public void ClearBlackTest()
{
using var result = new Epd7In5_V2();
result.Initialize(m_EPaperDisplayHardwareMock.Object);
m_DataBuffer.Clear();
result.ClearBlack();
const int pixelPerByte = 8;
var displayBytes = result.Width / pixelPerByte * result.Height;
const byte black = 0x01;
var eightBlackPixel = result.MergePixelDataInByte(black, black, black, black, black, black, black, black);
var validBuffer = new List <byte>
{
(byte)Epd7In5_V2Commands.DataStartTransmission2
};
for (int i = 0; i < displayBytes; i++)
{
validBuffer.Add(eightBlackPixel);
}
validBuffer.Add((byte)Epd7In5_V2Commands.DisplayRefresh);
validBuffer.Add((byte)Epd7In5_V2Commands.GetStatus);
Assert.IsTrue(m_DataBuffer.SequenceEqual(validBuffer), "Command Data Sequence is wrong");
}
public void TestMergePixelDataInByte()
{
using var result = new Epd7In5_V2();
var random = new Random();
for (int i = 0; i < 200; i++)
{
var value = random.Next(0, byte.MaxValue);
var b1 = (value & 128) > 0 ? byte.MaxValue: byte.MinValue;
var b2 = (value & 64) > 0 ? byte.MaxValue : byte.MinValue;
var b3 = (value & 32) > 0 ? byte.MaxValue : byte.MinValue;
var b4 = (value & 16) > 0 ? byte.MaxValue : byte.MinValue;
var b5 = (value & 8) > 0 ? byte.MaxValue : byte.MinValue;
var b6 = (value & 4) > 0 ? byte.MaxValue : byte.MinValue;
var b7 = (value & 2) > 0 ? byte.MaxValue : byte.MinValue;
var b8 = (value & 1) > 0 ? byte.MaxValue : byte.MinValue;
var newResult = result.MergePixelDataInByte(b1, b2, b3, b4, b5, b6, b7, b8);
Assert.AreEqual(value, newResult, $"Merged Byte Run {i} is wrong. Expected {value}, Returned {newResult}");
}
}
