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package com.android.tests.overlay2;
import android.graphics.Bitmap;
import android.graphics.drawable.BitmapDrawable;
import android.test.ActivityInstrumentationTestCase2;
import android.test.suitebuilder.annotation.MediumTest;
import android.widget.ImageView;
public class MainTest extends ActivityInstrumentationTestCase2<Main> {
private final static int GREEN = 0xFF00FF00;
private ImageView mNoOverlayIV;
private ImageView mTypeOverlayIV;
private ImageView mFlavorOverlayIV;
private ImageView mTypeFlavorOverlayIV;
/**
* Creates an {@link ActivityInstrumentationTestCase2} that tests the {@link Main} activity.
*/
public MainTest() {
super(Main.class);
}
@Override
protected void setUp() throws Exception {
super.setUp();
final Main a = getActivity();
// ensure a valid handle to the activity has been returned
assertNotNull(a);
mNoOverlayIV = (ImageView) a.findViewById(R.id.no_overlay);
mTypeOverlayIV = (ImageView) a.findViewById(R.id.type_overlay);
mFlavorOverlayIV = (ImageView) a.findViewById(R.id.flavor_overlay);
mTypeFlavorOverlayIV = (ImageView) a.findViewById(R.id.type_flavor_overlay);
}
/**
* The name 'test preconditions' is a convention to signal that if this
* test doesn't pass, the test case was not set up properly and it might
* explain any and all failures in other tests. This is not guaranteed
* to run before other tests, as junit uses reflection to find the tests.
*/
@MediumTest
public void testPreconditions() {
assertNotNull(mNoOverlayIV);
assertNotNull(mTypeOverlayIV);
assertNotNull(mFlavorOverlayIV);
assertNotNull(mTypeFlavorOverlayIV);
}
public void testNoOverlay() {
pixelLooker(mNoOverlayIV, GREEN);
}
public void testTypeOverlay() {
pixelLooker(mTypeOverlayIV, GREEN);
}
public void testFlavorOverlay() {
pixelLooker(mFlavorOverlayIV, GREEN);
}
public void testTypeFlavorOverlay() {
pixelLooker(mTypeFlavorOverlayIV, GREEN);
}
private void pixelLooker(ImageView iv, int expectedColor) {
BitmapDrawable d = (BitmapDrawable) iv.getDrawable();
Bitmap bitmap = d.getBitmap();
assertEquals(expectedColor, bitmap.getPixel(0, 0));
}
}
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