Add test where we add a task then create a thread for it.

It passes.



git-svn-id: https://origsvn.digium.com/svn/asterisk/team/mmichelson/threadpool@377379 65c4cc65-6c06-0410-ace0-fbb531ad65f3

tests/test_threadpool.c

@@ -162,6 +162,26 @@ static void wait_for_task_pushed(struct ast_threadpool_listener *listener)
 	}
 }
 
+static enum ast_test_result_state wait_for_completion(struct simple_task_data *std)
+{
+	struct timeval start = ast_tvnow();
+	struct timespec end = {
+		.tv_sec = start.tv_sec + 5,
+		.tv_nsec = start.tv_usec * 1000
+	};
+	enum ast_test_result_state res = AST_TEST_PASS;
+	SCOPED_MUTEX(lock, &std->lock);
+
+	while (!std->task_executed) {
+		ast_cond_timedwait(&std->cond, lock, &end);
+	}
+
+	if (!std->task_executed) {
+		res = AST_TEST_FAIL;
+	}
+	return res;
+}
+
 static enum ast_test_result_state listener_check(
 		struct ast_test *test,
 		struct ast_threadpool_listener *listener,
@@ -358,11 +378,77 @@ end:
 	return res;
 }
 
+AST_TEST_DEFINE(threadpool_one_task_one_thread)
+{
+	struct ast_threadpool *pool = NULL;
+	struct ast_threadpool_listener *listener = NULL;
+	struct simple_task_data *std = NULL;
+	enum ast_test_result_state res = AST_TEST_FAIL;
+	struct test_listener_data *tld;
+
+	switch (cmd) {
+	case TEST_INIT:
+		info->name = "threadpool_one_task_one_thread";
+		info->category = "/main/threadpool/";
+		info->summary = "Test a single task with a single thread";
+		info->description =
+			"Ensure that a thread executes the added task";
+		return AST_TEST_NOT_RUN;
+	case TEST_EXECUTE:
+		break;
+	}
+
+	listener = ast_threadpool_listener_alloc(&test_callbacks);
+	if (!listener) {
+		return AST_TEST_FAIL;
+	}
+	tld = listener->private_data;
+
+	pool = ast_threadpool_create(listener, 0);
+	if (!pool) {
+		goto end;
+	}
+
+	std = simple_task_data_alloc();
+	if (!std) {
+		goto end;
+	}
+
+	ast_threadpool_push(pool, simple_task, std);
+
+	ast_threadpool_set_size(pool, 1);
+
+	/* Threads added to the pool are active when they start,
+	 * so the newly-created thread should immediately execute
+	 * the waiting task.
+	 */
+	res = wait_for_completion(std);
+
+	if (res == AST_TEST_FAIL) {
+		goto end;
+	}
+
+	/* After completing the task, the thread should go idle */
+	WAIT_WHILE(tld, tld->num_idle == 0);
+
+	res = listener_check(test, listener, 1, 1, 1, 0, 1, 1);
+
+end:
+	if (pool) {
+		ast_threadpool_shutdown(pool);
+	}
+	ao2_cleanup(listener);
+	ast_free(std);
+	return res;
+
+}
+
 static int unload_module(void)
 {
 	ast_test_unregister(threadpool_push);
 	ast_test_unregister(threadpool_thread_creation);
 	ast_test_unregister(threadpool_thread_destruction);
+	ast_test_unregister(threadpool_one_task_one_thread);
 	return 0;
 }
 
@@ -371,6 +457,7 @@ static int load_module(void)
 	ast_test_register(threadpool_push);
 	ast_test_register(threadpool_thread_creation);
 	ast_test_register(threadpool_thread_destruction);
+	ast_test_register(threadpool_one_task_one_thread);
 	return AST_MODULE_LOAD_SUCCESS;
 }