| /* |
| * 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 android.os.Parcel; |
| import android.text.TextPaint; |
| import android.text.style.RelativeSizeSpan; |
| |
| import junit.framework.TestCase; |
| |
| public class RelativeSizeSpanTest extends TestCase { |
| public void testConstructor() { |
| RelativeSizeSpan relativeSizeSpan = new RelativeSizeSpan(1.0f); |
| |
| Parcel p = Parcel.obtain(); |
| try { |
| relativeSizeSpan.writeToParcel(p, 0); |
| p.setDataPosition(0); |
| new RelativeSizeSpan(p); |
| |
| new RelativeSizeSpan(-1.0f); |
| } finally { |
| p.recycle(); |
| } |
| } |
| |
| public void testGetSizeChange() { |
| RelativeSizeSpan relativeSizeSpan = new RelativeSizeSpan(2.0f); |
| assertEquals(2.0f, relativeSizeSpan.getSizeChange()); |
| |
| relativeSizeSpan = new RelativeSizeSpan(-2.0f); |
| assertEquals(-2.0f, relativeSizeSpan.getSizeChange()); |
| } |
| |
| public void testUpdateMeasureState() { |
| float proportion = 3.0f; |
| RelativeSizeSpan relativeSizeSpan = new RelativeSizeSpan(proportion); |
| |
| TextPaint tp = new TextPaint(); |
| tp.setTextSize(2.0f); |
| float oldSize = tp.getTextSize(); |
| relativeSizeSpan.updateMeasureState(tp); |
| assertEquals(2.0f * proportion, tp.getTextSize()); |
| |
| // setTextSize, the value must >0, so set to negative is useless. |
| tp.setTextSize(-3.0f); |
| oldSize = tp.getTextSize(); |
| relativeSizeSpan.updateMeasureState(tp); |
| assertEquals(oldSize * proportion, tp.getTextSize()); |
| |
| try { |
| relativeSizeSpan.updateMeasureState(null); |
| fail("should throw NullPointerException."); |
| } catch (NullPointerException e) { |
| // expected, test success. |
| } |
| } |
| |
| public void testUpdateDrawState() { |
| float proportion = 3.0f; |
| RelativeSizeSpan relativeSizeSpan = new RelativeSizeSpan(proportion); |
| |
| TextPaint tp = new TextPaint(); |
| tp.setTextSize(2.0f); |
| float oldSize = tp.getTextSize(); |
| relativeSizeSpan.updateDrawState(tp); |
| assertEquals(oldSize * proportion, tp.getTextSize()); |
| |
| // setTextSize, the value must >0, so set to negative is useless. |
| tp.setTextSize(-3.0f); |
| oldSize = tp.getTextSize(); |
| relativeSizeSpan.updateDrawState(tp); |
| assertEquals(oldSize * proportion, tp.getTextSize()); |
| |
| try { |
| relativeSizeSpan.updateDrawState(null); |
| fail("should throw NullPointerException."); |
| } catch (NullPointerException e) { |
| // expected, test success. |
| } |
| } |
| |
| public void testDescribeContents() { |
| RelativeSizeSpan relativeSizeSpan = new RelativeSizeSpan(2.0f); |
| relativeSizeSpan.describeContents(); |
| } |
| |
| public void testGetSpanTypeId() { |
| RelativeSizeSpan relativeSizeSpan = new RelativeSizeSpan(2.0f); |
| relativeSizeSpan.getSpanTypeId(); |
| } |
| |
| public void testWriteToParcel() { |
| Parcel p = Parcel.obtain(); |
| try { |
| float proportion = 3.0f; |
| RelativeSizeSpan relativeSizeSpan = new RelativeSizeSpan(proportion); |
| relativeSizeSpan.writeToParcel(p, 0); |
| p.setDataPosition(0); |
| RelativeSizeSpan newSpan = new RelativeSizeSpan(p); |
| assertEquals(proportion, newSpan.getSizeChange()); |
| } finally { |
| p.recycle(); |
| } |
| } |
| } |