spring InternalResourceViewTests 源码
spring InternalResourceViewTests 代码
文件路径:/spring-webmvc/src/test/java/org/springframework/web/servlet/view/InternalResourceViewTests.java
/*
* Copyright 2002-2019 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
*
* https://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.Collections;
import java.util.HashMap;
import java.util.Map;
import jakarta.servlet.http.HttpServletRequest;
import org.junit.jupiter.api.Test;
import org.springframework.web.servlet.View;
import org.springframework.web.testfixture.servlet.MockHttpServletRequest;
import org.springframework.web.testfixture.servlet.MockHttpServletResponse;
import org.springframework.web.testfixture.servlet.MockRequestDispatcher;
import org.springframework.web.testfixture.servlet.MockServletContext;
import org.springframework.web.util.WebUtils;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
import static org.mockito.BDDMockito.given;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
/**
* Unit tests for {@link InternalResourceView}.
*
* @author Rod Johnson
* @author Juergen Hoeller
* @author Sam Brannen
*/
public class InternalResourceViewTests {
@SuppressWarnings("serial")
private static final Map<String, Object> model = Collections.unmodifiableMap(new HashMap<String, Object>() {{
put("foo", "bar");
put("I", 1L);
}});
private static final String url = "forward-to";
private final HttpServletRequest request = mock(HttpServletRequest.class);
private final MockHttpServletResponse response = new MockHttpServletResponse();
private final InternalResourceView view = new InternalResourceView();
/**
* If the url property isn't supplied, view initialization should fail.
*/
@Test
public void rejectsNullUrl() throws Exception {
assertThatIllegalArgumentException().isThrownBy(
view::afterPropertiesSet);
}
@Test
public void forward() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest("GET", "/myservlet/handler.do");
request.setContextPath("/mycontext");
request.setServletPath("/myservlet");
request.setPathInfo(";mypathinfo");
request.setQueryString("?param1=value1");
view.setUrl(url);
view.setServletContext(new MockServletContext() {
@Override
public int getMinorVersion() {
return 4;
}
});
view.render(model, request, response);
assertThat(response.getForwardedUrl()).isEqualTo(url);
model.forEach((key, value) -> assertThat(request.getAttribute(key)).as("Values for model key '" + key
+ "' must match").isEqualTo(value));
}
@Test
public void alwaysInclude() throws Exception {
given(request.getAttribute(View.PATH_VARIABLES)).willReturn(null);
given(request.getRequestDispatcher(url)).willReturn(new MockRequestDispatcher(url));
view.setUrl(url);
view.setAlwaysInclude(true);
// Can now try multiple tests
view.render(model, request, response);
assertThat(response.getIncludedUrl()).isEqualTo(url);
model.forEach((key, value) -> verify(request).setAttribute(key, value));
}
@Test
public void includeOnAttribute() throws Exception {
given(request.getAttribute(View.PATH_VARIABLES)).willReturn(null);
given(request.getAttribute(WebUtils.INCLUDE_REQUEST_URI_ATTRIBUTE)).willReturn("somepath");
given(request.getRequestDispatcher(url)).willReturn(new MockRequestDispatcher(url));
view.setUrl(url);
// Can now try multiple tests
view.render(model, request, response);
assertThat(response.getIncludedUrl()).isEqualTo(url);
model.forEach((key, value) -> verify(request).setAttribute(key, value));
}
@Test
public void includeOnCommitted() throws Exception {
given(request.getAttribute(View.PATH_VARIABLES)).willReturn(null);
given(request.getAttribute(WebUtils.INCLUDE_REQUEST_URI_ATTRIBUTE)).willReturn(null);
given(request.getRequestDispatcher(url)).willReturn(new MockRequestDispatcher(url));
response.setCommitted(true);
view.setUrl(url);
// Can now try multiple tests
view.render(model, request, response);
assertThat(response.getIncludedUrl()).isEqualTo(url);
model.forEach((k, v) -> verify(request).setAttribute(k, v));
}
}
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