A guide to testing custom Kafka Connect source connectors, covering unit and integration testing strategies with code examples.
Argues against using code coverage as a strict target, explaining why high coverage doesn't guarantee good tests and can misdirect developer effort.
Explains the importance of documenting unit tests with examples and best practices for writing clear test comments.
Explores how type systems in programming can reduce the need for extensive testing by ensuring correct data input, using a color conversion function as an example.
