/*
 * Copyright 2002-2019 the original author or 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
 *
 *      https://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.
 */

package org.springframework.web.socket.handler;

import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.DisposableBean;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.web.socket.CloseStatus;
import org.springframework.web.socket.WebSocketSession;

import static org.assertj.core.api.Assertions.assertThat;

/**
 * Test fixture for {@link PerConnectionWebSocketHandler}.
 *
 * @author Rossen Stoyanchev
 */
public class PerConnectionWebSocketHandlerTests {


	@Test
	public void afterConnectionEstablished() throws Exception {

		@SuppressWarnings("resource")
		AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext();
		context.refresh();

		EchoHandler.reset();
		PerConnectionWebSocketHandler handler = new PerConnectionWebSocketHandler(EchoHandler.class);
		handler.setBeanFactory(context.getBeanFactory());

		WebSocketSession session = new TestWebSocketSession();
		handler.afterConnectionEstablished(session);

		assertThat(EchoHandler.initCount).isEqualTo(1);
		assertThat(EchoHandler.destroyCount).isEqualTo(0);

		handler.afterConnectionClosed(session, CloseStatus.NORMAL);

		assertThat(EchoHandler.initCount).isEqualTo(1);
		assertThat(EchoHandler.destroyCount).isEqualTo(1);
	}


	public static class EchoHandler extends AbstractWebSocketHandler implements DisposableBean {

		private static int initCount;

		private static int destroyCount;


		public EchoHandler() {
			initCount++;
		}

		@Override
		public void destroy() throws Exception {
			destroyCount++;
		}

		public static void reset() {
			initCount = 0;
			destroyCount = 0;
		}
	}

}
