| /* |
| * 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.Matchers.arrayWithSize; |
| import static org.hamcrest.Matchers.instanceOf; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertSame; |
| import static org.junit.Assert.assertThat; |
| import static org.mockito.Mockito.mock; |
| |
| import android.annotation.SuppressLint; |
| import android.support.test.filters.SmallTest; |
| import android.support.test.runner.AndroidJUnit4; |
| import android.text.Editable; |
| import android.text.SpannableString; |
| import android.text.Spanned; |
| |
| import androidx.emoji.text.EmojiMetadata; |
| import androidx.emoji.text.EmojiSpan; |
| import androidx.emoji.text.TypefaceEmojiSpan; |
| |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @SmallTest |
| @RunWith(AndroidJUnit4.class) |
| public class EmojiEditableFactoryTest { |
| |
| @Test |
| public void testGetInstance() { |
| final Editable.Factory instance = EmojiEditableFactory.getInstance(); |
| assertNotNull(instance); |
| |
| final Editable.Factory instance2 = EmojiEditableFactory.getInstance(); |
| assertSame(instance, instance2); |
| } |
| |
| @Test |
| public void testNewEditable_returnsEditable() { |
| final Editable editable = EmojiEditableFactory.getInstance().newEditable("abc"); |
| assertNotNull(editable); |
| assertThat(editable, instanceOf(Editable.class)); |
| } |
| |
| @Test |
| public void testNewEditable_preservesCharSequenceData() { |
| final String string = "abc"; |
| final SpannableString str = new SpannableString(string); |
| final EmojiMetadata metadata = mock(EmojiMetadata.class); |
| final EmojiSpan span = new TypefaceEmojiSpan(metadata); |
| str.setSpan(span, 0, 1, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE); |
| |
| final Editable editable = EmojiEditableFactory.getInstance().newEditable(str); |
| assertNotNull(editable); |
| assertEquals(string, editable.toString()); |
| final EmojiSpan[] spans = editable.getSpans(0, 1, EmojiSpan.class); |
| assertThat(spans, arrayWithSize(1)); |
| assertSame(spans[0], span); |
| } |
| |
| @SuppressLint("PrivateApi") |
| @Test |
| public void testNewEditable_returnsEmojiSpannableIfWatcherClassExists() { |
| Class clazz = null; |
| try { |
| String className = "android.text.DynamicLayout$ChangeWatcher"; |
| clazz = getClass().getClassLoader().loadClass(className); |
| } catch (Throwable t) { |
| // ignore |
| } |
| |
| if (clazz == null) { |
| final Editable editable = EmojiEditableFactory.getInstance().newEditable(""); |
| assertThat(editable, instanceOf(Editable.class)); |
| } else { |
| final Editable editable = EmojiEditableFactory.getInstance().newEditable(""); |
| assertThat(editable, instanceOf(SpannableBuilder.class)); |
| } |
| } |
| } |