| /* |
| * Copyright (C) 2008 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 android.text.style.cts; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import android.os.Parcel; |
| import android.text.TextPaint; |
| import android.text.style.ScaleXSpan; |
| |
| import androidx.test.filters.SmallTest; |
| import androidx.test.runner.AndroidJUnit4; |
| |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @SmallTest |
| @RunWith(AndroidJUnit4.class) |
| public class ScaleXSpanTest { |
| @Test |
| public void testConstructor() { |
| ScaleXSpan scaleXSpan = new ScaleXSpan(1.5f); |
| |
| Parcel p = Parcel.obtain(); |
| try { |
| scaleXSpan.writeToParcel(p, 0); |
| p.setDataPosition(0); |
| new ScaleXSpan(p); |
| |
| new ScaleXSpan(-2.5f); |
| } finally { |
| p.recycle(); |
| } |
| } |
| |
| @Test |
| public void testUpdateDrawState() { |
| float proportion = 3.0f; |
| ScaleXSpan scaleXSpan = new ScaleXSpan(proportion); |
| |
| TextPaint tp = new TextPaint(); |
| tp.setTextScaleX(2.0f); |
| scaleXSpan.updateDrawState(tp); |
| assertEquals(2.0f * proportion, tp.getTextScaleX(), 0.0f); |
| |
| tp.setTextScaleX(-3.0f); |
| scaleXSpan.updateDrawState(tp); |
| assertEquals(-3.0f * proportion, tp.getTextScaleX(), 0.0f); |
| } |
| |
| @Test(expected=NullPointerException.class) |
| public void testUpdateDrawStateNull() { |
| ScaleXSpan scaleXSpan = new ScaleXSpan(3.0f); |
| |
| scaleXSpan.updateDrawState(null); |
| } |
| |
| @Test |
| public void testUpdateMeasureState() { |
| float proportion = 3.0f; |
| ScaleXSpan scaleXSpan = new ScaleXSpan(proportion); |
| |
| TextPaint tp = new TextPaint(); |
| tp.setTextScaleX(2.0f); |
| scaleXSpan.updateMeasureState(tp); |
| assertEquals(2.0f * proportion, tp.getTextScaleX(), 0.0f); |
| |
| tp.setTextScaleX(-3.0f); |
| scaleXSpan.updateMeasureState(tp); |
| assertEquals(-3.0f * proportion, tp.getTextScaleX(), 0.0f); |
| } |
| |
| @Test(expected=NullPointerException.class) |
| public void testUpdateMeasureStateNull() { |
| ScaleXSpan scaleXSpan = new ScaleXSpan(3.0f); |
| |
| scaleXSpan.updateMeasureState(null); |
| } |
| |
| @Test |
| public void testGetScaleX() { |
| ScaleXSpan scaleXSpan = new ScaleXSpan(5.0f); |
| assertEquals(5.0f, scaleXSpan.getScaleX(), 0.0f); |
| |
| scaleXSpan = new ScaleXSpan(-5.0f); |
| assertEquals(-5.0f, scaleXSpan.getScaleX(), 0.0f); |
| } |
| |
| @Test |
| public void testDescribeContents() { |
| ScaleXSpan scaleXSpan = new ScaleXSpan(5.0f); |
| scaleXSpan.describeContents(); |
| } |
| |
| @Test |
| public void testGetSpanTypeId() { |
| ScaleXSpan scaleXSpan = new ScaleXSpan(5.0f); |
| scaleXSpan.getSpanTypeId(); |
| } |
| |
| @Test |
| public void testWriteToParcel() { |
| Parcel p = Parcel.obtain(); |
| try { |
| float proportion = 3.0f; |
| ScaleXSpan scaleXSpan = new ScaleXSpan(proportion); |
| scaleXSpan.writeToParcel(p, 0); |
| p.setDataPosition(0); |
| ScaleXSpan newSpan = new ScaleXSpan(p); |
| assertEquals(proportion, newSpan.getScaleX(), 0.0f); |
| } finally { |
| p.recycle(); |
| } |
| } |
| } |