com.trenako.web.infrastructure.SearchRequestArgumentResolverTests.java Source code

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Here is the source code for com.trenako.web.infrastructure.SearchRequestArgumentResolverTests.java

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/*
 * Copyright 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 com.trenako.web.infrastructure;

import static org.mockito.Matchers.eq;
import static org.mockito.Matchers.isA;
import static org.mockito.Mockito.*;
import static org.junit.Assert.*;

import java.lang.reflect.Method;

import javax.servlet.http.HttpServletRequest;

import org.junit.Before;
import org.junit.Test;
import org.mockito.invocation.InvocationOnMock;
import org.mockito.stubbing.Answer;
import org.springframework.core.MethodParameter;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.web.bind.support.WebDataBinderFactory;
import org.springframework.web.context.request.NativeWebRequest;
import org.springframework.web.servlet.mvc.method.annotation.ExtendedServletRequestDataBinder;

import com.trenako.criteria.SearchRequest;
import com.trenako.results.RangeRequest;

/**
 * 
 * @author Carlo Micieli
 *
 */
public class SearchRequestArgumentResolverTests {
    SearchRequestArgumentResolver resolver = new SearchRequestArgumentResolver();

    MethodParameter parSearchRequest;
    MethodParameter parRangeRequest;

    @Before
    public void setup() throws Exception {
        Method method = getClass().getMethod("testmethod", SearchRequest.class, RangeRequest.class);
        parSearchRequest = new MethodParameter(method, 0);
        parRangeRequest = new MethodParameter(method, 1);
    }

    @Test
    public void shouldSupportsSearchCriteriaParameters() {
        assertTrue(resolver.supportsParameter(parSearchRequest));
        assertFalse(resolver.supportsParameter(parRangeRequest));
    }

    @Test
    public void shouldResolveRequestAsSearchRequest() throws Exception {
        HttpServletRequest request = new MockHttpServletRequest();
        ((MockHttpServletRequest) request).setRequestURI("/trenako-web/rs/brand/acme/railway/fs");
        NativeWebRequest webRequest = mock(NativeWebRequest.class);
        when(webRequest.getNativeRequest()).thenReturn(request);

        WebDataBinderFactory binderFactory = mock(WebDataBinderFactory.class);
        when(binderFactory.createBinder(eq(webRequest), isA(SearchRequest.class), eq("")))
                .thenAnswer(new Answer<ExtendedServletRequestDataBinder>() {
                    @Override
                    public ExtendedServletRequestDataBinder answer(InvocationOnMock invocation) throws Throwable {
                        Object[] args = invocation.getArguments();
                        SearchRequest req = (SearchRequest) args[1];
                        return new ExtendedServletRequestDataBinder(req, "");
                    }
                });

        Object obj = resolver.resolveArgument(parSearchRequest, null, webRequest, binderFactory);

        assertNotNull(obj);
        assertTrue(obj instanceof SearchRequest);

        SearchRequest expected = new SearchRequest();
        expected.setBrand("acme");
        expected.setRailway("fs");

        assertEquals(expected, (SearchRequest) obj);
    }

    // helper method for testing
    public void testmethod(SearchRequest sc, RangeRequest range) {
    }
}