spring ParameterizableViewControllerTests 源码
spring ParameterizableViewControllerTests 代码
文件路径：/spring-webmvc/src/test/java/org/springframework/web/servlet/mvc/ParameterizableViewControllerTests.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.mvc;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.springframework.http.HttpMethod;
import org.springframework.ui.ModelMap;
import org.springframework.web.servlet.DispatcherServlet;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.testfixture.servlet.MockHttpServletRequest;
import org.springframework.web.testfixture.servlet.MockHttpServletResponse;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Test fixture with a ParameterizableViewController.
*
* @author Rossen Stoyanchev
* @since 3.1.1
*/
public class ParameterizableViewControllerTests {
private ParameterizableViewController controller;
private MockHttpServletRequest request;
@BeforeEach
public void setup() {
this.controller = new ParameterizableViewController();
this.request = new MockHttpServletRequest("GET", "/");
}
@Test
public void handleRequestWithViewName() throws Exception {
String viewName = "testView";
this.controller.setViewName(viewName);
ModelAndView mav = this.controller.handleRequest(this.request, new MockHttpServletResponse());
assertThat(mav.getViewName()).isEqualTo(viewName);
assertThat(mav.getModel().isEmpty()).isTrue();
}
@Test
public void handleRequestWithoutViewName() throws Exception {
ModelAndView mav = this.controller.handleRequest(this.request, new MockHttpServletResponse());
assertThat(mav.getViewName()).isNull();
assertThat(mav.getModel().isEmpty()).isTrue();
}
@Test
public void handleRequestWithFlashAttributes() throws Exception {
this.request.setAttribute(DispatcherServlet.INPUT_FLASH_MAP_ATTRIBUTE, new ModelMap("name", "value"));
ModelAndView mav = this.controller.handleRequest(this.request, new MockHttpServletResponse());
assertThat(mav.getModel().size()).isEqualTo(1);
assertThat(mav.getModel().get("name")).isEqualTo("value");
}
@Test
public void handleRequestHttpOptions() throws Exception {
this.request.setMethod(HttpMethod.OPTIONS.name());
MockHttpServletResponse response = new MockHttpServletResponse();
ModelAndView mav = this.controller.handleRequest(this.request, response);
assertThat(mav).isNull();
assertThat(response.getHeader("Allow")).isEqualTo("GET,HEAD,OPTIONS");
}
}
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