFailure(self, test, err)
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self.extractBenchmarkTime(test)
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self.stream.writeln(" FAIL %s" % self._testTimeString())
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elif self.dots and self.pb is None:
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self.stream.write('F')
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self.pb.update(self._ellipsise_unimportant_words('FAIL', 13), self.testsRun, None)
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self.pb.note(self._ellipsise_unimportant_words(
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test.id() + ': FAIL',
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osutils.terminal_width()))
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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.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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elif self.dots and self.pb is None:
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self.stream.write('~')
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self.pb.update(self._ellipsise_unimportant_words('OK', 13), self.testsRun, None)
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unittest.TestResult.addSuccess(self, test)
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def addSkipped(self, test, skip_excinfo):
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self.extractBenchmarkTime(test)
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print >>self.stream, ' SKIP %s' % self._testTimeString()
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print >>self.stream, ' %s' % skip_excinfo[1]
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elif self.dots and self.pb is None:
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self.stream.write('S')
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self.pb.update(self._ellipsise_unimportant_words('SKIP', 13), self.testsRun, None)
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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.writeln("%s: %s" % (flavour, 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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class TextTestRunner(object):
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stop_on_failure = False
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self.stream = unittest._WritelnDecorator(stream)
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self.descriptions = descriptions
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self.verbosity = verbosity
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self.keep_output = keep_output
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self._bench_history = bench_history
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def _makeResult(self):
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result = _MyResult(self.stream,
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bench_history=self._bench_history)
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result.stop_early = self.stop_on_failure
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"Run the given test case or test suite."
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result = self._makeResult()
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startTime = time.time()
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if self.pb is not None:
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self.pb.update('Running tests', 0, test.countTestCases())
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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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run = result.testsRun
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self.stream.writeln("Ran %d test%s in %.3fs" %
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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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self.stream.writeln(")")
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self.stream.writeln("OK")
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if self.pb is not None:
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self.pb.update('Cleaning up', 0, 1)
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# This is still a little bogus,
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# but only a little. Folk not using our testrunner will
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# have to delete their temp directories themselves.
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test_root = TestCaseInTempDir.TEST_ROOT
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if result.wasSuccessful() or not self.keep_output:
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if test_root is not None:
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# If LANG=C we probably have created some bogus paths
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# which rmtree(unicode) will fail to delete
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# so make sure we are using rmtree(str) to delete everything
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# except on win32, where rmtree(str) will fail
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# since it doesn't have the property of byte-stream paths
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# (they are either ascii or mbcs)
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if sys.platform == 'win32':
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# make sure we are using the unicode win32 api
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test_root = unicode(test_root)
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test_root = test_root.encode(
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sys.getfilesystemencoding())
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osutils.rmtree(test_root)
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if self.pb is not None:
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self.pb.note("Failed tests working directories are in '%s'\n",
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"Failed tests working directories are in '%s'\n" %
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TestCaseInTempDir.TEST_ROOT = None
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if self.pb is not None:
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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 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 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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# 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 _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 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,
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'mode mismatch %o != %o' % (mode, mode_test))
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def assertStartsWith(self, s, prefix):
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if not s.startswith(prefix):
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raise AssertionError('string %r does not start with %r' % (s, prefix))
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def assertEndsWith(self, s, suffix):
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"""Asserts that s ends with suffix."""
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if not s.endswith(suffix):
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raise AssertionError('string %r does not end with %r' % (s, suffix))
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def assertContainsRe(self, haystack, needle_re):
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"""Assert that a contains something matching a regular expression."""
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if not re.search(needle_re, haystack):
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raise AssertionError('pattern "%s" not found in "%s"'
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% (needle_re, haystack))
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def assertNotContainsRe(self, haystack, needle_re):
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"""Assert that a does not match a regular expression"""
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if re.search(needle_re, haystack):
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raise AssertionError('pattern "%s" found in "%s"'
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% (needle_re, haystack))
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def assertSubset(self, sublist, superlist):
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"""Assert that every entry in sublist is present in superlist."""
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for entry in sublist:
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if entry not in superlist:
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missing.append(entry)
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raise AssertionError("value(s) %r not present in container %r" %
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(missing, superlist))
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def assertIs(self, left, right):
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if not (left is right):
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raise AssertionError("%r is not %r." % (left, right))
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def assertTransportMode(self, transport, path, mode):
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"""Fail if a path does not have mode mode.
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If modes are not supported on this transport, the assertion is ignored.
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if not transport._can_roundtrip_unix_modebits():
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path_stat = transport.stat(path)
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actual_mode = stat.S_IMODE(path_stat.st_mode)
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self.assertEqual(mode, actual_mode,
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'mode of %r incorrect (%o != %o)' % (path, mode, actual_mode))
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def assertIsInstance(self, obj, kls):
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"""Fail if obj is not an instance of kls"""
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if not isinstance(obj, kls):
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self.fail("%r is an instance of %s rather than %s" % (
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obj, obj.__class__, kls))
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def callDeprecated(self, expected, callable, *args, **kwargs):
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"""Assert that a callable is deprecated in a particular way.
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:param expected: a list of the deprecation warnings expected, in order
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:param callable: The callable to call
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:param args: The positional arguments for the callable
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:param kwargs: The keyword arguments for the callable
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def capture_warnings(msg, cls, stacklevel=None):
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self.assertEqual(cls, DeprecationWarning)
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local_warnings.append(msg)
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method = symbol_versioning.warn
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symbol_versioning.set_warning_method(capture_warnings)
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result = callable(*args, **kwargs)
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symbol_versioning.set_warning_method(method)
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self.assertEqual(expected, local_warnings)
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def _startLogFile(self):
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"""Send bzr and test log messages to a temporary file.
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The file is removed as the test is torn down.
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fileno, name = tempfile.mkstemp(suffix='.log', prefix='testbzr')
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self._log_file = os.fdopen(fileno, 'w+')
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self._log_nonce = bzrlib.trace.enable_test_log(self._log_file)
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self._log_file_name = name
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self.addCleanup(self._finishLogFile)
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def _finishLogFile(self):
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"""Finished with the log file.
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Read contents into memory, close, and delete.
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if self._log_file is None:
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bzrlib.trace.disable_test_log(self._log_nonce)
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self._log_file.seek(0)
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self._log_contents = self._log_file.read()
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self._log_file.close()
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os.remove(self._log_file_name)
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self._log_file = self._log_file_name = None
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def addCleanup(self, callable):
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"""Arrange to run a callable when this case is torn down.
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Callables are run in the reverse of the order they are registered,
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ie last-in first-out.
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if callable in self._cleanups:
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raise ValueError("cleanup function %r already registered on %s"
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self._cleanups.append(callable)
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def _cleanEnvironment(self):
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'APPDATA': os.getcwd(),
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'BZREMAIL': None, # may still be present in the environment
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self.addCleanup(self._restoreEnvironment)
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for name, value in new_env.iteritems():
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self._captureVar(name, value)
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def _captureVar(self, name, newvalue):
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"""Set an environment variable, preparing it to be reset when finished."""
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self.__old_env[name] = os.environ.get(name, None)
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if name in os.environ:
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os.environ[name] = newvalue
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def _restoreVar(name, value):
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if name in os.environ:
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os.environ[name] = value
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def _restoreEnvironment(self):
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for name, value in self.__old_env.iteritems():
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self._restoreVar(name, value)
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unittest.TestCase.tearDown(self)
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def time(self, callable, *args, **kwargs):
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"""Run callable and accrue the time it takes to the benchmark time.
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If lsprofiling is enabled (i.e. by --lsprof-time to bzr selftest) then
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this will cause lsprofile statistics to be gathered and stored in
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if self._benchtime is None:
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if not self._gather_lsprof_in_benchmarks:
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return callable(*args, **kwargs)
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# record this benchmark
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ret, stats = bzrlib.lsprof.profile(callable, *args, **kwargs)
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self._benchcalls.append(((callable, args, kwargs), stats))
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self._benchtime += time.time() - start
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def _runCleanups(self):
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"""Run registered cleanup functions.
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This should only be called from TestCase.tearDown.
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# TODO: Perhaps this should keep running cleanups even if
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for cleanup_fn in reversed(self._cleanups):
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def log(self, *args):
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"""Return as a string the log for this test"""
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if self._log_file_name:
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return open(self._log_file_name).read()
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return self._log_contents
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# TODO: Delete the log after it's been read in
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def capture(self, cmd, retcode=0):
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"""Shortcut that splits cmd into words, runs, and returns stdout"""
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return self.run_bzr_captured(cmd.split(), retcode=retcode)[0]
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def run_bzr_captured(self, argv, retcode=0, encoding=None, stdin=None):
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"""Invoke bzr and return (stdout, stderr).
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Useful for code that wants to check the contents of the
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output, the way error messages are presented, etc.
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This should be the main method for tests that want to exercise the
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overall behavior of the bzr application (rather than a unit test
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or a functional test of the library.)
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Much of the old code runs bzr by forking a new copy of Python, but
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that is slower, harder to debug, and generally not necessary.
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This runs bzr through the interface that catches and reports
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errors, and with logging set to something approximating the
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default, so that error reporting can be checked.
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:param argv: arguments to invoke bzr
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:param retcode: expected return code, or None for don't-care.
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:param encoding: encoding for sys.stdout and sys.stderr
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:param stdin: A string to be used as stdin for the command.
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encoding = bzrlib.user_encoding
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if stdin is not None:
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stdin = StringIO(stdin)
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stdout = StringIOWrapper()
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stderr = StringIOWrapper()
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stdout.encoding = encoding
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stderr.encoding = encoding
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self.log('run bzr: %r', argv)
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# FIXME: don't call into logging here
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handler = logging.StreamHandler(stderr)
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handler.setLevel(logging.INFO)
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logger = logging.getLogger('')
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logger.addHandler(handler)
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old_ui_factory = bzrlib.ui.ui_factory
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bzrlib.ui.ui_factory = bzrlib.tests.blackbox.TestUIFactory(
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bzrlib.ui.ui_factory.stdin = stdin
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result = self.apply_redirected(stdin, stdout, stderr,
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bzrlib.commands.run_bzr_catch_errors,
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logger.removeHandler(handler)
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bzrlib.ui.ui_factory = old_ui_factory
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out = stdout.getvalue()
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err = stderr.getvalue()
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self.log('output:\n%r', out)
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self.log('errors:\n%r', err)
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if retcode is not None:
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self.assertEquals(retcode, result)
783
def run_bzr(self, *args, **kwargs):
784
"""Invoke bzr, as if it were run from the command line.
786
This should be the main method for tests that want to exercise the
787
overall behavior of the bzr application (rather than a unit test
788
or a functional test of the library.)
790
This sends the stdout/stderr results into the test's log,
791
where it may be useful for debugging. See also run_captured.
793
:param stdin: A string to be used as stdin for the command.
795
retcode = kwargs.pop('retcode', 0)
796
encoding = kwargs.pop('encoding', None)
797
stdin = kwargs.pop('stdin', None)
798
return self.run_bzr_captured(args, retcode=retcode, encoding=encoding, stdin=stdin)
800
def run_bzr_decode(self, *args, **kwargs):
801
if kwargs.has_key('encoding'):
802
encoding = kwargs['encoding']
804
encoding = bzrlib.user_encoding
805
return self.run_bzr(*args, **kwargs)[0].decode(encoding)
807
def run_bzr_error(self, error_regexes, *args, **kwargs):
808
"""Run bzr, and check that stderr contains the supplied regexes
810
:param error_regexes: Sequence of regular expressions which
811
must each be found in the error output. The relative ordering
813
:param args: command-line arguments for bzr
814
:param kwargs: Keyword arguments which are interpreted by run_bzr
815
This function changes the default value of retcode to be 3,
816
since in most cases this is run when you expect bzr to fail.
817
:return: (out, err) The actual output of running the command (in case you
818
want to do more inspection)
821
# Make sure that commit is failing because there is nothing to do
822
self.run_bzr_error(['no changes to commit'],
823
'commit', '-m', 'my commit comment')
824
# Make sure --strict is handling an unknown file, rather than
825
# giving us the 'nothing to do' error
826
self.build_tree(['unknown'])
827
self.run_bzr_error(['Commit refused because there are unknown files'],
828
'commit', '--strict', '-m', 'my commit comment')
830
kwargs.setdefault('retcode', 3)
831
out, err = self.run_bzr(*args, **kwargs)
832
for regex in error_regexes:
833
self.assertContainsRe(err, regex)
836
def run_bzr_subprocess(self, *args, **kwargs):
837
"""Run bzr in a subprocess for testing.
839
This starts a new Python interpreter and runs bzr in there.
840
This should only be used for tests that have a justifiable need for
841
this isolation: e.g. they are testing startup time, or signal
842
handling, or early startup code, etc. Subprocess code can't be
843
profiled or debugged so easily.
845
:param retcode: The status code that is expected. Defaults to 0. If
846
None is supplied, the status code is not checked.
848
bzr_path = os.path.dirname(os.path.dirname(bzrlib.__file__))+'/bzr'
850
process = Popen([sys.executable, bzr_path]+args, stdout=PIPE,
852
out = process.stdout.read()
853
err = process.stderr.read()
854
retcode = process.wait()
855
supplied_retcode = kwargs.get('retcode', 0)
856
if supplied_retcode is not None:
857
assert supplied_retcode == retcode
860
def check_inventory_shape(self, inv, shape):
861
"""Compare an inventory to a list of expected names.
863
Fail if they are not precisely equal.
866
shape = list(shape) # copy
867
for path, ie in inv.entries():
868
name = path.replace('\\', '/')
876
self.fail("expected paths not found in inventory: %r" % shape)
878
self.fail("unexpected paths found in inventory: %r" % extras)
880
def apply_redirected(self, stdin=None, stdout=None, stderr=None,
881
a_callable=None, *args, **kwargs):
882
"""Call callable with redirected std io pipes.
884
Returns the return code."""
885
if not callable(a_callable):
886
raise ValueError("a_callable must be callable.")
890
if getattr(self, "_log_file", None) is not None:
891
stdout = self._log_file
895
if getattr(self, "_log_file", None is not None):
896
stderr = self._log_file
899
real_stdin = sys.stdin
900
real_stdout = sys.stdout
901
real_stderr = sys.stderr
906
return a_callable(*args, **kwargs)
908
sys.stdout = real_stdout
909
sys.stderr = real_stderr
910
sys.stdin = real_stdin
912
def merge(self, branch_from, wt_to):
913
"""A helper for tests to do a ui-less merge.
915
This should move to the main library when someone has time to integrate
918
# minimal ui-less merge.
919
wt_to.branch.fetch(branch_from)
920
base_rev = common_ancestor(branch_from.last_revision(),
921
wt_to.branch.last_revision(),
922
wt_to.branch.repository)
923
merge_inner(wt_to.branch, branch_from.basis_tree(),
924
wt_to.branch.repository.revision_tree(base_rev),
926
wt_to.add_pending_merge(branch_from.last_revision())
929
BzrTestBase = TestCase
932
class TestCaseInTempDir(TestCase):
933
"""Derived class that runs a test within a temporary directory.
935
This is useful for tests that need to create a branch, etc.
937
The directory is created in a slightly complex way: for each
938
Python invocation, a new temporary top-level directory is created.
939
All test cases create their own directory within that. If the
940
tests complete successfully, the directory is removed.
942
InTempDir is an old alias for FunctionalTestCase.
947
OVERRIDE_PYTHON = 'python'
949
def check_file_contents(self, filename, expect):
950
self.log("check contents of file %s" % filename)
951
contents = file(filename, 'r').read()
952
if contents != expect:
953
self.log("expected: %r" % expect)
954
self.log("actually: %r" % contents)
955
self.fail("contents of %s not as expected" % filename)
957
def _make_test_root(self):
958
if TestCaseInTempDir.TEST_ROOT is not None:
962
root = u'test%04d.tmp' % i
966
if e.errno == errno.EEXIST:
971
# successfully created
972
TestCaseInTempDir.TEST_ROOT = osutils.abspath(root)
974
# make a fake bzr directory there to prevent any tests propagating
975
# up onto the source directory's real branch
976
bzrdir.BzrDir.create_standalone_workingtree(TestCaseInTempDir.TEST_ROOT)
979
super(TestCaseInTempDir, self).setUp()
980
self._make_test_root()
981
_currentdir = os.getcwdu()
982
# shorten the name, to avoid test failures due to path length
983
short_id = self.id().replace('bzrlib.tests.', '') \
984
.replace('__main__.', '')[-100:]
985
# it's possible the same test class is run several times for
986
# parameterized tests, so make sure the names don't collide.
990
candidate_dir = '%s/%s.%d' % (self.TEST_ROOT, short_id, i)
992
candidate_dir = '%s/%s' % (self.TEST_ROOT, short_id)
993
if os.path.exists(candidate_dir):
997
self.test_dir = candidate_dir
998
os.mkdir(self.test_dir)
999
os.chdir(self.test_dir)
1001
os.environ['HOME'] = self.test_dir
1002
os.environ['APPDATA'] = self.test_dir
1003
def _leaveDirectory():
1004
os.chdir(_currentdir)
1005
self.addCleanup(_leaveDirectory)
1007
def build_tree(self, shape, line_endings='native', transport=None):
1008
"""Build a test tree according to a pattern.
1010
shape is a sequence of file specifications. If the final
1011
character is '/', a directory is created.
1013
This assumes that all the elements in the tree being built are new.
1015
This doesn't add anything to a branch.
1016
:param line_endings: Either 'binary' or 'native'
1017
in binary mode, exact contents are written
1018
in native mode, the line endings match the
1019
default platform endings.
1021
:param transport: A transport to write to, for building trees on
1022
VFS's. If the transport is readonly or None,
1023
"." is opened automatically.
1025
# It's OK to just create them using forward slashes on windows.
1026
if transport is None or transport.is_readonly():
1027
transport = get_transport(".")
1029
self.assert_(isinstance(name, basestring))
1031
transport.mkdir(urlutils.escape(name[:-1]))
1033
if line_endings == 'binary':
1035
elif line_endings == 'native':
1038
raise errors.BzrError('Invalid line ending request %r' % (line_endings,))
1039
content = "contents of %s%s" % (name.encode('utf-8'), end)
1040
# Technically 'put()' is the right command. However, put
1041
# uses an AtomicFile, which requires an extra rename into place
1042
# As long as the files didn't exist in the past, append() will
1043
# do the same thing as put()
1044
# On jam's machine, make_kernel_like_tree is:
1045
# put: 4.5-7.5s (averaging 6s)
1047
transport.append(urlutils.escape(name), StringIO(content))
1049
def build_tree_contents(self, shape):
1050
build_tree_contents(shape)
1052
def failUnlessExists(self, path):
1053
"""Fail unless path, which may be abs or relative, exists."""
1054
self.failUnless(osutils.lexists(path))
1056
def failIfExists(self, path):
1057
"""Fail if path, which may be abs or relative, exists."""
1058
self.failIf(osutils.lexists(path))
1060
def assertFileEqual(self, content, path):
1061
"""Fail if path does not contain 'content'."""
1062
self.failUnless(osutils.lexists(path))
1063
# TODO: jam 20060427 Shouldn't this be 'rb'?
1064
self.assertEqualDiff(content, open(path, 'r').read())
1067
class TestCaseWithTransport(TestCaseInTempDir):
1068
"""A test case that provides get_url and get_readonly_url facilities.
1070
These back onto two transport servers, one for readonly access and one for
1073
If no explicit class is provided for readonly access, a
1074
ReadonlyTransportDecorator is used instead which allows the use of non disk
1075
based read write transports.
1077
If an explicit class is provided for readonly access, that server and the
1078
readwrite one must both define get_url() as resolving to os.getcwd().
1081
def __init__(self, methodName='testMethod'):
1082
super(TestCaseWithTransport, self).__init__(methodName)
1083
self.__readonly_server = None
1084
self.__server = None
1085
self.transport_server = default_transport
1086
self.transport_readonly_server = None
1088
def get_readonly_url(self, relpath=None):
1089
"""Get a URL for the readonly transport.
1091
This will either be backed by '.' or a decorator to the transport
1092
used by self.get_url()
1093
relpath provides for clients to get a path relative to the base url.
1094
These should only be downwards relative, not upwards.
1096
base = self.get_readonly_server().get_url()
1097
if relpath is not None:
1098
if not base.endswith('/'):
1100
base = base + relpath
1103
def get_readonly_server(self):
1104
"""Get the server instance for the readonly transport
1106
This is useful for some tests with specific servers to do diagnostics.
1108
if self.__readonly_server is None:
1109
if self.transport_readonly_server is None:
1110
# readonly decorator requested
1111
# bring up the server
1113
self.__readonly_server = ReadonlyServer()
1114
self.__readonly_server.setUp(self.__server)
1116
self.__readonly_server = self.transport_readonly_server()
1117
self.__readonly_server.setUp()
1118
self.addCleanup(self.__readonly_server.tearDown)
1119
return self.__readonly_server
1121
def get_server(self):
1122
"""Get the read/write server instance.
1124
This is useful for some tests with specific servers that need
1127
if self.__server is None:
1128
self.__server = self.transport_server()
1129
self.__server.setUp()
1130
self.addCleanup(self.__server.tearDown)
1131
return self.__server
1133
def get_url(self, relpath=None):
1134
"""Get a URL for the readwrite transport.
1136
This will either be backed by '.' or to an equivalent non-file based
1138
relpath provides for clients to get a path relative to the base url.
1139
These should only be downwards relative, not upwards.
1141
base = self.get_server().get_url()
1142
if relpath is not None and relpath != '.':
1143
if not base.endswith('/'):
1145
base = base + urlutils.escape(relpath)
1148
def get_transport(self):
1149
"""Return a writeable transport for the test scratch space"""
1150
t = get_transport(self.get_url())
1151
self.assertFalse(t.is_readonly())
1154
def get_readonly_transport(self):
1155
"""Return a readonly transport for the test scratch space
1157
This can be used to test that operations which should only need
1158
readonly access in fact do not try to write.
1160
t = get_transport(self.get_readonly_url())
1161
self.assertTrue(t.is_readonly())
1164
def make_branch(self, relpath, format=None):
1165
"""Create a branch on the transport at relpath."""
1166
repo = self.make_repository(relpath, format=format)
1167
return repo.bzrdir.create_branch()
1169
def make_bzrdir(self, relpath, format=None):
1171
url = self.get_url(relpath)
1172
mutter('relpath %r => url %r', relpath, url)
1173
segments = url.split('/')
1174
if segments and segments[-1] not in ('', '.'):
1175
parent = '/'.join(segments[:-1])
1176
t = get_transport(parent)
1178
t.mkdir(segments[-1])
1179
except errors.FileExists:
1182
format=bzrlib.bzrdir.BzrDirFormat.get_default_format()
1183
# FIXME: make this use a single transport someday. RBC 20060418
1184
return format.initialize_on_transport(get_transport(relpath))
1185
except errors.UninitializableFormat:
1186
raise TestSkipped("Format %s is not initializable." % format)
1188
def make_repository(self, relpath, shared=False, format=None):
1189
"""Create a repository on our default transport at relpath."""
1190
made_control = self.make_bzrdir(relpath, format=format)
1191
return made_control.create_repository(shared=shared)
1193
def make_branch_and_tree(self, relpath, format=None):
1194
"""Create a branch on the transport and a tree locally.
1198
# TODO: always use the local disk path for the working tree,
1199
# this obviously requires a format that supports branch references
1200
# so check for that by checking bzrdir.BzrDirFormat.get_default_format()
1202
b = self.make_branch(relpath, format=format)
1204
return b.bzrdir.create_workingtree()
1205
except errors.NotLocalUrl:
1206
# new formats - catch No tree error and create
1207
# a branch reference and a checkout.
1208
# old formats at that point - raise TestSkipped.
1209
# TODO: rbc 20060208
1210
return WorkingTreeFormat2().initialize(bzrdir.BzrDir.open(relpath))
1212
def assertIsDirectory(self, relpath, transport):
1213
"""Assert that relpath within transport is a directory.
1215
This may not be possible on all transports; in that case it propagates
1216
a TransportNotPossible.
1219
mode = transport.stat(relpath).st_mode
1220
except errors.NoSuchFile:
1221
self.fail("path %s is not a directory; no such file"
1223
if not stat.S_ISDIR(mode):
1224
self.fail("path %s is not a directory; has mode %#o"
1228
class ChrootedTestCase(TestCaseWithTransport):
1229
"""A support class that provides readonly urls outside the local namespace.
1231
This is done by checking if self.transport_server is a MemoryServer. if it
1232
is then we are chrooted already, if it is not then an HttpServer is used
1235
TODO RBC 20060127: make this an option to TestCaseWithTransport so it can
1236
be used without needed to redo it when a different
1237
subclass is in use ?
1241
super(ChrootedTestCase, self).setUp()
1242
if not self.transport_server == bzrlib.transport.memory.MemoryServer:
1243
self.transport_readonly_server = bzrlib.transport.http.HttpServer
1246
def filter_suite_by_re(suite, pattern):
1247
result = TestUtil.TestSuite()
1248
filter_re = re.compile(pattern)
1249
for test in iter_suite_tests(suite):
1250
if filter_re.search(test.id()):
1251
result.addTest(test)
1255
def run_suite(suite, name='test', verbose=False, pattern=".*",
1256
stop_on_failure=False, keep_output=False,
1257
transport=None, lsprof_timed=None, bench_history=None):
1258
TestCaseInTempDir._TEST_NAME = name
1259
TestCase._gather_lsprof_in_benchmarks = lsprof_timed
1265
pb = progress.ProgressBar()
1266
runner = TextTestRunner(stream=sys.stdout,
1268
verbosity=verbosity,
1269
keep_output=keep_output,
1271
bench_history=bench_history)
1272
runner.stop_on_failure=stop_on_failure
1274
suite = filter_suite_by_re(suite, pattern)
1275
result = runner.run(suite)
1276
return result.wasSuccessful()
1279
def selftest(verbose=False, pattern=".*", stop_on_failure=True,
1282
test_suite_factory=None,
1284
bench_history=None):
1285
"""Run the whole test suite under the enhanced runner"""
1286
# XXX: Very ugly way to do this...
1287
# Disable warning about old formats because we don't want it to disturb
1288
# any blackbox tests.
1289
from bzrlib import repository
1290
repository._deprecation_warning_done = True
1292
global default_transport
1293
if transport is None:
1294
transport = default_transport
1295
old_transport = default_transport
1296
default_transport = transport
1298
if test_suite_factory is None:
1299
suite = test_suite()
1301
suite = test_suite_factory()
1302
return run_suite(suite, 'testbzr', verbose=verbose, pattern=pattern,
1303
stop_on_failure=stop_on_failure, keep_output=keep_output,
1304
transport=transport,
1305
lsprof_timed=lsprof_timed,
1306
bench_history=bench_history)
1308
default_transport = old_transport
1312
"""Build and return TestSuite for the whole of bzrlib.
1314
This function can be replaced if you need to change the default test
1315
suite on a global basis, but it is not encouraged.
1318
'bzrlib.tests.test_ancestry',
1319
'bzrlib.tests.test_api',
1320
'bzrlib.tests.test_atomicfile',
1321
'bzrlib.tests.test_bad_files',
1322
'bzrlib.tests.test_branch',
1323
'bzrlib.tests.test_bundle',
1324
'bzrlib.tests.test_bzrdir',
1325
'bzrlib.tests.test_cache_utf8',
1326
'bzrlib.tests.test_command',
1327
'bzrlib.tests.test_commit',
1328
'bzrlib.tests.test_commit_merge',
1329
'bzrlib.tests.test_config',
1330
'bzrlib.tests.test_conflicts',
1331
'bzrlib.tests.test_decorators',
1332
'bzrlib.tests.test_diff',
1333
'bzrlib.tests.test_doc_generate',
1334
'bzrlib.tests.test_errors',
1335
'bzrlib.tests.test_escaped_store',
1336
'bzrlib.tests.test_fetch',
1337
'bzrlib.tests.test_gpg',
1338
'bzrlib.tests.test_graph',
1339
'bzrlib.tests.test_hashcache',
1340
'bzrlib.tests.test_http',
1341
'bzrlib.tests.test_http_response',
1342
'bzrlib.tests.test_identitymap',
1343
'bzrlib.tests.test_ignores',
1344
'bzrlib.tests.test_inv',
1345
'bzrlib.tests.test_knit',
1346
'bzrlib.tests.test_lockdir',
1347
'bzrlib.tests.test_lockable_files',
1348
'bzrlib.tests.test_log',
1349
'bzrlib.tests.test_merge',
1350
'bzrlib.tests.test_merge3',
1351
'bzrlib.tests.test_merge_core',
1352
'bzrlib.tests.test_missing',
1353
'bzrlib.tests.test_msgeditor',
1354
'bzrlib.tests.test_nonascii',
1355
'bzrlib.tests.test_options',
1356
'bzrlib.tests.test_osutils',
1357
'bzrlib.tests.test_patch',
1358
'bzrlib.tests.test_patches',
1359
'bzrlib.tests.test_permissions',
1360
'bzrlib.tests.test_plugins',
1361
'bzrlib.tests.test_progress',
1362
'bzrlib.tests.test_reconcile',
1363
'bzrlib.tests.test_repository',
1364
'bzrlib.tests.test_revision',
1365
'bzrlib.tests.test_revisionnamespaces',
1366
'bzrlib.tests.test_revisiontree',
1367
'bzrlib.tests.test_rio',
1368
'bzrlib.tests.test_sampler',
1369
'bzrlib.tests.test_selftest',
1370
'bzrlib.tests.test_setup',
1371
'bzrlib.tests.test_sftp_transport',
1372
'bzrlib.tests.test_ftp_transport',
1373
'bzrlib.tests.test_smart_add',
1374
'bzrlib.tests.test_source',
1375
'bzrlib.tests.test_status',
1376
'bzrlib.tests.test_store',
1377
'bzrlib.tests.test_symbol_versioning',
1378
'bzrlib.tests.test_testament',
1379
'bzrlib.tests.test_textfile',
1380
'bzrlib.tests.test_textmerge',
1381
'bzrlib.tests.test_trace',
1382
'bzrlib.tests.test_transactions',
1383
'bzrlib.tests.test_transform',
1384
'bzrlib.tests.test_transport',
1385
'bzrlib.tests.test_tree',
1386
'bzrlib.tests.test_tsort',
1387
'bzrlib.tests.test_tuned_gzip',
1388
'bzrlib.tests.test_ui',
1389
'bzrlib.tests.test_upgrade',
1390
'bzrlib.tests.test_urlutils',
1391
'bzrlib.tests.test_versionedfile',
1392
'bzrlib.tests.test_version',
1393
'bzrlib.tests.test_weave',
1394
'bzrlib.tests.test_whitebox',
1395
'bzrlib.tests.test_workingtree',
1396
'bzrlib.tests.test_xml',
1398
test_transport_implementations = [
1399
'bzrlib.tests.test_transport_implementations',
1400
'bzrlib.tests.test_read_bundle',
1402
suite = TestUtil.TestSuite()
1403
loader = TestUtil.TestLoader()
1404
suite.addTest(loader.loadTestsFromModuleNames(testmod_names))
1405
from bzrlib.transport import TransportTestProviderAdapter
1406
adapter = TransportTestProviderAdapter()
1407
adapt_modules(test_transport_implementations, adapter, loader, suite)
1408
for package in packages_to_test():
1409
suite.addTest(package.test_suite())
1410
for m in MODULES_TO_TEST:
1411
suite.addTest(loader.loadTestsFromModule(m))
1412
for m in MODULES_TO_DOCTEST:
1413
suite.addTest(doctest.DocTestSuite(m))
1414
for name, plugin in bzrlib.plugin.all_plugins().items():
1415
if getattr(plugin, 'test_suite', None) is not None:
1416
suite.addTest(plugin.test_suite())
1420
def adapt_modules(mods_list, adapter, loader, suite):
1421
"""Adapt the modules in mods_list using adapter and add to suite."""
1422
for test in iter_suite_tests(loader.loadTestsFromModuleNames(mods_list)):
1423
suite.addTests(adapter.adapt(test))
added
removed
bzrlib/tests/__init__.py
