From dbdf495f61d099521bab45cf93f6f7d8dfb5c06f Mon Sep 17 00:00:00 2001 From: "Mark D. Roth" Date: Thu, 18 Jan 2018 11:21:12 -0800 Subject: Split lib/support into lib/gpr and lib/gpr++. --- test/core/gpr/log_test.cc | 108 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 108 insertions(+) create mode 100644 test/core/gpr/log_test.cc (limited to 'test/core/gpr/log_test.cc') diff --git a/test/core/gpr/log_test.cc b/test/core/gpr/log_test.cc new file mode 100644 index 0000000000..839ff0aef9 --- /dev/null +++ b/test/core/gpr/log_test.cc @@ -0,0 +1,108 @@ +/* + * + * 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 + +#include +#include + +#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; +} -- cgit v1.2.3