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- /*
- * Copyright 2013-present Facebook, Inc.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
- /*
- * @author: Marcelo Juchem <marcelo@fb.com>
- */
- #include <folly/Traits.h>
- #include <folly/portability/GTest.h>
- #include <glog/logging.h>
- #include <string>
- using namespace std;
- using namespace folly;
- FOLLY_CREATE_HAS_MEMBER_FN_TRAITS(has_test, test);
- struct Foo {
- int test();
- int test() const;
- string test(const string&) const;
- };
- struct Bar {
- int test();
- double test(int, long);
- long test(int) const;
- };
- struct Gaz {
- void test();
- void test() const;
- void test() /* nolint */ volatile;
- void test() const /* nolint */ volatile;
- };
- struct NoCV {
- void test();
- };
- struct Const {
- void test() const;
- };
- struct Volatile {
- void test() /* nolint */ volatile;
- };
- struct CV {
- void test() const /* nolint */ volatile;
- };
- bool log_value(const char* what, bool result) {
- LOG(INFO) << what << ": " << boolalpha << result;
- return result;
- }
- #define LOG_VALUE(x) log_value(#x, x)
- TEST(HasMemberFnTraits, DirectMembers) {
- EXPECT_TRUE(LOG_VALUE((has_test<Foo, int()>::value)));
- EXPECT_TRUE(LOG_VALUE((has_test<Foo, int() const>::value)));
- EXPECT_FALSE(LOG_VALUE((has_test<Foo, double(int, long)>::value)));
- EXPECT_TRUE(LOG_VALUE((has_test<Foo, string(const string&) const>::value)));
- EXPECT_FALSE(LOG_VALUE((has_test<Foo, long(int) const>::value)));
- EXPECT_FALSE(LOG_VALUE((has_test<Foo, string(string) const>::value)));
- EXPECT_TRUE(LOG_VALUE((has_test<Bar, int()>::value)));
- EXPECT_FALSE(LOG_VALUE((has_test<Bar, int() const>::value)));
- EXPECT_TRUE(LOG_VALUE((has_test<Bar, double(int, long)>::value)));
- EXPECT_FALSE(LOG_VALUE((has_test<Bar, string(const string&) const>::value)));
- EXPECT_TRUE(LOG_VALUE((has_test<Bar, long(int) const>::value)));
- EXPECT_FALSE(LOG_VALUE((has_test<Bar, string(string) const>::value)));
- EXPECT_TRUE(LOG_VALUE((has_test<Gaz, void()>::value)));
- EXPECT_TRUE(LOG_VALUE((has_test<Gaz, void() const>::value)));
- EXPECT_TRUE(LOG_VALUE((has_test<Gaz, void() /* nolint */ volatile>::value)));
- EXPECT_TRUE(
- LOG_VALUE((has_test<Gaz, void() const /* nolint */ volatile>::value)));
- EXPECT_TRUE(
- LOG_VALUE((has_test<Gaz, void() /* nolint */ volatile const>::value)));
- EXPECT_TRUE(LOG_VALUE((has_test<NoCV, void()>::value)));
- EXPECT_FALSE(LOG_VALUE((has_test<NoCV, void() const>::value)));
- EXPECT_FALSE(
- LOG_VALUE((has_test<NoCV, void() /* nolint */ volatile>::value)));
- EXPECT_FALSE(
- LOG_VALUE((has_test<NoCV, void() const /* nolint */ volatile>::value)));
- EXPECT_FALSE(
- LOG_VALUE((has_test<NoCV, void() /* nolint */ volatile const>::value)));
- EXPECT_FALSE(LOG_VALUE((has_test<Const, void()>::value)));
- EXPECT_TRUE(LOG_VALUE((has_test<Const, void() const>::value)));
- EXPECT_FALSE(
- LOG_VALUE((has_test<Const, void() /* nolint */ volatile>::value)));
- EXPECT_FALSE(
- LOG_VALUE((has_test<Const, void() const /* nolint */ volatile>::value)));
- EXPECT_FALSE(
- LOG_VALUE((has_test<Const, void() /* nolint */ volatile const>::value)));
- EXPECT_FALSE(LOG_VALUE((has_test<Volatile, void()>::value)));
- EXPECT_FALSE(LOG_VALUE((has_test<Volatile, void() const>::value)));
- EXPECT_TRUE(
- LOG_VALUE((has_test<Volatile, void() /* nolint */ volatile>::value)));
- EXPECT_FALSE(LOG_VALUE(
- (has_test<Volatile, void() const /* nolint */ volatile>::value)));
- EXPECT_FALSE(LOG_VALUE(
- (has_test<Volatile, void() /* nolint */ volatile const>::value)));
- EXPECT_FALSE(LOG_VALUE((has_test<CV, void()>::value)));
- EXPECT_FALSE(LOG_VALUE((has_test<CV, void() const>::value)));
- EXPECT_FALSE(LOG_VALUE((has_test<CV, void() /* nolint */ volatile>::value)));
- EXPECT_TRUE(
- LOG_VALUE((has_test<CV, void() const /* nolint */ volatile>::value)));
- EXPECT_TRUE(
- LOG_VALUE((has_test<CV, void() /* nolint */ volatile const>::value)));
- }
- int main(int argc, char* argv[]) {
- testing::InitGoogleTest(&argc, argv);
- return RUN_ALL_TESTS();
- }
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