test_websocket_client.c

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/*
 * Asterisk -- An open source telephony toolkit.
 *
 * Copyright (C) 2014, Digium, Inc.
 *
 * Kevin Harwell <[email protected]>
 *
 * See http://www.asterisk.org for more information about
 * the Asterisk project. Please do not directly contact
 * any of the maintainers of this project for assistance;
 * the project provides a web site, mailing lists and IRC
 * channels for your use.
 *
 * This program is free software, distributed under the terms of
 * the GNU General Public License Version 2. See the LICENSE file
 * at the top of the source tree.
 */

/*!
 * \file
 * \brief Websocket Client Unit Tests
 *
 * \author Kevin Harwell <[email protected]>
 *
 */

/*** MODULEINFO
 <depend>TEST_FRAMEWORK</depend>
 <depend>res_http_websocket</depend>
 <support_level>core</support_level>
 ***/

#include "asterisk.h"

#include "asterisk/test.h"
#include "asterisk/module.h"
#include "asterisk/astobj2.h"
#include "asterisk/pbx.h"
#include "asterisk/http_websocket.h"

#define CATEGORY "/res/websocket/"
#define REMOTE_URL "ws://127.0.0.1:8088/ws"

AST_TEST_DEFINE(websocket_client_create_and_connect)
{
 RAII_VAR(struct ast_websocket *, client, NULL, ao2_cleanup);

 enum ast_websocket_result result;
 const char write_buf[] = "this is only a test";
 RAII_VAR(char *, read_buf, NULL, ast_free);

 switch (cmd) {
 case TEST_INIT:
 info->name = __func__;
 info->explicit_only = 1;
 info->category = CATEGORY;
 info->summary = "test creation and connection of a client websocket";
 info->description = "test creation and connection of a client websocket";
 return AST_TEST_NOT_RUN;
 case TEST_EXECUTE:
 break;
 }

 ast_test_validate(test, (client = ast_websocket_client_create(
 REMOTE_URL, "echo", NULL, &result)));

 ast_test_validate(test, !ast_websocket_write_string(client, write_buf));
 ast_test_validate(test, ast_websocket_read_string(client, &read_buf) > 0);
 ast_test_validate(test, !strcmp(write_buf, read_buf));

 return AST_TEST_PASS;
}

AST_TEST_DEFINE(websocket_client_bad_url)
{
 RAII_VAR(struct ast_websocket *, client, NULL, ao2_cleanup);
 enum ast_websocket_result result;

 switch (cmd) {
 case TEST_INIT:
 info->name = __func__;
 info->category = CATEGORY;
 info->summary = "websocket client - test bad url";
 info->description = "pass a bad url and make sure it fails";
 return AST_TEST_NOT_RUN;
 case TEST_EXECUTE:
 break;
 }

 ast_test_validate(test, !(client = ast_websocket_client_create(
 "invalid", NULL, NULL, &result)));
 return AST_TEST_PASS;
}

AST_TEST_DEFINE(websocket_client_unsupported_protocol)
{
 RAII_VAR(struct ast_websocket *, client, NULL, ao2_cleanup);
 enum ast_websocket_result result;

 switch (cmd) {
 case TEST_INIT:
 info->name = __func__;
 info->category = CATEGORY;
 info->summary = "websocket client - unsupported protocol";
 info->description = "fails on an unsupported protocol";
 return AST_TEST_NOT_RUN;
 case TEST_EXECUTE:
 break;
 }

 ast_test_validate(test, !(client = ast_websocket_client_create(
 REMOTE_URL, "unsupported", NULL, &result)));
 return AST_TEST_PASS;
}

AST_TEST_DEFINE(websocket_client_multiple_protocols)
{
 RAII_VAR(struct ast_websocket *, client, NULL, ao2_cleanup);
 const char *accept_protocol;
 enum ast_websocket_result result;

 switch (cmd) {
 case TEST_INIT:
 info->name = __func__;
 info->category = CATEGORY;
 info->summary = "websocket client - test multiple protocols";
 info->description = "test multi-protocol client";
 return AST_TEST_NOT_RUN;
 case TEST_EXECUTE:
 break;
 }

 ast_test_validate(test, (client = ast_websocket_client_create(
 REMOTE_URL, "echo,unsupported", NULL, &result)));

 accept_protocol = ast_websocket_client_accept_protocol(client);
 ast_test_validate(test, accept_protocol && !strcmp(accept_protocol, "echo"));

 return AST_TEST_PASS;
}

static int load_module(void)
{
 AST_TEST_REGISTER(websocket_client_create_and_connect);
 AST_TEST_REGISTER(websocket_client_bad_url);
 AST_TEST_REGISTER(websocket_client_unsupported_protocol);
 AST_TEST_REGISTER(websocket_client_multiple_protocols);
 return AST_MODULE_LOAD_SUCCESS;
}

static int unload_module(void)
{
 AST_TEST_UNREGISTER(websocket_client_multiple_protocols);
 AST_TEST_UNREGISTER(websocket_client_unsupported_protocol);
 AST_TEST_UNREGISTER(websocket_client_bad_url);
 AST_TEST_UNREGISTER(websocket_client_create_and_connect);
 return 0;
}

AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_DEFAULT, "Websocket client test module",
 .support_level = AST_MODULE_SUPPORT_CORE,
 .load = load_module,
 .unload = unload_module,
 .requires = "res_http_websocket",
);