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67 lines
1.9 KiB
C++
67 lines
1.9 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_GTEST_PROD_UTIL_H_
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#define BASE_GTEST_PROD_UTIL_H_
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#include "testing/gtest/include/gtest/gtest_prod.h" // nogncheck
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// This is a wrapper for gtest's FRIEND_TEST macro that friends
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// test with all possible prefixes. This is very helpful when changing the test
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// prefix, because the friend declarations don't need to be updated.
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//
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// Example usage:
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//
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// class MyClass {
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// private:
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// void MyMethod();
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// FRIEND_TEST_ALL_PREFIXES(MyClassTest, MyMethod);
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// };
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#define FRIEND_TEST_ALL_PREFIXES(test_case_name, test_name) \
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FRIEND_TEST(test_case_name, test_name); \
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FRIEND_TEST(test_case_name, DISABLED_##test_name); \
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FRIEND_TEST(test_case_name, FLAKY_##test_name)
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// C++ compilers will refuse to compile the following code:
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//
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// namespace foo {
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// class MyClass {
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// private:
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// FRIEND_TEST_ALL_PREFIXES(MyClassTest, TestMethod);
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// bool private_var;
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// };
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// } // namespace foo
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//
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// class MyClassTest::TestMethod() {
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// foo::MyClass foo_class;
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// foo_class.private_var = true;
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// }
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//
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// Unless you forward declare MyClassTest::TestMethod outside of namespace foo.
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// Use FORWARD_DECLARE_TEST to do so for all possible prefixes.
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//
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// Example usage:
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//
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// FORWARD_DECLARE_TEST(MyClassTest, TestMethod);
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//
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// namespace foo {
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// class MyClass {
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// private:
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// FRIEND_TEST_ALL_PREFIXES(::MyClassTest, TestMethod); // NOTE use of ::
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// bool private_var;
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// };
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// } // namespace foo
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//
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// class MyClassTest::TestMethod() {
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// foo::MyClass foo_class;
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// foo_class.private_var = true;
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// }
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#define FORWARD_DECLARE_TEST(test_case_name, test_name) \
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class test_case_name##_##test_name##_Test; \
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class test_case_name##_##DISABLED_##test_name##_Test; \
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class test_case_name##_##FLAKY_##test_name##_Test
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#endif // BASE_GTEST_PROD_UTIL_H_
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