public void EnsureIndexWrap()
{
var streamer = new BitRingBuffer(2);
streamer.Write(0x3c);
for (int i = 0; i < 7; ++i)
{
streamer.Write(true);
}
byte result = streamer.ReadByte();
Assert.AreEqual((byte) 0x3c, result);
streamer.Write(false); // End of buffer
streamer.Write(true); // Wrap
result = streamer.ReadByte();
Assert.AreEqual((byte) 0xfe, result);
Assert.AreEqual(true, streamer.ReadBoolean());
}
public void ReadOneBit_After_Full()
{
var streamer = new BitRingBuffer(0x100);
for (int i = 0; i < 0x100*8; ++i)
{
streamer.Write(true);
}
streamer.ReadBoolean();
Assert.AreEqual(0, streamer.AvailableBytes);
Assert.AreEqual(0x100, streamer.UsedBytes);
Assert.AreEqual(0x100 - 1, streamer.LengthBytes);
Assert.AreEqual(0x100*8 - 1, streamer.LengthBits);
Assert.AreEqual(1, streamer.AvailableBits);
}
public void ReadByte_BitByBit()
{
byte b = 0xc7; // 11000111
var values = new[] {false, true, true, false, false, false, true, true, true};
var streamer = new BitRingBuffer(0x100);
streamer.Write(false);
streamer.Write(b);
for (int i = 0; i < 8; ++i)
{
Assert.AreEqual(values[i], streamer.ReadBoolean());
}
}
public void ReadFullBuffer_BitByBit()
{
var streamer = new BitRingBuffer(0x100);
for (int i = 0; i < 0x100*8; ++i)
{
streamer.Write((i*(i%7))%2 == 1);
}
for (int i = 0; i < 0x100*8; ++i)
{
Assert.AreEqual((i*(i%7))%2 == 1, streamer.ReadBoolean());
}
}
public void Overread_Bit()
{
var streamer = new BitRingBuffer(0x100);
streamer.ReadBoolean();
}
