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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.car.settings.security;
     18 
     19 import static com.google.common.truth.Truth.assertThat;
     20 
     21 import static org.mockito.Mockito.verify;
     22 import static org.mockito.MockitoAnnotations.initMocks;
     23 
     24 import android.view.View;
     25 
     26 import com.android.car.settings.CarSettingsRobolectricTestRunner;
     27 import com.android.car.settings.R;
     28 
     29 import org.junit.Before;
     30 import org.junit.Test;
     31 import org.junit.runner.RunWith;
     32 import org.mockito.Mock;
     33 import org.robolectric.RuntimeEnvironment;
     34 
     35 import java.util.Arrays;
     36 
     37 @RunWith(CarSettingsRobolectricTestRunner.class)
     38 public class PinPadViewTest {
     39 
     40     private static int[] sAllKeys =
     41             Arrays.copyOf(PinPadView.PIN_PAD_DIGIT_KEYS, PinPadView.NUM_KEYS);
     42     static {
     43         sAllKeys[PinPadView.PIN_PAD_DIGIT_KEYS.length] = R.id.key_backspace;
     44         sAllKeys[PinPadView.PIN_PAD_DIGIT_KEYS.length + 1] = R.id.key_enter;
     45     }
     46 
     47     private PinPadView mPinPadView;
     48 
     49     @Mock
     50     private PinPadView.PinPadClickListener mClickListener;
     51 
     52     @Before
     53     public void initPinPad() {
     54         initMocks(this);
     55         mPinPadView = new PinPadView(RuntimeEnvironment.application);
     56         mPinPadView.setPinPadClickListener(mClickListener);
     57     }
     58 
     59     // Verify that when the pin pad is enabled or disabled, all the keys are in the same state.
     60     @Test
     61     public void testEnableDisablePinPad() {
     62         mPinPadView.setEnabled(false);
     63 
     64         for (int id : sAllKeys) {
     65             View key = mPinPadView.findViewById(id);
     66             assertThat(key.isEnabled()).isFalse();
     67         }
     68 
     69         mPinPadView.setEnabled(true);
     70 
     71         for (int id : sAllKeys) {
     72             View key = mPinPadView.findViewById(id);
     73             assertThat(key.isEnabled()).isTrue();
     74         }
     75     }
     76 
     77     // Verify that the click handler is called when the backspace key is clicked.
     78     @Test
     79     public void testBackspaceClickHandler() {
     80         mPinPadView.findViewById(R.id.key_backspace).performClick();
     81 
     82         verify(mClickListener).onBackspaceClick();
     83     }
     84 
     85     // Verify that the click handler is called when the enter key is clicked.
     86     @Test
     87     public void testEnterKeyClickHandler() {
     88         mPinPadView.findViewById(R.id.key_enter).performClick();
     89 
     90         verify(mClickListener).onEnterKeyClick();
     91     }
     92 
     93     // Verify that the click handler is called with the right argument when a digit key is clicked.
     94     @Test
     95     public void testDigitKeyClickHandler() {
     96         for (int i = 0; i < PinPadView.PIN_PAD_DIGIT_KEYS.length; ++i) {
     97             mPinPadView.findViewById(PinPadView.PIN_PAD_DIGIT_KEYS[i]).performClick();
     98             verify(mClickListener).onDigitKeyClick(String.valueOf(i));
     99         }
    100     }
    101 }
    102