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      1 /*
      2  * Copyright (C) 2008 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 android.text.style.cts;
     18 
     19 import static org.junit.Assert.assertEquals;
     20 import static org.junit.Assert.assertNotNull;
     21 
     22 import android.graphics.Typeface;
     23 import android.os.Parcel;
     24 import android.support.test.filters.SmallTest;
     25 import android.support.test.runner.AndroidJUnit4;
     26 import android.text.TextPaint;
     27 import android.text.style.StyleSpan;
     28 
     29 import org.junit.Test;
     30 import org.junit.runner.RunWith;
     31 
     32 @SmallTest
     33 @RunWith(AndroidJUnit4.class)
     34 public class StyleSpanTest {
     35     @Test
     36     public void testConstructor() {
     37         StyleSpan styleSpan = new StyleSpan(2);
     38 
     39         Parcel p = Parcel.obtain();
     40         try {
     41             styleSpan.writeToParcel(p, 0);
     42             p.setDataPosition(0);
     43             StyleSpan fromParcel = new StyleSpan(p);
     44             assertEquals(2, fromParcel.getStyle());
     45             new StyleSpan(-2);
     46         } finally {
     47             p.recycle();
     48         }
     49     }
     50 
     51     @Test
     52     public void testGetStyle() {
     53         StyleSpan styleSpan = new StyleSpan(2);
     54         assertEquals(2, styleSpan.getStyle());
     55 
     56         styleSpan = new StyleSpan(-2);
     57         assertEquals(-2, styleSpan.getStyle());
     58     }
     59 
     60     @Test
     61     public void testUpdateMeasureState() {
     62         StyleSpan styleSpan = new StyleSpan(Typeface.BOLD);
     63 
     64         TextPaint tp = new TextPaint();
     65         Typeface tf = Typeface.defaultFromStyle(Typeface.NORMAL);
     66         tp.setTypeface(tf);
     67 
     68         assertNotNull(tp.getTypeface());
     69         assertEquals(Typeface.NORMAL, tp.getTypeface().getStyle());
     70 
     71         styleSpan.updateMeasureState(tp);
     72 
     73         assertNotNull(tp.getTypeface());
     74         assertEquals(Typeface.BOLD, tp.getTypeface().getStyle());
     75     }
     76 
     77     @Test(expected=NullPointerException.class)
     78     public void testUpdateMeasureStateNull() {
     79         StyleSpan styleSpan = new StyleSpan(Typeface.BOLD);
     80 
     81         styleSpan.updateMeasureState(null);
     82     }
     83 
     84     @Test
     85     public void testUpdateDrawState() {
     86         StyleSpan styleSpan = new StyleSpan(Typeface.BOLD);
     87 
     88         TextPaint tp = new TextPaint();
     89         Typeface tf = Typeface.defaultFromStyle(Typeface.NORMAL);
     90         tp.setTypeface(tf);
     91 
     92         assertNotNull(tp.getTypeface());
     93         assertEquals(Typeface.NORMAL, tp.getTypeface().getStyle());
     94 
     95         styleSpan.updateDrawState(tp);
     96 
     97         assertNotNull(tp.getTypeface());
     98         assertEquals(Typeface.BOLD, tp.getTypeface().getStyle());
     99     }
    100 
    101     @Test(expected=NullPointerException.class)
    102     public void testUpdateDrawStateNull() {
    103         StyleSpan styleSpan = new StyleSpan(Typeface.BOLD);
    104 
    105         styleSpan.updateDrawState(null);
    106     }
    107 
    108     @Test
    109     public void testDescribeContents() {
    110         StyleSpan styleSpan = new StyleSpan(Typeface.BOLD);
    111         styleSpan.describeContents();
    112     }
    113 
    114     @Test
    115     public void testGetSpanTypeId() {
    116         StyleSpan styleSpan = new StyleSpan(Typeface.BOLD);
    117         styleSpan.getSpanTypeId();
    118     }
    119 
    120     @Test
    121     public void testWriteToParcel() {
    122         Parcel p = Parcel.obtain();
    123         try {
    124             StyleSpan styleSpan = new StyleSpan(Typeface.BOLD);
    125             styleSpan.writeToParcel(p, 0);
    126             p.setDataPosition(0);
    127             StyleSpan newSpan = new StyleSpan(p);
    128             assertEquals(Typeface.BOLD, newSpan.getStyle());
    129         } finally {
    130             p.recycle();
    131         }
    132     }
    133 }
    134