| /* |
| * |
| * 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. |
| * |
| */ |
| |
| #include "src/core/lib/transport/connectivity_state.h" |
| |
| #include <string.h> |
| |
| #include <grpc/support/log.h> |
| |
| #include "test/core/util/test_config.h" |
| #include "test/core/util/tracer_util.h" |
| |
| #define THE_ARG ((void*)(size_t)0xcafebabe) |
| |
| int g_counter; |
| |
| static void must_succeed(grpc_exec_ctx* exec_ctx, void* arg, |
| grpc_error* error) { |
| GPR_ASSERT(error == GRPC_ERROR_NONE); |
| GPR_ASSERT(arg == THE_ARG); |
| g_counter++; |
| } |
| |
| static void must_fail(grpc_exec_ctx* exec_ctx, void* arg, grpc_error* error) { |
| GPR_ASSERT(error != GRPC_ERROR_NONE); |
| GPR_ASSERT(arg == THE_ARG); |
| g_counter++; |
| } |
| |
| static void test_connectivity_state_name(void) { |
| gpr_log(GPR_DEBUG, "test_connectivity_state_name"); |
| GPR_ASSERT(0 == |
| strcmp(grpc_connectivity_state_name(GRPC_CHANNEL_IDLE), "IDLE")); |
| GPR_ASSERT(0 == strcmp(grpc_connectivity_state_name(GRPC_CHANNEL_CONNECTING), |
| "CONNECTING")); |
| GPR_ASSERT(0 == |
| strcmp(grpc_connectivity_state_name(GRPC_CHANNEL_READY), "READY")); |
| GPR_ASSERT( |
| 0 == strcmp(grpc_connectivity_state_name(GRPC_CHANNEL_TRANSIENT_FAILURE), |
| "TRANSIENT_FAILURE")); |
| GPR_ASSERT(0 == strcmp(grpc_connectivity_state_name(GRPC_CHANNEL_SHUTDOWN), |
| "SHUTDOWN")); |
| } |
| |
| static void test_check(void) { |
| grpc_connectivity_state_tracker tracker; |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_error* error; |
| gpr_log(GPR_DEBUG, "test_check"); |
| grpc_connectivity_state_init(&tracker, GRPC_CHANNEL_IDLE, "xxx"); |
| GPR_ASSERT(grpc_connectivity_state_get(&tracker, &error) == |
| GRPC_CHANNEL_IDLE); |
| GPR_ASSERT(grpc_connectivity_state_check(&tracker) == GRPC_CHANNEL_IDLE); |
| GPR_ASSERT(error == GRPC_ERROR_NONE); |
| grpc_connectivity_state_destroy(&exec_ctx, &tracker); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void test_subscribe_then_unsubscribe(void) { |
| grpc_connectivity_state_tracker tracker; |
| grpc_closure* closure = |
| GRPC_CLOSURE_CREATE(must_fail, THE_ARG, grpc_schedule_on_exec_ctx); |
| grpc_connectivity_state state = GRPC_CHANNEL_IDLE; |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| gpr_log(GPR_DEBUG, "test_subscribe_then_unsubscribe"); |
| g_counter = 0; |
| grpc_connectivity_state_init(&tracker, GRPC_CHANNEL_IDLE, "xxx"); |
| GPR_ASSERT(grpc_connectivity_state_notify_on_state_change(&exec_ctx, &tracker, |
| &state, closure)); |
| grpc_exec_ctx_flush(&exec_ctx); |
| GPR_ASSERT(state == GRPC_CHANNEL_IDLE); |
| GPR_ASSERT(g_counter == 0); |
| grpc_connectivity_state_notify_on_state_change(&exec_ctx, &tracker, nullptr, |
| closure); |
| grpc_exec_ctx_flush(&exec_ctx); |
| GPR_ASSERT(state == GRPC_CHANNEL_IDLE); |
| GPR_ASSERT(g_counter == 1); |
| |
| grpc_connectivity_state_destroy(&exec_ctx, &tracker); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void test_subscribe_then_destroy(void) { |
| grpc_connectivity_state_tracker tracker; |
| grpc_closure* closure = |
| GRPC_CLOSURE_CREATE(must_succeed, THE_ARG, grpc_schedule_on_exec_ctx); |
| grpc_connectivity_state state = GRPC_CHANNEL_IDLE; |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| gpr_log(GPR_DEBUG, "test_subscribe_then_destroy"); |
| g_counter = 0; |
| grpc_connectivity_state_init(&tracker, GRPC_CHANNEL_IDLE, "xxx"); |
| GPR_ASSERT(grpc_connectivity_state_notify_on_state_change(&exec_ctx, &tracker, |
| &state, closure)); |
| grpc_exec_ctx_flush(&exec_ctx); |
| GPR_ASSERT(state == GRPC_CHANNEL_IDLE); |
| GPR_ASSERT(g_counter == 0); |
| grpc_connectivity_state_destroy(&exec_ctx, &tracker); |
| grpc_exec_ctx_finish(&exec_ctx); |
| GPR_ASSERT(state == GRPC_CHANNEL_SHUTDOWN); |
| GPR_ASSERT(g_counter == 1); |
| } |
| |
| static void test_subscribe_with_failure_then_destroy(void) { |
| grpc_connectivity_state_tracker tracker; |
| grpc_closure* closure = |
| GRPC_CLOSURE_CREATE(must_fail, THE_ARG, grpc_schedule_on_exec_ctx); |
| grpc_connectivity_state state = GRPC_CHANNEL_SHUTDOWN; |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| gpr_log(GPR_DEBUG, "test_subscribe_with_failure_then_destroy"); |
| g_counter = 0; |
| grpc_connectivity_state_init(&tracker, GRPC_CHANNEL_SHUTDOWN, "xxx"); |
| GPR_ASSERT(0 == grpc_connectivity_state_notify_on_state_change( |
| &exec_ctx, &tracker, &state, closure)); |
| grpc_exec_ctx_flush(&exec_ctx); |
| GPR_ASSERT(state == GRPC_CHANNEL_SHUTDOWN); |
| GPR_ASSERT(g_counter == 0); |
| grpc_connectivity_state_destroy(&exec_ctx, &tracker); |
| grpc_exec_ctx_finish(&exec_ctx); |
| GPR_ASSERT(state == GRPC_CHANNEL_SHUTDOWN); |
| GPR_ASSERT(g_counter == 1); |
| } |
| |
| int main(int argc, char** argv) { |
| grpc_test_init(argc, argv); |
| grpc_core::testing::grpc_tracer_enable_flag(&grpc_connectivity_state_trace); |
| test_connectivity_state_name(); |
| test_check(); |
| test_subscribe_then_unsubscribe(); |
| test_subscribe_then_destroy(); |
| test_subscribe_with_failure_then_destroy(); |
| return 0; |
| } |