/*
* Copyright 2002-2014 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
*
* 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.
*/
package org.springframework.messaging.simp;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.springframework.messaging.Message;
import org.springframework.messaging.support.GenericMessage;
import org.springframework.messaging.support.MessageBuilder;
import static org.hamcrest.MatcherAssert.*;
import static org.hamcrest.Matchers.*;
/**
* Unit tests for
* {@link org.springframework.messaging.simp.SimpAttributesContextHolder}.
*
* @author Rossen Stoyanchev
* @since 4.1
*/
public class SimpAttributesContextHolderTests {
private SimpAttributes simpAttributes;
@Rule
public ExpectedException thrown = ExpectedException.none();
@Before
public void setUp() {
Map<String, Object> map = new ConcurrentHashMap<>();
this.simpAttributes = new SimpAttributes("session1", map);
}
@After
public void tearDown() {
SimpAttributesContextHolder.resetAttributes();
}
@Test
public void resetAttributes() {
SimpAttributesContextHolder.setAttributes(this.simpAttributes);
assertThat(SimpAttributesContextHolder.getAttributes(), sameInstance(this.simpAttributes));
SimpAttributesContextHolder.resetAttributes();
assertThat(SimpAttributesContextHolder.getAttributes(), nullValue());
}
@Test
public void getAttributes() {
assertThat(SimpAttributesContextHolder.getAttributes(), nullValue());
SimpAttributesContextHolder.setAttributes(this.simpAttributes);
assertThat(SimpAttributesContextHolder.getAttributes(), sameInstance(this.simpAttributes));
}
@Test
public void setAttributes() {
SimpAttributesContextHolder.setAttributes(this.simpAttributes);
assertThat(SimpAttributesContextHolder.getAttributes(), sameInstance(this.simpAttributes));
SimpAttributesContextHolder.setAttributes(null);
assertThat(SimpAttributesContextHolder.getAttributes(), nullValue());
}
@Test
public void setAttributesFromMessage() {
String sessionId = "session1";
ConcurrentHashMap<String, Object> map = new ConcurrentHashMap<>();
SimpMessageHeaderAccessor headerAccessor = SimpMessageHeaderAccessor.create();
headerAccessor.setSessionId(sessionId);
headerAccessor.setSessionAttributes(map);
Message<?> message = MessageBuilder.createMessage("", headerAccessor.getMessageHeaders());
SimpAttributesContextHolder.setAttributesFromMessage(message);
SimpAttributes attrs = SimpAttributesContextHolder.getAttributes();
assertThat(attrs, notNullValue());
assertThat(attrs.getSessionId(), is(sessionId));
attrs.setAttribute("name1", "value1");
assertThat(map.get("name1"), is("value1"));
}
@Test
public void setAttributesFromMessageWithMissingSessionId() {
this.thrown.expect(IllegalStateException.class);
this.thrown.expectMessage(startsWith("No session id in"));
SimpAttributesContextHolder.setAttributesFromMessage(new GenericMessage<Object>(""));
}
@Test
public void setAttributesFromMessageWithMissingSessionAttributes() {
this.thrown.expect(IllegalStateException.class);
this.thrown.expectMessage(startsWith("No session attributes in"));
SimpMessageHeaderAccessor headerAccessor = SimpMessageHeaderAccessor.create();
headerAccessor.setSessionId("session1");
Message<?> message = MessageBuilder.createMessage("", headerAccessor.getMessageHeaders());
SimpAttributesContextHolder.setAttributesFromMessage(message);
}
@Test
public void currentAttributes() {
SimpAttributesContextHolder.setAttributes(this.simpAttributes);
assertThat(SimpAttributesContextHolder.currentAttributes(), sameInstance(this.simpAttributes));
}
@Test
public void currentAttributesNone() {
this.thrown.expect(IllegalStateException.class);
this.thrown.expectMessage(startsWith("No thread-bound SimpAttributes found"));
SimpAttributesContextHolder.currentAttributes();
}
}