public void TestZipUnzipRandomSucceeds()
{
//// ARRANGE
var source = new byte[992];
var r = new Random(42);
r.NextBytes(source);
//// ACT
var deflatedSource = DeflateHelper.Zip(source);
Assert.AreEqual(997, deflatedSource.Length);
var unzipped = DeflateHelper.Unzip(deflatedSource);
//// ASSERT
Assert.AreEqual(992, unzipped.Length);
for (int i = 0; i < 992; i++)
{
Assert.AreEqual(source[i], unzipped[i]);
}
}
public void TestZipUnzipSucceeds()
{
//// ARRANGE
var source = new byte[992];
for (int i = 0; i < source.Length; i++)
{
source[i] = 42;
}
//// ACT
var deflatedSource = DeflateHelper.Zip(source);
Assert.AreEqual(11, deflatedSource.Length);
var unzipped = DeflateHelper.Unzip(deflatedSource);
//// ASSERT
Assert.AreEqual(992, unzipped.Length);
for (int i = 0; i < 992; i++)
{
Assert.AreEqual(source[i], unzipped[i]);
}
}
/// <summary>
/// This method is called whenever the module is sent a message from the EdgeHub.
/// It just pipe the messages without any change.
/// It prints all the incoming messages.
/// </summary>
private static async Task <MessageResponse> PipeMessageInputOne(Message message, object userContext)
{
int counterValue = Interlocked.Increment(ref counter);
var moduleClient = userContext as ModuleClient;
if (moduleClient == null)
{
throw new InvalidOperationException("UserContext doesn't contain " + "expected values");
}
var connectionDeviceId = message.ConnectionDeviceId;
var connectionModuleId = message.ConnectionModuleId;
byte[] messageBytes = message.GetBytes();
if (message.ContentEncoding == "gzip" &&
message.ContentType == "application/zip")
{
var zippedLength = messageBytes.Length;
messageBytes = GZipHelper.Unzip(messageBytes);
System.Console.WriteLine($"Uncompressed from GZIP {zippedLength} bytes to {messageBytes.Length} bytes");
}
if (message.ContentEncoding == "deflate" &&
message.ContentType == "application/zip")
{
var zippedLength = messageBytes.Length;
messageBytes = DeflateHelper.Unzip(messageBytes);
System.Console.WriteLine($"Uncompressed from Deflate {zippedLength} bytes to {messageBytes.Length} bytes");
}
string messageString = Encoding.UTF8.GetString(messageBytes);
Console.WriteLine($"-> Received echo message: {counterValue}, Body: '{messageString}'");
if (!string.IsNullOrEmpty(messageString))
{
var messageBody = JsonConvert.DeserializeObject(messageString);
var moduleOutput = _moduleOutputs.GetModuleOutput("output1");
if (moduleOutput != null)
{
moduleOutput.Properties.Clear();
foreach (var prop in message.Properties)
{
moduleOutput.Properties.Add(prop.Key, prop.Value);
Console.WriteLine($"Property added: key:'{prop.Key}' value:'{prop.Value}'");
}
if (!string.IsNullOrEmpty(connectionDeviceId))
{
Console.WriteLine($"connectionDeviceId: '{connectionDeviceId}'");
}
if (!string.IsNullOrEmpty(connectionModuleId))
{
Console.WriteLine($"ConnectionModuleId: '{connectionModuleId}'");
}
await moduleOutput.SendMessage(messageBody);
Console.WriteLine("Received message echoed");
}
}
return(MessageResponse.Completed);
}