1 /** 2 * Copyright (c) 2014, Google Inc. 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 package com.android.mail.utils; 17 18 import android.test.AndroidTestCase; 19 import android.test.suitebuilder.annotation.SmallTest; 20 import android.text.SpannableString; 21 import android.text.Spanned; 22 import android.text.style.TextAppearanceSpan; 23 24 /** 25 * Tests for {@link Utils}. 26 */ 27 @SmallTest 28 public class UtilsTest extends AndroidTestCase { 29 30 public void testInsertStringWithStyle() { 31 final String entire = "Hello World!"; 32 final String sub = "World"; 33 final int appearance = android.R.style.TextAppearance_Holo_Small; 34 final Spanned actual = Utils.insertStringWithStyle( 35 getContext(), entire, sub, appearance); 36 final SpannableString expected = new SpannableString(entire); 37 expected.setSpan(new TextAppearanceSpan(getContext(), appearance), 6, 11, 0); 38 39 assertSpannedEquals(expected, actual); 40 } 41 42 public void testInsertStringWithStyle_substringNotInEntire() { 43 final String entire = "Hello World!"; 44 final String sub = "foo"; 45 final int appearance = android.R.style.TextAppearance_Holo_Small; 46 final Spanned actual = Utils.insertStringWithStyle( 47 getContext(), entire, sub, appearance); 48 final SpannableString expected = new SpannableString(entire); 49 50 assertSpannedEquals(expected, actual); 51 } 52 53 public static void assertSpannedEquals(Spanned expected, Spanned actual) { 54 assertEquals(expected.length(), actual.length()); 55 assertEquals(expected.toString(), actual.toString()); 56 if (expected.length() > 0) { 57 TextAppearanceSpan[] expectedSpans = 58 expected.getSpans(0, expected.length(), TextAppearanceSpan.class); 59 TextAppearanceSpan[] actualSpans = 60 actual.getSpans(0, actual.length(), TextAppearanceSpan.class); 61 assertEquals(expectedSpans.length, actualSpans.length); 62 for (int i = 0 ; i < expectedSpans.length ; i++) { 63 assertTextAppearanceSpanEquals(expectedSpans[i], actualSpans[i]); 64 } 65 } 66 } 67 68 public static void assertTextAppearanceSpanEquals( 69 TextAppearanceSpan expected, TextAppearanceSpan actual) { 70 assertEquals(expected.describeContents(), actual.describeContents()); 71 assertEquals(expected.getTextStyle(), actual.getTextStyle()); 72 assertEquals(expected.getTextColor(), actual.getTextColor()); 73 assertEquals(expected.getLinkTextColor(), actual.getLinkTextColor()); 74 assertEquals(expected.getFamily(), actual.getFamily()); 75 assertEquals(expected.getTextSize(), actual.getTextSize()); 76 } 77 } 78