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google/googletest/dist/googletest/test/googletest-env-var-test.py
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svn:eol-style | null | native \ No newline at end of property |
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#!/usr/bin/env python | |||||
# | |||||
# Copyright 2008, 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. | |||||
"""Verifies that Google Test correctly parses environment variables.""" | |||||
import os | |||||
import gtest_test_utils | |||||
IS_WINDOWS = os.name == 'nt' | |||||
IS_LINUX = os.name == 'posix' and os.uname()[0] == 'Linux' | |||||
COMMAND = gtest_test_utils.GetTestExecutablePath('googletest-env-var-test_') | |||||
environ = os.environ.copy() | |||||
def AssertEq(expected, actual): | |||||
if expected != actual: | |||||
print 'Expected: %s' % (expected,) | |||||
print ' Actual: %s' % (actual,) | |||||
raise AssertionError | |||||
def SetEnvVar(env_var, value): | |||||
"""Sets the env variable to 'value'; unsets it when 'value' is None.""" | |||||
if value is not None: | |||||
environ[env_var] = value | |||||
elif env_var in environ: | |||||
del environ[env_var] | |||||
def GetFlag(flag): | |||||
"""Runs googletest-env-var-test_ and returns its output.""" | |||||
args = [COMMAND] | |||||
if flag is not None: | |||||
args += [flag] | |||||
return gtest_test_utils.Subprocess(args, env=environ).output | |||||
def TestFlag(flag, test_val, default_val): | |||||
"""Verifies that the given flag is affected by the corresponding env var.""" | |||||
env_var = 'GTEST_' + flag.upper() | |||||
SetEnvVar(env_var, test_val) | |||||
AssertEq(test_val, GetFlag(flag)) | |||||
SetEnvVar(env_var, None) | |||||
AssertEq(default_val, GetFlag(flag)) | |||||
class GTestEnvVarTest(gtest_test_utils.TestCase): | |||||
def testEnvVarAffectsFlag(self): | |||||
"""Tests that environment variable should affect the corresponding flag.""" | |||||
TestFlag('break_on_failure', '1', '0') | |||||
TestFlag('color', 'yes', 'auto') | |||||
TestFlag('filter', 'FooTest.Bar', '*') | |||||
SetEnvVar('XML_OUTPUT_FILE', None) # For 'output' test | |||||
TestFlag('output', 'xml:tmp/foo.xml', '') | |||||
TestFlag('print_time', '0', '1') | |||||
TestFlag('repeat', '999', '1') | |||||
TestFlag('throw_on_failure', '1', '0') | |||||
TestFlag('death_test_style', 'threadsafe', 'fast') | |||||
TestFlag('catch_exceptions', '0', '1') | |||||
if IS_LINUX: | |||||
TestFlag('death_test_use_fork', '1', '0') | |||||
TestFlag('stack_trace_depth', '0', '100') | |||||
def testXmlOutputFile(self): | |||||
"""Tests that $XML_OUTPUT_FILE affects the output flag.""" | |||||
SetEnvVar('GTEST_OUTPUT', None) | |||||
SetEnvVar('XML_OUTPUT_FILE', 'tmp/bar.xml') | |||||
AssertEq('xml:tmp/bar.xml', GetFlag('output')) | |||||
def testXmlOutputFileOverride(self): | |||||
"""Tests that $XML_OUTPUT_FILE is overridden by $GTEST_OUTPUT.""" | |||||
SetEnvVar('GTEST_OUTPUT', 'xml:tmp/foo.xml') | |||||
SetEnvVar('XML_OUTPUT_FILE', 'tmp/bar.xml') | |||||
AssertEq('xml:tmp/foo.xml', GetFlag('output')) | |||||
if __name__ == '__main__': | |||||
gtest_test_utils.Main() |