Using only Kafka stored data the tests fails

[mariomastrodicasa]

Describe the bug
If the test application does not recreate the Kafka topics the tests fails with Sequence contains no elements

To Reproduce
Steps to reproduce the behavior:

1. Create a JSON configuration file named KNetReplicatorNoLoadTest.json with the following content:

{
  "UseCompactedReplicator": true,
  "DeleteApplicationData": false,
  "LoadApplicationData": false,
  "BootstrapServers": "KAFKA_CLUSTER:9092"
}

2. Execute MASES.EntityFrameworkCore.KNet.Test.exe .\KNetReplicatorNoLoadTest.json
3. See error

Expected behavior
The test shall be executed without error retrieving previously data stored

Screenshots
N/A

Desktop (please complete the following information):

• OS: Windows 10
• Version: 0.8.0

Additional context
Attached the changed files in the test projects KEFCore.Test.zip

[MASES Public Developers Team]

Seems the problem is in this line of code

KEFCore/src/net/KEFCore/Storage/Internal/EntityTypeProducer.cs

Line 279 in f0208d1

 _kafkaCompactedReplicator.StartAndWait(); 

The code does not wait the synchronization of local data with associated topic.