public void Give_passeport_fields_separate_by_spaces_or_newlines(
int passportNumber,
int expectedPassportFieldsCount)
{
//Given
const string batchFileDescription = BatchFileDescription.PartOneExampleDescription;
//When
var passportFieldsCount = PassportParser.ParsePassportDescription(
PassportParser
.ParseBatchFile(batchFileDescription)
.ElementAt(passportNumber))
.Count();
//Then
Assert.Equal(expectedPassportFieldsCount, passportFieldsCount);
}
public static int CountValidPassports(string batchFileDescription) => PassportParser .ParseBatchFile(batchFileDescription) .Select(PassportFactory.Create) .Count(passport => passport.ContainsAllRequiredFields());