ResourceDispatcherDelegateTest.java :  » REST » pj2r » com » google » code » pj2r » resources » Java Open Source

/*
 *  Copyright 2009 Johan Maasing.
 * 
 *  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.
 *  under the License.
 */
package com.google.code.pj2r.resources;

import com.google.code.pj2r.Marshaller;
import com.google.code.pj2r.beanutils.BeanUtilsMarshaller;
import com.google.code.pj2r.resources.mocks.ConflictResource;
import com.google.code.pj2r.resources.mocks.MockNullListResouce;
import com.google.code.pj2r.resources.mocks.MockResource;
import com.google.code.pj2r.resources.mocks.MockResourceFactory;
import com.google.code.pj2r.resources.mocks.UnsafeIDMockResource;
import com.google.code.pj2r.resources.mocks.request.MockHeadersHttpServletRequest;
import com.google.code.pj2r.resources.mocks.response.WritableHttpServletResponse;
import javax.servlet.http.HttpServletResponse;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import static org.junit.Assert.*;

/**
 *
 * @author joma7188
 */
public class ResourceDispatcherDelegateTest {

  public ResourceDispatcherDelegateTest() {
  }

  @BeforeClass
  public static void setUpClass() throws Exception {
  }

  @AfterClass
  public static void tearDownClass() throws Exception {
  }

  /**
   * Test of doGet method, of class ResourceDispatcherDelegate.
   */
  @Test
  public void testDoGetList() throws Exception {
    MockResource resource = new MockResource();
    MockResourceFactory factory = new MockResourceFactory(resource);
    Marshaller marshaller = new BeanUtilsMarshaller();

    MockHeadersHttpServletRequest request = new MockHeadersHttpServletRequest("/mock", "GET");
    WritableHttpServletResponse response = new WritableHttpServletResponse();

    ResourceDispatcherDelegate instance = new ResourceDispatcherDelegate(factory, marshaller);
    instance.doGet(request, response);

    assertEquals(HttpServletResponse.SC_OK, response.getStatus());
    assertEquals("application/json; charset=UTF-8", response.getContentType());
    assertTrue(resource.isList());
    assertFalse(resource.isGet());
    assertFalse(resource.isCreate());
    assertFalse(resource.isDelete());
    assertFalse(resource.isUpdate());
    assertEquals(MockResource.TEST_ARRAY, response.getContent());
  }

  @Test
  public void testDoGetListWithNullResource() throws Exception {
    MockNullListResouce resource = new MockNullListResouce();
    MockResourceFactory factory = new MockResourceFactory(resource);
    Marshaller marshaller = new BeanUtilsMarshaller();

    MockHeadersHttpServletRequest request = new MockHeadersHttpServletRequest("/mock", "GET");
    WritableHttpServletResponse response = new WritableHttpServletResponse();

    ResourceDispatcherDelegate instance = new ResourceDispatcherDelegate(factory, marshaller);
    instance.doGet(request, response);

    assertEquals(HttpServletResponse.SC_OK, response.getStatus());
    assertEquals("application/json; charset=UTF-8", response.getContentType());
    assertTrue(resource.isList());
    assertFalse(resource.isGet());
    assertFalse(resource.isCreate());
    assertFalse(resource.isDelete());
    assertFalse(resource.isUpdate());
    assertEquals("[]", response.getContent());
  }

  @Test
  public void testDoGetObject() throws Exception {
    MockResource resource = new MockResource();
    MockResourceFactory factory = new MockResourceFactory(resource);
    Marshaller marshaller = new BeanUtilsMarshaller();

    MockHeadersHttpServletRequest request = new MockHeadersHttpServletRequest("/mock/1", "GET");
    WritableHttpServletResponse response = new WritableHttpServletResponse();

    ResourceDispatcherDelegate instance = new ResourceDispatcherDelegate(factory, marshaller);
    instance.doGet(request, response);

    assertEquals(HttpServletResponse.SC_OK, response.getStatus());
    assertEquals("application/json; charset=UTF-8", response.getContentType());
    assertFalse(resource.isList());
    assertTrue(resource.isGet());
    assertFalse(resource.isCreate());
    assertFalse(resource.isDelete());
    assertFalse(resource.isUpdate());
    assertEquals(MockResource.TEST_OBJECT, response.getContent());
  }

  /**
   * Test of doPost method, of class ResourceDispatcherDelegate.
   */
  @Test
  public void testDoPost() throws Exception {
    MockResource resource = new MockResource();
    MockResourceFactory factory = new MockResourceFactory(resource);
    Marshaller marshaller = new BeanUtilsMarshaller();

    MockHeadersHttpServletRequest request = new MockHeadersHttpServletRequest("/mock", "POST");
    WritableHttpServletResponse response = new WritableHttpServletResponse();

    ResourceDispatcherDelegate instance = new ResourceDispatcherDelegate(factory, marshaller);
    instance.doPost(request, response);

    assertEquals("Status is created", HttpServletResponse.SC_CREATED, response.getStatus());
    assertFalse(resource.isList());
    assertFalse(resource.isGet());
    assertTrue(resource.isCreate());
    assertFalse(resource.isDelete());
    assertFalse(resource.isUpdate());
    String locationHeader = response.getHeader("Location");
    assertNotNull("Location header is set", locationHeader);
    assertEquals("Location header is correct", "http://localhost/1", locationHeader);
  }

  @Test
  public void testDoPostWithUnsafeID() throws Exception {
    UnsafeIDMockResource resource = new UnsafeIDMockResource();
    MockResourceFactory factory = new MockResourceFactory(resource);
    Marshaller marshaller = new BeanUtilsMarshaller();

    MockHeadersHttpServletRequest request = new MockHeadersHttpServletRequest("/mock", "POST");
    WritableHttpServletResponse response = new WritableHttpServletResponse();

    ResourceDispatcherDelegate instance = new ResourceDispatcherDelegate(factory, marshaller);
    instance.doPost(request, response);

    assertEquals("Status is created", HttpServletResponse.SC_CREATED, response.getStatus());
    assertFalse(resource.isList());
    assertFalse(resource.isGet());
    assertTrue(resource.isCreate());
    assertFalse(resource.isDelete());
    assertFalse(resource.isUpdate());
    String locationHeader = response.getHeader("Location");
    assertNotNull("Location header is set", locationHeader);
    assertFalse("Location header is not unencoded",
        "http://localhost/   three spaces before and then some really wierd characters in the ID: <>/:".equals(locationHeader));
    assertTrue("Location header is encoded",
        "http://localhost/+++three+spaces+before+and+then+some+really+wierd+characters+in+the+ID%3A+%C3%85%C3%84%C3%96%3C%3E%2F%3A".equals(locationHeader));
  }

  /**
   * Test of doDelete method, of class ResourceDispatcherDelegate.
   */
  @Test
  public void testDoDelete() throws Exception {
    MockResource resource = new MockResource();
    MockResourceFactory factory = new MockResourceFactory(resource);
    Marshaller marshaller = new BeanUtilsMarshaller();

    MockHeadersHttpServletRequest request = new MockHeadersHttpServletRequest("/mock/1", "DELETE");
    WritableHttpServletResponse response = new WritableHttpServletResponse();

    ResourceDispatcherDelegate instance = new ResourceDispatcherDelegate(factory, marshaller);
    instance.doDelete(request, response);

    assertEquals(HttpServletResponse.SC_OK, response.getStatus());
    assertFalse(resource.isList());
    assertFalse(resource.isGet());
    assertFalse(resource.isCreate());
    assertTrue(resource.isDelete());
    assertFalse(resource.isUpdate());
    assertEquals("1", resource.getDeleteId());
  }

  /**
   * Test of doPut method, of class ResourceDispatcherDelegate.
   */
  @Test
  public void testDoPut() throws Exception {
    MockResource resource = new MockResource();
    MockResourceFactory factory = new MockResourceFactory(resource);
    Marshaller marshaller = new BeanUtilsMarshaller();

    MockHeadersHttpServletRequest request = new MockHeadersHttpServletRequest("/mock/1", "PUT");
    WritableHttpServletResponse response = new WritableHttpServletResponse();

    ResourceDispatcherDelegate instance = new ResourceDispatcherDelegate(factory, marshaller);
    instance.doPut(request, response);

    assertEquals(HttpServletResponse.SC_OK, response.getStatus());
    assertFalse(resource.isList());
    assertFalse(resource.isGet());
    assertFalse(resource.isCreate());
    assertFalse(resource.isDelete());
    assertTrue(resource.isUpdate());
    assertEquals("1", resource.getUpdateId());
  }

  @Test
  public void testDoPutWithConflict() throws Exception {
    ConflictResource resource = new ConflictResource();
    MockResourceFactory factory = new MockResourceFactory(resource);
    Marshaller marshaller = new BeanUtilsMarshaller();

    MockHeadersHttpServletRequest request = new MockHeadersHttpServletRequest("/mock/1", "PUT");
    WritableHttpServletResponse response = new WritableHttpServletResponse();

    ResourceDispatcherDelegate instance = new ResourceDispatcherDelegate(factory, marshaller);
    instance.doPut(request, response);

    assertEquals(HttpServletResponse.SC_CONFLICT, response.getStatus());
    assertFalse(resource.isList());
    assertFalse(resource.isGet());
    assertFalse(resource.isCreate());
    assertFalse(resource.isDelete());
    assertTrue(resource.isUpdate());
    assertEquals("1", resource.getUpdateId());
  }

  @Test
  public void testDoPutWithAcceptAllHeader() throws Exception {
    MockResource resource = new MockResource();
    MockResourceFactory factory = new MockResourceFactory(resource);
    Marshaller marshaller = new BeanUtilsMarshaller();

    MockHeadersHttpServletRequest request = new MockHeadersHttpServletRequest("/mock/1", "PUT");
    request.putHeader("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8");
    WritableHttpServletResponse response = new WritableHttpServletResponse();

    ResourceDispatcherDelegate instance = new ResourceDispatcherDelegate(factory, marshaller);
    instance.doPut(request, response);

    assertEquals(HttpServletResponse.SC_OK, response.getStatus());
    assertFalse(resource.isList());
    assertFalse(resource.isGet());
    assertFalse(resource.isCreate());
    assertFalse(resource.isDelete());
    assertTrue(resource.isUpdate());
    assertEquals("1", resource.getUpdateId());
  }

  @Test
  public void testDoPutWithAcceptJSONHeader() throws Exception {
    MockResource resource = new MockResource();
    MockResourceFactory factory = new MockResourceFactory(resource);
    Marshaller marshaller = new BeanUtilsMarshaller();

    MockHeadersHttpServletRequest request = new MockHeadersHttpServletRequest("/mock/1", "PUT");
    request.putHeader("Accept", "application/json");
    WritableHttpServletResponse response = new WritableHttpServletResponse();

    ResourceDispatcherDelegate instance = new ResourceDispatcherDelegate(factory, marshaller);
    instance.doPut(request, response);

    assertEquals(HttpServletResponse.SC_OK, response.getStatus());
    assertFalse(resource.isList());
    assertFalse(resource.isGet());
    assertFalse(resource.isCreate());
    assertFalse(resource.isDelete());
    assertTrue(resource.isUpdate());
    assertEquals("1", resource.getUpdateId());
  }

  @Test
  public void testDoPutWithUnAcceptableHeader() throws Exception {
    MockResource resource = new MockResource();
    MockResourceFactory factory = new MockResourceFactory(resource);
    Marshaller marshaller = new BeanUtilsMarshaller();

    MockHeadersHttpServletRequest request = new MockHeadersHttpServletRequest("/mock/1", "PUT");
    request.putHeader("Accept", "text/html");
    WritableHttpServletResponse response = new WritableHttpServletResponse();

    ResourceDispatcherDelegate instance = new ResourceDispatcherDelegate(factory, marshaller);
    instance.doPut(request, response);

    assertEquals(HttpServletResponse.SC_NOT_ACCEPTABLE, response.getStatus());
    // No methods called on resource
    assertFalse(resource.isList());
    assertFalse(resource.isGet());
    assertFalse(resource.isCreate());
    assertFalse(resource.isDelete());
    assertFalse(resource.isUpdate());
  }
}