#!/usr/bin/env python # Copyright 2018, 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. """Unit test for the gtest_json_output module.""" import datetime import errno import json import os import re import sys from googletest.test import gtest_json_test_utils from googletest.test import gtest_test_utils GTEST_FILTER_FLAG = '--gtest_filter' GTEST_LIST_TESTS_FLAG = '--gtest_list_tests' GTEST_OUTPUT_FLAG = '--gtest_output' GTEST_DEFAULT_OUTPUT_FILE = 'test_detail.json' GTEST_PROGRAM_NAME = 'gtest_xml_output_unittest_' # The flag indicating stacktraces are not supported NO_STACKTRACE_SUPPORT_FLAG = '--no_stacktrace_support' SUPPORTS_STACK_TRACES = NO_STACKTRACE_SUPPORT_FLAG not in sys.argv if SUPPORTS_STACK_TRACES: STACK_TRACE_TEMPLATE = '\nStack trace:\n*' else: STACK_TRACE_TEMPLATE = '\n' EXPECTED_NON_EMPTY = { 'tests': 26, 'failures': 5, 'disabled': 2, 'errors': 0, 'timestamp': '*', 'time': '*', 'ad_hoc_property': '42', 'name': 'AllTests', 'testsuites': [ { 'name': 'SuccessfulTest', 'tests': 1, 'failures': 0, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [{ 'name': 'Succeeds', 'file': 'gtest_xml_output_unittest_.cc', 'line': 51, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'SuccessfulTest', }], }, { 'name': 'FailedTest', 'tests': 1, 'failures': 1, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [{ 'name': 'Fails', 'file': 'gtest_xml_output_unittest_.cc', 'line': 59, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'FailedTest', 'failures': [{ 'failure': ( 'gtest_xml_output_unittest_.cc:*\n' 'Expected equality of these values:\n' ' 1\n 2' + STACK_TRACE_TEMPLATE ), 'type': '', }], }], }, { 'name': 'DisabledTest', 'tests': 1, 'failures': 0, 'disabled': 1, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [{ 'name': 'DISABLED_test_not_run', 'file': 'gtest_xml_output_unittest_.cc', 'line': 66, 'status': 'NOTRUN', 'result': 'SUPPRESSED', 'time': '*', 'timestamp': '*', 'classname': 'DisabledTest', }], }, { 'name': 'SkippedTest', 'tests': 3, 'failures': 1, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [ { 'name': 'Skipped', 'file': 'gtest_xml_output_unittest_.cc', 'line': 73, 'status': 'RUN', 'result': 'SKIPPED', 'time': '*', 'timestamp': '*', 'classname': 'SkippedTest', }, { 'name': 'SkippedWithMessage', 'file': 'gtest_xml_output_unittest_.cc', 'line': 77, 'status': 'RUN', 'result': 'SKIPPED', 'time': '*', 'timestamp': '*', 'classname': 'SkippedTest', }, { 'name': 'SkippedAfterFailure', 'file': 'gtest_xml_output_unittest_.cc', 'line': 81, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'SkippedTest', 'failures': [{ 'failure': ( 'gtest_xml_output_unittest_.cc:*\n' 'Expected equality of these values:\n' ' 1\n 2' + STACK_TRACE_TEMPLATE ), 'type': '', }], }, ], }, { 'name': 'MixedResultTest', 'tests': 3, 'failures': 1, 'disabled': 1, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [ { 'name': 'Succeeds', 'file': 'gtest_xml_output_unittest_.cc', 'line': 86, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'MixedResultTest', }, { 'name': 'Fails', 'file': 'gtest_xml_output_unittest_.cc', 'line': 91, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'MixedResultTest', 'failures': [ { 'failure': ( 'gtest_xml_output_unittest_.cc:*\n' 'Expected equality of these values:\n' ' 1\n 2' + STACK_TRACE_TEMPLATE ), 'type': '', }, { 'failure': ( 'gtest_xml_output_unittest_.cc:*\n' 'Expected equality of these values:\n' ' 2\n 3' + STACK_TRACE_TEMPLATE ), 'type': '', }, ], }, { 'name': 'DISABLED_test', 'file': 'gtest_xml_output_unittest_.cc', 'line': 96, 'status': 'NOTRUN', 'result': 'SUPPRESSED', 'time': '*', 'timestamp': '*', 'classname': 'MixedResultTest', }, ], }, { 'name': 'XmlQuotingTest', 'tests': 1, 'failures': 1, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [{ 'name': 'OutputsCData', 'file': 'gtest_xml_output_unittest_.cc', 'line': 100, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'XmlQuotingTest', 'failures': [{ 'failure': ( 'gtest_xml_output_unittest_.cc:*\n' 'Failed\nXML output: ' '' + STACK_TRACE_TEMPLATE ), 'type': '', }], }], }, { 'name': 'InvalidCharactersTest', 'tests': 1, 'failures': 1, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [{ 'name': 'InvalidCharactersInMessage', 'file': 'gtest_xml_output_unittest_.cc', 'line': 107, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'InvalidCharactersTest', 'failures': [{ 'failure': ( 'gtest_xml_output_unittest_.cc:*\n' 'Failed\nInvalid characters in brackets' ' [\x01\x02]' + STACK_TRACE_TEMPLATE ), 'type': '', }], }], }, { 'name': 'PropertyRecordingTest', 'tests': 4, 'failures': 0, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'SetUpTestSuite': 'yes', 'TearDownTestSuite': 'aye', 'testsuite': [ { 'name': 'OneProperty', 'file': 'gtest_xml_output_unittest_.cc', 'line': 119, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'PropertyRecordingTest', 'key_1': '1', }, { 'name': 'IntValuedProperty', 'file': 'gtest_xml_output_unittest_.cc', 'line': 123, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'PropertyRecordingTest', 'key_int': '1', }, { 'name': 'ThreeProperties', 'file': 'gtest_xml_output_unittest_.cc', 'line': 127, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'PropertyRecordingTest', 'key_1': '1', 'key_2': '2', 'key_3': '3', }, { 'name': 'TwoValuesForOneKeyUsesLastValue', 'file': 'gtest_xml_output_unittest_.cc', 'line': 133, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'PropertyRecordingTest', 'key_1': '2', }, ], }, { 'name': 'NoFixtureTest', 'tests': 3, 'failures': 0, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [ { 'name': 'RecordProperty', 'file': 'gtest_xml_output_unittest_.cc', 'line': 138, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'NoFixtureTest', 'key': '1', }, { 'name': 'ExternalUtilityThatCallsRecordIntValuedProperty', 'file': 'gtest_xml_output_unittest_.cc', 'line': 151, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'NoFixtureTest', 'key_for_utility_int': '1', }, { 'name': ( 'ExternalUtilityThatCallsRecordStringValuedProperty' ), 'file': 'gtest_xml_output_unittest_.cc', 'line': 155, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'NoFixtureTest', 'key_for_utility_string': '1', }, ], }, { 'name': 'TypedTest/0', 'tests': 1, 'failures': 0, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [{ 'name': 'HasTypeParamAttribute', 'type_param': 'int', 'file': 'gtest_xml_output_unittest_.cc', 'line': 171, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'TypedTest/0', }], }, { 'name': 'TypedTest/1', 'tests': 1, 'failures': 0, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [{ 'name': 'HasTypeParamAttribute', 'type_param': 'long', 'file': 'gtest_xml_output_unittest_.cc', 'line': 171, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'TypedTest/1', }], }, { 'name': 'Single/TypeParameterizedTestSuite/0', 'tests': 1, 'failures': 0, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [{ 'name': 'HasTypeParamAttribute', 'type_param': 'int', 'file': 'gtest_xml_output_unittest_.cc', 'line': 178, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'Single/TypeParameterizedTestSuite/0', }], }, { 'name': 'Single/TypeParameterizedTestSuite/1', 'tests': 1, 'failures': 0, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [{ 'name': 'HasTypeParamAttribute', 'type_param': 'long', 'file': 'gtest_xml_output_unittest_.cc', 'line': 178, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'Single/TypeParameterizedTestSuite/1', }], }, { 'name': 'Single/ValueParamTest', 'tests': 4, 'failures': 0, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [ { 'name': 'HasValueParamAttribute/0', 'value_param': '33', 'file': 'gtest_xml_output_unittest_.cc', 'line': 162, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'Single/ValueParamTest', }, { 'name': 'HasValueParamAttribute/1', 'value_param': '42', 'file': 'gtest_xml_output_unittest_.cc', 'line': 162, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'Single/ValueParamTest', }, { 'name': 'AnotherTestThatHasValueParamAttribute/0', 'value_param': '33', 'file': 'gtest_xml_output_unittest_.cc', 'line': 163, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'Single/ValueParamTest', }, { 'name': 'AnotherTestThatHasValueParamAttribute/1', 'value_param': '42', 'file': 'gtest_xml_output_unittest_.cc', 'line': 163, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'Single/ValueParamTest', }, ], }, ], } EXPECTED_FILTERED = { 'tests': 1, 'failures': 0, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'name': 'AllTests', 'ad_hoc_property': '42', 'testsuites': [{ 'name': 'SuccessfulTest', 'tests': 1, 'failures': 0, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [{ 'name': 'Succeeds', 'file': 'gtest_xml_output_unittest_.cc', 'line': 51, 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': 'SuccessfulTest', }], }], } EXPECTED_NO_TEST = { 'tests': 0, 'failures': 0, 'disabled': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'name': 'AllTests', 'testsuites': [{ 'name': 'NonTestSuiteFailure', 'tests': 1, 'failures': 1, 'disabled': 0, 'skipped': 0, 'errors': 0, 'time': '*', 'timestamp': '*', 'testsuite': [{ 'name': '', 'status': 'RUN', 'result': 'COMPLETED', 'time': '*', 'timestamp': '*', 'classname': '', 'failures': [{ 'failure': ( 'gtest_no_test_unittest.cc:*\n' 'Expected equality of these values:\n' ' 1\n 2' + STACK_TRACE_TEMPLATE ), 'type': '', }], }], }], } GTEST_PROGRAM_PATH = gtest_test_utils.GetTestExecutablePath(GTEST_PROGRAM_NAME) SUPPORTS_TYPED_TESTS = ( 'TypedTest' in gtest_test_utils.Subprocess( [GTEST_PROGRAM_PATH, GTEST_LIST_TESTS_FLAG], capture_stderr=False ).output ) class GTestJsonOutputUnitTest(gtest_test_utils.TestCase): """Unit test for Google Test's JSON output functionality.""" # This test currently breaks on platforms that do not support typed and # type-parameterized tests, so we don't run it under them. if SUPPORTS_TYPED_TESTS: def testNonEmptyJsonOutput(self): """Verifies JSON output for a Google Test binary with non-empty output. Runs a test program that generates a non-empty JSON output, and tests that the JSON output is expected. """ self._TestJsonOutput(GTEST_PROGRAM_NAME, EXPECTED_NON_EMPTY, 1) def testNoTestJsonOutput(self): """Verifies JSON output for a Google Test binary without actual tests. Runs a test program that generates an JSON output for a binary with no tests, and tests that the JSON output is expected. """ self._TestJsonOutput('gtest_no_test_unittest', EXPECTED_NO_TEST, 0) def testTimestampValue(self): """Checks whether the timestamp attribute in the JSON output is valid. Runs a test program that generates an empty JSON output, and checks if the timestamp attribute in the testsuites tag is valid. """ actual = self._GetJsonOutput('gtest_no_test_unittest', [], 0) date_time_str = actual['timestamp'] # datetime.strptime() is only available in Python 2.5+ so we have to # parse the expected datetime manually. match = re.match(r'(\d+)-(\d\d)-(\d\d)T(\d\d):(\d\d):(\d\d)', date_time_str) self.assertTrue( re.match, 'JSON datettime string %s has incorrect format' % date_time_str, ) date_time_from_json = datetime.datetime( year=int(match.group(1)), month=int(match.group(2)), day=int(match.group(3)), hour=int(match.group(4)), minute=int(match.group(5)), second=int(match.group(6)), ) time_delta = abs(datetime.datetime.now() - date_time_from_json) # timestamp value should be near the current local time self.assertTrue( time_delta < datetime.timedelta(seconds=600), 'time_delta is %s' % time_delta, ) def testDefaultOutputFile(self): """Verifies the default output file name. Confirms that Google Test produces an JSON output file with the expected default name if no name is explicitly specified. """ output_file = os.path.join( gtest_test_utils.GetTempDir(), GTEST_DEFAULT_OUTPUT_FILE ) gtest_prog_path = gtest_test_utils.GetTestExecutablePath( 'gtest_no_test_unittest' ) try: os.remove(output_file) except OSError: e = sys.exc_info()[1] if e.errno != errno.ENOENT: raise p = gtest_test_utils.Subprocess( [gtest_prog_path, '%s=json' % GTEST_OUTPUT_FLAG], working_dir=gtest_test_utils.GetTempDir(), ) self.assertTrue(p.exited) self.assertEqual(0, p.exit_code) self.assertTrue(os.path.isfile(output_file)) def testSuppressedJsonOutput(self): """Verifies that no JSON output is generated. Tests that no JSON file is generated if the default JSON listener is shut down before RUN_ALL_TESTS is invoked. """ json_path = os.path.join( gtest_test_utils.GetTempDir(), GTEST_PROGRAM_NAME + 'out.json' ) if os.path.isfile(json_path): os.remove(json_path) command = [ GTEST_PROGRAM_PATH, '%s=json:%s' % (GTEST_OUTPUT_FLAG, json_path), '--shut_down_xml', ] p = gtest_test_utils.Subprocess(command) if p.terminated_by_signal: # p.signal is available only if p.terminated_by_signal is True. self.assertFalse( p.terminated_by_signal, '%s was killed by signal %d' % (GTEST_PROGRAM_NAME, p.signal), ) else: self.assertTrue(p.exited) self.assertEqual( 1, p.exit_code, "'%s' exited with code %s, which doesn't match " 'the expected exit code %s.' % (command, p.exit_code, 1), ) self.assertTrue(not os.path.isfile(json_path)) def testFilteredTestJsonOutput(self): """Verifies JSON output when a filter is applied. Runs a test program that executes only some tests and verifies that non-selected tests do not show up in the JSON output. """ self._TestJsonOutput( GTEST_PROGRAM_NAME, EXPECTED_FILTERED, 0, extra_args=['%s=SuccessfulTest.*' % GTEST_FILTER_FLAG], ) def _GetJsonOutput(self, gtest_prog_name, extra_args, expected_exit_code): """Returns the JSON output generated by running the program gtest_prog_name. Furthermore, the program's exit code must be expected_exit_code. Args: gtest_prog_name: Google Test binary name. extra_args: extra arguments to binary invocation. expected_exit_code: program's exit code. """ json_path = os.path.join( gtest_test_utils.GetTempDir(), gtest_prog_name + 'out.json' ) gtest_prog_path = gtest_test_utils.GetTestExecutablePath(gtest_prog_name) command = [ gtest_prog_path, '%s=json:%s' % (GTEST_OUTPUT_FLAG, json_path), ] + extra_args p = gtest_test_utils.Subprocess(command) if p.terminated_by_signal: self.assertTrue( False, '%s was killed by signal %d' % (gtest_prog_name, p.signal) ) else: self.assertTrue(p.exited) self.assertEqual( expected_exit_code, p.exit_code, "'%s' exited with code %s, which doesn't match " 'the expected exit code %s.' % (command, p.exit_code, expected_exit_code), ) with open(json_path) as f: actual = json.load(f) return actual def _TestJsonOutput( self, gtest_prog_name, expected, expected_exit_code, extra_args=None ): """Checks the JSON output generated by the Google Test binary. Asserts that the JSON document generated by running the program gtest_prog_name matches expected_json, a string containing another JSON document. Furthermore, the program's exit code must be expected_exit_code. Args: gtest_prog_name: Google Test binary name. expected: expected output. expected_exit_code: program's exit code. extra_args: extra arguments to binary invocation. """ actual = self._GetJsonOutput( gtest_prog_name, extra_args or [], expected_exit_code ) self.assertEqual(expected, gtest_json_test_utils.normalize(actual)) if __name__ == '__main__': if NO_STACKTRACE_SUPPORT_FLAG in sys.argv: # unittest.main() can't handle unknown flags sys.argv.remove(NO_STACKTRACE_SUPPORT_FLAG) os.environ['GTEST_STACK_TRACE_DEPTH'] = '1' gtest_test_utils.Main()