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/*
* 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.resource;
import java.util.Collections;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import org.junit.Before;
import org.junit.Test;
import org.springframework.core.io.ClassPathResource;
import org.springframework.core.io.Resource;
import org.springframework.mock.web.test.MockHttpServletRequest;
import static org.junit.Assert.*;
import static org.mockito.BDDMockito.*;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
/**
* Unit tests for
* {@link org.springframework.web.servlet.resource.WebJarsResourceResolver}.
*
* @author Brian Clozel
*/
public class WebJarsResourceResolverTests {
private List<Resource> locations;
private WebJarsResourceResolver resolver;
private ResourceResolverChain chain;
private HttpServletRequest request = new MockHttpServletRequest();
@Before
public void setup() {
// for this to work, an actual WebJar must be on the test classpath
this.locations = Collections.singletonList(new ClassPathResource("/META-INF/resources/webjars/"));
this.resolver = new WebJarsResourceResolver();
this.chain = mock(ResourceResolverChain.class);
}
@Test
public void resolveUrlExisting() {
this.locations = Collections.singletonList(new ClassPathResource("/META-INF/resources/webjars/", getClass()));
String file = "/foo/2.3/foo.txt";
given(this.chain.resolveUrlPath(file, this.locations)).willReturn(file);
String actual = this.resolver.resolveUrlPath(file, this.locations, this.chain);
assertEquals(file, actual);
verify(this.chain, times(1)).resolveUrlPath(file, this.locations);
}
@Test
public void resolveUrlExistingNotInJarFile() {
this.locations = Collections.singletonList(new ClassPathResource("/META-INF/resources/webjars/", getClass()));
String file = "/foo/foo.txt";
given(this.chain.resolveUrlPath(file, this.locations)).willReturn(null);
String actual = this.resolver.resolveUrlPath(file, this.locations, this.chain);
assertNull(actual);
verify(this.chain, times(1)).resolveUrlPath(file, this.locations);
verify(this.chain, never()).resolveUrlPath("/foo/2.3/foo.txt", this.locations);
}
@Test
public void resolveUrlWebJarResource() {
String file = "/underscorejs/underscore.js";
String expected = "/underscorejs/1.8.3/underscore.js";
given(this.chain.resolveUrlPath(file, this.locations)).willReturn(null);
given(this.chain.resolveUrlPath(expected, this.locations)).willReturn(expected);
String actual = this.resolver.resolveUrlPath(file, this.locations, this.chain);
assertEquals(expected, actual);
verify(this.chain, times(1)).resolveUrlPath(file, this.locations);
verify(this.chain, times(1)).resolveUrlPath(expected, this.locations);
}
@Test
public void resolveUrlWebJarResourceNotFound() {
String file = "/something/something.js";
given(this.chain.resolveUrlPath(file, this.locations)).willReturn(null);
String actual = this.resolver.resolveUrlPath(file, this.locations, this.chain);
assertNull(actual);
verify(this.chain, times(1)).resolveUrlPath(file, this.locations);
verify(this.chain, never()).resolveUrlPath(null, this.locations);
}
@Test
public void resolveResourceExisting() {
Resource expected = mock(Resource.class);
this.locations = Collections.singletonList(new ClassPathResource("/META-INF/resources/webjars/", getClass()));
String file = "/foo/2.3/foo.txt";
given(this.chain.resolveResource(this.request, file, this.locations)).willReturn(expected);
Resource actual = this.resolver.resolveResource(this.request, file, this.locations, this.chain);
assertEquals(expected, actual);
verify(this.chain, times(1)).resolveResource(this.request, file, this.locations);
}
@Test
public void resolveResourceNotFound() {
String file = "/something/something.js";
given(this.chain.resolveUrlPath(file, this.locations)).willReturn(null);
Resource actual = this.resolver.resolveResource(this.request, file, this.locations, this.chain);
assertNull(actual);
verify(this.chain, times(1)).resolveResource(this.request, file, this.locations);
verify(this.chain, never()).resolveResource(this.request, null, this.locations);
}
@Test
public void resolveResourceWebJar() {
Resource expected = mock(Resource.class);
String file = "/underscorejs/underscore.js";
String expectedPath = "/underscorejs/1.8.3/underscore.js";
this.locations = Collections.singletonList(new ClassPathResource("/META-INF/resources/webjars/", getClass()));
given(this.chain.resolveResource(this.request, expectedPath, this.locations)).willReturn(expected);
Resource actual = this.resolver.resolveResource(this.request, file, this.locations, this.chain);
assertEquals(expected, actual);
verify(this.chain, times(1)).resolveResource(this.request, file, this.locations);
}
}
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