public void BasicFileSerialisation()
{
string filePath = Path.GetPathRoot(Directory.GetCurrentDirectory()) + "scanimage" +
Path.DirectorySeparatorChar + "test.jpg";
if (!File.Exists(filePath))
{
byte[] data = new byte[100];
new Random().NextBytes(data);
byte[] eom = Encoding.ASCII.GetBytes(Constants.EndOfMessage);
Array.Copy(eom, 0, data, data.Length - eom.Length, eom.Length);
File.WriteAllBytes(filePath, data);
}
Assert.IsTrue(File.Exists(filePath));
byte[] bytes = ByteHelpers.FileToBytes(filePath);
Assert.IsTrue(ByteManipulation.SearchEndOfMessage(bytes, bytes.Length));
Assert.IsTrue(ByteManipulation.SearchEndOfMessageIndex(bytes, bytes.Length) ==
bytes.Length - Constants.EndOfMessage.Length - 1);
File.Delete(filePath);
}
public void FileSerialisationIncorrectPath()
{
string fakePath = Path.GetPathRoot(Directory.GetCurrentDirectory()) + "this" + Path.DirectorySeparatorChar +
"path" + Path.DirectorySeparatorChar + "does" + Path.DirectorySeparatorChar + "not" +
Path.DirectorySeparatorChar + "exist.txt";
Assert.IsFalse(File.Exists(fakePath));
try
{
ByteHelpers.FileToBytes(fakePath);
Assert.Fail("An Exception should have been thrown...");
}
catch (IOException)
{
Assert.Pass("Exception was thrown, yay");
}
}
public void ReadFile()
{
Random rand = new Random();
int size = rand.Next(514875, 1048576);
byte[] fakeData = new byte[size];
rand.NextBytes(fakeData);
string path = "C:\\scanimage" + Path.DirectorySeparatorChar + "test.txt";
if (File.Exists(path))
{
File.Delete(path);
}
using (FileStream file = new FileStream(path, FileMode.CreateNew))
{
for (int i = 0; i < fakeData.Length; i++)
{
file.WriteByte(fakeData[i]);
}
}
byte[] methodData = ByteHelpers.FileToBytes(path), fileData = new byte[size];
string name = "";
Assert.True(ByteManipulation.SeperateData(out name, methodData, out methodData, Constants.MessageSeperator));
Array.Copy(methodData, fileData, methodData.Length - Constants.EndOfMessage.Length);
Assert.True(name == Path.DirectorySeparatorChar + "test.txt");
Assert.True(fileData.Length == fakeData.Length);
for (int i = 0; i < fakeData.Length; i++)
{
Assert.True(fakeData[i] == methodData[i]);
}
File.Delete(path);
}
private void InternalProcess(CameraRequest request)
{
Console.WriteLine("Executing request: " + request);
byte[] messageData;
switch (request)
{
case CameraRequest.Alive:
messageData = Encoding.ASCII.GetBytes(Constants.SuccessString + Constants.EndOfMessage);
break;
case CameraRequest.SendFullResImage:
string imageLocation = camera.CaptureImage(imageName);
messageData = ByteHelpers.FileToBytes(imageLocation);
SendResponse(client, EndOfMessage(messageData));
if (File.Exists(imageLocation))
{
File.Delete(imageLocation);
}
return;
case CameraRequest.SendTestImage:
//For testing, send a static image saved on the device
messageData = ByteHelpers.FileToBytes(Path.DirectorySeparatorChar + "scanimage" + Path.DirectorySeparatorChar + "test.jpg");
SendResponse(client, EndOfMessage(messageData));
return;
case CameraRequest.SetProporties:
return;
default:
messageData = FailedRequest();
break;
}
SendResponse(client, EndOfMessage(messageData));
}