eu.cloudwave.wp5.feedbackhandler.controller.AbstractBaseControllerIntegrationTest.java Source code

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/*******************************************************************************
 * Copyright 2015 Software Evolution and Architecture Lab, University of Zurich
 * 
 * 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 eu.cloudwave.wp5.feedbackhandler.controller;

import static org.fest.assertions.Assertions.assertThat;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;

import org.junit.Before;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.test.context.web.WebAppConfiguration;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.MvcResult;
import org.springframework.test.web.servlet.ResultMatcher;
import org.springframework.test.web.servlet.request.MockHttpServletRequestBuilder;
import org.springframework.test.web.servlet.setup.MockMvcBuilders;
import org.springframework.web.context.WebApplicationContext;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;

/**
 * A base class for controller tests.
 */
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = { "/spring-test.xml" })
@WebAppConfiguration
public abstract class AbstractBaseControllerIntegrationTest {

    private MockMvc mockMvc;

    @Autowired
    private WebApplicationContext webApplicationContext;

    @Before
    public void setUp() {
        this.mockMvc = MockMvcBuilders.webAppContextSetup(this.webApplicationContext).build();
    }

    protected final String expectedResponseBodyOf(final String string) throws JsonProcessingException {
        return string;
    }

    protected final String expectedResponseBodyOf(final Object object) throws JsonProcessingException {
        final ObjectMapper mapper = new ObjectMapper();
        return mapper.writeValueAsString(object);
    }

    protected final void assertTextResponseOk(final MockHttpServletRequestBuilder requestBuilder,
            final String expectedResponseText) throws Exception {
        assertTextResponse(requestBuilder, status().isOk(), expectedResponseText);
    }

    protected final void assertObjectResponseOk(final MockHttpServletRequestBuilder requestBuilder,
            final Object expectedResponseBody) throws Exception {
        assertObjectResponse(requestBuilder, status().isOk(), expectedResponseBody);
    }

    protected final void assertTextResponse(final MockHttpServletRequestBuilder requestBuilder,
            final ResultMatcher expectedResponseStatus, final String expectedResponseText) throws Exception {
        assertThat(executeRequest(requestBuilder, expectedResponseStatus)).isEqualTo(expectedResponseText);
    }

    protected final void assertObjectResponse(final MockHttpServletRequestBuilder requestBuilder,
            final ResultMatcher expectedResponseStatus, final Object expectedResponseBody) throws Exception {
        assertThat(executeRequest(requestBuilder, expectedResponseStatus))
                .isEqualTo(expectedResponseBodyOf(expectedResponseBody));
    }

    private String executeRequest(final MockHttpServletRequestBuilder requestBuilder,
            final ResultMatcher expectedResponseStatus) throws Exception {
        final MvcResult result = mockMvc.perform(requestBuilder).andExpect(expectedResponseStatus).andReturn();
        return result.getResponse().getContentAsString();
    }

}