public void Test_FdbKeyRange_StartsWith()
{
FdbKeyRange range;
// "abc" => [ "abc", "abd" )
range = FdbKeyRange.StartsWith(Slice.FromAscii("abc"));
Assert.That(range.Begin, Is.EqualTo(Slice.FromAscii("abc")));
Assert.That(range.End, Is.EqualTo(Slice.FromAscii("abd")));
// "" => ArgumentException
Assert.That(() => FdbKeyRange.PrefixedBy(Slice.Empty), Throws.InstanceOf <ArgumentException>());
// "\xFF" => ArgumentException
Assert.That(() => FdbKeyRange.PrefixedBy(Slice.FromAscii("\xFF")), Throws.InstanceOf <ArgumentException>());
// null => ArgumentException
Assert.That(() => FdbKeyRange.PrefixedBy(Slice.Nil), Throws.InstanceOf <ArgumentException>());
}