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by neeleshs 3046 days ago
Indeed. Tests allow new members of the team to confidently make changes. I've seen codebases that had near zero tests and also a total mess, with one change somewhere breaking a hundred things 30 levels down the stack. We'd find the issue only in production, along with an enraged customer.

Tests are not a replacement for good developers, they are just a tool for contract validation and a regression safety net.