spring HttpSessionHandshakeInterceptorTests 源码

spring HttpSessionHandshakeInterceptorTests 代码

文件路径：/spring-websocket/src/test/java/org/springframework/web/socket/server/support/HttpSessionHandshakeInterceptorTests.java

/*
 * 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.server.support;

import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;

import org.junit.jupiter.api.Test;

import org.springframework.web.socket.AbstractHttpRequestTests;
import org.springframework.web.socket.WebSocketHandler;
import org.springframework.web.testfixture.servlet.MockHttpSession;

import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.mock;

/**
 * Test fixture for {@link HttpSessionHandshakeInterceptor}.
 *
 * @author Rossen Stoyanchev
 */
public class HttpSessionHandshakeInterceptorTests extends AbstractHttpRequestTests {

	private final Map<String, Object> attributes = new HashMap<>();
	private final WebSocketHandler wsHandler = mock(WebSocketHandler.class);


	@Test
	public void defaultConstructor() throws Exception {
		this.servletRequest.setSession(new MockHttpSession(null, "123"));
		this.servletRequest.getSession().setAttribute("foo", "bar");
		this.servletRequest.getSession().setAttribute("bar", "baz");

		HttpSessionHandshakeInterceptor interceptor = new HttpSessionHandshakeInterceptor();
		interceptor.beforeHandshake(this.request, this.response, wsHandler, attributes);

		assertThat(attributes.size()).isEqualTo(3);
		assertThat(attributes.get("foo")).isEqualTo("bar");
		assertThat(attributes.get("bar")).isEqualTo("baz");
		assertThat(attributes.get(HttpSessionHandshakeInterceptor.HTTP_SESSION_ID_ATTR_NAME)).isEqualTo("123");
	}

	@Test
	public void constructorWithAttributeNames() throws Exception {
		this.servletRequest.setSession(new MockHttpSession(null, "123"));
		this.servletRequest.getSession().setAttribute("foo", "bar");
		this.servletRequest.getSession().setAttribute("bar", "baz");

		Set<String> names = Collections.singleton("foo");
		HttpSessionHandshakeInterceptor interceptor = new HttpSessionHandshakeInterceptor(names);
		interceptor.beforeHandshake(this.request, this.response, wsHandler, attributes);

		assertThat(attributes.size()).isEqualTo(2);
		assertThat(attributes.get("foo")).isEqualTo("bar");
		assertThat(attributes.get(HttpSessionHandshakeInterceptor.HTTP_SESSION_ID_ATTR_NAME)).isEqualTo("123");
	}

	@Test
	public void doNotCopyHttpSessionId() throws Exception {
		this.servletRequest.setSession(new MockHttpSession(null, "123"));
		this.servletRequest.getSession().setAttribute("foo", "bar");

		HttpSessionHandshakeInterceptor interceptor = new HttpSessionHandshakeInterceptor();
		interceptor.setCopyHttpSessionId(false);
		interceptor.beforeHandshake(this.request, this.response, wsHandler, attributes);

		assertThat(attributes.size()).isEqualTo(1);
		assertThat(attributes.get("foo")).isEqualTo("bar");
	}


	@Test
	public void doNotCopyAttributes() throws Exception {
		this.servletRequest.setSession(new MockHttpSession(null, "123"));
		this.servletRequest.getSession().setAttribute("foo", "bar");

		HttpSessionHandshakeInterceptor interceptor = new HttpSessionHandshakeInterceptor();
		interceptor.setCopyAllAttributes(false);
		interceptor.beforeHandshake(this.request, this.response, wsHandler, attributes);

		assertThat(attributes.size()).isEqualTo(1);
		assertThat(attributes.get(HttpSessionHandshakeInterceptor.HTTP_SESSION_ID_ATTR_NAME)).isEqualTo("123");
	}

	@Test
	public void doNotCauseSessionCreation() throws Exception {
		HttpSessionHandshakeInterceptor interceptor = new HttpSessionHandshakeInterceptor();
		interceptor.beforeHandshake(this.request, this.response, wsHandler, attributes);

		assertThat(this.servletRequest.getSession(false)).isNull();
	}

}

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