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      1 package com.xtremelabs.robolectric.shadows;
      2 
      3 import android.content.res.Resources;
      4 import android.graphics.Bitmap;
      5 import android.graphics.BitmapFactory;
      6 import android.graphics.Matrix;
      7 import android.graphics.drawable.AnimationDrawable;
      8 import android.graphics.drawable.Drawable;
      9 import android.graphics.drawable.LayerDrawable;
     10 import android.widget.ImageView;
     11 import com.xtremelabs.robolectric.R;
     12 import com.xtremelabs.robolectric.Robolectric;
     13 import com.xtremelabs.robolectric.WithTestDefaultsRunner;
     14 import org.junit.Before;
     15 import org.junit.Test;
     16 import org.junit.runner.RunWith;
     17 
     18 import static com.xtremelabs.robolectric.Robolectric.shadowOf;
     19 import static com.xtremelabs.robolectric.Robolectric.visualize;
     20 import static org.hamcrest.CoreMatchers.equalTo;
     21 import static org.hamcrest.CoreMatchers.is;
     22 import static org.hamcrest.MatcherAssert.assertThat;
     23 import static org.junit.Assert.assertEquals;
     24 import static org.junit.Assert.assertFalse;
     25 import static org.junit.Assert.assertTrue;
     26 
     27 @RunWith(WithTestDefaultsRunner.class)
     28 public class ImageViewTest {
     29     private ImageView imageView;
     30 
     31     @Before
     32     public void setUp() throws Exception {
     33         Resources resources = Robolectric.application.getResources();
     34         Bitmap bitmap = BitmapFactory.decodeResource(resources,
     35                 R.drawable.an_image);
     36         imageView = new ImageView(Robolectric.application);
     37         imageView.setImageBitmap(bitmap);
     38     }
     39 
     40     @Test
     41     public void shouldDrawWithImageMatrix() throws Exception {
     42         imageView.setImageMatrix(new Matrix());
     43         assertEquals("Bitmap for resource:drawable/an_image",
     44                 visualize(imageView));
     45 
     46         Matrix matrix = new Matrix();
     47         matrix.setTranslate(15, 20);
     48         imageView.setImageMatrix(matrix);
     49         assertEquals("Bitmap for resource:drawable/an_image at (15,20)",
     50                 visualize(imageView));
     51     }
     52 
     53     @Test
     54     public void shouldCopyMatrixSetup() throws Exception {
     55         Matrix matrix = new Matrix();
     56         matrix.setTranslate(15, 20);
     57         imageView.setImageMatrix(matrix);
     58         assertEquals("Bitmap for resource:drawable/an_image at (15,20)",
     59                 visualize(imageView));
     60 
     61         matrix.setTranslate(30, 40);
     62         assertEquals("Bitmap for resource:drawable/an_image at (15,20)",
     63                 visualize(imageView));
     64 
     65         imageView.setImageMatrix(matrix);
     66         assertEquals("Bitmap for resource:drawable/an_image at (30,40)",
     67                 visualize(imageView));
     68     }
     69 
     70     @Test
     71     public void testSetImageResource_drawable() {
     72         imageView.setImageResource(R.drawable.l0_red);
     73         assertTrue("Drawable", imageView.getDrawable() instanceof Drawable);
     74         assertFalse("LayerDrawable",
     75                 imageView.getDrawable() instanceof LayerDrawable);
     76     }
     77 
     78     @Test
     79     public void testSetAnimatedImage_drawable() {
     80         imageView.setImageResource(R.drawable.animation_list);
     81         Drawable animation = imageView.getDrawable();
     82         assertTrue(animation instanceof Drawable);
     83         assertTrue(animation instanceof AnimationDrawable);
     84     }
     85 
     86     @Test
     87     public void testSetAnimationItem() throws Exception {
     88         imageView.setImageResource(R.drawable.animation_list);
     89         AnimationDrawable animation = (AnimationDrawable) imageView.getDrawable();
     90         assertEquals(3, animation.getNumberOfFrames());
     91     }
     92 
     93     @Test
     94     public void testSetImageResource_layerDrawable() {
     95         imageView.setImageResource(R.drawable.rainbow);
     96         assertTrue("Drawable", imageView.getDrawable() instanceof Drawable);
     97         assertTrue("LayerDrawable",
     98                 imageView.getDrawable() instanceof LayerDrawable);
     99         assertThat(shadowOf(imageView.getDrawable()).getLoadedFromResourceId(), is(R.drawable.rainbow));
    100     }
    101 
    102     @Test
    103     public void testSetImageLevel() throws Exception {
    104         imageView.setImageLevel(2);
    105         assertThat(shadowOf(imageView).getImageLevel(), equalTo(2));
    106     }
    107 }
    108