/*
* Copyright 2002-2016 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.web.method.annotation;
import java.util.HashSet;
import org.junit.Test;
import org.springframework.mock.web.test.MockHttpServletRequest;
import org.springframework.tests.sample.beans.TestBean;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.SessionAttributes;
import org.springframework.web.bind.support.DefaultSessionAttributeStore;
import org.springframework.web.bind.support.SessionAttributeStore;
import org.springframework.web.context.request.NativeWebRequest;
import org.springframework.web.context.request.ServletWebRequest;
import static java.util.Arrays.*;
import static org.junit.Assert.*;
/**
* Test fixture with {@link SessionAttributesHandler}.
*
* @author Rossen Stoyanchev
*/
public class SessionAttributesHandlerTests {
private final SessionAttributeStore sessionAttributeStore = new DefaultSessionAttributeStore();
private final SessionAttributesHandler sessionAttributesHandler = new SessionAttributesHandler(
SessionAttributeHandler.class, sessionAttributeStore);
private final NativeWebRequest request = new ServletWebRequest(new MockHttpServletRequest());
@Test
public void isSessionAttribute() throws Exception {
assertTrue(sessionAttributesHandler.isHandlerSessionAttribute("attr1", null));
assertTrue(sessionAttributesHandler.isHandlerSessionAttribute("attr2", null));
assertTrue(sessionAttributesHandler.isHandlerSessionAttribute("simple", TestBean.class));
assertFalse(sessionAttributesHandler.isHandlerSessionAttribute("simple", null));
}
@Test
public void retrieveAttributes() throws Exception {
sessionAttributeStore.storeAttribute(request, "attr1", "value1");
sessionAttributeStore.storeAttribute(request, "attr2", "value2");
sessionAttributeStore.storeAttribute(request, "attr3", new TestBean());
sessionAttributeStore.storeAttribute(request, "attr4", new TestBean());
assertEquals("Named attributes (attr1, attr2) should be 'known' right away",
new HashSet<>(asList("attr1", "attr2")),
sessionAttributesHandler.retrieveAttributes(request).keySet());
// Resolve 'attr3' by type
sessionAttributesHandler.isHandlerSessionAttribute("attr3", TestBean.class);
assertEquals("Named attributes (attr1, attr2) and resolved attribute (att3) should be 'known'",
new HashSet<>(asList("attr1", "attr2", "attr3")),
sessionAttributesHandler.retrieveAttributes(request).keySet());
}
@Test
public void cleanupAttributes() throws Exception {
sessionAttributeStore.storeAttribute(request, "attr1", "value1");
sessionAttributeStore.storeAttribute(request, "attr2", "value2");
sessionAttributeStore.storeAttribute(request, "attr3", new TestBean());
sessionAttributesHandler.cleanupAttributes(request);
assertNull(sessionAttributeStore.retrieveAttribute(request, "attr1"));
assertNull(sessionAttributeStore.retrieveAttribute(request, "attr2"));
assertNotNull(sessionAttributeStore.retrieveAttribute(request, "attr3"));
// Resolve 'attr3' by type
sessionAttributesHandler.isHandlerSessionAttribute("attr3", TestBean.class);
sessionAttributesHandler.cleanupAttributes(request);
assertNull(sessionAttributeStore.retrieveAttribute(request, "attr3"));
}
@Test
public void storeAttributes() throws Exception {
ModelMap model = new ModelMap();
model.put("attr1", "value1");
model.put("attr2", "value2");
model.put("attr3", new TestBean());
sessionAttributesHandler.storeAttributes(request, model);
assertEquals("value1", sessionAttributeStore.retrieveAttribute(request, "attr1"));
assertEquals("value2", sessionAttributeStore.retrieveAttribute(request, "attr2"));
assertTrue(sessionAttributeStore.retrieveAttribute(request, "attr3") instanceof TestBean);
}
@SessionAttributes(names = { "attr1", "attr2" }, types = { TestBean.class })
private static class SessionAttributeHandler {
}
}