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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 "src/core/lib/transport/connectivity_state.h"
#include <string.h>
#include <grpc/support/log.h>
#include "test/core/util/test_config.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, NULL,
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_connectivity_state_trace.value = 1;
test_connectivity_state_name();
test_check();
test_subscribe_then_unsubscribe();
test_subscribe_then_destroy();
test_subscribe_with_failure_then_destroy();
return 0;
}
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