[tfandango]

This is a great point. This mocked test, easy to literally click a button, look like you did something good, but potentially add massive negative value when the code fails but the tests all pass. It can be a very helpful tool, but you need to understand the code it produces, and it seems like people are missing that point.

[bluefirebrand]

It is the "we copied this snippet from stack overflow without understanding it" problem, except turned up to incredibly high volumes