xref: /aosp_15_r20/external/grpc-grpc/test/core/gprpp/overload_test.cc (revision cc02d7e222339f7a4f6ba5f422e6413f4bd931f2)
1 // Copyright 2021 gRPC authors.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #include "src/core/lib/gprpp/overload.h"
16 
17 #include <string>
18 
19 #include "gtest/gtest.h"
20 
21 namespace grpc_core {
22 namespace testing {
23 
TEST(Overload,Test)24 TEST(Overload, Test) {
25   auto a = [](int x) { return x; };
26   auto b = [](std::string x) -> int { return x.length(); };
27   auto overload = Overload(a, b);
28   EXPECT_EQ(overload(1), 1);
29   EXPECT_EQ(overload("1"), 1);
30   EXPECT_EQ(overload("abc"), 3);
31 }
32 
33 }  // namespace testing
34 }  // namespace grpc_core
35 
main(int argc,char ** argv)36 int main(int argc, char** argv) {
37   ::testing::InitGoogleTest(&argc, argv);
38   return RUN_ALL_TESTS();
39 }
40