private unsafe void WriteBuf(SketchBinaryWriter w, byte[] buf)
{
fixed(byte *pbuf = buf)
{
w.Write((IntPtr)pbuf, buf.Length);
}
}
static MemoryStream GetStreamWithData(params int[] ints)
{
var ret = new MemoryStream();
using (var writer = new SketchBinaryWriter(ret)) {
foreach (var i in ints)
{
writer.Int32(i);
}
}
ret.Position = 0;
return(ret);
}
public unsafe void TestSketchBinaryWriter()
{
byte[] b0 = MakeData(0);
byte[] b10 = MakeData(10);
byte[] b5000 = MakeData(5000);
using (var astr = new MemoryStream())
using (var bstr = new MemoryStream())
using (var aw = new BinaryWriter(astr, System.Text.Encoding.UTF8))
{
var bw = new SketchBinaryWriter(bstr);
Quaternion q1 = new Quaternion(4.1f, 4.2f, 4.3f, 4.4f);
Quaternion q2 = new Quaternion(2.5f, 3.5f, 4.5f, 5.3f);
aw.Write(0x7123abcd);
aw.Write(0xdb1f117eu);
aw.Write(-0f);
aw.Write(-1f);
aw.Write(1e27f);
aw.Write(q1.x);
aw.Write(q1.y);
aw.Write(q1.z);
aw.Write(q1.w);
aw.Write(q2.x);
aw.Write(q2.y);
aw.Write(q2.z);
aw.Write(q2.w);
aw.Flush();
astr.Write(b0, 0, b0.Length);
astr.Write(b10, 0, b10.Length);
astr.Write(b5000, 0, b5000.Length);
bw.Int32(0x7123abcd);
bw.UInt32(0xdb1f117eu);
bw.Vec3(new Vector3(-0f, -1f, 1e27f));
bw.Quaternion(q1);
Quaternion *pq2 = &q2;
bw.Write((IntPtr)pq2, sizeof(Quaternion));
WriteBuf(bw, b0);
WriteBuf(bw, b10);
WriteBuf(bw, b5000);
Assert.AreEqual(astr.ToArray(), bstr.ToArray());
}
}
public void TestListRoundTrip()
{
// Test a list going into and out of the stream.
List <Vector3> lst = MathTestUtils.RandomVector3List(20);
MemoryStream stream = new MemoryStream();
using (var writer = new SketchBinaryWriter(stream)) {
writer.WriteLengthPrefixed(lst);
writer.BaseStream = null;
}
stream.Position = 0;
List <Vector3> lst2 = new List <Vector3>();
using (var reader = new SketchBinaryReader(stream)) {
Assert.IsTrue(reader.ReadIntoExact(lst2, lst.Count));
}
Assert.AreEqual(lst, lst2);
}
public void TestBaseStream()
{
// Quick test that BaseStream works as advertised
MemoryStream stream = new MemoryStream();
using (var writer = new SketchBinaryWriter(null)) {
writer.BaseStream = stream;
writer.Int32(12);
Assert.IsTrue(stream.Position == 4);
writer.BaseStream = null;
Assert.Catch <Exception>(() => writer.Int32(12));
}
stream.Position = 0;
using (var reader = new SketchBinaryReader(null)) {
reader.BaseStream = stream;
Assert.AreEqual(12, reader.Int32());
reader.BaseStream = null;
Assert.Catch <Exception>(() => reader.Int32());
}
}