public const int BYTES_NEEDED = 3; // Red, Green, Blue public static byte[] Serialize(PixelInstruction instruction, byte[] buffer, int startIndex) { buffer[startIndex] = instruction.R; buffer[startIndex + 1] = instruction.G; buffer[startIndex + 2] = instruction.B; return(buffer); }
public void SerializeFrame_FrameTooBigForASinglePackage_CreatesCorrectByteArray() { int maxPackageSize = 1016; int timeUnitsPerFrame = 100; int frameIndex = 9; FrameWithoutDelta frame = new FrameWithoutDelta(frameIndex, timeUnitsPerFrame, 900); for (int i = 0; i < 900; i++) { frame[i] = new PixelInstruction(1, 2, 3); } // RUN byte[][] packages = FrameProtocol.SerializeFrame(frame, maxPackageSize); // Deserialize FrameProtocol frameProtocol = new FrameProtocol(); FrameWithoutDelta deserializedFrame = null; foreach (byte[] package in packages) { if (frameProtocol.TryDeserialize(package, out FrameWithoutDelta returnFrame)) { deserializedFrame = returnFrame; } } // Assert Assert.AreEqual(3, packages.Length); Assert.IsNotNull(deserializedFrame); CollectionAssert.AreEqual(frame.Items, deserializedFrame.Items); }
public void TryDeserialize_frameWithThreeFrameSetsOutOfOrder_DeserializesCorrectly() { int maxPackageSize = 1016; int timeUnitsPerFrame = 100; int frameIndex = 9; FrameWithoutDelta expectedFrame = new FrameWithoutDelta(frameIndex, timeUnitsPerFrame, 900); for (int i = 0; i < 900; i++) { expectedFrame[i] = new PixelInstruction(1, 2, 3); } // RUN byte[][] packages = FrameProtocol.SerializeFrame(expectedFrame, maxPackageSize); Assert.AreEqual(3, packages.Length); FrameProtocol protocol = new FrameProtocol(); FrameWithoutDelta frame; Assert.AreEqual(false, protocol.TryDeserialize(packages[0], out frame)); Assert.AreEqual(false, protocol.TryDeserialize(packages[2], out frame)); Assert.AreEqual(true, protocol.TryDeserialize(packages[1], out frame)); Assert.IsNotNull(frame); Assert.AreEqual(expectedFrame.Index, frame.Index); Assert.AreEqual(expectedFrame.TimeStampRelative, frame.TimeStampRelative); Assert.AreEqual(expectedFrame.Count, frame.Count); CollectionAssert.AreEquivalent(expectedFrame.Items, frame.Items); }
public static PixelInstruction Deserialize(byte[] bytes, int startIndex) { PixelInstruction pixelInstruction = new PixelInstruction(); pixelInstruction.R = bytes[startIndex]; pixelInstruction.G = bytes[startIndex + 1]; pixelInstruction.B = bytes[startIndex + 2]; return(pixelInstruction); }
public void Deserialize_BytesArray_CorrectlyDeserializesByteArray() { PixelInstruction expectedPixelInstruction = new PixelInstruction(1, 2, 3); byte[] bytes = new byte[1 + 1 + 1]; // Red, green , blue bytes[0] = expectedPixelInstruction.R; bytes[1] = expectedPixelInstruction.G; bytes[2] = expectedPixelInstruction.B; PixelInstruction pi = PixelInstructionProtocol.Deserialize(bytes, 0); Assert.AreEqual(expectedPixelInstruction, pi); }
public void Serialize_PixelInStructionWithoutDelta_CorrectlyConvertedToByteArray() { PixelInstruction pi = new PixelInstruction(1, 2, 3); byte[] expectedBytes = new byte[1 + 1 + 1]; // Red, green , blue expectedBytes[0] = pi.R; expectedBytes[1] = pi.G; expectedBytes[2] = pi.B; byte[] buffer = new byte[PixelInstructionProtocol.BYTES_NEEDED]; PixelInstructionProtocol.Serialize(pi, buffer, 0); Assert.AreEqual(expectedBytes, buffer); }
public void Render__LedStripRenderGetsCalled() { FrameWithoutDelta frame = new FrameWithoutDelta(0, 100, 1); frame[0] = new PixelInstruction(10, 20, 30); var mock = new Mock <ILEDStrip>(); mock.Setup(x => x.Render()); LedController controller = new LedController(mock.Object); controller.RenderFrame(frame); mock.Verify(x => x.Render(), Times.Once); }
public void GetFrameIndex_FrameAndFrameSection_GetsCorrectIndex() { int maxPackageSize = 1016; int timeUnitsPerFrame = 100; int frameIndex = 9; FrameWithoutDelta expectedFrame = new FrameWithoutDelta(frameIndex, timeUnitsPerFrame, 900); for (int i = 0; i < 900; i++) { expectedFrame[i] = new PixelInstruction(1, 2, 3); } // RUN byte[][] packages = FrameProtocol.SerializeFrame(expectedFrame, maxPackageSize); Assert.AreEqual(3, packages.Length); Assert.AreEqual(frameIndex, FrameProtocol.GetFrameIndex(packages[0])); Assert.AreEqual(frameIndex, FrameProtocol.GetFrameIndex(packages[1])); Assert.AreEqual(frameIndex, FrameProtocol.GetFrameIndex(packages[2])); }
public void RenderFrame(FrameWithoutDelta frame) { if (Monitor.TryEnter(lockObject)) { try { for (int i = 0; i < frame.Count; i++) { PixelInstruction instruction = frame[i]; _ledStrip.SetLEDColor(0, i, System.Drawing.Color.FromArgb(instruction.R, instruction.G, instruction.B)); } _ledStrip.Render(); } finally { Monitor.Exit(lockObject); } } }
public void TryDeserialize_frameWithNoFrameSets_DeserializesCorrectly() { int timeUnitsPerFrame = 100; FrameWithoutDelta expectedFrame = new FrameWithoutDelta(1, timeUnitsPerFrame, 3); expectedFrame[0] = new PixelInstruction(1, 2, 3); expectedFrame[1] = new PixelInstruction(4, 5, 6); expectedFrame[2] = new PixelInstruction(7, 8, 9); byte[] bytes = new byte[sizeof(int) + sizeof(int) + sizeof(int) + sizeof(bool) + PixelInstructionProtocol.BYTES_NEEDED * 3]; int startIndex = 0; BitConverter.GetBytes(1).CopyTo(bytes, startIndex); // Frame index BitConverter.GetBytes(timeUnitsPerFrame).CopyTo(bytes, startIndex += 4); // Timestamp (relative) BitConverter.GetBytes(expectedFrame.Count).CopyTo(bytes, startIndex += 4); // Number of PixelInstructions BitConverter.GetBytes(false).CopyTo(bytes, startIndex += 4); // Has FrameSections // instruction 1 bytes[startIndex += 1] = 1; bytes[startIndex += 1] = 2; bytes[startIndex += 1] = 3; // instruction 2 bytes[startIndex += 1] = 4; bytes[startIndex += 1] = 5; bytes[startIndex += 1] = 6; // instruction 3 bytes[startIndex += 1] = 7; bytes[startIndex += 1] = 8; bytes[startIndex += 1] = 9; FrameProtocol protocol = new FrameProtocol(); FrameWithoutDelta frame; Assert.AreEqual(true, protocol.TryDeserialize(bytes, out frame)); Assert.IsNotNull(frame); Assert.AreEqual(expectedFrame.Index, frame.Index); Assert.AreEqual(expectedFrame.TimeStampRelative, frame.TimeStampRelative); Assert.AreEqual(expectedFrame.Count, frame.Count); CollectionAssert.AreEqual(expectedFrame.Items, frame.Items); }
public void PrepareFrame_Frame_FrameGetsDrawnToStrip() { FrameWithoutDelta frame = new FrameWithoutDelta(0, 100, 1); frame[0] = new PixelInstruction(10, 20, 30); var mock = new Mock <ILEDStrip>(); int index = -1; Color color = new Color(); mock.Setup(x => x.SetLEDColor(It.IsAny <int>(), It.IsAny <int>(), It.IsAny <Color>())).Callback <int, int, Color>((i, j, c) => { index = j; color = c; }); LedController controller = new LedController(mock.Object); controller.RenderFrame(frame); Assert.AreEqual(0, index); Assert.AreEqual(Color.FromArgb(10, 20, 30), color); }
public void SerializeFrame_Frame_CreatesCorrectByteArray() { int maxPackageSize = 1016; int timeUnitsPerFrame = 100; int frameIndex = 9; FrameWithoutDelta frame = new FrameWithoutDelta(frameIndex, timeUnitsPerFrame, 3); frame[0] = new PixelInstruction(1, 2, 3); frame[1] = new PixelInstruction(4, 5, 6); frame[2] = new PixelInstruction(7, 8, 9); byte[] expectedBytes = new byte[sizeof(int) + sizeof(int) + sizeof(int) + sizeof(bool) + 3 + 3 + 3]; int startIndex = 0; BitConverter.GetBytes(frameIndex).CopyTo(expectedBytes, startIndex); // Frame index BitConverter.GetBytes(timeUnitsPerFrame).CopyTo(expectedBytes, startIndex += 4); BitConverter.GetBytes(frame.Count).CopyTo(expectedBytes, startIndex += 4); // Number of PixelInstructions BitConverter.GetBytes(false).CopyTo(expectedBytes, startIndex += 4); // Has FrameSections // instruction 1 expectedBytes[startIndex += 1] = 1; expectedBytes[startIndex += 1] = 2; expectedBytes[startIndex += 1] = 3; // instruction 2 expectedBytes[startIndex += 1] = 4; expectedBytes[startIndex += 1] = 5; expectedBytes[startIndex += 1] = 6; // instruction 3 expectedBytes[startIndex += 1] = 7; expectedBytes[startIndex += 1] = 8; expectedBytes[startIndex += 1] = 9; byte[][] packages = FrameProtocol.SerializeFrame(frame, maxPackageSize); Assert.AreEqual(1, packages.Length); Assert.AreEqual(expectedBytes, packages[0]); }