The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 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 | |
Neal Nguyen | 1a44d5d | 2010-01-13 10:42:43 -0800 | [diff] [blame] | 17 | package android.text; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 18 | |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 19 | import static org.junit.Assert.assertEquals; |
| 20 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 21 | import android.graphics.Typeface; |
| 22 | import android.os.Parcel; |
Siyamed Sinir | a6b12de | 2017-12-11 15:29:18 -0800 | [diff] [blame] | 23 | import android.platform.test.annotations.Presubmit; |
Siyamed Sinir | 68089c8 | 2016-06-29 16:55:35 -0700 | [diff] [blame] | 24 | import android.support.test.filters.SmallTest; |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 25 | import android.support.test.runner.AndroidJUnit4; |
Siyamed Sinir | 68089c8 | 2016-06-29 16:55:35 -0700 | [diff] [blame] | 26 | import android.text.style.CharacterStyle; |
| 27 | import android.text.style.StyleSpan; |
| 28 | import android.text.style.TextAppearanceSpan; |
| 29 | import android.text.style.TypefaceSpan; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 30 | |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 31 | import org.junit.Test; |
| 32 | import org.junit.runner.RunWith; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 33 | |
| 34 | /** |
| 35 | * SpannedTest tests some features of Spanned |
| 36 | */ |
Siyamed Sinir | a6b12de | 2017-12-11 15:29:18 -0800 | [diff] [blame] | 37 | @Presubmit |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 38 | @SmallTest |
| 39 | @RunWith(AndroidJUnit4.class) |
| 40 | public class SpannedTest { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 41 | private int mExpect; |
| 42 | |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 43 | @Test |
| 44 | public void testSpannableString() { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 45 | checkPriority(new SpannableString("the quick brown fox")); |
| 46 | } |
| 47 | |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 48 | @Test |
| 49 | public void testSpannableStringBuilder() { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 50 | checkPriority2(new SpannableStringBuilder("the quick brown fox")); |
| 51 | } |
| 52 | |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 53 | @Test |
| 54 | public void testAppend() { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 55 | Object o = new Object(); |
| 56 | SpannableString ss = new SpannableString("Test"); |
| 57 | ss.setSpan(o, 0, ss.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); |
| 58 | |
| 59 | SpannableStringBuilder ssb = new SpannableStringBuilder(); |
| 60 | ssb.append(ss); |
| 61 | assertEquals(0, ssb.getSpanStart(o)); |
| 62 | assertEquals(4, ssb.getSpanEnd(o)); |
| 63 | assertEquals(1, ssb.getSpans(0, 4, Object.class).length); |
| 64 | |
| 65 | ssb.insert(0, ss); |
| 66 | assertEquals(4, ssb.getSpanStart(o)); |
| 67 | assertEquals(8, ssb.getSpanEnd(o)); |
| 68 | assertEquals(0, ssb.getSpans(0, 4, Object.class).length); |
| 69 | assertEquals(1, ssb.getSpans(4, 8, Object.class).length); |
| 70 | } |
| 71 | |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 72 | @Test |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 73 | public void testWrapParcel() { |
| 74 | SpannableString s = new SpannableString("Hello there world"); |
| 75 | CharacterStyle mark = new StyleSpan(Typeface.BOLD); |
| 76 | s.setSpan(mark, 1, 2, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); |
| 77 | s.setSpan(CharacterStyle.wrap(mark), 3, 7, |
| 78 | Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); |
| 79 | s.setSpan(new TextAppearanceSpan("mono", 0, -1, null, null), 7, 8, |
| 80 | Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); |
| 81 | s.setSpan(CharacterStyle.wrap(new TypefaceSpan("mono")), 8, 9, |
| 82 | Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); |
| 83 | |
| 84 | Parcel p = Parcel.obtain(); |
| 85 | TextUtils.writeToParcel(s, p, 0); |
| 86 | p.setDataPosition(0); |
| 87 | |
| 88 | Spanned s2 = (Spanned) TextUtils.CHAR_SEQUENCE_CREATOR. |
| 89 | createFromParcel(p); |
| 90 | StyleSpan[] style; |
| 91 | |
| 92 | style = s2.getSpans(1, 2, StyleSpan.class); |
| 93 | assertEquals(1, style.length); |
| 94 | assertEquals(1, s2.getSpanStart(style[0])); |
| 95 | assertEquals(2, s2.getSpanEnd(style[0])); |
| 96 | |
| 97 | style = s2.getSpans(3, 7, StyleSpan.class); |
| 98 | assertEquals(1, style.length); |
| 99 | assertEquals(3, s2.getSpanStart(style[0])); |
| 100 | assertEquals(7, s2.getSpanEnd(style[0])); |
| 101 | |
| 102 | TextAppearanceSpan[] appearance = s2.getSpans(7, 8, |
| 103 | TextAppearanceSpan.class); |
| 104 | assertEquals(1, appearance.length); |
| 105 | assertEquals(7, s2.getSpanStart(appearance[0])); |
| 106 | assertEquals(8, s2.getSpanEnd(appearance[0])); |
| 107 | |
| 108 | TypefaceSpan[] tf = s2.getSpans(8, 9, TypefaceSpan.class); |
| 109 | assertEquals(1, tf.length); |
| 110 | assertEquals(8, s2.getSpanStart(tf[0])); |
| 111 | assertEquals(9, s2.getSpanEnd(tf[0])); |
| 112 | } |
| 113 | |
| 114 | private void checkPriority(Spannable s) { |
| 115 | s.setSpan(new Object(), 0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE | |
| 116 | (5 << Spannable.SPAN_PRIORITY_SHIFT)); |
| 117 | s.setSpan(new Object(), 0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE | |
| 118 | (10 << Spannable.SPAN_PRIORITY_SHIFT)); |
| 119 | s.setSpan(new Object(), 0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE | |
| 120 | (0 << Spannable.SPAN_PRIORITY_SHIFT)); |
| 121 | s.setSpan(new Object(), 0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE | |
| 122 | (15 << Spannable.SPAN_PRIORITY_SHIFT)); |
| 123 | s.setSpan(new Object(), 0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE | |
| 124 | (3 << Spannable.SPAN_PRIORITY_SHIFT)); |
| 125 | s.setSpan(new Object(), 0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE | |
| 126 | (6 << Spannable.SPAN_PRIORITY_SHIFT)); |
| 127 | s.setSpan(new Object(), 0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE | |
| 128 | (0 << Spannable.SPAN_PRIORITY_SHIFT)); |
| 129 | |
| 130 | Object[] spans = s.getSpans(0, s.length(), Object.class); |
| 131 | |
| 132 | for (int i = 0; i < spans.length - 1; i++) { |
| 133 | assertEquals((s.getSpanFlags(spans[i]) & Spanned.SPAN_PRIORITY) >= |
| 134 | (s.getSpanFlags(spans[i + 1]) & Spanned.SPAN_PRIORITY), |
| 135 | true); |
| 136 | } |
| 137 | |
| 138 | mExpect = 0; |
| 139 | |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 140 | s.setSpan(new Watcher(2), 0, s.length(), |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 141 | Spannable.SPAN_INCLUSIVE_INCLUSIVE | |
| 142 | (2 << Spannable.SPAN_PRIORITY_SHIFT)); |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 143 | s.setSpan(new Watcher(4), 0, s.length(), |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 144 | Spannable.SPAN_INCLUSIVE_INCLUSIVE | |
| 145 | (4 << Spannable.SPAN_PRIORITY_SHIFT)); |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 146 | s.setSpan(new Watcher(1), 0, s.length(), |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 147 | Spannable.SPAN_INCLUSIVE_INCLUSIVE | |
| 148 | (1 << Spannable.SPAN_PRIORITY_SHIFT)); |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 149 | s.setSpan(new Watcher(3), 0, s.length(), |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 150 | Spannable.SPAN_INCLUSIVE_INCLUSIVE | |
| 151 | (3 << Spannable.SPAN_PRIORITY_SHIFT)); |
| 152 | |
| 153 | mExpect = 4; |
| 154 | s.setSpan(new Object(), 0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); |
| 155 | assertEquals(mExpect, 0); |
| 156 | } |
| 157 | |
| 158 | private void checkPriority2(SpannableStringBuilder ssb) { |
| 159 | checkPriority(ssb); |
| 160 | |
| 161 | mExpect = 4; |
| 162 | ssb.insert(3, "something"); |
| 163 | assertEquals(mExpect, 0); |
| 164 | } |
| 165 | |
| 166 | private class Watcher implements SpanWatcher, TextWatcher { |
| 167 | private int mSequence; |
| 168 | |
| 169 | public Watcher(int sequence) { |
| 170 | mSequence = sequence; |
| 171 | } |
| 172 | |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 173 | @Override |
| 174 | public void onSpanChanged(Spannable b, Object o, int s, int e, int st, int en) { } |
| 175 | |
| 176 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 177 | public void onSpanRemoved(Spannable b, Object o, int s, int e) { } |
| 178 | |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 179 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 180 | public void onSpanAdded(Spannable b, Object o, int s, int e) { |
| 181 | if (mExpect != 0) { |
| 182 | assertEquals(mSequence, mExpect); |
| 183 | mExpect = mSequence - 1; |
| 184 | } |
| 185 | } |
| 186 | |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 187 | @Override |
| 188 | public void beforeTextChanged(CharSequence s, int start, int count, int after) { } |
| 189 | |
| 190 | @Override |
| 191 | public void onTextChanged(CharSequence s, int start, int before, int count) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 192 | if (mExpect != 0) { |
| 193 | assertEquals(mSequence, mExpect); |
| 194 | mExpect = mSequence - 1; |
| 195 | } |
| 196 | } |
| 197 | |
Andrei Stingaceanu | e1a7d0d | 2017-04-24 16:53:17 +0100 | [diff] [blame] | 198 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 199 | public void afterTextChanged(Editable s) { } |
| 200 | } |
| 201 | } |