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      1 /*
      2  * Copyright (C) 2016 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 static junit.framework.Assert.assertEquals;
     20 
     21 import static org.mockito.ArgumentMatchers.eq;
     22 import static org.mockito.Mockito.verify;
     23 
     24 import android.test.suitebuilder.annotation.SmallTest;
     25 import android.testing.AndroidTestingRunner;
     26 import android.testing.TestableLooper.RunWithLooper;
     27 
     28 import com.android.systemui.SysuiTestCase;
     29 import com.android.systemui.statusbar.policy.ConfigurationController;
     30 
     31 import org.junit.Before;
     32 import org.junit.Test;
     33 import org.junit.runner.RunWith;
     34 import org.mockito.Mock;
     35 import org.mockito.MockitoAnnotations;
     36 
     37 @SmallTest
     38 @RunWith(AndroidTestingRunner.class)
     39 @RunWithLooper
     40 public class KeyguardMessageAreaTest extends SysuiTestCase {
     41     @Mock
     42     private ConfigurationController mConfigurationController;
     43     @Mock
     44     private KeyguardUpdateMonitor mKeyguardUpdateMonitor;
     45     private KeyguardMessageArea mMessageArea;
     46 
     47     @Before
     48     public void setUp() throws Exception {
     49         MockitoAnnotations.initMocks(this);
     50         mMessageArea = new KeyguardMessageArea(mContext, null, mKeyguardUpdateMonitor,
     51                 mConfigurationController);
     52         waitForIdleSync();
     53     }
     54 
     55     @Test
     56     public void onAttachedToWindow_registersConfigurationCallback() {
     57         mMessageArea.onAttachedToWindow();
     58         verify(mConfigurationController).addCallback(eq(mMessageArea));
     59 
     60         mMessageArea.onDetachedFromWindow();
     61         verify(mConfigurationController).removeCallback(eq(mMessageArea));
     62     }
     63 
     64     @Test
     65     public void clearFollowedByMessage_keepsMessage() {
     66         mMessageArea.setMessage("");
     67         mMessageArea.setMessage("test");
     68 
     69         CharSequence[] messageText = new CharSequence[1];
     70         messageText[0] = mMessageArea.getText();
     71 
     72         assertEquals("test", messageText[0]);
     73     }
     74 
     75 }
     76