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      1 /*
      2  * Copyright (C) 2017 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 androidx.emoji.widget;
     18 
     19 import static org.junit.Assert.assertNull;
     20 import static org.junit.Assert.assertSame;
     21 import static org.mockito.Matchers.any;
     22 import static org.mockito.Mockito.mock;
     23 import static org.mockito.Mockito.times;
     24 import static org.mockito.Mockito.verify;
     25 import static org.mockito.Mockito.verifyNoMoreInteractions;
     26 
     27 import android.support.test.filters.SdkSuppress;
     28 import android.support.test.filters.SmallTest;
     29 import android.support.test.runner.AndroidJUnit4;
     30 import android.text.TextWatcher;
     31 import android.text.method.KeyListener;
     32 import android.view.inputmethod.EditorInfo;
     33 import android.view.inputmethod.InputConnection;
     34 import android.widget.EditText;
     35 
     36 import org.junit.Before;
     37 import org.junit.Test;
     38 import org.junit.runner.RunWith;
     39 
     40 @SmallTest
     41 @RunWith(AndroidJUnit4.class)
     42 @SdkSuppress(maxSdkVersion = 18)
     43 public class EmojiEditTextHelperPre19Test {
     44     EmojiEditTextHelper mEmojiEditTextHelper;
     45 
     46     @Before
     47     public void setup() {
     48         final EditText editText = mock(EditText.class);
     49         mEmojiEditTextHelper = new EmojiEditTextHelper(editText);
     50         verifyNoMoreInteractions(editText);
     51     }
     52 
     53     @Test
     54     public void testGetKeyListener_returnsSameKeyListener() {
     55         final KeyListener param = mock(KeyListener.class);
     56         final KeyListener keyListener = mEmojiEditTextHelper.getKeyListener(
     57                 param);
     58 
     59         assertSame(param, keyListener);
     60     }
     61 
     62     @Test
     63     public void testGetOnCreateInputConnection_returnsSameInputConnection() {
     64         final InputConnection param = mock(InputConnection.class);
     65         final InputConnection inputConnection = mEmojiEditTextHelper.onCreateInputConnection(param,
     66                 new EditorInfo());
     67 
     68         assertSame(param, inputConnection);
     69     }
     70 
     71     @Test
     72     public void testGetOnCreateInputConnection_withNullAttrs_returnsSameInputConnection() {
     73         final InputConnection param = mock(InputConnection.class);
     74         final InputConnection inputConnection = mEmojiEditTextHelper.onCreateInputConnection(param,
     75                 null);
     76 
     77         assertSame(param, inputConnection);
     78     }
     79 
     80     @Test
     81     public void testGetOnCreateInputConnection_withNullInputConnection_returnsNull() {
     82         final InputConnection inputConnection = mEmojiEditTextHelper.onCreateInputConnection(null,
     83                 new EditorInfo());
     84         assertNull(inputConnection);
     85     }
     86 
     87     @Test
     88     public void testDoesNotAttachTextWatcher() {
     89         final EditText editText = mock(EditText.class);
     90 
     91         mEmojiEditTextHelper = new EmojiEditTextHelper(editText);
     92 
     93         verify(editText, times(0)).addTextChangedListener(any(TextWatcher.class));
     94     }
     95 
     96 }
     97