private static PatternNode ParseAndValidate(string pattern)
{
var parser = new PatternParser();
var errorsSink = new PatternCompilerErrorsSink();
parser.TryParse(pattern, errorsSink, out var parsedPattern).Should().BeTrue();
errorsSink.Errors.Should().HaveCount(0);
errorsSink.HasErrors.Should().BeFalse();
parsedPattern.Should().NotBeNull();
return(parsedPattern !);
}
private void Validate(string pattern)
{
var parser = new PatternParser();
var errorsSink = new PatternCompilerErrorsSink();
parser.TryParse(pattern, errorsSink, out var parsedPattern).Should().BeTrue();
parsedPattern.Should().NotBeNull();
errorsSink.HasErrors.Should().BeFalse();
validator.Validate(parsedPattern !, errorsSink).Should().BeTrue();
errorsSink.HasErrors.Should().BeFalse();
}
private void Validate(string pattern, string errorContainsText)
{
var parser = new PatternParser();
var errorsSink = new PatternCompilerErrorsSink();
parser.TryParse(pattern, errorsSink, out var parsedPattern).Should().BeTrue();
parsedPattern.Should().NotBeNull();
errorsSink.HasErrors.Should().BeFalse();
validator.Validate(parsedPattern !, errorsSink).Should().BeFalse();
errorsSink.HasErrors.Should().BeTrue();
errorsSink.Errors.Any(e => e.Message.ContainsOrdinalIgnoreCase(errorContainsText)).Should().BeTrue();
}
public bool Validate(
PatternNode pattern,
PatternCompilerErrorsSink errorsSink)
{
try
{
Validate <NoConsecutiveSegmentStartValidator>(pattern);
Validate <NoConsecutiveWildcardValidator>(pattern);
Validate <OneVariablePerSegmentValidator>(pattern);
Validate <NoVariableFollowedByWildcardValidator>(pattern);
Validate <VariableNameValidator>(pattern);
return(true);
}
catch (PatternException pe)
{
errorsSink.AddError(pe.Message);
return(false);
}
}
private static void ParseAndValidate(
string pattern,
int count,
string messageContains,
int?location = null)
{
var parser = new PatternParser();
var errorsSink = new PatternCompilerErrorsSink();
parser.TryParse(pattern, errorsSink, out var parsedPattern).Should().BeFalse();
parsedPattern.Should().BeNull();
errorsSink.HasErrors.Should().BeTrue();
errorsSink.Errors.Should().HaveCount(count);
var error = errorsSink.Errors[0];
error.Location.Should().Be(location);
error.Message.Should().Contain(messageContains);
}
