parseNumeric

import virc.common : User;
import std.range : only, takeNone;
{
	auto reply = parseNumeric!(Numeric.RPL_WHOISACCOUNT)(only("someone", "whoisuser", "accountname", "is logged in as"));
	assert(reply.get.user == User("whoisuser"));
	assert(reply.get.account == "accountname");
}
{
	immutable reply = parseNumeric!(Numeric.RPL_WHOISACCOUNT)(only("someone", "whoisuser", "accountname"));
	assert(reply.isNull);
}
{
	immutable reply = parseNumeric!(Numeric.RPL_WHOISACCOUNT)(only("someone", "whoisuser"));
	assert(reply.isNull);
}
{
	immutable reply = parseNumeric!(Numeric.RPL_WHOISACCOUNT)(only("someone"));
	assert(reply.isNull);
}
{
	immutable reply = parseNumeric!(Numeric.RPL_WHOISACCOUNT)(takeNone(only("")));
	assert(reply.isNull);
}