public void op_Validate_Telephone(string telephone,
bool expected)
{
var actual = BritishTelephoneNumberLength.Validate(telephone);
Assert.Equal(expected, actual);
}
private BritishTelephoneNumberPlanItem Item(Telephone telephone)
{
if (null == telephone)
{
throw new ArgumentNullException("telephone");
}
if (null == telephone.Number)
{
return(null);
}
if (telephone.Number.StartsWithAny(StringComparison.Ordinal, "+441", "+442"))
{
if (BritishTelephoneNumberLength.Validate(telephone))
{
return(new[] { 5, 4, 3 }.Select(length => telephone.Number.Substring(3, length))
.Where(ContainsKey).Select(prefix => this[prefix])
.FirstOrDefault());
}
}
if (telephone.Number.Length.IsNot(13))
{
return(null);
}
if (telephone.Number.StartsWith("+447", StringComparison.Ordinal))
{
var code = telephone.Number.Substring(3, 4);
return(new BritishTelephoneNumberPlanItem
{
AreaCode = code,
DialingCode = code,
Use = string.Empty
});
}
return(null);
}
public void op_Validate_TelephoneNull()
{
Assert.Throws <ArgumentNullException>(() => BritishTelephoneNumberLength.Validate(null));
}
public void op_Validate_TelephoneEmpty()
{
Telephone telephone = string.Empty;
Assert.Throws <ArgumentNullException>(() => BritishTelephoneNumberLength.Validate(telephone));
}