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# Copyright (C) 2005 by Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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from unittest import TestResult, TestCase
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from subprocess import call, Popen, PIPE
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except ImportError, e:
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sys.stderr.write("testbzr: sorry, this test suite requires the subprocess module\n"
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"this is shipped with python2.4 and available separately for 2.3\n")
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class CommandFailed(Exception):
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class TestBase(TestCase):
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"""Base class for bzr test cases.
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Just defines some useful helper functions; doesn't actually test
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# TODO: Special methods to invoke bzr, so that we can run it
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# through a specified Python intepreter
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OVERRIDE_PYTHON = None # to run with alternative python 'python'
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def formcmd(self, cmd):
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if isinstance(cmd, basestring):
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if self.OVERRIDE_PYTHON:
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cmd.insert(0, self.OVERRIDE_PYTHON)
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self.log('$ %r' % cmd)
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def runcmd(self, cmd, retcode=0):
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"""Run one command and check the return code.
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Returns a tuple of (stdout,stderr) strings.
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If a single string is based, it is split into words.
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For commands that are not simple space-separated words, please
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pass a list instead."""
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cmd = self.formcmd(cmd)
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self.log('$ ' + ' '.join(cmd))
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actual_retcode = call(cmd, stdout=self.TEST_LOG, stderr=self.TEST_LOG)
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if retcode != actual_retcode:
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raise CommandFailed("test failed: %r returned %d, expected %d"
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% (cmd, actual_retcode, retcode))
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def backtick(self, cmd, retcode=0):
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"""Run a command and return its output"""
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cmd = self.formcmd(cmd)
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child = Popen(cmd, stdout=PIPE, stderr=self.TEST_LOG)
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outd, errd = child.communicate()
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actual_retcode = child.wait()
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outd = outd.replace('\r', '')
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if retcode != actual_retcode:
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raise CommandFailed("test failed: %r returned %d, expected %d"
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% (cmd, actual_retcode, retcode))
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def build_tree(self, shape):
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"""Build a test tree according to a pattern.
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shape is a sequence of file specifications. If the final
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character is '/', a directory is created.
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This doesn't add anything to a branch.
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# XXX: It's OK to just create them using forward slashes on windows?
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assert isinstance(name, basestring)
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print >>f, "contents of", name
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"""Log a message to a progress file"""
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self._log_buf = self._log_buf + str(msg) + '\n'
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print >>self.TEST_LOG, msg
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def check_inventory_shape(self, inv, shape):
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Compare an inventory to a list of expected names.
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Fail if they are not precisely equal.
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shape = list(shape) # copy
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for path, ie in inv.entries():
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name = path.replace('\\', '/')
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self.fail("expected paths not found in inventory: %r" % shape)
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self.fail("unexpected paths found in inventory: %r" % extras)
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def check_file_contents(self, filename, expect):
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self.log("check contents of file %s" % filename)
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contents = file(filename, 'r').read()
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if contents != expect:
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self.log("expected: %r" % expected)
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self.log("actually: %r" % contents)
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self.fail("contents of %s not as expected")
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class InTempDir(TestBase):
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"""Base class for tests run in a temporary branch."""
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self.test_dir = os.path.join(self.TEST_ROOT, self.__class__.__name__)
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os.mkdir(self.test_dir)
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os.chdir(self.test_dir)
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os.chdir(self.TEST_ROOT)
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class _MyResult(TestResult):
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No special behaviour for now.
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def __init__(self, out):
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TestResult.__init__(self)
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def startTest(self, test):
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# TODO: Maybe show test.shortDescription somewhere?
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print >>self.out, '%-60.60s' % test.id(),
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TestResult.startTest(self, test)
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def stopTest(self, test):
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TestResult.stopTest(self, test)
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def addError(self, test, err):
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print >>self.out, 'ERROR'
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TestResult.addError(self, test, err)
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_show_test_failure('error', test, err, self.out)
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def addFailure(self, test, err):
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print >>self.out, 'FAILURE'
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TestResult.addFailure(self, test, err)
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_show_test_failure('failure', test, err, self.out)
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def addSuccess(self, test):
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print >>self.out, 'OK'
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TestResult.addSuccess(self, test)
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from unittest import TestLoader, TestSuite
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import bzrlib.selftest.whitebox
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import bzrlib.selftest.blackbox
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import bzrlib.selftest.versioning
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from doctest import DocTestSuite
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for m in bzrlib.selftest.whitebox, \
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bzrlib.selftest.versioning:
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suite.addTest(tl.loadTestsFromModule(m))
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for m in bzrlib.store, bzrlib.inventory, bzrlib.branch, bzrlib.osutils, \
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suite.addTest(DocTestSuite(m))
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suite.addTest(bzrlib.selftest.blackbox.suite())
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# save stdout & stderr so there's no leakage from code-under-test
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real_stdout = sys.stdout
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real_stderr = sys.stderr
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sys.stdout = sys.stderr = TestBase.TEST_LOG
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result = _MyResult(real_stdout)
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sys.stdout = real_stdout
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sys.stderr = real_stderr
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_show_results(result)
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return result.wasSuccessful()
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def _setup_test_log():
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log_filename = os.path.abspath('testbzr.log')
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TestBase.TEST_LOG = open(log_filename, 'wt', buffering=1) # line buffered
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print >>TestBase.TEST_LOG, "bzr tests run at " + time.ctime()
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print '%-30s %s' % ('test log', log_filename)
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def _setup_test_dir():
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TestBase.ORIG_DIR = os.getcwdu()
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TestBase.TEST_ROOT = os.path.abspath("testbzr.tmp")
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print '%-30s %s' % ('running tests in', TestBase.TEST_ROOT)
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if os.path.exists(TestBase.TEST_ROOT):
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shutil.rmtree(TestBase.TEST_ROOT)
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os.mkdir(TestBase.TEST_ROOT)
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os.chdir(TestBase.TEST_ROOT)
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# make a fake bzr directory there to prevent any tests propagating
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# up onto the source directory's real branch
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os.mkdir(os.path.join(TestBase.TEST_ROOT, '.bzr'))
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def _show_results(result):
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print '%4d tests run' % result.testsRun
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print '%4d errors' % len(result.errors)
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print '%4d failures' % len(result.failures)
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def _show_test_failure(kind, case, exc_info, out):
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from traceback import print_exception
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print >>out, '-' * 60
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desc = case.shortDescription()
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print >>out, ' (%s)' % desc
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print_exception(exc_info[0], exc_info[1], exc_info[2], None, out)
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if isinstance(case, TestBase):
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print >>out, 'log from this test:'
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print >>out, case._log_buf
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print >>out, '-' * 60
added
removed
bzrlib/selftest/__init__.py
