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# Copyright 2021 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Tests for gtest.py"""
import unittest
from typing import Optional
import conditions
from conditions import Condition
import gtest
class GtestTest(unittest.TestCase):
def disabler_test(self,
input_file: str,
test_name: str,
new_cond,
expected_result: str,
message: Optional[str] = None):
"""Helper function for testing gtest.disabler."""
self.maxDiff = None
if isinstance(new_cond, list):
new_cond = conditions.parse(new_cond)
else:
assert isinstance(new_cond, conditions.BaseCondition)
resulting_file = gtest.disabler(test_name, input_file, new_cond, message)
self.assertEqual(expected_result.strip(), resulting_file.strip())
def test_disable_enabled_test(self):
self.disabler_test('TEST_F(Suite, Test) {}', 'Suite.Test',
conditions.ALWAYS, 'TEST_F(Suite, DISABLED_Test) {}')
def test_disable_already_disabled_test(self):
self.disabler_test('TEST(Suite, DISABLED_Test) {}', 'Suite.Test',
conditions.ALWAYS, 'TEST(Suite, DISABLED_Test) {}')
def test_enable_disabled_test(self):
self.disabler_test('TEST_F(Suite, DISABLED_Test) {}', 'Suite.Test',
conditions.NEVER, 'TEST_F(Suite, Test) {}')
def test_enable_already_enabled_test(self):
self.disabler_test('TEST(Suite, Test) {}', 'Suite.Test', conditions.NEVER,
'TEST(Suite, Test) {}')
def test_conditionally_disable_test(self):
# Include some bad formatting in the original TEST line, to make sure
# the set of modified lines passed to clang-format includes it.
self.disabler_test(
'TEST ( Suite, Test) {}', 'Suite.Test', ['linux', 'mac'], '''
#include "build/build_config.h"
#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_MAC)
#define MAYBE_Test DISABLED_Test
#else
#define MAYBE_Test Test
#endif
TEST(Suite, MAYBE_Test) {}
''')
def test_conditionally_disable_already_disabled_test(self):
# Include some bad formatting in the original TEST line, to make sure
# the set of modified lines passed to clang-format includes it.
self.disabler_test(
'TEST(Suite , DISABLED_Test) {}', 'Suite.Test', ['linux', 'mac'], '''
#include "build/build_config.h"
#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_MAC)
#define MAYBE_Test DISABLED_Test
#else
#define MAYBE_Test Test
#endif
TEST(Suite, MAYBE_Test) {}
''')
def test_extend_conditions_on_conditionally_disabled_test(self):
self.disabler_test(
'''
#include "build/build_config.h"
#if BUILDFLAG(IS_WIN)
#define MAYBE_Test DISABLED_Test
#else
#define MAYBE_Test Test
#endif
TEST(Suite, MAYBE_Test) {}
''', 'Suite.Test', ['linux', 'mac'], '''
#include "build/build_config.h"
#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_MAC) || BUILDFLAG(IS_WIN)
#define MAYBE_Test DISABLED_Test
#else
#define MAYBE_Test Test
#endif
TEST(Suite, MAYBE_Test) {}
''')
def test_enable_conditionally_disabled_test(self):
self.disabler_test(
'''
#if BUILDFLAG(IS_WIN)
#define MAYBE_Test DISABLED_Test
#else
#define MAYBE_Test Test
#endif
TEST(Suite, MAYBE_Test) {}
''', 'Suite.Test', conditions.NEVER, 'TEST(Suite, Test) {}')
def test_simplify_redundant_conditions(self):
self.disabler_test(
'''
#include "build/build_config.h"
#if BUILDFLAG(IS_LINUX) && defined(ADDRESS_SANITIZER))
#define MAYBE_Test DISABLED_Test
#else
#define MAYBE_Test Test
#endif
TEST(Suite, MAYBE_Test) {}
''', 'Suite.Test', ['linux'], '''
#include "build/build_config.h"
#if BUILDFLAG(IS_LINUX)
#define MAYBE_Test DISABLED_Test
#else
#define MAYBE_Test Test
#endif
TEST(Suite, MAYBE_Test) {}
''')
def test_handle_backslash_line_continuations(self):
self.disabler_test(
r'''
#if BUILDFLAG(IS_WIN)
#define MAYBE_Test \
DISABLED_Test
#else
#define MAYBE_Test \
Test
#endif
TEST(Suite, MAYBE_Test) {}
''', 'Suite.Test', conditions.ALWAYS, 'TEST(Suite, DISABLED_Test) {}')
def test_disable_test_via_build_flag(self):
self.disabler_test(
'TEST(Suite, Test) {}', 'Suite.Test', ['chromeos'], '''
#include "build/build_config.h"
#if BUILDFLAG(IS_CHROMEOS)
#define MAYBE_Test DISABLED_Test
#else
#define MAYBE_Test Test
#endif
TEST(Suite, MAYBE_Test) {}
''')
def test_split_long_lines_disabled(self):
self.disabler_test(
'TEST(Suite, ' +
'ReallyReallyReallyReallyReallyReallyReallyReallyLongTestName) {}',
'Suite.ReallyReallyReallyReallyReallyReallyReallyReallyLongTestName',
conditions.ALWAYS, '''
TEST(Suite,
DISABLED_ReallyReallyReallyReallyReallyReallyReallyReallyLongTestName) {}
''')
def test_split_long_lines_conditionally_disabled(self):
self.disabler_test(
'TEST(Suite, ReallyReallyReallyReallyLongTestName) {}',
'Suite.ReallyReallyReallyReallyLongTestName', ['win'], r'''
#include "build/build_config.h"
#if BUILDFLAG(IS_WIN)
#define MAYBE_ReallyReallyReallyReallyLongTestName \
DISABLED_ReallyReallyReallyReallyLongTestName
#else
#define MAYBE_ReallyReallyReallyReallyLongTestName \
ReallyReallyReallyReallyLongTestName
#endif
TEST(Suite, MAYBE_ReallyReallyReallyReallyLongTestName) {}
''')
def test_with_name_ocurring_later_in_file(self):
self.disabler_test(
'''
TEST(Suite, Test) {}
void SomeFunctionWihTestInTheName() {}
''', 'Suite.Test', conditions.ALWAYS, '''
TEST(Suite, DISABLED_Test) {}
void SomeFunctionWihTestInTheName() {}
''')
def test_ignore_comments_in_preprocessor_directive(self):
self.disabler_test(
'''
#if /* something */ BUILDFLAG( /* something else */ IS_WIN) // comment ||
#define MAYBE_Test DISABLED_Test // another one &&
#else /* and another... */
#define MAYBE_Test Test // you know the drill(
#endif // one more!
TEST(Suite, MAYBE_Test) {}
''', 'Suite.Test', conditions.NEVER, 'TEST(Suite, Test) {}')
def test_disable_unconditionally_with_message(self):
# Also include some formatting that should be fixed up, to test that the
# correct line number is passed to clang-format.
self.disabler_test('''
// existing comment
TEST(Suite, Test) {}
// another comment''',
'Suite.Test',
conditions.ALWAYS,
'''
// existing comment
// here is the message
TEST(Suite, DISABLED_Test) {}
// another comment''',
message='here is the message')
def test_conditionally_disable_test_with_message(self):
# Also include some formatting that should be fixed up, to test that the
# correct line number is passed to clang-format.
self.disabler_test('TEST(Suite, Test) {}',
'Suite.Test', ['linux', 'mac'],
'''
#include "build/build_config.h"
// we should really fix this
#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_MAC)
#define MAYBE_Test DISABLED_Test
#else
#define MAYBE_Test Test
#endif
TEST(Suite, MAYBE_Test) {}
''',
message='we should really fix this')
def test_ignores_test_names_in_other_contexts(self):
self.disabler_test(
'''
IN_PROC_BROWSER_TEST_P(Suite, Test) {
// This is a very important Test.
auto s = "Test";
auto t = "some other Test stuff";
}''', 'Suite.Test', conditions.ALWAYS, '''
IN_PROC_BROWSER_TEST_P(Suite, DISABLED_Test) {
// This is a very important Test.
auto s = "Test";
auto t = "some other Test stuff";
}''')
if __name__ == '__main__':
unittest.main()
|
