127 lines
4.1 KiB
Python
127 lines
4.1 KiB
Python
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#!/usr/bin/python2.4
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#
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# Copyright 2006, Google Inc.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following disclaimer
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# in the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of Google Inc. nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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"""Unit test utilities for Google C++ Mocking Framework."""
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__author__ = 'wan@google.com (Zhanyong Wan)'
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import os
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import sys
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import unittest
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# Initially maps a flag to its default value. After
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# _ParseAndStripGMockFlags() is called, maps a flag to its actual
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# value.
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_flag_map = {'gmock_source_dir': os.path.dirname(sys.argv[0]),
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'gmock_build_dir': os.path.dirname(sys.argv[0])}
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_gmock_flags_are_parsed = False
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def _ParseAndStripGMockFlags(argv):
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"""Parses and strips Google Test flags from argv. This is idempotent."""
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global _gmock_flags_are_parsed
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if _gmock_flags_are_parsed:
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return
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_gmock_flags_are_parsed = True
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for flag in _flag_map:
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# The environment variable overrides the default value.
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if flag.upper() in os.environ:
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_flag_map[flag] = os.environ[flag.upper()]
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# The command line flag overrides the environment variable.
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i = 1 # Skips the program name.
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while i < len(argv):
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prefix = '--' + flag + '='
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if argv[i].startswith(prefix):
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_flag_map[flag] = argv[i][len(prefix):]
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del argv[i]
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break
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else:
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# We don't increment i in case we just found a --gmock_* flag
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# and removed it from argv.
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i += 1
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def GetFlag(flag):
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"""Returns the value of the given flag."""
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# In case GetFlag() is called before Main(), we always call
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# _ParseAndStripGMockFlags() here to make sure the --gmock_* flags
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# are parsed.
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_ParseAndStripGMockFlags(sys.argv)
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return _flag_map[flag]
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def GetSourceDir():
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"""Returns the absolute path of the directory where the .py files are."""
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return os.path.abspath(GetFlag('gmock_source_dir'))
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def GetBuildDir():
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"""Returns the absolute path of the directory where the test binaries are."""
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return os.path.abspath(GetFlag('gmock_build_dir'))
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def GetExitStatus(exit_code):
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"""Returns the argument to exit(), or -1 if exit() wasn't called.
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Args:
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exit_code: the result value of os.system(command).
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"""
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if os.name == 'nt':
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# On Windows, os.WEXITSTATUS() doesn't work and os.system() returns
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# the argument to exit() directly.
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return exit_code
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else:
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# On Unix, os.WEXITSTATUS() must be used to extract the exit status
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# from the result of os.system().
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if os.WIFEXITED(exit_code):
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return os.WEXITSTATUS(exit_code)
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else:
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return -1
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def Main():
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"""Runs the unit test."""
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# We must call _ParseAndStripGMockFlags() before calling
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# unittest.main(). Otherwise the latter will be confused by the
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# --gmock_* flags.
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_ParseAndStripGMockFlags(sys.argv)
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unittest.main()
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