public void WhenFromFileTimeUtcCalled_ExpectSameValueReturned()
{
// Arrange
const long fileTime = 12345578;
var expected = DateTime.FromFileTimeUtc(fileTime);
// Act
var target = new DateTimeWrap();
var actual = target.FromFileTimeUtc(fileTime);
// Assert
actual.DateTimeInstance.Should().Equal(expected);
}