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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.Web.Razor.Tokenizer.Symbols;
using Xunit;
namespace System.Web.Razor.Test.Tokenizer
{
public class CSharpTokenizerLiteralTest : CSharpTokenizerTestBase
{
[Fact]
public void Simple_Integer_Literal_Is_Recognized()
{
TestSingleToken("01189998819991197253", CSharpSymbolType.IntegerLiteral);
}
[Fact]
public void Integer_Type_Suffix_Is_Recognized()
{
TestSingleToken("42U", CSharpSymbolType.IntegerLiteral);
TestSingleToken("42u", CSharpSymbolType.IntegerLiteral);
TestSingleToken("42L", CSharpSymbolType.IntegerLiteral);
TestSingleToken("42l", CSharpSymbolType.IntegerLiteral);
TestSingleToken("42UL", CSharpSymbolType.IntegerLiteral);
TestSingleToken("42Ul", CSharpSymbolType.IntegerLiteral);
TestSingleToken("42uL", CSharpSymbolType.IntegerLiteral);
TestSingleToken("42ul", CSharpSymbolType.IntegerLiteral);
TestSingleToken("42LU", CSharpSymbolType.IntegerLiteral);
TestSingleToken("42Lu", CSharpSymbolType.IntegerLiteral);
TestSingleToken("42lU", CSharpSymbolType.IntegerLiteral);
TestSingleToken("42lu", CSharpSymbolType.IntegerLiteral);
}
[Fact]
public void Trailing_Letter_Is_Not_Part_Of_Integer_Literal_If_Not_Type_Sufix()
{
TestTokenizer("42a", new CSharpSymbol(0, 0, 0, "42", CSharpSymbolType.IntegerLiteral), IgnoreRemaining);
}
[Fact]
public void Simple_Hex_Literal_Is_Recognized()
{
TestSingleToken("0x0123456789ABCDEF", CSharpSymbolType.IntegerLiteral);
}
[Fact]
public void Integer_Type_Suffix_Is_Recognized_In_Hex_Literal()
{
TestSingleToken("0xDEADBEEFU", CSharpSymbolType.IntegerLiteral);
TestSingleToken("0xDEADBEEFu", CSharpSymbolType.IntegerLiteral);
TestSingleToken("0xDEADBEEFL", CSharpSymbolType.IntegerLiteral);
TestSingleToken("0xDEADBEEFl", CSharpSymbolType.IntegerLiteral);
TestSingleToken("0xDEADBEEFUL", CSharpSymbolType.IntegerLiteral);
TestSingleToken("0xDEADBEEFUl", CSharpSymbolType.IntegerLiteral);
TestSingleToken("0xDEADBEEFuL", CSharpSymbolType.IntegerLiteral);
TestSingleToken("0xDEADBEEFul", CSharpSymbolType.IntegerLiteral);
TestSingleToken("0xDEADBEEFLU", CSharpSymbolType.IntegerLiteral);
TestSingleToken("0xDEADBEEFLu", CSharpSymbolType.IntegerLiteral);
TestSingleToken("0xDEADBEEFlU", CSharpSymbolType.IntegerLiteral);
TestSingleToken("0xDEADBEEFlu", CSharpSymbolType.IntegerLiteral);
}
[Fact]
public void Trailing_Letter_Is_Not_Part_Of_Hex_Literal_If_Not_Type_Sufix()
{
TestTokenizer("0xDEADBEEFz", new CSharpSymbol(0, 0, 0, "0xDEADBEEF", CSharpSymbolType.IntegerLiteral), IgnoreRemaining);
}
[Fact]
public void Dot_Followed_By_Non_Digit_Is_Not_Part_Of_Real_Literal()
{
TestTokenizer("3.a", new CSharpSymbol(0, 0, 0, "3", CSharpSymbolType.IntegerLiteral), IgnoreRemaining);
}
[Fact]
public void Simple_Real_Literal_Is_Recognized()
{
TestTokenizer("3.14159", new CSharpSymbol(0, 0, 0, "3.14159", CSharpSymbolType.RealLiteral));
}
[Fact]
public void Real_Literal_Between_Zero_And_One_Is_Recognized()
{
TestTokenizer(".14159", new CSharpSymbol(0, 0, 0, ".14159", CSharpSymbolType.RealLiteral));
}
[Fact]
public void Integer_With_Real_Type_Suffix_Is_Recognized()
{
TestSingleToken("42F", CSharpSymbolType.RealLiteral);
TestSingleToken("42f", CSharpSymbolType.RealLiteral);
TestSingleToken("42D", CSharpSymbolType.RealLiteral);
TestSingleToken("42d", CSharpSymbolType.RealLiteral);
TestSingleToken("42M", CSharpSymbolType.RealLiteral);
TestSingleToken("42m", CSharpSymbolType.RealLiteral);
}
[Fact]
public void Integer_With_Exponent_Is_Recognized()
{
TestSingleToken("1e10", CSharpSymbolType.RealLiteral);
TestSingleToken("1E10", CSharpSymbolType.RealLiteral);
TestSingleToken("1e+10", CSharpSymbolType.RealLiteral);
TestSingleToken("1E+10", CSharpSymbolType.RealLiteral);
TestSingleToken("1e-10", CSharpSymbolType.RealLiteral);
TestSingleToken("1E-10", CSharpSymbolType.RealLiteral);
}
[Fact]
public void Real_Number_With_Type_Suffix_Is_Recognized()
{
TestSingleToken("3.14F", CSharpSymbolType.RealLiteral);
TestSingleToken("3.14f", CSharpSymbolType.RealLiteral);
TestSingleToken("3.14D", CSharpSymbolType.RealLiteral);
TestSingleToken("3.14d", CSharpSymbolType.RealLiteral);
TestSingleToken("3.14M", CSharpSymbolType.RealLiteral);
TestSingleToken("3.14m", CSharpSymbolType.RealLiteral);
}
[Fact]
public void Real_Number_With_Exponent_Is_Recognized()
{
TestSingleToken("3.14E10", CSharpSymbolType.RealLiteral);
TestSingleToken("3.14e10", CSharpSymbolType.RealLiteral);
TestSingleToken("3.14E+10", CSharpSymbolType.RealLiteral);
TestSingleToken("3.14e+10", CSharpSymbolType.RealLiteral);
TestSingleToken("3.14E-10", CSharpSymbolType.RealLiteral);
TestSingleToken("3.14e-10", CSharpSymbolType.RealLiteral);
}
[Fact]
public void Real_Number_With_Exponent_And_Type_Suffix_Is_Recognized()
{
TestSingleToken("3.14E+10F", CSharpSymbolType.RealLiteral);
}
[Fact]
public void Single_Character_Literal_Is_Recognized()
{
TestSingleToken("'f'", CSharpSymbolType.CharacterLiteral);
}
[Fact]
public void Multi_Character_Literal_Is_Recognized()
{
TestSingleToken("'foo'", CSharpSymbolType.CharacterLiteral);
}
[Fact]
public void Character_Literal_Is_Terminated_By_EOF_If_Unterminated()
{
TestSingleToken("'foo bar", CSharpSymbolType.CharacterLiteral);
}
[Fact]
public void Character_Literal_Not_Terminated_By_Escaped_Quote()
{
TestSingleToken("'foo\\'bar'", CSharpSymbolType.CharacterLiteral);
}
[Fact]
public void Character_Literal_Is_Terminated_By_EOL_If_Unterminated()
{
TestTokenizer("'foo\n", new CSharpSymbol(0, 0, 0, "'foo", CSharpSymbolType.CharacterLiteral), IgnoreRemaining);
}
[Fact]
public void String_Literal_Is_Recognized()
{
TestSingleToken("\"foo\"", CSharpSymbolType.StringLiteral);
}
[Fact]
public void String_Literal_Is_Terminated_By_EOF_If_Unterminated()
{
TestSingleToken("\"foo bar", CSharpSymbolType.StringLiteral);
}
[Fact]
public void String_Literal_Not_Terminated_By_Escaped_Quote()
{
TestSingleToken("\"foo\\\"bar\"", CSharpSymbolType.StringLiteral);
}
[Fact]
public void String_Literal_Is_Terminated_By_EOL_If_Unterminated()
{
TestTokenizer("\"foo\n", new CSharpSymbol(0, 0, 0, "\"foo", CSharpSymbolType.StringLiteral), IgnoreRemaining);
}
[Fact]
public void Verbatim_String_Literal_Can_Contain_Newlines()
{
TestSingleToken("@\"foo\nbar\nbaz\"", CSharpSymbolType.StringLiteral);
}
[Fact]
public void Verbatim_String_Literal_Not_Terminated_By_Escaped_Double_Quote()
{
TestSingleToken("@\"foo\"\"bar\"", CSharpSymbolType.StringLiteral);
}
[Fact]
public void Verbatim_String_Literal_Is_Terminated_By_Slash_Double_Quote()
{
TestTokenizer("@\"foo\\\"bar\"", new CSharpSymbol(0, 0, 0, "@\"foo\\\"", CSharpSymbolType.StringLiteral), IgnoreRemaining);
}
[Fact]
public void Verbatim_String_Literal_Is_Terminated_By_EOF()
{
TestSingleToken("@\"foo", CSharpSymbolType.StringLiteral);
}
}
}
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