org.jclouds.http.functions.ReturnStringIf200Test.java Source code

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Here is the source code for org.jclouds.http.functions.ReturnStringIf200Test.java

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/**
 *
 * Copyright (C) 2009 Cloud Conscious, LLC. <info@cloudconscious.com>
 *
 * ====================================================================
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF 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.http.functions;

import static org.easymock.EasyMock.expect;
import static org.easymock.classextension.EasyMock.createMock;
import static org.easymock.classextension.EasyMock.replay;
import static org.easymock.classextension.EasyMock.verify;
import static org.testng.Assert.assertEquals;

import java.io.IOException;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeoutException;

import org.apache.commons.io.IOUtils;
import org.jclouds.http.HttpResponse;
import org.jclouds.http.functions.ReturnStringIf200;
import org.testng.annotations.Test;

import com.google.common.base.Function;

@Test(groups = { "unit" })
public class ReturnStringIf200Test {

    @Test
    public void testExceptionWhenNoContentOn200()
            throws ExecutionException, InterruptedException, TimeoutException, IOException {
        Function<HttpResponse, String> function = new ReturnStringIf200();
        HttpResponse response = createMock(HttpResponse.class);
        expect(response.getStatusCode()).andReturn(200).atLeastOnce();
        expect(response.getContent()).andReturn(null);
        replay(response);
        try {
            function.apply(response);
        } catch (Exception e) {
            assert e.getMessage().equals("no content");
        }
        verify(response);
    }

    @Test
    public void testExceptionWhenIOExceptionOn200()
            throws ExecutionException, InterruptedException, TimeoutException, IOException {
        Function<HttpResponse, String> function = new ReturnStringIf200();
        HttpResponse response = createMock(HttpResponse.class);
        expect(response.getStatusCode()).andReturn(200).atLeastOnce();
        RuntimeException exception = new RuntimeException("bad");
        expect(response.getContent()).andThrow(exception);
        replay(response);
        try {
            function.apply(response);
        } catch (Exception e) {
            assert e.equals(exception);
        }
        verify(response);
    }

    @Test
    public void testResponseOk() throws Exception {
        Function<HttpResponse, String> function = new ReturnStringIf200();
        HttpResponse response = createMock(HttpResponse.class);
        expect(response.getStatusCode()).andReturn(200).atLeastOnce();
        expect(response.getContent()).andReturn(IOUtils.toInputStream("hello"));
        replay(response);
        assertEquals(function.apply(response), "hello");
        verify(response);
    }
}