third-party/thrift/src/thrift/test/reflection/visitation_transitivity_test.cpp

   1 /*
   2  * Copyright (c) Facebook, Inc. and its affiliates.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include <thrift/test/reflection/gen-cpp2/reflection_visitation.h>
  18
  19 #include <folly/Overload.h>
  20 #include <folly/portability/GTest.h>
  21
  22 using namespace apache::thrift;
  23 using namespace std;
  24
  25 namespace test_cpp2 {
  26 namespace cpp_reflection {
  27 TEST(dep_C_struct, test_transitivity) {
  28   dep_C_struct s;
  29   s.i_c() = 10;
  30   s.d()->i_d() = 20;
  31   for_each_field(s, [](auto&&, auto&& ref) {
  32     folly::overload(
  33         [](int32_t i) { EXPECT_EQ(i, 10); },
  34         [](dep_D_struct d) {
  35           for_each_field(d, [](auto&&, auto&& ref) { EXPECT_EQ(*ref, 20); });
  36         })(*ref);
  37   });
  38 }
  39 TEST(union1, test_union) {
  40   union1 s;
  41   s.us_ref() = "foo";
  42   visit_union(s, [](auto&&, auto&& value) {
  43     folly::overload(
  44         [](string& s) { EXPECT_EQ(s, "foo"); },
  45         [](auto&&) { EXPECT_TRUE(false); })(value);
  46   });
  47 }
  48 } // namespace cpp_reflection
  49 } // namespace test_cpp2