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dynamicbitset/gtest-1.7.0/test/gtest_list_tests_unittest.py
Go to file#!/usr/bin/env python | |
# | |
# Copyright 2006, Google Inc. | |
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# 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. | |
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
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"""Unit test for Google Test's --gtest_list_tests flag. | |
A user can ask Google Test to list all tests by specifying the | |
--gtest_list_tests flag. This script tests such functionality | |
by invoking gtest_list_tests_unittest_ (a program written with | |
Google Test) the command line flags. | |
""" | |
__author__ = 'phanna@google.com (Patrick Hanna)' | |
import gtest_test_utils | |
import re | |
# Constants. | |
# The command line flag for enabling/disabling listing all tests. | |
LIST_TESTS_FLAG = 'gtest_list_tests' | |
# Path to the gtest_list_tests_unittest_ program. | |
EXE_PATH = gtest_test_utils.GetTestExecutablePath('gtest_list_tests_unittest_') | |
# The expected output when running gtest_list_tests_unittest_ with | |
# --gtest_list_tests | |
EXPECTED_OUTPUT_NO_FILTER_RE = re.compile(r"""FooDeathTest\. | |
Test1 | |
Foo\. | |
Bar1 | |
Bar2 | |
DISABLED_Bar3 | |
Abc\. | |
Xyz | |
Def | |
FooBar\. | |
Baz | |
FooTest\. | |
Test1 | |
DISABLED_Test2 | |
Test3 | |
TypedTest/0\. # TypeParam = (VeryLo{245}|class VeryLo{239})\.\.\. | |
TestA | |
TestB | |
TypedTest/1\. # TypeParam = int\s*\* | |
TestA | |
TestB | |
TypedTest/2\. # TypeParam = .*MyArray<bool,\s*42> | |
TestA | |
TestB | |
My/TypeParamTest/0\. # TypeParam = (VeryLo{245}|class VeryLo{239})\.\.\. | |
TestA | |
TestB | |
My/TypeParamTest/1\. # TypeParam = int\s*\* | |
TestA | |
TestB | |
My/TypeParamTest/2\. # TypeParam = .*MyArray<bool,\s*42> | |
TestA | |
TestB | |
MyInstantiation/ValueParamTest\. | |
TestA/0 # GetParam\(\) = one line | |
TestA/1 # GetParam\(\) = two\\nlines | |
TestA/2 # GetParam\(\) = a very\\nlo{241}\.\.\. | |
TestB/0 # GetParam\(\) = one line | |
TestB/1 # GetParam\(\) = two\\nlines | |
TestB/2 # GetParam\(\) = a very\\nlo{241}\.\.\. | |
""") | |
# The expected output when running gtest_list_tests_unittest_ with | |
# --gtest_list_tests and --gtest_filter=Foo*. | |
EXPECTED_OUTPUT_FILTER_FOO_RE = re.compile(r"""FooDeathTest\. | |
Test1 | |
Foo\. | |
Bar1 | |
Bar2 | |
DISABLED_Bar3 | |
FooBar\. | |
Baz | |
FooTest\. | |
Test1 | |
DISABLED_Test2 | |
Test3 | |
""") | |
# Utilities. | |
def Run(args): | |
"""Runs gtest_list_tests_unittest_ and returns the list of tests printed.""" | |
return gtest_test_utils.Subprocess([EXE_PATH] + args, | |
capture_stderr=False).output | |
# The unit test. | |
class GTestListTestsUnitTest(gtest_test_utils.TestCase): | |
"""Tests using the --gtest_list_tests flag to list all tests.""" | |
def RunAndVerify(self, flag_value, expected_output_re, other_flag): | |
"""Runs gtest_list_tests_unittest_ and verifies that it prints | |
the correct tests. | |
Args: | |
flag_value: value of the --gtest_list_tests flag; | |
None if the flag should not be present. | |
expected_output_re: regular expression that matches the expected | |
output after running command; | |
other_flag: a different flag to be passed to command | |
along with gtest_list_tests; | |
None if the flag should not be present. | |
""" | |
if flag_value is None: | |
flag = '' | |
flag_expression = 'not set' | |
elif flag_value == '0': | |
flag = '--%s=0' % LIST_TESTS_FLAG | |
flag_expression = '0' | |
else: | |
flag = '--%s' % LIST_TESTS_FLAG | |
flag_expression = '1' | |
args = [flag] | |
if other_flag is not None: | |
args += [other_flag] | |
output = Run(args) | |
if expected_output_re: | |
self.assert_( | |
expected_output_re.match(output), | |
('when %s is %s, the output of "%s" is "%s",\n' | |
'which does not match regex "%s"' % | |
(LIST_TESTS_FLAG, flag_expression, ' '.join(args), output, | |
expected_output_re.pattern))) | |
else: | |
self.assert_( | |
not EXPECTED_OUTPUT_NO_FILTER_RE.match(output), | |
('when %s is %s, the output of "%s" is "%s"'% | |
(LIST_TESTS_FLAG, flag_expression, ' '.join(args), output))) | |
def testDefaultBehavior(self): | |
"""Tests the behavior of the default mode.""" | |
self.RunAndVerify(flag_value=None, | |
expected_output_re=None, | |
other_flag=None) | |
def testFlag(self): | |
"""Tests using the --gtest_list_tests flag.""" | |
self.RunAndVerify(flag_value='0', | |
expected_output_re=None, | |
other_flag=None) | |
self.RunAndVerify(flag_value='1', | |
expected_output_re=EXPECTED_OUTPUT_NO_FILTER_RE, | |
other_flag=None) | |
def testOverrideNonFilterFlags(self): | |
"""Tests that --gtest_list_tests overrides the non-filter flags.""" | |
self.RunAndVerify(flag_value='1', | |
expected_output_re=EXPECTED_OUTPUT_NO_FILTER_RE, | |
other_flag='--gtest_break_on_failure') | |
def testWithFilterFlags(self): | |
"""Tests that --gtest_list_tests takes into account the | |
--gtest_filter flag.""" | |
self.RunAndVerify(flag_value='1', | |
expected_output_re=EXPECTED_OUTPUT_FILTER_FOO_RE, | |
other_flag='--gtest_filter=Foo*') | |
if __name__ == '__main__': | |
gtest_test_utils.Main() |