1 /*
2  * Copyright (C) 2020 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 package com.android.server.textclassifier;
17 
18 import static com.google.common.truth.Truth.assertThat;
19 
20 import android.content.Context;
21 import android.graphics.drawable.Drawable;
22 import android.graphics.drawable.Icon;
23 import android.net.Uri;
24 
25 import androidx.test.core.app.ApplicationProvider;
26 import androidx.test.runner.AndroidJUnit4;
27 
28 import org.junit.Test;
29 import org.junit.runner.RunWith;
30 
31 /**
32  * Validity test for {@link IconsContentProvider}.
33  */
34 @RunWith(AndroidJUnit4.class)
35 public final class IconsContentProviderTest {
36 
37     @Test
testLoadResource()38     public void testLoadResource() {
39         final Context context = ApplicationProvider.getApplicationContext();
40         // Testing with the android package name because this is the only package name
41         // that returns the same uri across multiple classloaders.
42         final String packageName = "android";
43         final int resId = android.R.drawable.btn_star;
44         final Uri uri = IconsUriHelper.getInstance().getContentUri(packageName, resId);
45 
46         final Drawable expected = Icon.createWithResource(packageName, resId).loadDrawable(context);
47         // Ensure we are testing with a non-empty image.
48         assertThat(expected.getIntrinsicWidth()).isGreaterThan(0);
49         assertThat(expected.getIntrinsicHeight()).isGreaterThan(0);
50 
51         final Drawable actual = Icon.createWithContentUri(uri).loadDrawable(context);
52         assertThat(actual).isNotNull();
53         assertThat(IconsContentProvider.sameIcon(actual, expected)).isTrue();
54     }
55 
56     @Test
testLoadResource_badUri()57     public void testLoadResource_badUri() {
58         final Uri badUri = new Uri.Builder()
59                 .scheme("content")
60                 .authority(IconsUriHelper.AUTHORITY)
61                 .path("badPackageId")
62                 .appendPath("1234")
63                 .build();
64 
65         final Context context = ApplicationProvider.getApplicationContext();
66         assertThat(Icon.createWithContentUri(badUri).loadDrawable(context)).isNull();
67     }
68 }
69 
70