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 1997-2007 Sun
028: * Microsystems, Inc. All Rights Reserved.
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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:
042: package org.netbeans.lib.lexer.test.inc;
043:
044: import javax.swing.text.BadLocationException;
045: import javax.swing.text.Document;
046: import junit.framework.TestCase;
047: import org.netbeans.api.lexer.Language;
048: import org.netbeans.api.lexer.TokenChange;
049: import org.netbeans.api.lexer.TokenHierarchy;
050: import org.netbeans.api.lexer.TokenHierarchyEvent;
051: import org.netbeans.api.lexer.TokenSequence;
052: import org.netbeans.lib.lexer.lang.TestSaveTokensInLATokenId;
053: import org.netbeans.lib.lexer.lang.TestTokenId;
054: import org.netbeans.lib.lexer.test.LexerTestUtilities;
055: import org.netbeans.lib.lexer.test.ModificationTextDocument;
056:
057: /**
058: * Tests of token list behavior in certain special situations.
059: *
060: * @author mmetelka
061: */
062: public class TokenListUpdaterExtraTest extends TestCase {
063:
064: public TokenListUpdaterExtraTest(String testName) {
065: super (testName);
066: }
067:
068: public void testSaveTokensWithinLookahead() throws Exception {
069: Document doc = new ModificationTextDocument();
070: String text = "aabc";
071: doc.insertString(0, text, null);
072:
073: doc.putProperty(Language.class, TestSaveTokensInLATokenId
074: .language());
075: TokenHierarchy<?> hi = TokenHierarchy.get(doc);
076: TokenSequence<?> ts = hi.tokenSequence();
077: ts.moveEnd(); // Force creation of all tokens
078: System.out.println("ts:\n" + ts);
079: LexerTestUtilities.initLastTokenHierarchyEventListening(doc);
080: doc.remove(1, 1);
081: TokenHierarchyEvent evt = LexerTestUtilities
082: .getLastTokenHierarchyEvent(doc);
083: TokenChange<?> change = evt.tokenChange();
084: assertEquals(1, change.addedTokenCount());
085: }
086:
087: public void testEmbeddedModInStartSkipLength() throws Exception {
088: Document doc = commentDoc();
089: doc.insertString(1, "*", null);
090: }
091:
092: public void testEmbeddedModInEndSkipLength() throws Exception {
093: Document doc = commentDoc();
094: doc.insertString(7, "*", null);
095: }
096:
097: private Document commentDoc() throws BadLocationException {
098: Document doc = new ModificationTextDocument();
099: // Assign a language to the document
100: String text = "/**abc*/";
101: doc.insertString(0, text, null);
102:
103: doc.putProperty(Language.class, TestTokenId.language());
104: TokenHierarchy<?> hi = TokenHierarchy.get(doc);
105:
106: TokenSequence<?> ts = hi.tokenSequence();
107: assertTrue(ts.moveNext());
108: assertNotNull(ts.embedded());
109: return doc;
110: }
111:
112: public void testTokenCountWasCalledInUpdater() throws Exception {
113: Document doc = new ModificationTextDocument();
114: String text = "+/* */";
115: doc.insertString(0, text, null);
116:
117: doc.putProperty(Language.class, TestTokenId.language());
118: TokenHierarchy<?> hi = TokenHierarchy.get(doc);
119: TokenSequence<?> ts = hi.tokenSequence();
120: assertTrue(ts.moveNext());
121: LexerTestUtilities.assertTokenEquals(ts, TestTokenId.PLUS, "+",
122: -1);
123: doc.remove(1, 3); // Remove "/* "
124: ts = hi.tokenSequence();
125: ts.moveEnd();
126: assertTrue(ts.movePrevious());
127: LexerTestUtilities.assertTokenEquals(ts, TestTokenId.DIV, "/",
128: -1);
129: }
130:
131: }
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