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 
17 package android.view.inputmethod.cts.util;
18 
19 import android.app.KeyguardManager;
20 import android.content.Context;
21 import android.os.PowerManager;
22 
23 import androidx.test.platform.app.InstrumentationRegistry;
24 
25 import org.junit.rules.TestRule;
26 import org.junit.runner.Description;
27 import org.junit.runners.model.Statement;
28 
29 /**
30  * {@link TestRule} class that will turn screen on and unlock insecure keyguard when necessary
31  * before each test method running.
32  */
33 public class UnlockScreenRule implements TestRule {
34     @Override
apply(Statement base, Description description)35     public Statement apply(Statement base, Description description) {
36         final Context context = InstrumentationRegistry.getInstrumentation().getContext();
37         final PowerManager pm = context.getSystemService(PowerManager.class);
38         final KeyguardManager km = context.getSystemService(KeyguardManager.class);
39 
40         return new Statement() {
41             @Override
42             public void evaluate() throws Throwable {
43                 if (pm != null && !pm.isInteractive()) {
44                     TestUtils.turnScreenOn();
45                 }
46                 if (km != null && km.isKeyguardLocked()) {
47                     TestUtils.unlockScreen();
48                 }
49                 base.evaluate();
50             }
51         };
52     }
53 }
54