static void TestBitStream()
{
BitStreamWriter writer = new BitStreamWriter(2);
BitStreamReader reader = new BitStreamReader();
// Resize, basic int
writer.WriteInt32(0x12345678);
writer.WriteInt8(39);
writer.WriteInt(2, 2);
writer.WriteInt(87, 7);
writer.WriteInt(33, 6);
reader.SetBytes(writer.DumpBytes());
Assert.IsTrue(reader.ReadInt32() == 0x12345678);
Assert.IsTrue(reader.ReadInt8() == 39);
Assert.IsTrue(reader.ReadInt(2) == 2);
Assert.IsTrue(reader.ReadInt(7) == 87);
Assert.IsTrue(reader.ReadInt(6) == 33);
// Concatnat bits
// 1, 0000010 11000011, 1
// should be 00000101 10000110 00000011
writer.WriteBool(true);
writer.WriteInt16(707);
writer.WriteBool(true);
var data = writer.DumpBytes();
Assert.IsTrue(data.Length == 3);
Assert.IsTrue(data[0] == 0x05);
Assert.IsTrue(data[1] == 0x86);
Assert.IsTrue(data[2] == 0x03);
reader.SetBytes(data);
Assert.IsTrue(reader.ReadBool());
Assert.IsTrue(reader.ReadInt16() == 707);
Assert.IsTrue(reader.ReadBool());
// float
writer.WriteBool(false);
writer.WriteFloat(12345.012345f);
writer.WriteBool(true);
reader.SetBytes(writer.DumpBytes());
Assert.IsFalse(reader.ReadBool());
Assert.IsTrue(reader.ReadFloat() == 12345.012345f);
Assert.IsTrue(reader.ReadBool());
// vector3, quaternion
Vector3 vec = new Vector3(-0.51231f, 0.113123f, 1.1231123f);
Quaternion q = new Quaternion(-0.123f, 0.345f, 0.678f, -0.23f);
q.Normalize();
writer.WriteQuaternionRot(q);
writer.WriteBool(false);
writer.WriteVector3(Vector3.one);
writer.WriteVector3(vec);
reader.SetBytes(writer.DumpBytes());
Assert.IsTrue(IsApprox(reader.ReadQuaternionRot(), q));
Assert.IsFalse(reader.ReadBool());
Assert.IsTrue(reader.ReadVector3() == Vector3.one);
Assert.IsTrue(reader.ReadVector3() == vec);
}