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Diffstat (limited to 'third_party/googletest/googletest/test/gtest_output_test.py')
| -rwxr-xr-x | third_party/googletest/googletest/test/gtest_output_test.py | 344 |
1 files changed, 0 insertions, 344 deletions
diff --git a/third_party/googletest/googletest/test/gtest_output_test.py b/third_party/googletest/googletest/test/gtest_output_test.py deleted file mode 100755 index f83d3be..0000000 --- a/third_party/googletest/googletest/test/gtest_output_test.py +++ /dev/null @@ -1,344 +0,0 @@ -#!/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. - -"""Tests the text output of Google C++ Testing and Mocking Framework. - - -SYNOPSIS - gtest_output_test.py --build_dir=BUILD/DIR --gengolden - # where BUILD/DIR contains the built gtest_output_test_ file. - gtest_output_test.py --gengolden - gtest_output_test.py -""" - -__author__ = 'wan@google.com (Zhanyong Wan)' - -import difflib -import os -import re -import sys -import gtest_test_utils - - -# The flag for generating the golden file -GENGOLDEN_FLAG = '--gengolden' -CATCH_EXCEPTIONS_ENV_VAR_NAME = 'GTEST_CATCH_EXCEPTIONS' - -IS_LINUX = os.name == 'posix' and os.uname()[0] == 'Linux' -IS_WINDOWS = os.name == 'nt' - -# TODO(vladl@google.com): remove the _lin suffix. -GOLDEN_NAME = 'gtest_output_test_golden_lin.txt' - -PROGRAM_PATH = gtest_test_utils.GetTestExecutablePath('gtest_output_test_') - -# At least one command we exercise must not have the -# 'internal_skip_environment_and_ad_hoc_tests' argument. -COMMAND_LIST_TESTS = ({}, [PROGRAM_PATH, '--gtest_list_tests']) -COMMAND_WITH_COLOR = ({}, [PROGRAM_PATH, '--gtest_color=yes']) -COMMAND_WITH_TIME = ({}, [PROGRAM_PATH, - '--gtest_print_time', - 'internal_skip_environment_and_ad_hoc_tests', - '--gtest_filter=FatalFailureTest.*:LoggingTest.*']) -COMMAND_WITH_DISABLED = ( - {}, [PROGRAM_PATH, - '--gtest_also_run_disabled_tests', - 'internal_skip_environment_and_ad_hoc_tests', - '--gtest_filter=*DISABLED_*']) -COMMAND_WITH_SHARDING = ( - {'GTEST_SHARD_INDEX': '1', 'GTEST_TOTAL_SHARDS': '2'}, - [PROGRAM_PATH, - 'internal_skip_environment_and_ad_hoc_tests', - '--gtest_filter=PassingTest.*']) - -GOLDEN_PATH = os.path.join(gtest_test_utils.GetSourceDir(), GOLDEN_NAME) - - -def ToUnixLineEnding(s): - """Changes all Windows/Mac line endings in s to UNIX line endings.""" - - return s.replace('\r\n', '\n').replace('\r', '\n') - - -def RemoveLocations(test_output): - """Removes all file location info from a Google Test program's output. - - Args: - test_output: the output of a Google Test program. - - Returns: - output with all file location info (in the form of - 'DIRECTORY/FILE_NAME:LINE_NUMBER: 'or - 'DIRECTORY\\FILE_NAME(LINE_NUMBER): ') replaced by - 'FILE_NAME:#: '. - """ - - return re.sub(r'.*[/\\]((gtest_output_test_|gtest).cc)(\:\d+|\(\d+\))\: ', - r'\1:#: ', test_output) - - -def RemoveStackTraceDetails(output): - """Removes all stack traces from a Google Test program's output.""" - - # *? means "find the shortest string that matches". - return re.sub(r'Stack trace:(.|\n)*?\n\n', - 'Stack trace: (omitted)\n\n', output) - - -def RemoveStackTraces(output): - """Removes all traces of stack traces from a Google Test program's output.""" - - # *? means "find the shortest string that matches". - return re.sub(r'Stack trace:(.|\n)*?\n\n', '', output) - - -def RemoveTime(output): - """Removes all time information from a Google Test program's output.""" - - return re.sub(r'\(\d+ ms', '(? ms', output) - - -def RemoveTypeInfoDetails(test_output): - """Removes compiler-specific type info from Google Test program's output. - - Args: - test_output: the output of a Google Test program. - - Returns: - output with type information normalized to canonical form. - """ - - # some compilers output the name of type 'unsigned int' as 'unsigned' - return re.sub(r'unsigned int', 'unsigned', test_output) - - -def NormalizeToCurrentPlatform(test_output): - """Normalizes platform specific output details for easier comparison.""" - - if IS_WINDOWS: - # Removes the color information that is not present on Windows. - test_output = re.sub('\x1b\\[(0;3\d)?m', '', test_output) - # Changes failure message headers into the Windows format. - test_output = re.sub(r': Failure\n', r': error: ', test_output) - # Changes file(line_number) to file:line_number. - test_output = re.sub(r'((\w|\.)+)\((\d+)\):', r'\1:\3:', test_output) - - return test_output - - -def RemoveTestCounts(output): - """Removes test counts from a Google Test program's output.""" - - output = re.sub(r'\d+ tests?, listed below', - '? tests, listed below', output) - output = re.sub(r'\d+ FAILED TESTS', - '? FAILED TESTS', output) - output = re.sub(r'\d+ tests? from \d+ test cases?', - '? tests from ? test cases', output) - output = re.sub(r'\d+ tests? from ([a-zA-Z_])', - r'? tests from \1', output) - return re.sub(r'\d+ tests?\.', '? tests.', output) - - -def RemoveMatchingTests(test_output, pattern): - """Removes output of specified tests from a Google Test program's output. - - This function strips not only the beginning and the end of a test but also - all output in between. - - Args: - test_output: A string containing the test output. - pattern: A regex string that matches names of test cases or - tests to remove. - - Returns: - Contents of test_output with tests whose names match pattern removed. - """ - - test_output = re.sub( - r'.*\[ RUN \] .*%s(.|\n)*?\[( FAILED | OK )\] .*%s.*\n' % ( - pattern, pattern), - '', - test_output) - return re.sub(r'.*%s.*\n' % pattern, '', test_output) - - -def NormalizeOutput(output): - """Normalizes output (the output of gtest_output_test_.exe).""" - - output = ToUnixLineEnding(output) - output = RemoveLocations(output) - output = RemoveStackTraceDetails(output) - output = RemoveTime(output) - return output - - -def GetShellCommandOutput(env_cmd): - """Runs a command in a sub-process, and returns its output in a string. - - Args: - env_cmd: The shell command. A 2-tuple where element 0 is a dict of extra - environment variables to set, and element 1 is a string with - the command and any flags. - - Returns: - A string with the command's combined standard and diagnostic output. - """ - - # Spawns cmd in a sub-process, and gets its standard I/O file objects. - # Set and save the environment properly. - environ = os.environ.copy() - environ.update(env_cmd[0]) - p = gtest_test_utils.Subprocess(env_cmd[1], env=environ) - - return p.output - - -def GetCommandOutput(env_cmd): - """Runs a command and returns its output with all file location - info stripped off. - - Args: - env_cmd: The shell command. A 2-tuple where element 0 is a dict of extra - environment variables to set, and element 1 is a string with - the command and any flags. - """ - - # Disables exception pop-ups on Windows. - environ, cmdline = env_cmd - environ = dict(environ) # Ensures we are modifying a copy. - environ[CATCH_EXCEPTIONS_ENV_VAR_NAME] = '1' - return NormalizeOutput(GetShellCommandOutput((environ, cmdline))) - - -def GetOutputOfAllCommands(): - """Returns concatenated output from several representative commands.""" - - return (GetCommandOutput(COMMAND_WITH_COLOR) + - GetCommandOutput(COMMAND_WITH_TIME) + - GetCommandOutput(COMMAND_WITH_DISABLED) + - GetCommandOutput(COMMAND_WITH_SHARDING)) - - -test_list = GetShellCommandOutput(COMMAND_LIST_TESTS) -SUPPORTS_DEATH_TESTS = 'DeathTest' in test_list -SUPPORTS_TYPED_TESTS = 'TypedTest' in test_list -SUPPORTS_THREADS = 'ExpectFailureWithThreadsTest' in test_list -SUPPORTS_STACK_TRACES = IS_LINUX - -CAN_GENERATE_GOLDEN_FILE = (SUPPORTS_DEATH_TESTS and - SUPPORTS_TYPED_TESTS and - SUPPORTS_THREADS and - SUPPORTS_STACK_TRACES and - not IS_WINDOWS) - -class GTestOutputTest(gtest_test_utils.TestCase): - def RemoveUnsupportedTests(self, test_output): - if not SUPPORTS_DEATH_TESTS: - test_output = RemoveMatchingTests(test_output, 'DeathTest') - if not SUPPORTS_TYPED_TESTS: - test_output = RemoveMatchingTests(test_output, 'TypedTest') - test_output = RemoveMatchingTests(test_output, 'TypedDeathTest') - test_output = RemoveMatchingTests(test_output, 'TypeParamDeathTest') - if not SUPPORTS_THREADS: - test_output = RemoveMatchingTests(test_output, - 'ExpectFailureWithThreadsTest') - test_output = RemoveMatchingTests(test_output, - 'ScopedFakeTestPartResultReporterTest') - test_output = RemoveMatchingTests(test_output, - 'WorksConcurrently') - if not SUPPORTS_STACK_TRACES: - test_output = RemoveStackTraces(test_output) - - return test_output - - def testOutput(self): - output = GetOutputOfAllCommands() - - golden_file = open(GOLDEN_PATH, 'rb') - # A mis-configured source control system can cause \r appear in EOL - # sequences when we read the golden file irrespective of an operating - # system used. Therefore, we need to strip those \r's from newlines - # unconditionally. - golden = ToUnixLineEnding(golden_file.read()) - golden_file.close() - - # We want the test to pass regardless of certain features being - # supported or not. - - # We still have to remove type name specifics in all cases. - normalized_actual = RemoveTypeInfoDetails(output) - normalized_golden = RemoveTypeInfoDetails(golden) - - if CAN_GENERATE_GOLDEN_FILE: - self.assertEqual(normalized_golden, normalized_actual, - '\n'.join(difflib.unified_diff( - normalized_golden.split('\n'), - normalized_actual.split('\n'), - 'golden', 'actual'))) - else: - normalized_actual = NormalizeToCurrentPlatform( - RemoveTestCounts(normalized_actual)) - normalized_golden = NormalizeToCurrentPlatform( - RemoveTestCounts(self.RemoveUnsupportedTests(normalized_golden))) - - # This code is very handy when debugging golden file differences: - if os.getenv('DEBUG_GTEST_OUTPUT_TEST'): - open(os.path.join( - gtest_test_utils.GetSourceDir(), - '_gtest_output_test_normalized_actual.txt'), 'wb').write( - normalized_actual) - open(os.path.join( - gtest_test_utils.GetSourceDir(), - '_gtest_output_test_normalized_golden.txt'), 'wb').write( - normalized_golden) - - self.assertEqual(normalized_golden, normalized_actual) - - -if __name__ == '__main__': - if sys.argv[1:] == [GENGOLDEN_FLAG]: - if CAN_GENERATE_GOLDEN_FILE: - output = GetOutputOfAllCommands() - golden_file = open(GOLDEN_PATH, 'wb') - golden_file.write(output) - golden_file.close() - else: - message = ( - """Unable to write a golden file when compiled in an environment -that does not support all the required features (death tests, -typed tests, stack traces, and multiple threads). -Please build this test and generate the golden file using Blaze on Linux.""") - - sys.stderr.write(message) - sys.exit(1) - else: - gtest_test_utils.Main() |