Googletest export
Expose more information in SuiteApiResolver diagnostic output PiperOrigin-RevId: 244179347
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misterg
242
googlemock/test/gmock_doctor_test.py
Executable file
242
googlemock/test/gmock_doctor_test.py
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#!/usr/bin/env python
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#
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# Copyright 2008, 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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"""Tests for gmock_doctor.py."""
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import os
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import sys
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IS_LINUX = os.name == 'posix' and os.uname()[0] == 'Linux'
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if not IS_LINUX:
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sys.stderr.write(
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'WARNING: Negative compilation tests are not supported on this platform')
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sys.exit(0)
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# Suppresses the 'Import not at the top of the file' lint complaint.
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# pylint: disable-msg=C6204
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import google3.third_party.googletest.googlemock.scripts.gmock_doctor
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gmock_doctor = google3.third_party.googletest.googlemock.scripts.gmock_doctor
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from google3.testing.pybase import fake_target_util
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from google3.testing.pybase import googletest
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# pylint: enable-msg=C6204
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def GetCompilerCommand():
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"""Returns the command used for compiling gmock_doctor_nc.cc."""
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# Parses the fake output generated by the cc_fake_binary rule.
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target = fake_target_util.ParseFakeTargetFile(
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'google3/third_party/googletest/googlemock/test/gmock_doctor_nc')
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# Looks up the command for making the desired target.
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command = target.CommandMap()['gmock_doctor_nc.o']
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# Looks up where Makefile is.
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makefile_dir = target.MakefileDir()
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# Changes the current directory to where Makefile is - the
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# compilation must be done there.
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os.chdir(makefile_dir)
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return command
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def CompileSection(section_name):
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"""Compiles the given section in gmock_doctor_nc.cc.
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The error messages from the compiler will be printed on stdout such that
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they can be easily piped to the Google Mock Doctor.
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Args:
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section_name: Name of the section in gmock_doctor_nc.cc that should
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be compiled.
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"""
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command = GetCompilerCommand()
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(_, compiler_errors) = googletest.GetCommandStderr(
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command + ' -DTEST_' + section_name,
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env = {'TEST_TMPDIR': os.environ['TEST_TMPDIR']})
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print compiler_errors
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class GMockDoctorTest(googletest.TestCase):
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def setUp(self):
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self.command = GetCompilerCommand()
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def CheckDiagnoses(self, test_name, diseases):
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"""Checks the diagnoses for the given compiler output.
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Args:
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test_name: Name of the section in gmock_doctor_nc.cc that should
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be compiled.
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diseases: A list of disease short names that Google Mock Doctor
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should diagnose.
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"""
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_, compiler_errors = googletest.GetCommandStderr(
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self.command + ' -DTEST_' + test_name,
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env = {'TEST_TMPDIR': os.environ['TEST_TMPDIR']})
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self.CheckDiagnosesForOutput(compiler_errors, diseases)
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def CheckDiagnosesForOutput(self, compiler_errors, diseases):
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"""Checks the diagnoses for the given test.
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Args:
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compiler_errors: The compiler diagnostics to check for diseases.
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diseases: A list of disease short names that Google Mock Doctor
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should diagnose.
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"""
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diagnoses = gmock_doctor.Diagnose(compiler_errors)
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num_diseases = len(diseases)
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num_diagnoses = len(diagnoses)
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for i in range(min(num_diseases, num_diagnoses)):
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self.assert_(('[' + diseases[i] + ' ') in diagnoses[i],
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('Compiler error message:\n\n'
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'%sgmock_doctor.py\'s diagnoses:\n%s\n\n'
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'Failed to diagnose the %s disease.')
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% (compiler_errors, diagnoses[i], diseases[i]))
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self.assertEquals(num_diseases, num_diagnoses,
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('%d diseases, but %d diagnoses, where the '
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'compiler errors are:\n%s\n'
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'and where the diseases are:\n%s\n'
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'and where the diagnoses are:\n%s\n')
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% (num_diseases, num_diagnoses, compiler_errors,
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str(diseases), str(diagnoses)))
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def testMOP(self):
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self.CheckDiagnoses('MOP', 2 * ['MOP'])
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def testNRS1(self):
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self.CheckDiagnoses('NRS1', ['NRS'])
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def testNRS2(self):
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self.CheckDiagnoses('NRS2', ['NRS'])
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def testNRS3(self):
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self.CheckDiagnoses('NRS3', ['NRS'])
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def testIBRA(self):
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self.CheckDiagnoses('IBRA', ['IBRA'])
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def testOFM(self):
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self.CheckDiagnoses('OFM', ['OFM'])
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def testNoNUSForNonGMockSymbol(self):
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self.CheckDiagnoses('NO_NUS_FOR_NON_GMOCK_SYMBOL', [])
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def testNUSVariable(self):
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self.CheckDiagnoses('NUS_VARIABLE', ['NUS'])
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def testNUSFunction(self):
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self.CheckDiagnoses('NUS_FUNCTION', ['NUS'])
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def testNUSFunctionTemplate(self):
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self.CheckDiagnoses('NUS_FUNCTION_TEMPLATE', ['NUS'])
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def testNUSFunctionTemplateWithTypeArg(self):
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self.CheckDiagnoses('NUS_FUNCTION_TEMPLATE_WITH_TYPE_ARG', ['NUS'])
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def testNUSFunctionTemplateWithNontypeArg(self):
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self.CheckDiagnoses('NUS_FUNCTION_TEMPLATE_WITH_NONTYPE_ARG', ['NUS'])
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def testNUSClass(self):
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self.CheckDiagnoses('NUS_CLASS', 2 * ['NUS'])
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def testNRR(self):
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self.CheckDiagnoses('NRR', ['NRR'])
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def testMultipleOccurrences(self):
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self.CheckDiagnoses('MULTI_OCCURRENCES_OF_SAME_DISEASE', 2 * ['IBRA'])
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def testNRNULL(self):
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self.CheckDiagnoses('NRNULL', ['NRNULL'])
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def testWPP(self):
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self.CheckDiagnoses('WPP', 3 * ['WPP'])
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def testTTB(self):
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self.CheckDiagnoses('TTB', 3 * ['TTB'])
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def testUnderstandsCharaterPositionsInGcc(self):
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# We cannot guarantee that the system compiler will output character
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# positions so we inject the compiler output.
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compiler_errors = (
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'In file included from /usr/include/gmock/gmock.h:58:0,\n'
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' from foo.cpp:4:\n'
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'/usr/include/gmock/gmock-actions.h: In member function'
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" 'testing::internal::ReturnAction<R>::operator testing::Action<Func>()"
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' const [with F = const std::complex<double>&(unsigned int),'
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" R = std::complex<double>]':\n"
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'foo.cpp:116:28: instantiated from here\n'
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'/usr/include/gmock/gmock-actions.h:449:5: error:'
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" creating array with negative size ('-0x00000000000000001')")
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self.CheckDiagnosesForOutput(compiler_errors, ['NRR'])
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def testUnderstandsLeftAndRightSingleQuotes(self):
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# We cannot guarantee that the system compiler will output single quote
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# characters so we inject the compiler output.
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compiler_errors = (
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'In file included from /usr/include/gmock/gmock.h:58,\n'
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' from foo.cpp:4:\n'
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'/usr/include/gmock/gmock-actions.h: In member function'
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' \xe2\x80\x98testing::internal::ReturnAction<R>::operator'
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' testing::Action<Func>() const'
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' [with F = const std::complex<double>&(unsigned int),'
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' R = std::complex<double>]\xe2\x80\x99:\n'
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'foo.cpp:116: instantiated from here\n'
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'/usr/include/gmock/gmock-actions.h:449: error:'
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' creating array with negative size'
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' (\xe2\x80\x98-0x00000000000000001\xe2\x80\x99)')
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self.CheckDiagnosesForOutput(compiler_errors, ['NRR'])
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if __name__ == '__main__':
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if len(sys.argv) == 1:
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googletest.main()
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else:
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# To make it easy for a user to see Google Mock Doctor in action,
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# we compile the given section in gmock_doctor_nc.cc and direct
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# the error messages to stdout, when the test is run with a
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# section name on the command line. Then the user can pipe the
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# output to Google Mock Doctor and see what the diagnoses are
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# like. For example, to demo how Google Mock Doctor diagnoses the
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# NRN disease:
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#
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# $ blaze build third_party/googletest/googlemock/test:gmock_doctor_test
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# $ blaze-bin/third_party/googletest/googlemock/test/gmock_doctor_test NRN | \
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# third_party/googletest/googlemock/scripts/gmock_doctor.py
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CompileSection(sys.argv[1])
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