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-rw-r--r--test/core/transport/connectivity_state_test.cc146
1 files changed, 146 insertions, 0 deletions
diff --git a/test/core/transport/connectivity_state_test.cc b/test/core/transport/connectivity_state_test.cc
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index 0000000000..8cd7b30b66
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+++ b/test/core/transport/connectivity_state_test.cc
@@ -0,0 +1,146 @@
+/*
+ *
+ * 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 "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;
+}