| /* |
| * |
| * 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 <grpc/support/log.h> |
| |
| #include <stdbool.h> |
| #include <string.h> |
| |
| #include "src/core/lib/gpr/env.h" |
| #include "test/core/util/test_config.h" |
| |
| static bool log_func_reached = false; |
| |
| static void test_callback(gpr_log_func_args* args) { |
| GPR_ASSERT(0 == strcmp(__FILE__, args->file)); |
| GPR_ASSERT(args->severity == GPR_LOG_SEVERITY_INFO); |
| GPR_ASSERT(0 == strcmp(args->message, "hello 1 2 3")); |
| } |
| |
| static void test_should_log(gpr_log_func_args* args) { |
| log_func_reached = true; |
| } |
| |
| static void test_should_not_log(gpr_log_func_args* args) { GPR_ASSERT(false); } |
| |
| #define test_log_function_reached(SEVERITY) \ |
| gpr_set_log_function(test_should_log); \ |
| log_func_reached = false; \ |
| gpr_log_message(SEVERITY, "hello 1 2 3"); \ |
| GPR_ASSERT(log_func_reached); \ |
| log_func_reached = false; \ |
| gpr_log(SEVERITY, "hello %d %d %d", 1, 2, 3); \ |
| GPR_ASSERT(log_func_reached); |
| |
| #define test_log_function_unreached(SEVERITY) \ |
| gpr_set_log_function(test_should_not_log); \ |
| gpr_log_message(SEVERITY, "hello 1 2 3"); \ |
| gpr_log(SEVERITY, "hello %d %d %d", 1, 2, 3); |
| |
| int main(int argc, char** argv) { |
| grpc_test_init(argc, argv); |
| /* test logging at various verbosity levels */ |
| gpr_log(GPR_DEBUG, "%s", "hello world"); |
| gpr_log(GPR_INFO, "%s", "hello world"); |
| gpr_log(GPR_ERROR, "%s", "hello world"); |
| /* should succeed */ |
| GPR_ASSERT(1); |
| gpr_set_log_function(test_callback); |
| gpr_log_message(GPR_INFO, "hello 1 2 3"); |
| gpr_log(GPR_INFO, "hello %d %d %d", 1, 2, 3); |
| gpr_set_log_function(nullptr); |
| |
| /* gpr_log_verbosity_init() will be effective only once, and only before |
| * gpr_set_log_verbosity() is called */ |
| gpr_setenv("GRPC_VERBOSITY", "ERROR"); |
| gpr_log_verbosity_init(); |
| |
| test_log_function_reached(GPR_ERROR); |
| test_log_function_unreached(GPR_INFO); |
| test_log_function_unreached(GPR_DEBUG); |
| |
| /* gpr_log_verbosity_init() should not be effective */ |
| gpr_setenv("GRPC_VERBOSITY", "DEBUG"); |
| gpr_log_verbosity_init(); |
| test_log_function_reached(GPR_ERROR); |
| test_log_function_unreached(GPR_INFO); |
| test_log_function_unreached(GPR_DEBUG); |
| |
| gpr_set_log_verbosity(GPR_LOG_SEVERITY_DEBUG); |
| test_log_function_reached(GPR_ERROR); |
| test_log_function_reached(GPR_INFO); |
| test_log_function_reached(GPR_DEBUG); |
| |
| gpr_set_log_verbosity(GPR_LOG_SEVERITY_INFO); |
| test_log_function_reached(GPR_ERROR); |
| test_log_function_reached(GPR_INFO); |
| test_log_function_unreached(GPR_DEBUG); |
| |
| gpr_set_log_verbosity(GPR_LOG_SEVERITY_ERROR); |
| test_log_function_reached(GPR_ERROR); |
| test_log_function_unreached(GPR_INFO); |
| test_log_function_unreached(GPR_DEBUG); |
| |
| /* gpr_log_verbosity_init() should not be effective */ |
| gpr_setenv("GRPC_VERBOSITY", "DEBUG"); |
| gpr_log_verbosity_init(); |
| test_log_function_reached(GPR_ERROR); |
| test_log_function_unreached(GPR_INFO); |
| test_log_function_unreached(GPR_DEBUG); |
| |
| /* TODO(ctiller): should we add a GPR_ASSERT failure test here */ |
| return 0; |
| } |