| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package androidx.emoji.widget; |
| |
| import static org.hamcrest.CoreMatchers.instanceOf; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertSame; |
| import static org.junit.Assert.assertThat; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.times; |
| import static org.mockito.Mockito.verify; |
| |
| import android.support.test.InstrumentationRegistry; |
| import android.support.test.filters.SdkSuppress; |
| import android.support.test.filters.SmallTest; |
| import android.support.test.runner.AndroidJUnit4; |
| import android.text.TextWatcher; |
| import android.text.method.KeyListener; |
| import android.view.inputmethod.EditorInfo; |
| import android.view.inputmethod.InputConnection; |
| import android.widget.EditText; |
| |
| import androidx.emoji.text.EmojiCompat; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.ArgumentCaptor; |
| |
| @SmallTest |
| @RunWith(AndroidJUnit4.class) |
| @SdkSuppress(minSdkVersion = 19) |
| public class EmojiEditTextHelperTest { |
| EmojiEditTextHelper mEmojiEditTextHelper; |
| EditText mEditText; |
| |
| @Before |
| public void setup() { |
| EmojiCompat.reset(mock(EmojiCompat.class)); |
| mEditText = new EditText(InstrumentationRegistry.getTargetContext()); |
| mEmojiEditTextHelper = new EmojiEditTextHelper(mEditText); |
| } |
| |
| @Test(expected = NullPointerException.class) |
| public void testGetKeyListener_withNull_throwsException() { |
| mEmojiEditTextHelper.getKeyListener(null); |
| } |
| |
| @Test |
| public void testGetKeyListener_returnsEmojiKeyListener() { |
| final KeyListener keyListener = mEmojiEditTextHelper.getKeyListener( |
| mock(KeyListener.class)); |
| |
| assertThat(keyListener, instanceOf(EmojiKeyListener.class)); |
| } |
| |
| @Test |
| public void testGetKeyListener_doesNotCreateNewInstance() { |
| KeyListener mockKeyListener = mock(KeyListener.class); |
| final KeyListener keyListener1 = mEmojiEditTextHelper.getKeyListener(mockKeyListener); |
| final KeyListener keyListener2 = mEmojiEditTextHelper.getKeyListener(keyListener1); |
| assertSame(keyListener1, keyListener2); |
| } |
| |
| @Test |
| public void testGetOnCreateInputConnection_withNullAttrs_returnsInputConnection() { |
| final InputConnection inputConnection = mEmojiEditTextHelper.onCreateInputConnection( |
| mock(InputConnection.class), null); |
| assertNotNull(inputConnection); |
| assertThat(inputConnection, instanceOf(EmojiInputConnection.class)); |
| } |
| |
| @Test |
| public void testGetOnCreateInputConnection_withNullInputConnection_returnsNull() { |
| InputConnection inputConnection = mEmojiEditTextHelper.onCreateInputConnection(null, |
| new EditorInfo()); |
| assertNull(inputConnection); |
| } |
| |
| @Test |
| public void testGetOnCreateInputConnection_returnsEmojiInputConnection() { |
| final InputConnection inputConnection = mEmojiEditTextHelper.onCreateInputConnection( |
| mock(InputConnection.class), null); |
| assertNotNull(inputConnection); |
| assertThat(inputConnection, instanceOf(EmojiInputConnection.class)); |
| } |
| |
| @Test |
| public void testGetOnCreateInputConnection_doesNotCreateNewInstance() { |
| final InputConnection ic1 = mEmojiEditTextHelper.onCreateInputConnection( |
| mock(InputConnection.class), null); |
| final InputConnection ic2 = mEmojiEditTextHelper.onCreateInputConnection(ic1, null); |
| |
| assertSame(ic1, ic2); |
| } |
| |
| @Test |
| public void testAttachesTextWatcher() { |
| mEditText = mock(EditText.class); |
| mEmojiEditTextHelper = new EmojiEditTextHelper(mEditText); |
| |
| final ArgumentCaptor<TextWatcher> argumentCaptor = ArgumentCaptor.forClass( |
| TextWatcher.class); |
| |
| verify(mEditText, times(1)).addTextChangedListener(argumentCaptor.capture()); |
| assertThat(argumentCaptor.getValue(), instanceOf(EmojiTextWatcher.class)); |
| } |
| |
| @Test |
| public void testSetMaxCount() { |
| mEditText = mock(EditText.class); |
| mEmojiEditTextHelper = new EmojiEditTextHelper(mEditText); |
| // capture TextWatcher |
| final ArgumentCaptor<TextWatcher> argumentCaptor = ArgumentCaptor.forClass( |
| TextWatcher.class); |
| verify(mEditText, times(1)).addTextChangedListener(argumentCaptor.capture()); |
| assertThat(argumentCaptor.getValue(), instanceOf(EmojiTextWatcher.class)); |
| final EmojiTextWatcher emojiTextWatcher = (EmojiTextWatcher) argumentCaptor.getValue(); |
| |
| mEmojiEditTextHelper.setMaxEmojiCount(1); |
| |
| assertEquals(1, emojiTextWatcher.getMaxEmojiCount()); |
| } |
| |
| @Test |
| public void testSetEmojiReplaceStrategy() { |
| mEditText = mock(EditText.class); |
| mEmojiEditTextHelper = new EmojiEditTextHelper(mEditText); |
| |
| //assert the default value |
| assertEquals(EmojiCompat.REPLACE_STRATEGY_DEFAULT, |
| mEmojiEditTextHelper.getEmojiReplaceStrategy()); |
| |
| // capture TextWatcher |
| final ArgumentCaptor<TextWatcher> argumentCaptor = ArgumentCaptor.forClass( |
| TextWatcher.class); |
| verify(mEditText, times(1)).addTextChangedListener(argumentCaptor.capture()); |
| assertThat(argumentCaptor.getValue(), instanceOf(EmojiTextWatcher.class)); |
| final EmojiTextWatcher emojiTextWatcher = (EmojiTextWatcher) argumentCaptor.getValue(); |
| |
| mEmojiEditTextHelper.setEmojiReplaceStrategy(EmojiCompat.REPLACE_STRATEGY_NON_EXISTENT); |
| |
| assertEquals(EmojiCompat.REPLACE_STRATEGY_NON_EXISTENT, |
| mEmojiEditTextHelper.getEmojiReplaceStrategy()); |
| |
| assertEquals(EmojiCompat.REPLACE_STRATEGY_NON_EXISTENT, |
| emojiTextWatcher.getEmojiReplaceStrategy()); |
| } |
| |
| } |