Testing

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  • manual testing is a terrible use of resource, invest in automated testing whenever possible
  • unit tests are supposed to be fast so developers can run them frequently without getting bored
  • your mocking is dysfunctional if it involves writing things twice
  • unit tests are for verifying behaviour and enforcing it
  • an integration test can be used to check the parts unit tests can't reach, in particular that the service can communicate with its immediately adjacent services

Analogy

  • a dishwasher gets dishes clean by splashing them gently. if you tried that you'd get nowhere, but the machine is relentless and thorough - that's the difference between manual and automated testing