Permalink
Cannot retrieve contributors at this time
Name already in use
A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?
dynamicbitset/gtest-1.7.0/test/gtest_throw_on_failure_test.py
Go to fileThis commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
171 lines (133 sloc)
5.63 KB
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/usr/bin/env python | |
# | |
# Copyright 2009, Google Inc. | |
# All rights reserved. | |
# | |
# Redistribution and use in source and binary forms, with or without | |
# modification, are permitted provided that the following conditions are | |
# met: | |
# | |
# * Redistributions of source code must retain the above copyright | |
# notice, this list of conditions and the following disclaimer. | |
# * Redistributions in binary form must reproduce the above | |
# copyright notice, this list of conditions and the following disclaimer | |
# in the documentation and/or other materials provided with the | |
# distribution. | |
# * Neither the name of Google Inc. nor the names of its | |
# contributors may be used to endorse or promote products derived from | |
# this software without specific prior written permission. | |
# | |
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
"""Tests Google Test's throw-on-failure mode with exceptions disabled. | |
This script invokes gtest_throw_on_failure_test_ (a program written with | |
Google Test) with different environments and command line flags. | |
""" | |
__author__ = 'wan@google.com (Zhanyong Wan)' | |
import os | |
import gtest_test_utils | |
# Constants. | |
# The command line flag for enabling/disabling the throw-on-failure mode. | |
THROW_ON_FAILURE = 'gtest_throw_on_failure' | |
# Path to the gtest_throw_on_failure_test_ program, compiled with | |
# exceptions disabled. | |
EXE_PATH = gtest_test_utils.GetTestExecutablePath( | |
'gtest_throw_on_failure_test_') | |
# Utilities. | |
def SetEnvVar(env_var, value): | |
"""Sets an environment variable to a given value; unsets it when the | |
given value is None. | |
""" | |
env_var = env_var.upper() | |
if value is not None: | |
os.environ[env_var] = value | |
elif env_var in os.environ: | |
del os.environ[env_var] | |
def Run(command): | |
"""Runs a command; returns True/False if its exit code is/isn't 0.""" | |
print 'Running "%s". . .' % ' '.join(command) | |
p = gtest_test_utils.Subprocess(command) | |
return p.exited and p.exit_code == 0 | |
# The tests. TODO(wan@google.com): refactor the class to share common | |
# logic with code in gtest_break_on_failure_unittest.py. | |
class ThrowOnFailureTest(gtest_test_utils.TestCase): | |
"""Tests the throw-on-failure mode.""" | |
def RunAndVerify(self, env_var_value, flag_value, should_fail): | |
"""Runs gtest_throw_on_failure_test_ and verifies that it does | |
(or does not) exit with a non-zero code. | |
Args: | |
env_var_value: value of the GTEST_BREAK_ON_FAILURE environment | |
variable; None if the variable should be unset. | |
flag_value: value of the --gtest_break_on_failure flag; | |
None if the flag should not be present. | |
should_fail: True iff the program is expected to fail. | |
""" | |
SetEnvVar(THROW_ON_FAILURE, env_var_value) | |
if env_var_value is None: | |
env_var_value_msg = ' is not set' | |
else: | |
env_var_value_msg = '=' + env_var_value | |
if flag_value is None: | |
flag = '' | |
elif flag_value == '0': | |
flag = '--%s=0' % THROW_ON_FAILURE | |
else: | |
flag = '--%s' % THROW_ON_FAILURE | |
command = [EXE_PATH] | |
if flag: | |
command.append(flag) | |
if should_fail: | |
should_or_not = 'should' | |
else: | |
should_or_not = 'should not' | |
failed = not Run(command) | |
SetEnvVar(THROW_ON_FAILURE, None) | |
msg = ('when %s%s, an assertion failure in "%s" %s cause a non-zero ' | |
'exit code.' % | |
(THROW_ON_FAILURE, env_var_value_msg, ' '.join(command), | |
should_or_not)) | |
self.assert_(failed == should_fail, msg) | |
def testDefaultBehavior(self): | |
"""Tests the behavior of the default mode.""" | |
self.RunAndVerify(env_var_value=None, flag_value=None, should_fail=False) | |
def testThrowOnFailureEnvVar(self): | |
"""Tests using the GTEST_THROW_ON_FAILURE environment variable.""" | |
self.RunAndVerify(env_var_value='0', | |
flag_value=None, | |
should_fail=False) | |
self.RunAndVerify(env_var_value='1', | |
flag_value=None, | |
should_fail=True) | |
def testThrowOnFailureFlag(self): | |
"""Tests using the --gtest_throw_on_failure flag.""" | |
self.RunAndVerify(env_var_value=None, | |
flag_value='0', | |
should_fail=False) | |
self.RunAndVerify(env_var_value=None, | |
flag_value='1', | |
should_fail=True) | |
def testThrowOnFailureFlagOverridesEnvVar(self): | |
"""Tests that --gtest_throw_on_failure overrides GTEST_THROW_ON_FAILURE.""" | |
self.RunAndVerify(env_var_value='0', | |
flag_value='0', | |
should_fail=False) | |
self.RunAndVerify(env_var_value='0', | |
flag_value='1', | |
should_fail=True) | |
self.RunAndVerify(env_var_value='1', | |
flag_value='0', | |
should_fail=False) | |
self.RunAndVerify(env_var_value='1', | |
flag_value='1', | |
should_fail=True) | |
if __name__ == '__main__': | |
gtest_test_utils.Main() |