public void AsciiStringSubStringThrowsIfStartIndexIsNegative()
{
string value = "9quali52ty3";
var ascii = new AsciiString(value);
Assert.Throws <ArgumentOutOfRangeException>(() => ascii.SubString(-1, 1));
}
public void AsciiStringSubStringThrowsIfStartIndexPlusLengthIsOutOfRange()
{
string value = "9quali52ty3";
var ascii = new AsciiString(value);
Assert.Throws <ArgumentOutOfRangeException>(() => ascii.SubString(0, value.Length + 1));
}
public void AsciiStringSubString()
{
var asciiString = new AsciiString(_input);
var newAsciiString = asciiString.SubString(0, Number);
Assert.AreEqual(Number, newAsciiString.Length);
}
public void AsciiStringSubStringReturnsExpectedFullSubString()
{
string value = "9quali52ty3";
string expected = value.Substring(0, value.Length);
var ascii = new AsciiString(value);
var subString = ascii.SubString(0, value.Length);
Assert.AreEqual(expected, subString.ToString());
}