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      1 /*
      2  * Copyright (C) 2018 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.keyguard;
     18 
     19 import android.content.Context;
     20 import android.content.Intent;
     21 import android.test.suitebuilder.annotation.SmallTest;
     22 import android.testing.AndroidTestingRunner;
     23 import android.testing.TestableLooper;
     24 import android.testing.TestableLooper.RunWithLooper;
     25 
     26 import com.android.internal.telephony.IccCardConstants;
     27 import com.android.internal.telephony.TelephonyIntents;
     28 import com.android.systemui.SysuiTestCase;
     29 
     30 import org.junit.Assert;
     31 import org.junit.Before;
     32 import org.junit.Test;
     33 import org.junit.runner.RunWith;
     34 
     35 import java.util.concurrent.atomic.AtomicBoolean;
     36 
     37 @SmallTest
     38 @RunWith(AndroidTestingRunner.class)
     39 // We must run on the main looper because KeyguardUpdateMonitor#mHandler is initialized with
     40 // new Handler(Looper.getMainLooper()).
     41 //
     42 // Using the main looper should be avoided whenever possible, please don't copy this over to
     43 // new tests.
     44 @RunWithLooper(setAsMainLooper = true)
     45 public class KeyguardUpdateMonitorTest extends SysuiTestCase {
     46 
     47     private TestableLooper mTestableLooper;
     48 
     49     @Before
     50     public void setup() {
     51         mTestableLooper = TestableLooper.get(this);
     52     }
     53 
     54     @Test
     55     public void testIgnoresSimStateCallback_rebroadcast() {
     56         Intent intent = new Intent(TelephonyIntents.ACTION_SIM_STATE_CHANGED);
     57 
     58         TestableKeyguardUpdateMonitor keyguardUpdateMonitor =
     59                 new TestableKeyguardUpdateMonitor(getContext());
     60 
     61         keyguardUpdateMonitor.mBroadcastReceiver.onReceive(getContext(), intent);
     62         mTestableLooper.processAllMessages();
     63         Assert.assertTrue("onSimStateChanged not called",
     64                 keyguardUpdateMonitor.hasSimStateJustChanged());
     65 
     66         intent.putExtra(TelephonyIntents.EXTRA_REBROADCAST_ON_UNLOCK, true);
     67         keyguardUpdateMonitor.mBroadcastReceiver.onReceive(getContext(), intent);
     68         mTestableLooper.processAllMessages();
     69         Assert.assertFalse("onSimStateChanged should have been skipped",
     70                 keyguardUpdateMonitor.hasSimStateJustChanged());
     71     }
     72 
     73     private class TestableKeyguardUpdateMonitor extends KeyguardUpdateMonitor {
     74         AtomicBoolean mSimStateChanged = new AtomicBoolean(false);
     75 
     76         protected TestableKeyguardUpdateMonitor(Context context) {
     77             super(context);
     78             // Avoid race condition when unexpected broadcast could be received.
     79             context.unregisterReceiver(mBroadcastReceiver);
     80         }
     81 
     82         public boolean hasSimStateJustChanged() {
     83             return mSimStateChanged.getAndSet(false);
     84         }
     85 
     86         @Override
     87         protected void handleSimStateChange(int subId, int slotId,
     88                 IccCardConstants.State state) {
     89             mSimStateChanged.set(true);
     90             super.handleSimStateChange(subId, slotId, state);
     91         }
     92     }
     93 }
     94