apis/swift/src/test/java/org/jclouds/openstack/swift/handlers/ParseSwiftErrorFromHttpResponseTest.java

/**
 * Licensed to jclouds, Inc. (jclouds) under one or more
 * contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  jclouds licenses this file
 * to you 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.jclouds.openstack.swift.handlers;

import static org.easymock.EasyMock.createMock;
import static org.easymock.EasyMock.expect;
import static org.easymock.EasyMock.replay;
import static org.easymock.EasyMock.reportMatcher;
import static org.easymock.EasyMock.verify;

import java.net.URI;

import org.easymock.IArgumentMatcher;
import org.jclouds.blobstore.ContainerNotFoundException;
import org.jclouds.blobstore.KeyNotFoundException;
import org.jclouds.http.HttpCommand;
import org.jclouds.http.HttpRequest;
import org.jclouds.http.HttpRequest.Builder;
import org.jclouds.http.HttpResponse;
import org.jclouds.openstack.swift.CopyObjectException;
import org.jclouds.openstack.swift.reference.SwiftHeaders;
import org.testng.annotations.Test;

import com.google.common.base.Strings;

/**
 * 
 * @author Adrian Cole
 */
@Test(groups = { "unit" })
public class ParseSwiftErrorFromHttpResponseTest {

   @Test
   public void test404SetsCopyObjectException() {
      assertCodeMakes("HEAD",
            URI.create("http://host/v1/MossoCloudFS_7064cdb1d49d4dcba3c899ac33e8409d/adriancole-blobstore1/key"), 404,
            "Not Found", "text/plain", "", "/bad/source/path", CopyObjectException.class);
   }

   @Test
   public void test404SetsKeyNotFoundExceptionMosso() {
      assertCodeMakes("HEAD",
            URI.create("http://host/v1/MossoCloudFS_7064cdb1d49d4dcba3c899ac33e8409d/adriancole-blobstore1/key"), 404,
            "Not Found", "", KeyNotFoundException.class);
   }

   @Test
   public void test404SetsKeyNotFoundExceptionSwift() {
      assertCodeMakes("HEAD",
            URI.create("http://67.202.39.175:8080/v1/AUTH_7064cdb1d49d4dcba3c899ac33e8409d/adriancole-blobstore1/key"),
            404, "Not Found", "", KeyNotFoundException.class);
   }

   @Test
   public void test404SetsContainerNotFoundExceptionMosso() {
      assertCodeMakes("HEAD",
            URI.create("http://host/v1/MossoCloudFS_7064cdb1d49d4dcba3c899ac33e8409d/adriancole-blobstore1"), 404,
            "Not Found", "", ContainerNotFoundException.class);
   }

   @Test
   public void test404SetsContainerNotFoundExceptionSwift() {
      assertCodeMakes("HEAD",
            URI.create("http://67.202.39.175:8080/v1/AUTH_7064cdb1d49d4dcba3c899ac33e8409d/adriancole-blobstore1"),
            404, "Not Found", "", ContainerNotFoundException.class);
   }

   private void assertCodeMakes(String method, URI uri, int statusCode, String message, String content,
         Class<? extends Exception> expected) {
      assertCodeMakes(method, uri, statusCode, message, "text/plain", content, expected);
   }

   private void assertCodeMakes(String method, URI uri, int statusCode, String message, String contentType,
         String content, Class<? extends Exception> expected) {
      assertCodeMakes(method, uri, statusCode, message, contentType, content, "", expected);
   }

   private void assertCodeMakes(String method, URI uri, int statusCode, String message, String contentType,
	         String content, String copyObjectSourcePath, Class<? extends Exception> expected) {
    ParseSwiftErrorFromHttpResponse function = new ParseSwiftErrorFromHttpResponse();

    HttpCommand command = createMock(HttpCommand.class);
    Builder<?> requestBuilder = HttpRequest.builder().method(method).endpoint(uri);
    
    if (!Strings.isNullOrEmpty(copyObjectSourcePath)) {
      requestBuilder.addHeader(SwiftHeaders.OBJECT_COPY_FROM, copyObjectSourcePath);
    }
    
    HttpRequest request = requestBuilder.build();
    HttpResponse response = HttpResponse.builder().statusCode(statusCode).message(message).payload(content).build();
    response.getPayload().getContentMetadata().setContentType(contentType);

    expect(command.getCurrentRequest()).andReturn(request).atLeastOnce();
    command.setException(classEq(expected));

    replay(command);

    function.handleError(command, response);

    verify(command);	   
 }

   public static Exception classEq(final Class<? extends Exception> in) {
      reportMatcher(new IArgumentMatcher() {

         @Override
         public void appendTo(StringBuffer buffer) {
            buffer.append("classEq(");
            buffer.append(in);
            buffer.append(")");
         }

         @Override
         public boolean matches(Object arg) {
            return arg.getClass() == in;
         }

      });
      return null;
   }

}