diff options
Diffstat (limited to 'java/com/android/contacts/common/format/testing')
-rw-r--r-- | java/com/android/contacts/common/format/testing/SpannedTestUtils.java | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/java/com/android/contacts/common/format/testing/SpannedTestUtils.java b/java/com/android/contacts/common/format/testing/SpannedTestUtils.java new file mode 100644 index 000000000..293d9d5ad --- /dev/null +++ b/java/com/android/contacts/common/format/testing/SpannedTestUtils.java @@ -0,0 +1,85 @@ +/* + * Copyright (C) 2011 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 com.android.contacts.common.format.testing; + +import android.test.suitebuilder.annotation.SmallTest; +import android.text.Html; +import android.text.SpannableString; +import android.text.Spanned; +import android.text.TextUtils; +import android.text.style.StyleSpan; +import android.widget.TextView; +import junit.framework.Assert; + +/** Utility class to check the value of spanned text in text views. */ +@SmallTest +public class SpannedTestUtils { + + /** + * Checks that the text contained in the text view matches the given HTML text. + * + * @param expectedHtmlText the expected text to be in the text view + * @param textView the text view from which to get the text + */ + public static void checkHtmlText(String expectedHtmlText, TextView textView) { + String actualHtmlText = Html.toHtml((Spanned) textView.getText()); + if (TextUtils.isEmpty(expectedHtmlText)) { + // If the text is empty, it does not add the <p></p> bits to it. + Assert.assertEquals("", actualHtmlText); + } else { + Assert.assertEquals("<p dir=ltr>" + expectedHtmlText + "</p>\n", actualHtmlText); + } + } + + /** + * Assert span exists in the correct location. + * + * @param seq The spannable string to check. + * @param start The starting index. + * @param end The ending index. + */ + public static void assertPrefixSpan(CharSequence seq, int start, int end) { + Assert.assertTrue(seq instanceof Spanned); + Spanned spannable = (Spanned) seq; + + if (start > 0) { + Assert.assertEquals(0, getNumForegroundColorSpansBetween(spannable, 0, start - 1)); + } + Assert.assertEquals(1, getNumForegroundColorSpansBetween(spannable, start, end)); + Assert.assertEquals( + 0, getNumForegroundColorSpansBetween(spannable, end + 1, spannable.length() - 1)); + } + + private static int getNumForegroundColorSpansBetween(Spanned value, int start, int end) { + return value.getSpans(start, end, StyleSpan.class).length; + } + + /** + * Asserts that the given character sequence is not a Spanned object and text is correct. + * + * @param seq The sequence to check. + * @param expected The expected text. + */ + public static void assertNotSpanned(CharSequence seq, String expected) { + Assert.assertFalse(seq instanceof Spanned); + Assert.assertEquals(expected, seq); + } + + public static int getNextTransition(SpannableString seq, int start) { + return seq.nextSpanTransition(start, seq.length(), StyleSpan.class); + } +} |