| /******************************************************************************* |
| * Copyright (c) 2007, 2019 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Patrik Suzzi <psuzzi@gmail.com> - Bug 552144 |
| *******************************************************************************/ |
| |
| package org.eclipse.ui.tests; |
| |
| import org.eclipse.jface.text.contentassist.BoldStylerProvider; |
| import org.eclipse.jface.viewers.StyledString; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.StyleRange; |
| import org.eclipse.swt.graphics.Font; |
| import org.eclipse.ui.dialogs.StyledStringHighlighter; |
| import org.eclipse.ui.tests.harness.util.UITestCase; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| @RunWith(JUnit4.class) |
| public class StyledStringHighlighterTest extends UITestCase { |
| |
| public StyledStringHighlighterTest() { |
| super(StyledStringHighlighterTest.class.getSimpleName()); |
| } |
| |
| private StyledStringHighlighter cut; |
| private static Font font; |
| private static BoldStylerProvider boldStyler; |
| |
| @Override |
| public void doSetUp() { |
| font = new Font(fWorkbench.getDisplay(), "Arial", 14, SWT.BOLD); |
| boldStyler = new BoldStylerProvider(font); |
| cut = new StyledStringHighlighter(); |
| } |
| |
| @Override |
| protected void doTearDown() { |
| if (boldStyler != null) { |
| boldStyler.dispose(); |
| boldStyler = null; |
| } |
| if (font != null && !font.isDisposed()) { |
| font.dispose(); |
| font = null; |
| } |
| } |
| |
| @Test |
| public void testNullAndEmptyParameter() { |
| // no exceptions expected |
| cut.highlight(null, "", boldStyler.getBoldStyler()); |
| cut.highlight("", null, boldStyler.getBoldStyler()); |
| cut.highlight("", "", null); |
| cut.highlight("", "", boldStyler.getBoldStyler()); |
| } |
| |
| @Test |
| public void testFullHighlighting() { |
| assertHighlightedRegions("abcd", "abcd", new int[] { 0, 4 }); |
| } |
| |
| @Test |
| public void testManyAsterisks() { |
| assertHighlightedRegions("abcd", "**a**b****c***d****", new int[] { 0, 4 }); |
| } |
| |
| @Test |
| public void testEndTerminator() { |
| assertHighlightedRegions("abcd", "abcd<", new int[] { 0, 4 }); |
| } |
| |
| @Test |
| public void testMultipleEndTerminators() { |
| assertHighlightedRegions("abcd", "abcd<<<<<<<", new int[] { 0, 4 }); |
| } |
| |
| @Test |
| public void testAstersisksAndEndTerminator() { |
| assertHighlightedRegions("abcd", "**a**b**c**d<", new int[] { 0, 4 }); |
| } |
| |
| @Test |
| public void testAstersisksForOneGap() { |
| assertHighlightedRegions("abcd", "a*d", new int[] { 0, 1, 3, 4 }); |
| } |
| |
| @Test |
| public void testAstersisksForGaps() { |
| assertHighlightedRegions("abcdefgh", "a*d*f*h<", new int[] { 0, 1, 3, 4, 5, 6, 7, 8 }); |
| } |
| |
| @Test |
| public void testQuestionMarks() { |
| assertHighlightedRegions("abcdef", "a??d?f", new int[] { 0, 1, 3, 4, 5, 6 }); |
| } |
| |
| @Test |
| public void testStartsWithQuestionMark() { |
| assertHighlightedRegions("abcdef", "?b?d?f", new int[] { 1, 2, 3, 4, 5, 6 }); |
| } |
| |
| @Test |
| public void testEndsWithQuestionMark() { |
| assertHighlightedRegions("abcdef", "a??de?", new int[] { 0, 1, 3, 5 }); |
| } |
| |
| @Test |
| public void testStartsWithAsteriskAndQuestionMark() { |
| assertHighlightedRegions("abcdef", "*?b?def", new int[] { 1, 2, 3, 6 }); |
| } |
| |
| @Test |
| public void testEndsWithQuestionMarkAndEndTerminator() { |
| assertHighlightedRegions("abcdef", "a??de?<", new int[] { 0, 1, 3, 5 }); |
| } |
| |
| @Test |
| public void testCaseInsensitivity() { |
| assertHighlightedRegions("abc123def", "aBC123dEf", new int[] { 0, 9 }); |
| } |
| |
| @Test |
| public void testCapitalizedText() { |
| assertHighlightedRegions("JavaElement.java", "JE", new int[] { 0, 1, 4, 5 }); |
| } |
| |
| @Test |
| public void testJustAsteriskNothingFound() { |
| assertHighlightedRegions("abcdef", "*"); |
| } |
| |
| @Test |
| public void testJustQuestionMark() { |
| assertHighlightedRegions("a", "?"); |
| assertHighlightedRegions("abcd", "?"); |
| } |
| |
| @Test |
| public void testTextShorterThanPattern() { |
| assertHighlightedRegions("abcd", "abcdefgh"); |
| } |
| |
| @Test |
| public void testNothingFound() { |
| assertHighlightedRegions("abcdefg", "*nothing*"); |
| } |
| |
| @Test |
| public void testAll() { |
| assertHighlightedRegions("abcdef", "*a??d*f<", new int[] { 0, 1, 3, 4, 5, 6 }); |
| } |
| |
| private void assertHighlightedRegions(String text, String filterPattern) { |
| assertHighlightedRegions(text, filterPattern, new int[] {}); |
| |
| } |
| |
| private void assertHighlightedRegions(String text, String filterPattern, int[] expRanges) { |
| StyledString styledString = cut.highlight(text, filterPattern, boldStyler.getBoldStyler()); |
| |
| StyleRange[] actRanges = styledString.getStyleRanges(); |
| assertEquals("Number of ranges differs.", expRanges.length / 2, actRanges.length); |
| |
| int expIndex = 0; |
| for (StyleRange styleRange : actRanges) { |
| int actStart = styleRange.start; |
| assertEquals("Start positions differ.", expRanges[expIndex], actStart); |
| expIndex++; |
| |
| int actEnd = actStart + styleRange.length; |
| assertEquals("End positions differ.", expRanges[expIndex], actEnd); |
| expIndex++; |
| } |
| } |
| |
| } |