1 /* 2 * [The "BSD license"] 3 * Copyright (c) 2011 Terence Parr 4 * All rights reserved. 5 * 6 * Conversion to C#: 7 * Copyright (c) 2011 Sam Harwell, Pixel Mine, Inc. 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 namespace Antlr3.Runtime.Test 34 { 35 using System.Collections.Generic; 36 using Antlr.Runtime; 37 using Microsoft.VisualStudio.TestTools.UnitTesting; 38 39 [TestClass] 40 public class PreprocessorTests 41 { 42 [TestMethod] TestEmptyComment()43 public void TestEmptyComment() 44 { 45 string inputText = "/**/ "; 46 var input = new ANTLRStringStream(inputText); 47 var lexer = new PreprocessorLexer(input); 48 var tokenStream = new CommonTokenStream(lexer); 49 tokenStream.Fill(); 50 51 List<IToken> tokens = tokenStream.GetTokens(); 52 Assert.AreEqual(2, tokens.Count); 53 Assert.AreEqual(PreprocessorLexer.DELIMITED_COMMENT, tokens[0].Type); 54 Assert.AreEqual("/**/", tokens[0].Text); 55 Assert.AreEqual(PreprocessorLexer.EOF, tokens[1].Type); 56 } 57 } 58 } 59