public void As()
{
Assert.ThrowsExact <ArgumentNullException>(() => EnumExtensions.As <int>(null));
Assert.ThrowsExact <InvalidOperationException>(() => EnumExtensions.As <double>(EnumVanilla.None));
Assert.ThrowsExact <InvalidOperationException>(() => EnumExtensions.As <Guid>(EnumVanilla.None));
Assert.ThrowsExact <InvalidOperationException>(() => EnumExtensions.As <DateTime>(EnumVanilla.None));
int value = 0;
value = 0;
Assert.DoesNotThrow(() => value = EnumVanilla.One.As <sbyte>());
Assert.Equal(value, 1);
value = 0;
Assert.DoesNotThrow(() => value = EnumVanilla.One.As <short>());
Assert.Equal(value, 1);
value = 0;
Assert.DoesNotThrow(() => value = EnumVanilla.One.As <int>());
Assert.Equal(value, 1);
value = 0;
Assert.DoesNotThrow(() => value = (int)EnumVanilla.One.As <long>());
Assert.Equal(value, 1);
value = 0;
Assert.DoesNotThrow(() => value = EnumVanilla.One.As <byte>());
Assert.Equal(value, 1);
value = 0;
Assert.DoesNotThrow(() => value = EnumVanilla.One.As <ushort>());
Assert.Equal(value, 1);
value = 0;
Assert.DoesNotThrow(() => value = (int)EnumVanilla.One.As <uint>());
Assert.Equal(value, 1);
value = 0;
Assert.DoesNotThrow(() => value = (int)EnumVanilla.One.As <ulong>());
Assert.Equal(value, 1);
value = 0;
Assert.ThrowsExact <OverflowException>(() => value = EnumVanilla.Huge.As <byte>());
Assert.ThrowsExact <OverflowException>(() => value = EnumVanilla.Huge.As <sbyte>());
Assert.ThrowsExact <OverflowException>(() => value = EnumVanilla.Huge.As <ushort>());
Assert.ThrowsExact <OverflowException>(() => value = EnumVanilla.Huge.As <short>());
Assert.ThrowsExact <OverflowException>(() => value = ((EnumVanilla)(-1)).As <ushort>());
value = 0;
Assert.DoesNotThrow(() => value = default(EnumNoValues).As <byte>());
Assert.Equal(value, 0);
}