From 95e4c484306fa205ecc5bcc26caef258685c791e Mon Sep 17 00:00:00 2001 From: Yuchen Zeng Date: Fri, 15 Apr 2016 10:38:24 -0700 Subject: Add knob for default core output verbosity --- test/core/support/log_test.c | 62 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) (limited to 'test/core/support/log_test.c') diff --git a/test/core/support/log_test.c b/test/core/support/log_test.c index b39b069913..0ae298aa4c 100644 --- a/test/core/support/log_test.c +++ b/test/core/support/log_test.c @@ -33,16 +33,40 @@ #include +#include #include +#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 */ @@ -54,6 +78,44 @@ int main(int argc, char **argv) { 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_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