CreateTestDatabase builds an empty database in the default local test server.

DBNameForFunc creates the name of a test DB for a function that is calling this one the number of levels above in the calling tree equal to the specified depth.

LoadFixtures ...

PrepareDatabaseLocal creates a new local test database for the calling function and populates it the fixtures in the specified path.

PrepareKafka creates a new empty topic in the local test Kafka server for each topic name present in topics maps.

SetupDB initializes the db to be used in tests.

KafkaTestBroker contains the address of the local broker used for tests.