/*
* 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.servlet.resource;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.hamcrest.Matchers;
import org.junit.Before;
import org.junit.Test;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.ClassPathResource;
import org.springframework.core.io.Resource;
import org.springframework.mock.web.test.MockHttpServletRequest;
import org.springframework.mock.web.test.MockServletContext;
import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
import org.springframework.web.servlet.handler.SimpleUrlHandlerMapping;
import static org.junit.Assert.*;
/**
* Unit tests for {@link ResourceUrlProvider}.
*
* @author Jeremy Grelle
* @author Rossen Stoyanchev
*/
public class ResourceUrlProviderTests {
private final List<Resource> locations = new ArrayList<>();
private final ResourceHttpRequestHandler handler = new ResourceHttpRequestHandler();
private final Map<String, ResourceHttpRequestHandler> handlerMap = new HashMap<>();
private final ResourceUrlProvider urlProvider = new ResourceUrlProvider();
@Before
public void setUp() throws Exception {
this.locations.add(new ClassPathResource("test/", getClass()));
this.locations.add(new ClassPathResource("testalternatepath/", getClass()));
this.handler.setServletContext(new MockServletContext());
this.handler.setLocations(locations);
this.handler.afterPropertiesSet();
this.handlerMap.put("/resources/**", this.handler);
this.urlProvider.setHandlerMap(this.handlerMap);
}
@Test
public void getStaticResourceUrl() {
String url = this.urlProvider.getForLookupPath("/resources/foo.css");
assertEquals("/resources/foo.css", url);
}
@Test // SPR-13374
public void getStaticResourceUrlRequestWithQueryOrHash() {
MockHttpServletRequest request = new MockHttpServletRequest();
request.setContextPath("/");
request.setRequestURI("/");
String url = "/resources/foo.css?foo=bar&url=http://example.org";
String resolvedUrl = this.urlProvider.getForRequestUrl(request, url);
assertEquals("/resources/foo.css?foo=bar&url=http://example.org", resolvedUrl);
url = "/resources/foo.css#hash";
resolvedUrl = this.urlProvider.getForRequestUrl(request, url);
assertEquals("/resources/foo.css#hash", resolvedUrl);
}
@Test
public void getFingerprintedResourceUrl() {
Map<String, VersionStrategy> versionStrategyMap = new HashMap<>();
versionStrategyMap.put("/**", new ContentVersionStrategy());
VersionResourceResolver versionResolver = new VersionResourceResolver();
versionResolver.setStrategyMap(versionStrategyMap);
List<ResourceResolver> resolvers = new ArrayList<>();
resolvers.add(versionResolver);
resolvers.add(new PathResourceResolver());
this.handler.setResourceResolvers(resolvers);
String url = this.urlProvider.getForLookupPath("/resources/foo.css");
assertEquals("/resources/foo-e36d2e05253c6c7085a91522ce43a0b4.css", url);
}
@Test // SPR-12647
public void bestPatternMatch() throws Exception {
ResourceHttpRequestHandler otherHandler = new ResourceHttpRequestHandler();
otherHandler.setLocations(this.locations);
Map<String, VersionStrategy> versionStrategyMap = new HashMap<>();
versionStrategyMap.put("/**", new ContentVersionStrategy());
VersionResourceResolver versionResolver = new VersionResourceResolver();
versionResolver.setStrategyMap(versionStrategyMap);
List<ResourceResolver> resolvers = new ArrayList<>();
resolvers.add(versionResolver);
resolvers.add(new PathResourceResolver());
otherHandler.setResourceResolvers(resolvers);
this.handlerMap.put("/resources/*.css", otherHandler);
this.urlProvider.setHandlerMap(this.handlerMap);
String url = this.urlProvider.getForLookupPath("/resources/foo.css");
assertEquals("/resources/foo-e36d2e05253c6c7085a91522ce43a0b4.css", url);
}
@Test // SPR-12592
public void initializeOnce() throws Exception {
AnnotationConfigWebApplicationContext context = new AnnotationConfigWebApplicationContext();
context.setServletContext(new MockServletContext());
context.register(HandlerMappingConfiguration.class);
context.refresh();
ResourceUrlProvider urlProviderBean = context.getBean(ResourceUrlProvider.class);
assertThat(urlProviderBean.getHandlerMap(), Matchers.hasKey("/resources/**"));
assertFalse(urlProviderBean.isAutodetect());
}
@Configuration
@SuppressWarnings({"unused", "WeakerAccess"})
static class HandlerMappingConfiguration {
@Bean
public SimpleUrlHandlerMapping simpleUrlHandlerMapping() {
ResourceHttpRequestHandler handler = new ResourceHttpRequestHandler();
HashMap<String, ResourceHttpRequestHandler> handlerMap = new HashMap<>();
handlerMap.put("/resources/**", handler);
SimpleUrlHandlerMapping hm = new SimpleUrlHandlerMapping();
hm.setUrlMap(handlerMap);
return hm;
}
@Bean
public ResourceUrlProvider resourceUrlProvider() {
return new ResourceUrlProvider();
}
}
}