001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041: package org.netbeans.modules.editor.hints;
042:
043: import java.util.Arrays;
044: import javax.swing.text.DefaultStyledDocument;
045: import javax.swing.text.Document;
046: import org.netbeans.editor.BaseDocument;
047: import org.netbeans.editor.BaseKit;
048: import org.netbeans.junit.NbTestCase;
049: import org.netbeans.modules.editor.NbEditorDocument;
050:
051: /**
052: *
053: * @author Jan Lahoda
054: */
055: public class HintsControllerImplTest extends NbTestCase {
056:
057: public HintsControllerImplTest(String name) {
058: super (name);
059: }
060:
061: public void testComputeLineSpan() throws Exception {
062: doTestComputeLineSpan(new DocumentCreator() {
063: public Document createDocument() {
064: return new NbEditorDocument(BaseKit.class);
065: }
066: });
067: doTestComputeLineSpan(new DocumentCreator() {
068: public Document createDocument() {
069: return new DefaultStyledDocument();
070: }
071: });
072: }
073:
074: private void doTestComputeLineSpan(DocumentCreator creator)
075: throws Exception {
076: Document bdoc = creator.createDocument();
077:
078: bdoc.insertString(0, " 1234 \n 567\n567 \n456", null);
079:
080: assertSpan(bdoc, 1, 2, 6);
081: assertSpan(bdoc, 2, 10, 13);
082: assertSpan(bdoc, 3, 14, 17);
083: assertSpan(bdoc, 4, 19, 22);
084:
085: bdoc = creator.createDocument();
086:
087: bdoc.insertString(0, "456", null);
088:
089: assertSpan(bdoc, 1, 0, 3);
090:
091: bdoc = creator.createDocument();
092:
093: bdoc.insertString(0, " ", null);
094:
095: assertSpan(bdoc, 1, 0, 0);
096: }
097:
098: private static interface DocumentCreator {
099: public Document createDocument();
100: }
101:
102: private void assertSpan(Document doc, int lineNumber,
103: int... expectedSpan) throws Exception {
104: int[] returnedSpan = HintsControllerImpl.computeLineSpan(doc,
105: lineNumber);
106:
107: assertTrue(Arrays.toString(returnedSpan), Arrays.equals(
108: expectedSpan, returnedSpan));
109: }
110: }
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