public void TryTokenizeSucceedsIfTokenizationSucceeds() { var tokenizer = new NumberListTokenizer(); var result = tokenizer.TryTokenize("1 23 456"); Assert.True(result.HasValue); }
public void TryTokenizeReportsCustomErrors() { var tokenizer = new NumberListTokenizer(useCustomErrors: true); var result = tokenizer.TryTokenize("1 a"); Assert.False(result.HasValue); Assert.Equal(result.FormatErrorMessageFragment(), "list must contain only numbers"); }
public void TryTokenizeReportsFailures() { var tokenizer = new NumberListTokenizer(); var result = tokenizer.TryTokenize("1 a"); Assert.False(result.HasValue); Assert.Equal(result.FormatErrorMessageFragment(), "unexpected `a`, expected digit"); }