public void GetByteRange_WhenBufferIsSmallerThanRequestedCount_Throws()
{
// Arrange
var bytes1 = Enumerable.Repeat((byte)1, 10).ToArray();
var bytes2 = Enumerable.Repeat((byte)2, 10).ToArray();
var bytes3 = Enumerable.Repeat((byte)3, 10).ToArray();
var memoryByteBuffer1 = new MemoryByteBuffer(bytes1);
var memoryByteBuffer2 = new MemoryByteBuffer(bytes2);
var memoryByteBuffer3 = new MemoryByteBuffer(bytes3);
var compositeByteBuffer = new CompositeByteBuffer(memoryByteBuffer1, memoryByteBuffer2, memoryByteBuffer3);
// Act + Assert
var actual = new byte[10];
Assert.Throws <ArgumentException>(() => compositeByteBuffer.GetByteRange(0, 20, actual));
}
public void GetByteRange_CompareWithInitializer_ExactMatch(int offset, int count)
{
// Arrange
var bytes1 = Enumerable.Repeat((byte)1, 10).ToArray();
var bytes2 = Enumerable.Repeat((byte)2, 10).ToArray();
var bytes3 = Enumerable.Repeat((byte)3, 10).ToArray();
var memoryByteBuffer1 = new MemoryByteBuffer(bytes1);
var memoryByteBuffer2 = new MemoryByteBuffer(bytes2);
var memoryByteBuffer3 = new MemoryByteBuffer(bytes3);
var compositeByteBuffer = new CompositeByteBuffer(memoryByteBuffer1, memoryByteBuffer2, memoryByteBuffer3);
var expected = bytes1.Concat(bytes2).Concat(bytes3).Skip(offset).Take(count).ToArray();
// Act
var actual = new byte[count];
compositeByteBuffer.GetByteRange(offset, count, actual);
// Assert
Assert.Equal(expected.Length, actual.Length);
Assert.Equal(expected, actual);
}