public async Task ReadInt64BigEndian_Async() { using (var f = new GenericFile()) { f.CreateFile(new byte[] { 00, 00, 00, 00, 00, 00, 00, 42, 255, 255, 255, 255, 255, 255, 255, 255 }); Assert.AreEqual(42, await f.ReadInt64BigEndianAsync(0)); Assert.AreEqual(-1, await f.ReadInt64BigEndianAsync(8)); } }