public void CanParseExpressions(KeyValuePair <string, List <Token> > sampleExpressionAndExpectedResult)
{
var tokens = new PlusMinusTokenizer().Scan(sampleExpressionAndExpectedResult.Key).ToList();
var expected = sampleExpressionAndExpectedResult.Value;
Assert.AreEqual(expected.Count, tokens.Count);
}
public void CanParseSingleDigitIntegers()
{
for (int i = 0; i < 9; i++)
{
var tokens = new PlusMinusTokenizer().Scan(i.ToString(CultureInfo.InvariantCulture)).ToList();
Assert.AreEqual(i, (tokens.First() as NumberConstantToken).Value);
}
}
public int CanParseExpressions(string expression)
{
var tokens = new PlusMinusTokenizer().Scan(expression);
var parser = new PlusMinusParser(tokens);
var res = parser.Parse();
return(res);
}
public int CanParseNumbersNumbersWithMoreDigits(string expression)
{
var tokens = new PlusMinusTokenizer().Scan(expression).ToList();
return((tokens.First() as NumberConstantToken).Value);
}
public Type CanParseOperatorTokens(string expression)
{
var tokens = new PlusMinusTokenizer().Scan(expression);
return(tokens.First().GetType());
}
