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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 determines whether to use colors."""
- import os
- import gtest_test_utils
- IS_WINDOWS = os.name == 'nt'
- COLOR_ENV_VAR = 'GTEST_COLOR'
- COLOR_FLAG = 'gtest_color'
- COMMAND = gtest_test_utils.GetTestExecutablePath('googletest-color-test_')
- def SetEnvVar(env_var, value):
- """Sets the env variable to 'value'; unsets it when 'value' is None."""
- if value is not None:
- os.environ[env_var] = value
- elif env_var in os.environ:
- del os.environ[env_var]
- def UsesColor(term, color_env_var, color_flag):
- """Runs googletest-color-test_ and returns its exit code."""
- SetEnvVar('TERM', term)
- SetEnvVar(COLOR_ENV_VAR, color_env_var)
- if color_flag is None:
- args = []
- else:
- args = ['--%s=%s' % (COLOR_FLAG, color_flag)]
- p = gtest_test_utils.Subprocess([COMMAND] + args)
- return not p.exited or p.exit_code
- class GTestColorTest(gtest_test_utils.TestCase):
- def testNoEnvVarNoFlag(self):
- """Tests the case when there's neither GTEST_COLOR nor --gtest_color."""
- if not IS_WINDOWS:
- self.assert_(not UsesColor('dumb', None, None))
- self.assert_(not UsesColor('emacs', None, None))
- self.assert_(not UsesColor('xterm-mono', None, None))
- self.assert_(not UsesColor('unknown', None, None))
- self.assert_(not UsesColor(None, None, None))
- self.assert_(UsesColor('linux', None, None))
- self.assert_(UsesColor('cygwin', None, None))
- self.assert_(UsesColor('xterm', None, None))
- self.assert_(UsesColor('xterm-color', None, None))
- self.assert_(UsesColor('xterm-256color', None, None))
- def testFlagOnly(self):
- """Tests the case when there's --gtest_color but not GTEST_COLOR."""
- self.assert_(not UsesColor('dumb', None, 'no'))
- self.assert_(not UsesColor('xterm-color', None, 'no'))
- if not IS_WINDOWS:
- self.assert_(not UsesColor('emacs', None, 'auto'))
- self.assert_(UsesColor('xterm', None, 'auto'))
- self.assert_(UsesColor('dumb', None, 'yes'))
- self.assert_(UsesColor('xterm', None, 'yes'))
- def testEnvVarOnly(self):
- """Tests the case when there's GTEST_COLOR but not --gtest_color."""
- self.assert_(not UsesColor('dumb', 'no', None))
- self.assert_(not UsesColor('xterm-color', 'no', None))
- if not IS_WINDOWS:
- self.assert_(not UsesColor('dumb', 'auto', None))
- self.assert_(UsesColor('xterm-color', 'auto', None))
- self.assert_(UsesColor('dumb', 'yes', None))
- self.assert_(UsesColor('xterm-color', 'yes', None))
- def testEnvVarAndFlag(self):
- """Tests the case when there are both GTEST_COLOR and --gtest_color."""
- self.assert_(not UsesColor('xterm-color', 'no', 'no'))
- self.assert_(UsesColor('dumb', 'no', 'yes'))
- self.assert_(UsesColor('xterm-color', 'no', 'auto'))
- def testAliasesOfYesAndNo(self):
- """Tests using aliases in specifying --gtest_color."""
- self.assert_(UsesColor('dumb', None, 'true'))
- self.assert_(UsesColor('dumb', None, 'YES'))
- self.assert_(UsesColor('dumb', None, 'T'))
- self.assert_(UsesColor('dumb', None, '1'))
- self.assert_(not UsesColor('xterm', None, 'f'))
- self.assert_(not UsesColor('xterm', None, 'false'))
- self.assert_(not UsesColor('xterm', None, '0'))
- self.assert_(not UsesColor('xterm', None, 'unknown'))
- if __name__ == '__main__':
- gtest_test_utils.Main()
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