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Fixed Lexer bug (C#): OverflowException was thrown when integer literal was at end of expression. Added unit tests for literals. git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@77 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61shortcuts
Daniel Grunwald
21 years ago
12 changed files with 536 additions and 455 deletions
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using System; |
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using System.IO; |
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using NUnit.Framework; |
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using ICSharpCode.NRefactory.Parser; |
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using ICSharpCode.NRefactory.Parser.CSharp; |
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using ICSharpCode.NRefactory.PrettyPrinter; |
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namespace ICSharpCode.NRefactory.Tests.Lexer.CSharp |
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{ |
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[TestFixture] |
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public sealed class NumberLexerTests |
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{ |
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ILexer GenerateLexer(StringReader sr) |
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{ |
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return ParserFactory.CreateLexer(SupportedLanguages.CSharp, sr); |
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} |
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Token GetSingleToken(string text) |
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{ |
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ILexer lexer = GenerateLexer(new StringReader(text)); |
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Token t = lexer.NextToken(); |
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Assert.AreEqual(Tokens.EOF, lexer.NextToken().kind, "Tokens.EOF"); |
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return t; |
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} |
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void CheckToken(string text, object val) |
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{ |
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Token t = GetSingleToken(text); |
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Assert.AreEqual(Tokens.Literal, t.kind, "Tokens.Literal"); |
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Assert.IsNotNull(t.literalValue, "literalValue is null"); |
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Assert.AreEqual(val, t.literalValue, "literalValue"); |
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} |
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[Test] |
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public void TestSingleDigit() |
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{ |
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CheckToken("5", 5); |
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} |
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[Test] |
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public void TestZero() |
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{ |
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CheckToken("0", 0); |
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} |
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[Test] |
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public void TestInteger() |
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{ |
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CheckToken("66", 66); |
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} |
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[Test] |
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public void TestOctalInteger() |
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{ |
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CheckToken("077", 077); |
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CheckToken("056", 056); |
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} |
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[Test] |
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public void TestHexadecimalInteger() |
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{ |
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CheckToken("0x99F", 0x99F); |
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CheckToken("0xAB1f", 0xAB1f); |
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} |
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[Test] |
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public void TestDouble() |
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{ |
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CheckToken("1.0", 1.0); |
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} |
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[Test] |
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public void TestFloat() |
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{ |
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CheckToken("1.0f", 1.0f); |
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} |
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} |
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} |
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@@ -0,0 +1,86 @@
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using System; |
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using System.IO; |
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using NUnit.Framework; |
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using ICSharpCode.NRefactory.Parser; |
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using ICSharpCode.NRefactory.Parser.VB; |
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using ICSharpCode.NRefactory.PrettyPrinter; |
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namespace ICSharpCode.NRefactory.Tests.Lexer.VB |
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{ |
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[TestFixture] |
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public sealed class LiteralsTests |
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{ |
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ILexer GenerateLexer(StringReader sr) |
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{ |
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return ParserFactory.CreateLexer(SupportedLanguages.VBNet, sr); |
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} |
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Token GetSingleToken(string text) |
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{ |
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ILexer lexer = GenerateLexer(new StringReader(text)); |
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Token t = lexer.NextToken(); |
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Assert.AreEqual(Tokens.EOL, lexer.NextToken().kind, "Tokens.EOL"); |
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Assert.AreEqual(Tokens.EOF, lexer.NextToken().kind, "Tokens.EOF"); |
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return t; |
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} |
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void CheckToken(string text, int tokenType, object val) |
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{ |
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Token t = GetSingleToken(text); |
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Assert.AreEqual(tokenType, t.kind, "Tokens.Literal"); |
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Assert.IsNotNull(t.literalValue, "literalValue is null"); |
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Assert.AreEqual(val, t.literalValue, "literalValue"); |
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} |
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[Test] |
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public void TestSingleDigit() |
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{ |
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CheckToken("5", Tokens.LiteralInteger, 5); |
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} |
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[Test] |
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public void TestZero() |
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{ |
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CheckToken("0", Tokens.LiteralInteger, 0); |
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} |
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[Test] |
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public void TestInteger() |
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{ |
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CheckToken("15", Tokens.LiteralInteger, 15); |
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CheckToken("8581", Tokens.LiteralInteger, 8581); |
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} |
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[Test] |
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public void TestHexadecimalInteger() |
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{ |
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CheckToken("&H10", Tokens.LiteralInteger, 0x10); |
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CheckToken("&H10&", Tokens.LiteralInteger, 0x10); |
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CheckToken("&h3ff&", Tokens.LiteralInteger, 0x3ff); |
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} |
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[Test] |
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public void TestStringLiterals() |
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{ |
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CheckToken("\"\"", Tokens.LiteralString, ""); |
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CheckToken("\"Hello, World!\"", Tokens.LiteralString, "Hello, World!"); |
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CheckToken("\"\"\"\"", Tokens.LiteralString, "\""); |
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} |
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[Test] |
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public void TestCharacterLiterals() |
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{ |
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CheckToken("\" \"c", Tokens.LiteralCharacter, ' '); |
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CheckToken("\"!\"c", Tokens.LiteralCharacter, '!'); |
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CheckToken("\"\"\"\"c", Tokens.LiteralCharacter, '"'); |
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} |
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/* |
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* TODO : Test the following: |
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public const int LiteralDouble = 6; |
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public const int LiteralSingle = 7; |
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public const int LiteralDecimal = 8; |
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public const int LiteralDate = 9; |
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*/ |
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} |
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} |
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@ -1,14 +1,4 @@
@@ -1,14 +1,4 @@
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<Project DefaultTargets="Build" xmlns:Conversion="urn:Conversion" xmlns="http://schemas.microsoft.com/developer/msbuild/2003"> |
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' "> |
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<StartProgram> |
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</StartProgram> |
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<StartArguments> |
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</StartArguments> |
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</PropertyGroup> |
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' "> |
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<StartProgram> |
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</StartProgram> |
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<StartArguments> |
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</StartArguments> |
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</PropertyGroup> |
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<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003"> |
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' " /> |
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' " /> |
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</Project> |
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