如何测试代码实际上正在启动go例程？

Question

if I am creating a go routine in my code, how do I write a test case that tests whether a goroutine is being created.

Answer 1

how do I write a test case that tests whether a goroutine is being created

This is never what you're looking for. Instead you should instrument your test to check that whatever the go routine is supposed to do actually happens.