public void ValueLittleEndianTest()
{
int bufferOffset = 1;
UInt64 bufferSourceValue = 0x123456789ABCDEF0;
var bufferSource = new byte[] { 0xFF, 0xF0, 0xDE, 0xBC, 0x9A, 0x78, 0x56, 0x34, 0x12, 0xFF };
// Test ToUInt
UInt64 value = bufferSource.ToUInt64(sizeof(UInt64), bufferOffset, signExtend: false, EndianFormat.Little);
value.ShouldBe(bufferSourceValue);
// Test ToBuffer
var bufferOutput = new byte[] { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
var bufferOutputSegment = new ArraySegment <byte>(bufferOutput, bufferOffset, bufferOutput.Length - bufferOffset);
value.ToBuffer(sizeof(UInt64), bufferOutputSegment, endian: EndianFormat.Little).Array.ShouldBe(bufferSource);
}
public void UInt64BigEndianTest()
{
int bufferOffset = 2;
UInt64 bufferSourceValue = 0x123456789ABCDEF0;
var bufferSource = new byte[] { 0xFF, 0xFF, 0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0xDE, 0xF0, 0xFF, 0xFF };
// Test ToUInt
UInt64 value = bufferSource.ToUInt64(bufferOffset);
value.ShouldBe(bufferSourceValue);
// Test ToBuffer
var bufferOutput = new byte[] { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
var bufferOutputSegment = new ArraySegment <byte>(bufferOutput, bufferOffset, bufferOutput.Length - bufferOffset);
value.ToBuffer(bufferOutputSegment).Array.ShouldBe(bufferSource);
value.ToBuffer(bufferOutput.Fill(0xFF), startOffset: bufferOffset).ShouldBe(bufferSource);
value.ToBufferNew().ShouldBe(new byte[] { 0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0xDE, 0xF0 });
}