ImageManagerTests.java

/*
 *  Copyright (c) 2012 Daniel Huckaby
 *
 *  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.handlerexploit.prime.utils;

import java.lang.reflect.Method;
import java.util.concurrent.ExecutorService;

import junit.framework.Assert;

import org.junit.Test;

public class ImageManagerTests {
    
    private static final String SOURCE = "https://github.com/DHuckaby/Prime/raw/master/examples/res/drawable-hdpi/ic_launcher.png";
    
    @Test
    public void copyURLToByteArray() throws Exception {
        Method method = ImageManager.class.getDeclaredMethod("copyURLToByteArray", String.class);
        method.setAccessible(true);
        
        byte[] byteArray = (byte[]) method.invoke(null, new Object[] {SOURCE});
        Assert.assertNotNull(byteArray);
        Assert.assertTrue(byteArray.length > 0);
        
        byteArray = (byte[]) (byte[]) method.invoke(null, new Object[] {null});
        Assert.assertNull(byteArray);
    }
    
    @Test
    public void getKey() throws Exception {
        Method method = ImageManager.class.getDeclaredMethod("getKey", String.class);
        method.setAccessible(true);
        
        String key = (String) method.invoke(null, new Object[] {SOURCE});
        Assert.assertNotNull(key);
        
        key = (String) method.invoke(null, new Object[] {null});
        Assert.assertNull(key);
    }
    
    @Test
    public void newConfiguredThreadPool() throws Exception {
        Method method = ImageManager.class.getDeclaredMethod("newConfiguredThreadPool");
        method.setAccessible(true);

        ExecutorService executorService = (ExecutorService) method.invoke(null);
        Assert.assertNotNull(executorService);
    }
}