public void BasicTest()
{
ExpressionLexer lexer = new SearchLexer("rd");
ValidateStringLiteralToken(lexer, "rd");
ValidateTokenKind(lexer, ExpressionTokenKind.End);
}
public void UnmatchedParenTest()
{
ExpressionLexer lexer = new SearchLexer("kit )");
ValidateStringLiteralToken(lexer, "kit");
ValidateTokenKind(lexer, ExpressionTokenKind.CloseParen);
ValidateTokenKind(lexer, ExpressionTokenKind.End);
}
public void QuoteAndEscapeTest()
{
ExpressionLexer lexer = new SearchLexer("a \"AND \\\"bc\\\\ OR \" def");
ValidateStringLiteralToken(lexer, "a");
ValidateStringLiteralToken(lexer, "AND \"bc\\ OR ");
ValidateStringLiteralToken(lexer, "def");
ValidateTokenKind(lexer, ExpressionTokenKind.End);
}
public void SpaceTest()
{
ExpressionLexer lexer = new SearchLexer("st dn rd");
ValidateStringLiteralToken(lexer, "st");
ValidateStringLiteralToken(lexer, "dn");
ValidateStringLiteralToken(lexer, "rd");
ValidateTokenKind(lexer, ExpressionTokenKind.End);
}
public void EmptyPhraseInputTest()
{
ExpressionLexer lexer = new SearchLexer("A \"\"");
Action action = () => lexer.NextToken();
action.ShouldThrow <ODataException>().WithMessage(Strings.ExpressionToken_IdentifierExpected((2)));
action = () => new SearchLexer("\"\" A");
action.ShouldThrow <ODataException>().WithMessage(Strings.ExpressionToken_IdentifierExpected((0)));
}
public void ContinuousQuoteTest()
{
ExpressionLexer lexer = new SearchLexer("a \"AND \\\"bc\\\\ OR \"\"VV\" def");
ValidateStringLiteralToken(lexer, "a");
ValidateStringLiteralToken(lexer, "AND \"bc\\ OR ");
ValidateStringLiteralToken(lexer, "VV");
ValidateStringLiteralToken(lexer, "def");
ValidateTokenKind(lexer, ExpressionTokenKind.End);
}
public void TermTest()
{
ExpressionLexer lexer = new SearchLexer("a AND bc OR def");
ValidateStringLiteralToken(lexer, "a");
ValidateIdentifierToken(lexer, "AND");
ValidateStringLiteralToken(lexer, "bc");
ValidateIdentifierToken(lexer, "OR");
ValidateStringLiteralToken(lexer, "def");
ValidateTokenKind(lexer, ExpressionTokenKind.End);
}
public void ParenTest()
{
ExpressionLexer lexer = new SearchLexer("st (dn rd)");
ValidateStringLiteralToken(lexer, "st");
ValidateTokenKind(lexer, ExpressionTokenKind.OpenParen);
ValidateStringLiteralToken(lexer, "dn");
ValidateStringLiteralToken(lexer, "rd");
ValidateTokenKind(lexer, ExpressionTokenKind.CloseParen);
ValidateTokenKind(lexer, ExpressionTokenKind.End);
}
public SearchParser.ExprContext GenerateAST(string input)
{
var inputStream = new AntlrInputStream(input);
var lexer = new SearchLexer(inputStream);
var tokens = new CommonTokenStream(lexer);
var parser = new SearchParser(tokens);
parser.ErrorHandler = new BailErrorStrategy();
return(parser.expr());
}
public void InvalidCharWithOutQuoteTest()
{
ExpressionLexer lexer = new SearchLexer("\"b\\\"cd a3\"");
ValidateStringLiteralToken(lexer, "b\"cd a3");
ValidateTokenKind(lexer, ExpressionTokenKind.End);
lexer = new SearchLexer("\"bcd za3\"");
ValidateStringLiteralToken(lexer, "bcd za3");
ValidateTokenKind(lexer, ExpressionTokenKind.End);
Action action = () => new SearchLexer("b\\\"cd a3").NextToken();
action.ShouldThrow <ODataException>().WithMessage(Strings.ExpressionLexer_InvalidCharacter("\\", 1, "b\\\"cd a3"));
action = () => new SearchLexer("bcd za3").NextToken();
action.ShouldThrow <ODataException>().WithMessage(Strings.ExpressionLexer_InvalidCharacter("3", 6, "bcd za3"));
action = () => new SearchLexer("\" za\"\\").NextToken();
action.ShouldThrow <ODataException>().WithMessage(Strings.ExpressionLexer_InvalidCharacter("\\", 5, "\" za\"\\"));
}
public void EmptyInputTest()
{
ExpressionLexer lexer = new SearchLexer("");
ValidateTokenKind(lexer, ExpressionTokenKind.End);
}
