A test task for the position of Backend Developer.
Go to the directory with build.gradle and run ./gradlew test.
You may need to make the Gradle wrapper executable beforehand using chmod +x gradlew.
The example of the delta method execution can be found in DeltaApp.java. Run it with ./gradlew run.
Logs are written to target/rolling/runlog.log. The contents of the file are archived after each run in subsequent files within target/rolling2/ folder.