com.doitnext.http.router.responsehandlers.DefaultSuccessHandlerTest.java Source code

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Here is the source code for com.doitnext.http.router.responsehandlers.DefaultSuccessHandlerTest.java

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/**
 * Copyright (C) 2013 Steve Owens (DoItNext.com) http://www.doitnext.com
 *
 * 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.doitnext.http.router.responsehandlers;

import java.io.IOException;
import java.io.UnsupportedEncodingException;

import javax.servlet.http.HttpServletResponse;

import org.junit.Assert;
import org.junit.Test;
import org.mockito.Mockito;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.mock.web.MockHttpServletResponse;

/**
 * @author Steve Owens (steve@doitnext.com)
 *
 */
public class DefaultSuccessHandlerTest {
    Logger logger = LoggerFactory.getLogger(DefaultSuccessHandlerTest.class);

    @Test
    public void testGettersAndSetters() {
        DefaultSuccessHandler h = new DefaultSuccessHandler();
        Assert.assertTrue(h.getResponseTypes().isEmpty());
        Assert.assertTrue(h.getResponseFormats().contains("application/json"));
    }

    @Test
    public void testHandleResponseYes() throws UnsupportedEncodingException {
        DefaultSuccessHandler h = new DefaultSuccessHandler();
        String responseData = "Hidey Ho!!";
        MockHttpServletResponse response = new MockHttpServletResponse();
        boolean handled = h.handleResponse(null, null, response, responseData);
        Assert.assertTrue(handled);

        Assert.assertEquals("\"Hidey Ho!!\"", response.getContentAsString());
    }

    @Test
    public void testHandleResponseNo() {
        DefaultSuccessHandler h = new DefaultSuccessHandler();
        String responseData = "Hidey Ho!!";
        HttpServletResponse response = Mockito.mock(HttpServletResponse.class);
        Exception e = new RuntimeException();
        Mockito.doThrow(e).when(response).setContentType(Mockito.anyString());
        logger.info(
                "Testing DefaultSuccessHandler ability to handle exceptions while interacting with HttpServletResponse");
        boolean handled = h.handleResponse(null, null, response, responseData);
        logger.info("Awesome!! DefaultSuccessHandler handled the exception appropriately.");
        Assert.assertTrue(handled);
    }

    @Test
    public void testHandleResponseFail() {
        DefaultSuccessHandler h = new DefaultSuccessHandler();
        String responseData = "Hidey Ho!!";
        HttpServletResponse response = Mockito.mock(HttpServletResponse.class);
        Exception e = new RuntimeException();
        IOException ioe = new IOException();
        Mockito.doThrow(e).when(response).setContentType(Mockito.anyString());
        try {
            Mockito.doThrow(ioe).when(response).sendError(500);
            logger.info(
                    "Testing DefaultSuccessHandler ability to handle exceptions while interacting with HttpServletResponse");
            boolean handled = h.handleResponse(null, null, response, responseData);
            Assert.assertTrue(handled);
            logger.info("Awesome!! DefaultSuccessHandler handled the exception appropriately.");
        } catch (IOException e1) {
            e1.printStackTrace();
        }
    }

    @Test
    public void testHandleVoidResponses() {
        DefaultSuccessHandler h = new DefaultSuccessHandler();
        String responseData = null;
        MockHttpServletResponse response = new MockHttpServletResponse();
        boolean handled = h.handleResponse(null, null, response, responseData);
        Assert.assertTrue(handled);
    }

}