1#!/usr/bin/env python
2#
3# Copyright 2006, Google Inc.
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions are
8# met:
9#
10#     * Redistributions of source code must retain the above copyright
11# notice, this list of conditions and the following disclaimer.
12#     * Redistributions in binary form must reproduce the above
13# copyright notice, this list of conditions and the following disclaimer
14# in the documentation and/or other materials provided with the
15# distribution.
16#     * Neither the name of Google Inc. nor the names of its
17# contributors may be used to endorse or promote products derived from
18# this software without specific prior written permission.
19#
20# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31
32"""Unit test utilities for Google C++ Mocking Framework."""
33
34__author__ = 'wan@google.com (Zhanyong Wan)'
35
36import os
37import sys
38
39
40# Determines path to gtest_test_utils and imports it.
41SCRIPT_DIR = os.path.dirname(__file__) or '.'
42
43# isdir resolves symbolic links.
44gtest_tests_util_dir = os.path.join(SCRIPT_DIR, '../gtest/test')
45if os.path.isdir(gtest_tests_util_dir):
46  GTEST_TESTS_UTIL_DIR = gtest_tests_util_dir
47else:
48  GTEST_TESTS_UTIL_DIR = os.path.join(SCRIPT_DIR, '../../gtest/test')
49
50sys.path.append(GTEST_TESTS_UTIL_DIR)
51import gtest_test_utils  # pylint: disable-msg=C6204
52
53
54def GetSourceDir():
55  """Returns the absolute path of the directory where the .py files are."""
56
57  return gtest_test_utils.GetSourceDir()
58
59
60def GetTestExecutablePath(executable_name):
61  """Returns the absolute path of the test binary given its name.
62
63  The function will print a message and abort the program if the resulting file
64  doesn't exist.
65
66  Args:
67    executable_name: name of the test binary that the test script runs.
68
69  Returns:
70    The absolute path of the test binary.
71  """
72
73  return gtest_test_utils.GetTestExecutablePath(executable_name)
74
75
76def GetExitStatus(exit_code):
77  """Returns the argument to exit(), or -1 if exit() wasn't called.
78
79  Args:
80    exit_code: the result value of os.system(command).
81  """
82
83  if os.name == 'nt':
84    # On Windows, os.WEXITSTATUS() doesn't work and os.system() returns
85    # the argument to exit() directly.
86    return exit_code
87  else:
88    # On Unix, os.WEXITSTATUS() must be used to extract the exit status
89    # from the result of os.system().
90    if os.WIFEXITED(exit_code):
91      return os.WEXITSTATUS(exit_code)
92    else:
93      return -1
94
95
96# Suppresses the "Invalid const name" lint complaint
97# pylint: disable-msg=C6409
98
99# Exposes Subprocess from gtest_test_utils.
100Subprocess = gtest_test_utils.Subprocess
101
102# Exposes TestCase from gtest_test_utils.
103TestCase = gtest_test_utils.TestCase
104
105# pylint: enable-msg=C6409
106
107
108def Main():
109  """Runs the unit test."""
110
111  gtest_test_utils.Main()
112