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
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008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
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037: * Portions Copyrighted 2008 Sun Microsystems, Inc.
038: */
039:
040: package org.netbeans.modules.cnd.lexer;
041:
042: import junit.framework.TestCase;
043: import org.netbeans.api.lexer.TokenHierarchy;
044: import org.netbeans.api.lexer.TokenSequence;
045: import org.netbeans.cnd.api.lexer.CppTokenId;
046: import org.netbeans.lib.lexer.test.LexerTestUtilities;
047:
048: /**
049: *
050: * @author Vladimir Voskresensky
051: */
052: public class EscapeLineTestCase extends TestCase {
053:
054: public EscapeLineTestCase(String testName) {
055: super (testName);
056: }
057:
058: @Override
059: protected void setUp() throws java.lang.Exception {
060: // Set-up testing environment
061: LexerTestUtilities.setTesting(true);
062: }
063:
064: @Override
065: protected void tearDown() throws java.lang.Exception {
066: }
067:
068: public void testLineComment() {
069: String text = "//comm\\\n" + "ent\n";
070: TokenHierarchy<?> hi = TokenHierarchy.create(text, CppTokenId
071: .languageCpp());
072: TokenSequence<?> ts = hi.tokenSequence();
073: LexerTestUtilities.assertNextTokenEquals(ts,
074: CppTokenId.LINE_COMMENT, "//comm\\\nent");
075: LexerTestUtilities.assertNextTokenEquals(ts,
076: CppTokenId.NEW_LINE, "\n");
077:
078: assertFalse("No more tokens", ts.moveNext());
079: }
080:
081: public void testBlockComment() {
082: String text = "/*comm\\\n" + "ent\n" + "*/\n";
083: TokenHierarchy<?> hi = TokenHierarchy.create(text, CppTokenId
084: .languageCpp());
085: TokenSequence<?> ts = hi.tokenSequence();
086: LexerTestUtilities.assertNextTokenEquals(ts,
087: CppTokenId.BLOCK_COMMENT, "/*comm\\\nent\n*/");
088: LexerTestUtilities.assertNextTokenEquals(ts,
089: CppTokenId.NEW_LINE, "\n");
090:
091: assertFalse("No more tokens", ts.moveNext());
092: }
093:
094: public void testString() {
095: String text = "\"string\\\n" + "\" \"str\\\n" + "ing\"";
096: TokenHierarchy<?> hi = TokenHierarchy.create(text, CppTokenId
097: .languageCpp());
098: TokenSequence<?> ts = hi.tokenSequence();
099: LexerTestUtilities.assertNextTokenEquals(ts,
100: CppTokenId.STRING_LITERAL, "\"string\\\n\"");
101: LexerTestUtilities.assertNextTokenEquals(ts,
102: CppTokenId.WHITESPACE, " ");
103: LexerTestUtilities.assertNextTokenEquals(ts,
104: CppTokenId.STRING_LITERAL, "\"str\\\ning\"");
105:
106: assertFalse("No more tokens", ts.moveNext());
107: }
108:
109: public void test1() {
110: String text = "in\\\n" + "t\\\n" + " a\\\r" + "\\\r\n" + ";";
111: TokenHierarchy<?> hi = TokenHierarchy.create(text, CppTokenId
112: .languageCpp());
113: TokenSequence<?> ts = hi.tokenSequence();
114: LexerTestUtilities.assertNextTokenEquals(ts, CppTokenId.INT,
115: "in\\\nt");
116: LexerTestUtilities.assertNextTokenEquals(ts,
117: CppTokenId.ESCAPED_LINE, "\\\n");
118: LexerTestUtilities.assertNextTokenEquals(ts,
119: CppTokenId.WHITESPACE, " ");
120: LexerTestUtilities.assertNextTokenEquals(ts,
121: CppTokenId.IDENTIFIER, "a");
122: LexerTestUtilities.assertNextTokenEquals(ts,
123: CppTokenId.ESCAPED_LINE, "\\\r");
124: LexerTestUtilities.assertNextTokenEquals(ts,
125: CppTokenId.ESCAPED_LINE, "\\\r\n");
126: LexerTestUtilities.assertNextTokenEquals(ts,
127: CppTokenId.SEMICOLON, ";");
128:
129: assertFalse("No more tokens", ts.moveNext());
130: }
131:
132: }
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