Do developers write test cases?

Related questions

1. Is xUnit better than NUnit?
2. Who Writes test cases in agile?
3. Does NUnit support .NET core?
4. What is the purpose of xUnit?
5. Is integration testing necessary?
6. What is xUnit theory?
7. What is fact in xUnit?
8. How do I run xUnit tests from command line?
9. Which is better NUnit or MSTest?
10. Is NUnit open source?

Tags

1. #requirement
2. #tested
3. #should
4. #write
5. #against
6. #developers
7. #person
8. #their
9. #detail
10. #cases
11. #writes
12. #persons
13. #dictate
14. #steps
15. #writing
16. #needs