call_finalization_test.cc

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// Copyright 2021 gRPC authors.
//
// 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.
 
#include "src/core/lib/channel/call_finalization.h"
 
#include <gtest/gtest.h>
 
#include "src/core/lib/resource_quota/resource_quota.h"
#include "test/core/promise/test_context.h"
 
namespace grpc_core {
 
static auto* g_memory_allocator = new MemoryAllocator(
    ResourceQuota::Default()->memory_quota()->CreateMemoryAllocator("test"));
 
TEST(CallFinalizationTest, Works) {
  auto arena = MakeScopedArena(1024, g_memory_allocator);
  std::string evidence;
  TestContext<Arena> context(arena.get());
  CallFinalization finalization;
  auto p = std::make_shared<int>(42);
  finalization.Add([&evidence, p](const grpc_call_final_info* final_info) {
    evidence += absl::StrCat("FIRST", final_info->error_string, *p, "\n");
  });
  finalization.Add([&evidence, p](const grpc_call_final_info* final_info) {
    evidence += absl::StrCat("SECOND", final_info->error_string, *p, "\n");
  });
  grpc_call_final_info final_info{};
  final_info.error_string = "123";
  finalization.Run(&final_info);
  EXPECT_EQ(evidence, "SECOND12342\nFIRST12342\n");
}
 
}  // namespace grpc_core
 
int main(int argc, char** argv) {
  ::testing::InitGoogleTest(&argc, argv);
  return RUN_ALL_TESTS();
}