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/*
*
* Copyright 2015, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <grpc/support/log.h>
#include <stdbool.h>
#include <string.h>
#include "src/core/lib/support/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(NULL);
/* 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;
}
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