/* * * Copyright 2015 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. * */ /* Test of gpr thread local storage support. */ #include "src/core/lib/gpr/tls.h" #include #include #include #include #include "src/core/lib/gprpp/thd.h" #include "test/core/util/test_config.h" #define NUM_THREADS 100 static GPR_THREAD_LOCAL(intptr_t) test_var; static void thd_body(void* /*arg*/) { intptr_t i; GPR_ASSERT(test_var == 0); for (i = 0; i < 100000; i++) { test_var = i; GPR_ASSERT(test_var == i); } test_var = 0; } /* ------------------------------------------------- */ int main(int argc, char* argv[]) { grpc_core::Thread threads[NUM_THREADS]; grpc::testing::TestEnvironment env(argc, argv); for (auto& th : threads) { th = grpc_core::Thread("grpc_tls_test", thd_body, nullptr); th.Start(); } for (auto& th : threads) { th.Join(); } return 0; }