/*
* Copyright 2002-2015 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.servlet.view;
import java.util.Locale;
import java.util.Map;
import java.util.MissingResourceException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.junit.Before;
import org.junit.Test;
import org.springframework.beans.factory.BeanIsAbstractException;
import org.springframework.core.io.Resource;
import org.springframework.mock.web.test.MockServletContext;
import org.springframework.web.context.support.ServletContextResource;
import org.springframework.web.context.support.StaticWebApplicationContext;
import org.springframework.web.servlet.View;
import static org.hamcrest.CoreMatchers.*;
import static org.junit.Assert.*;
import static org.junit.Assume.*;
/**
* @author Rod Johnson
* @author Juergen Hoeller
* @author Sam Brannen
*/
public class ResourceBundleViewResolverTests {
/** Comes from this package */
private static String PROPS_FILE = "org.springframework.web.servlet.view.testviews";
private final ResourceBundleViewResolver rb = new ResourceBundleViewResolver();
private final StaticWebApplicationContext wac = new StaticWebApplicationContext();
@Before
public void setUp() throws Exception {
rb.setBasename(PROPS_FILE);
rb.setCache(getCache());
rb.setDefaultParentView("testParent");
wac.setServletContext(new MockServletContext());
wac.refresh();
// This will be propagated to views, so we need it.
rb.setApplicationContext(wac);
}
/**
* Not a constant: allows overrides.
* Controls whether to cache views.
*/
protected boolean getCache() {
return true;
}
@Test
public void parentsAreAbstract() throws Exception {
try {
rb.resolveViewName("debug.Parent", Locale.ENGLISH);
fail("Should have thrown BeanIsAbstractException");
}
catch (BeanIsAbstractException ex) {
// expected
}
try {
rb.resolveViewName("testParent", Locale.ENGLISH);
fail("Should have thrown BeanIsAbstractException");
}
catch (BeanIsAbstractException ex) {
// expected
}
}
@Test
public void debugViewEnglish() throws Exception {
View v = rb.resolveViewName("debugView", Locale.ENGLISH);
assertThat(v, instanceOf(InternalResourceView.class));
InternalResourceView jv = (InternalResourceView) v;
assertEquals("debugView must have correct URL", "jsp/debug/debug.jsp", jv.getUrl());
Map<String, Object> m = jv.getStaticAttributes();
assertEquals("Must have 2 static attributes", 2, m.size());
assertEquals("attribute foo", "bar", m.get("foo"));
assertEquals("attribute postcode", "SE10 9JY", m.get("postcode"));
assertEquals("Correct default content type", AbstractView.DEFAULT_CONTENT_TYPE, jv.getContentType());
}
@Test
public void debugViewFrench() throws Exception {
View v = rb.resolveViewName("debugView", Locale.FRENCH);
assertThat(v, instanceOf(InternalResourceView.class));
InternalResourceView jv = (InternalResourceView) v;
assertEquals("French debugView must have correct URL", "jsp/debug/deboug.jsp", jv.getUrl());
assertEquals("Correct overridden (XML) content type", "text/xml;charset=ISO-8859-1", jv.getContentType());
}
@Test
public void eagerInitialization() throws Exception {
ResourceBundleViewResolver rb = new ResourceBundleViewResolver();
rb.setBasename(PROPS_FILE);
rb.setCache(getCache());
rb.setDefaultParentView("testParent");
rb.setLocalesToInitialize(new Locale[] {Locale.ENGLISH, Locale.FRENCH});
rb.setApplicationContext(wac);
View v = rb.resolveViewName("debugView", Locale.FRENCH);
assertThat(v, instanceOf(InternalResourceView.class));
InternalResourceView jv = (InternalResourceView) v;
assertEquals("French debugView must have correct URL", "jsp/debug/deboug.jsp", jv.getUrl());
assertEquals("Correct overridden (XML) content type", "text/xml;charset=ISO-8859-1", jv.getContentType());
}
@Test
public void sameBundleOnlyCachedOnce() throws Exception {
assumeTrue(rb.isCache());
View v1 = rb.resolveViewName("debugView", Locale.ENGLISH);
View v2 = rb.resolveViewName("debugView", Locale.UK);
assertSame(v1, v2);
}
@Test
public void noSuchViewEnglish() throws Exception {
assertNull(rb.resolveViewName("xxxxxxweorqiwuopeir", Locale.ENGLISH));
}
@Test
public void onSetContextCalledOnce() throws Exception {
TestView tv = (TestView) rb.resolveViewName("test", Locale.ENGLISH);
tv = (TestView) rb.resolveViewName("test", Locale.ENGLISH);
tv = (TestView) rb.resolveViewName("test", Locale.ENGLISH);
assertEquals("test has correct name", "test", tv.getBeanName());
assertEquals("test should have been initialized once, not ", 1, tv.initCount);
}
@Test(expected = MissingResourceException.class)
public void noSuchBasename() throws Exception {
rb.setBasename("weoriwoierqupowiuer");
rb.resolveViewName("debugView", Locale.ENGLISH);
}
static class TestView extends AbstractView {
public int initCount;
public void setLocation(Resource location) {
if (!(location instanceof ServletContextResource)) {
throw new IllegalArgumentException("Expecting ServletContextResource, not " + location.getClass().getName());
}
}
@Override
protected void renderMergedOutputModel(Map<String, Object> model, HttpServletRequest request,
HttpServletResponse response) {
}
@Override
protected void initApplicationContext() {
++initCount;
}
}
}