public void Test(string value, ulong?size, Unit unit, int errorCount)
{
MaxReportSize maxReportSize = _parser.Parse(value);
Assert.That(maxReportSize.Value, Is.EqualTo(size));
Assert.That(maxReportSize.Unit, Is.EqualTo(unit));
Assert.That(maxReportSize.ErrorCount, Is.EqualTo(errorCount));
}
public MaxReportSize Parse(string value)
{
if (value != null)
{
Match match = _regex.Match(value);
if (match.Success)
{
string sizeToken = match.Groups["size"].Value.ToLower();
string unitToken = match.Groups["unit"].Value;
ulong candidateSize;
ulong?size = ulong.TryParse(sizeToken, out candidateSize)
? candidateSize
: (ulong?)null;
Unit unit;
if (!Enum.TryParse(unitToken, true, out unit))
{
unit = Unit.B; //byte is default if no unit specified.
}
MaxReportSize maxReportSize = new MaxReportSize(size, unit);
if (!size.HasValue)
{
string maxSizeErrorMessage = string.Format(DmarcParserResource.InvalidValueErrorMessage,
"max size", sizeToken);
maxReportSize.AddError(new Error(ErrorType.Error, maxSizeErrorMessage));
}
if (!string.IsNullOrEmpty(unitToken) && unit == Unit.Unknown)
{
string unitErrorMessage = string.Format(DmarcParserResource.InvalidValueErrorMessage, "unit",
unitToken);
maxReportSize.AddError(new Error(ErrorType.Error, unitErrorMessage));
}
return(maxReportSize);
}
}
MaxReportSize invalidMaxReportSize = new MaxReportSize(null, Unit.Unknown);
string maxReportSizeErrorMessage = string.Format(DmarcParserResource.InvalidValueErrorMessage, "max report size", value);
invalidMaxReportSize.AddError(new Error(ErrorType.Error, maxReportSizeErrorMessage));
return(invalidMaxReportSize);
}
public UriTag Parse(string uriString)
{
string[] tokens = uriString?.Split(new[] { Separator }, StringSplitOptions.RemoveEmptyEntries).Select(_ => _.Trim()).ToArray() ?? new string[0];
DmarcUri dmarcUri = _dmarcUriParser.Parse(tokens.ElementAtOrDefault(0));
MaxReportSize maxReportSize = tokens.Length > 1
? _maxReportSizeParser.Parse(tokens[1])
: null;
UriTag uriTag = new UriTag(uriString, dmarcUri, maxReportSize);
if (tokens.Length > 2)
{
string unexpectedValues = string.Join(",", tokens.Skip(2));
string unexpectedValuesErrorMessage = string.Format(DmarcParserResource.UnexpectedValueErrorMessage, unexpectedValues, "uri", unexpectedValues);
uriTag.AddError(new Error(ErrorType.Error, unexpectedValuesErrorMessage));
}
return(uriTag);
}
public void ExtraTokensFoundUriReturnedWithError()
{
string value = $"{UriString}!{SizeString}!{SizeString}";
DmarcUri dmarcUri = new DmarcUri(new Uri(UriString));
A.CallTo(() => _dmarcUriParser.Parse(UriString)).Returns(dmarcUri);
MaxReportSize maxReportSize = new MaxReportSize(50, Unit.M);
A.CallTo(() => _maxReportSizeParser.Parse(SizeString)).Returns(maxReportSize);
UriTag uriTag = _parser.Parse(value);
Assert.That(uriTag.Uri, Is.SameAs(dmarcUri));
Assert.That(uriTag.MaxReportSize, Is.SameAs(maxReportSize));
Assert.That(uriTag.ErrorCount, Is.EqualTo(1));
A.CallTo(() => _dmarcUriParser.Parse(UriString)).MustHaveHappened(Repeated.Exactly.Once);
A.CallTo(() => _maxReportSizeParser.Parse(SizeString)).MustHaveHappened(Repeated.Exactly.Once);
}
public void UriAndMaxReportSizeTokensPresentFullyFormedUriTagReturned()
{
string value = $"{UriString}!{SizeString}";
DmarcUri dmarcUri = new DmarcUri(new Uri(UriString));
A.CallTo(() => _dmarcUriParser.Parse(UriString)).Returns(dmarcUri);
MaxReportSize maxReportSize = new MaxReportSize(50, Unit.M);
A.CallTo(() => _maxReportSizeParser.Parse(SizeString)).Returns(maxReportSize);
UriTag uriTag = _parser.Parse(value);
Assert.That(uriTag.Uri, Is.SameAs(dmarcUri));
Assert.That(uriTag.MaxReportSize, Is.SameAs(maxReportSize));
Assert.That(uriTag.ErrorCount, Is.Zero);
A.CallTo(() => _dmarcUriParser.Parse(UriString)).MustHaveHappened(Repeated.Exactly.Once);
A.CallTo(() => _maxReportSizeParser.Parse(SizeString)).MustHaveHappened(Repeated.Exactly.Once);
}
