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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.messaging.datamodel;
     18 
     19 import android.content.res.Resources;
     20 import android.graphics.Bitmap;
     21 import android.graphics.BitmapFactory;
     22 import android.test.suitebuilder.annotation.SmallTest;
     23 
     24 import com.android.messaging.BugleTestCase;
     25 import com.android.messaging.FakeFactory;
     26 import com.android.messaging.R;
     27 
     28 import org.mockito.Mock;
     29 
     30 import java.util.HashSet;
     31 import java.util.Set;
     32 
     33 @SmallTest
     34 public class BitmapPoolTest extends BugleTestCase {
     35     private static final int POOL_SIZE = 5;
     36     private static final int IMAGE_DIM = 1;
     37     private static final String NAME = "BitmapPoolTest";
     38 
     39     @Mock private MemoryCacheManager mockMemoryCacheManager;
     40 
     41     @Override
     42     protected void setUp() throws Exception {
     43         super.setUp();
     44         FakeFactory.register(getTestContext())
     45                 .withMemoryCacheManager(mockMemoryCacheManager);
     46     }
     47 
     48     private Set<Bitmap> fillPoolAndGetPoolContents(final BitmapPool pool, final int width,
     49             final int height) {
     50         final Set<Bitmap> returnedBitmaps = new HashSet<Bitmap>();
     51         for (int i = 0; i < POOL_SIZE; i++) {
     52             final Bitmap temp = pool.createOrReuseBitmap(width, height);
     53             assertFalse(returnedBitmaps.contains(temp));
     54             returnedBitmaps.add(temp);
     55         }
     56         for (final Bitmap b : returnedBitmaps) {
     57             pool.reclaimBitmap(b);
     58         }
     59         assertTrue(pool.isFull(width, height));
     60         return returnedBitmaps;
     61     }
     62 
     63     public void testCreateAndPutBackInPoolTest() {
     64         final BitmapPool pool = new BitmapPool(POOL_SIZE, NAME);
     65         final Bitmap bitmap = pool.createOrReuseBitmap(IMAGE_DIM, IMAGE_DIM);
     66         assertFalse(bitmap.isRecycled());
     67         assertFalse(pool.isFull(IMAGE_DIM, IMAGE_DIM));
     68         pool.reclaimBitmap(bitmap);
     69 
     70         // Don't recycle because the pool isn't full yet.
     71         assertFalse(bitmap.isRecycled());
     72     }
     73 
     74     public void testCreateBeyondFullAndCheckReuseTest() {
     75         final BitmapPool pool = new BitmapPool(POOL_SIZE, NAME);
     76         final Set<Bitmap> returnedBitmaps =
     77                 fillPoolAndGetPoolContents(pool, IMAGE_DIM, IMAGE_DIM);
     78         final Bitmap overflowBitmap = pool.createOrReuseBitmap(IMAGE_DIM, IMAGE_DIM);
     79         assertFalse(overflowBitmap.isRecycled());
     80         assertTrue(returnedBitmaps.contains(overflowBitmap));
     81     }
     82 
     83     /**
     84      * Make sure that we have the correct options to create mutable for bitmap pool reuse.
     85      */
     86     public void testAssertBitmapOptionsAreMutable() {
     87         final BitmapFactory.Options options =
     88                 BitmapPool.getBitmapOptionsForPool(false, IMAGE_DIM, IMAGE_DIM);
     89         assertTrue(options.inMutable);
     90     }
     91 
     92     public void testDecodeFromResourceBitmap() {
     93         final BitmapPool pool = new BitmapPool(POOL_SIZE, NAME);
     94         final BitmapFactory.Options options =
     95                 BitmapPool.getBitmapOptionsForPool(true, IMAGE_DIM, IMAGE_DIM);
     96         final Resources resources = getContext().getResources();
     97         final Bitmap resourceBitmap = pool.decodeSampledBitmapFromResource(
     98                 R.drawable.msg_bubble_incoming, resources, options, IMAGE_DIM, IMAGE_DIM);
     99         assertNotNull(resourceBitmap);
    100         assertTrue(resourceBitmap.getByteCount() > 0);
    101     }
    102 }
    103