public void Can_parse_hexadecimal_numbers()
{
var unparsedSlotNumber = "#8E";
var parsedSlotNumber = SlotNumber.Parse(unparsedSlotNumber);
var expected = new SlotNumber(2, 3);
Assert.AreEqual(expected, parsedSlotNumber);
}
public void Can_parse_slot_slash_subslot_numbers()
{
var unparsedSlotNumber = "2-3";
var parsedSlotNumber = SlotNumber.Parse(unparsedSlotNumber);
var expected = new SlotNumber(2, 3);
Assert.AreEqual(expected, parsedSlotNumber);
}
public void Can_parse_decimal_numbers()
{
var unparsedSlotNumber = (128 + 4 * 3 + 2).ToString();
var parsedSlotNumber = SlotNumber.Parse(unparsedSlotNumber);
var expected = new SlotNumber(2, 3);
Assert.AreEqual(expected, parsedSlotNumber);
}
public void Can_deal_with_whitespace()
{
var strings = new[] { " 142 ", " #8E ", " 2-3 " };
var expected = new SlotNumber(2, 3);
foreach (var s in strings)
{
Assert.AreEqual(expected, SlotNumber.Parse(s));
}
}
public void Cannot_parse_invalid_strings()
{
Assert.Throws <ArgumentNullException>(() => SlotNumber.Parse(null));
var invalidStrings = new[] { "", "999", "abc", "#FFF", "#xx", "3-4", "-2", "1-", "a-b" };
foreach (var s in invalidStrings)
{
Assert.Throws <FormatException>(() => SlotNumber.Parse(s));
}
}