/*
* Copyright 2002-2017 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.method.annotation;
import java.util.Collections;
import java.util.Map;
import org.junit.Before;
import org.junit.Test;
import org.springframework.core.MethodParameter;
import org.springframework.mock.web.test.MockHttpServletRequest;
import org.springframework.mock.web.test.MockHttpServletResponse;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.context.request.NativeWebRequest;
import org.springframework.web.context.request.ServletWebRequest;
import org.springframework.web.method.ResolvableMethod;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.springframework.web.method.MvcAnnotationPredicates.requestParam;
/**
* Test fixture with {@link RequestParamMapMethodArgumentResolver}.
*
* @author Arjen Poutsma
* @author Rossen Stoyanchev
*/
public class RequestParamMapMethodArgumentResolverTests {
private RequestParamMapMethodArgumentResolver resolver;
private NativeWebRequest webRequest;
private MockHttpServletRequest request;
private ResolvableMethod testMethod = ResolvableMethod.on(getClass()).named("handle").build();
@Before
public void setUp() throws Exception {
resolver = new RequestParamMapMethodArgumentResolver();
request = new MockHttpServletRequest();
webRequest = new ServletWebRequest(request, new MockHttpServletResponse());
}
@Test
public void supportsParameter() {
MethodParameter param = this.testMethod.annot(requestParam().noName()).arg(Map.class);
assertTrue(resolver.supportsParameter(param));
param = this.testMethod.annotPresent(RequestParam.class).arg(MultiValueMap.class);
assertTrue(resolver.supportsParameter(param));
param = this.testMethod.annot(requestParam().name("name")).arg(Map.class);
assertFalse(resolver.supportsParameter(param));
param = this.testMethod.annotNotPresent(RequestParam.class).arg(Map.class);
assertFalse(resolver.supportsParameter(param));
}
@Test
public void resolveMapArgument() throws Exception {
String name = "foo";
String value = "bar";
request.addParameter(name, value);
Map<String, String> expected = Collections.singletonMap(name, value);
MethodParameter param = this.testMethod.annot(requestParam().noName()).arg(Map.class);
Object result = resolver.resolveArgument(param, null, webRequest, null);
assertTrue(result instanceof Map);
assertEquals("Invalid result", expected, result);
}
@Test
public void resolveMultiValueMapArgument() throws Exception {
String name = "foo";
String value1 = "bar";
String value2 = "baz";
request.addParameter(name, value1, value2);
MultiValueMap<String, String> expected = new LinkedMultiValueMap<>(1);
expected.add(name, value1);
expected.add(name, value2);
MethodParameter param = this.testMethod.annotPresent(RequestParam.class).arg(MultiValueMap.class);
Object result = resolver.resolveArgument(param, null, webRequest, null);
assertTrue(result instanceof MultiValueMap);
assertEquals("Invalid result", expected, result);
}
public void handle(
@RequestParam Map<?, ?> param1,
@RequestParam MultiValueMap<?, ?> param2,
@RequestParam("name") Map<?, ?> param3,
Map<?, ?> param4) {
}
}