SF Python Meetup lightning talk on unit testing with pytest.

1. Testing for people
who hate writing tests
Tips and tricks for organizing and
writing simple tests with pytest.

2. Writing tests is painful
●
●
●
●
what to test
how to do it
takes time
QQ...

3. Case study
User facing
● Mobile API (Bono)
● Livelovely.com (Spot)
● Pro.livelovely.com (Pearl)
● Messaging API (Ditto)
● Photo API (Jiris)

4. Organizing
● mimic application structure
○ easy to remember
○ helps scope tests
○ easy test hooks
● pytest discovery
○ http://pytest.org/latest/goodpractises.
html#conventions-for-python-test-discovery

6. Theres a fixture for that...
● test fixture is a fixed state of the software
under test used as a baseline for running
tests; also known as the test context.
● reusable bits of code that are used to write
tests.
● fixtures replace traditional setup/teardown
● fixtures can be built on top of each other

7. Request fixture

8. User fixture

9. Test using fixture

10. Interaction Fixture

11. Test using fixture

12. @linuxlewis -- @lovely http://livelovely.com
sam@livelovely.com
http://github.com/linuxlewis
https://github.com/linuxlewis/sfpython-pytest