1/* 2 * Copyright (C) 2011 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 17package com.android.contacts.format; 18 19import android.test.suitebuilder.annotation.SmallTest; 20import android.text.Html; 21import android.text.Spanned; 22import android.text.TextUtils; 23import android.text.style.ForegroundColorSpan; 24import android.widget.TextView; 25 26import junit.framework.Assert; 27 28/** 29 * Utility class to check the value of spanned text in text views. 30 */ 31@SmallTest 32public class SpannedTestUtils { 33 /** 34 * Checks that the text contained in the text view matches the given HTML text. 35 * 36 * @param expectedHtmlText the expected text to be in the text view 37 * @param textView the text view from which to get the text 38 */ 39 public static void checkHtmlText(String expectedHtmlText, TextView textView) { 40 String actualHtmlText = Html.toHtml((Spanned) textView.getText()); 41 if (TextUtils.isEmpty(expectedHtmlText)) { 42 // If the text is empty, it does not add the <p></p> bits to it. 43 Assert.assertEquals("", actualHtmlText); 44 } else { 45 Assert.assertEquals("<p dir=ltr>" + expectedHtmlText + "</p>\n", actualHtmlText); 46 } 47 } 48 49 50 /** 51 * Assert span exists in the correct location. 52 * 53 * @param seq The spannable string to check. 54 * @param start The starting index. 55 * @param end The ending index. 56 */ 57 public static void assertPrefixSpan(CharSequence seq, int start, int end) { 58 Assert.assertTrue(seq instanceof Spanned); 59 Spanned spannable = (Spanned) seq; 60 61 if (start > 0) { 62 Assert.assertEquals(0, getNumForegroundColorSpansBetween(spannable, 0, start - 1)); 63 } 64 Assert.assertEquals(1, getNumForegroundColorSpansBetween(spannable, start, end)); 65 Assert.assertEquals(0, getNumForegroundColorSpansBetween(spannable, end + 1, 66 spannable.length() - 1)); 67 } 68 69 private static int getNumForegroundColorSpansBetween(Spanned value, int start, int end) { 70 return value.getSpans(start, end, ForegroundColorSpan.class).length; 71 } 72 73 /** 74 * Asserts that the given character sequence is not a Spanned object and text is correct. 75 * 76 * @param seq The sequence to check. 77 * @param expected The expected text. 78 */ 79 public static void assertNotSpanned(CharSequence seq, String expected) { 80 Assert.assertFalse(seq instanceof Spanned); 81 Assert.assertEquals(expected, seq); 82 } 83} 84