public void ShouldIdentifyRightParentheseAsToken()
{
const string Code = " ) ";
var lexer = new ScriptLexer(Code);
var token = lexer.GetToken();
token.Token.ShouldEqual(Token.RightParenthese);
}
public void ShouldIdentifySemiColonAsToken()
{
const string Code = " ; ";
var lexer = new ScriptLexer(Code);
var token = lexer.GetToken();
token.Token.ShouldEqual(Token.SemiColon);
}
public void ShouldIdentifyRightBracketAsToken()
{
const string Code = " } ";
var lexer = new ScriptLexer(Code);
var token = lexer.GetToken();
token.Token.ShouldEqual(Token.RightBracket);
}
public void ShouldIdentifyIdentifiersAsToken()
{
const string Code = " id ";
var lexer = new ScriptLexer(Code);
var token = lexer.GetToken();
token.Token.ShouldEqual(Token.Identifier);
token.TokenValue.ShouldEqual("id");
}
public void ShouldIdentifyStringsAsToken()
{
const string Code = "\"This is a string\"";
var lexer = new ScriptLexer(Code);
var token = lexer.GetToken();
token.Token.ShouldEqual(Token.String);
token.Start.ShouldEqual(0);
token.End.ShouldEqual(18);
token.TokenValue.ShouldEqual(Code);
}
public List<RegionResult> Parse(string code)
{
_lexer = new ScriptLexer(code);
_current = _lexer.GetToken();
return GetRegionBlocks();
}
public void ShouldIdentifyWhileAsToken()
{
const string Code = "while(true); ";
var lexer = new ScriptLexer(Code);
var token = lexer.GetToken();
token.Token.ShouldEqual(Token.While);
token.TokenValue.ShouldEqual("while");
}
public void ShouldReturnTokenRegion()
{
const string Code = " id<T> ";
var lexer = new ScriptLexer(Code);
var result = lexer.GetToken();
result.Start.ShouldEqual(1);
result.End.ShouldEqual(3);
result = lexer.GetToken(); //<
result.Start.ShouldEqual(3);
result.End.ShouldEqual(4);
}
public void ShouldRemoveMultiLineComments()
{
const string Code = " { /* This is \n removed */ } ";
var lexer = new ScriptLexer(Code);
var token = lexer.GetToken();
token.Token.ShouldEqual('{');
token = lexer.GetToken();
token.Token.ShouldEqual('}');
token = lexer.GetToken();
token.Token.ShouldEqual(Token.Eof);
}
public void ShouldRemoveSingleLineComments()
{
const string Code = " { // This is removed \n } ";
var lexer = new ScriptLexer(Code);
var token = lexer.GetToken();
token.Token.ShouldEqual('{');
token = lexer.GetToken();
token.Token.ShouldEqual('}');
token = lexer.GetToken();
token.Token.ShouldEqual(Token.Eof);
}
public void ShouldIdentifyUnlexedAsThemselves()
{
const string Code = " < ";
var lexer = new ScriptLexer(Code);
var token = lexer.GetToken();
token.Token.ShouldEqual('<');
}
public void ShouldNotFailOnIdentifyingCharactersAsToken()
{
const string Code = "\'A";
var lexer = new ScriptLexer(Code);
var token = lexer.GetToken();
token.Token.ShouldEqual(Token.Character);
token.Start.ShouldEqual(0);
token.End.ShouldEqual(2);
token.TokenValue.ShouldEqual(Code);
}
public void ShouldIdenityCharactersAsToken()
{
const string Code = "\'A\'";
var lexer = new ScriptLexer(Code);
var token = lexer.GetToken();
token.Token.ShouldEqual(Token.Character);
token.Start.ShouldEqual(0);
token.End.ShouldEqual(3);
token.TokenValue.ShouldEqual(Code);
}
public void ShouldIdentifyStringsWithEscapeChars()
{
const string Code = "\"AssemblyInformationalVersion(\\\"\"";
var lexer = new ScriptLexer(Code);
var token = lexer.GetToken();
token.Token.ShouldEqual(Token.String);
token.TokenValue.ShouldEqual(Code);
}