public void LEB128_Int64(long value, int byteCount)
{
// determine the number of bytes the encoding will take
int encodedByteCount = Leb128EncodingHelper.GetByteCount(value);
Assert.Equal(byteCount, encodedByteCount);
// write to array
byte[] buffer_array = new byte[encodedByteCount];
int count_array = Leb128EncodingHelper.Write(buffer_array, 0, value);
Assert.Equal(byteCount, count_array);
// write to span
byte[] buffer_span = new byte[encodedByteCount];
int count_span = Leb128EncodingHelper.Write(buffer_span.AsSpan(), value);
Assert.Equal(byteCount, count_span);
// read from array
long reverse_array = Leb128EncodingHelper.ReadInt64(buffer_array, 0, count_array, out int size_array);
Assert.Equal(byteCount, size_array);
Assert.Equal(value, reverse_array);
// read from stream
Stream ms = new MemoryStream(buffer_array);
long reverse_stream = Leb128EncodingHelper.ReadInt64(ms);
Assert.Equal(byteCount, ms.Position);
Assert.Equal(value, reverse_stream);
}
public void LEB128_Int64(long value, int byteCount)
{
int count1 = Leb128EncodingHelper.GetByteCount(value);
int count2 = Leb128EncodingHelper.Write(mBuffer, 0, value);
long reverse = Leb128EncodingHelper.ReadInt64(mBuffer, 0, count2, out int size);
Assert.Equal(byteCount, count1);
Assert.Equal(byteCount, count2);
Assert.Equal(byteCount, size);
Assert.Equal(value, reverse);
}