/*
* Copyright 2002-2012 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 org.junit.Before;
import org.junit.Test;
import org.springframework.core.MethodParameter;
import org.springframework.mock.web.test.MockHttpServletRequest;
import org.springframework.validation.BindingResult;
import org.springframework.validation.Errors;
import org.springframework.web.bind.WebDataBinder;
import org.springframework.web.context.request.NativeWebRequest;
import org.springframework.web.context.request.ServletWebRequest;
import org.springframework.web.method.support.ModelAndViewContainer;
import static org.junit.Assert.*;
/**
* Test fixture with {@link ErrorsMethodArgumentResolver}.
*
* @author Rossen Stoyanchev
*/
public class ErrorsMethodHandlerArgumentResolverTests {
private final ErrorsMethodArgumentResolver resolver = new ErrorsMethodArgumentResolver();
private BindingResult bindingResult;
private MethodParameter paramErrors;
private NativeWebRequest webRequest;
@Before
public void setUp() throws Exception {
paramErrors = new MethodParameter(getClass().getDeclaredMethod("handle", Errors.class), 0);
bindingResult = new WebDataBinder(new Object(), "attr").getBindingResult();
webRequest = new ServletWebRequest(new MockHttpServletRequest());
}
@Test
public void supports() throws Exception {
resolver.supportsParameter(paramErrors);
}
@Test
public void bindingResult() throws Exception {
ModelAndViewContainer mavContainer = new ModelAndViewContainer();
mavContainer.addAttribute("ignore1", "value1");
mavContainer.addAttribute("ignore2", "value2");
mavContainer.addAttribute("ignore3", "value3");
mavContainer.addAttribute("ignore4", "value4");
mavContainer.addAttribute("ignore5", "value5");
mavContainer.addAllAttributes(bindingResult.getModel());
Object actual = resolver.resolveArgument(paramErrors, mavContainer, webRequest, null);
assertSame(actual, bindingResult);
}
@Test(expected=IllegalStateException.class)
public void bindingResultNotFound() throws Exception {
ModelAndViewContainer mavContainer = new ModelAndViewContainer();
mavContainer.addAllAttributes(bindingResult.getModel());
mavContainer.addAttribute("ignore1", "value1");
resolver.resolveArgument(paramErrors, mavContainer, webRequest, null);
}
@Test(expected=IllegalStateException.class)
public void noBindingResult() throws Exception {
resolver.resolveArgument(paramErrors, new ModelAndViewContainer(), webRequest, null);
}
@SuppressWarnings("unused")
private void handle(Errors errors) {
}
}