Get 100% test coverage

[simonw]

Since this code is security related (and quite complicated) I'm going to shoot for 100% coverage.

pip install pytest-cov
pytest --cov=asgi_csrf --cov-report=html
open htmlcov/index.html

https://asgi-csrf-htmlcov.simonw.vercel.app/asgi_csrf_py.html 92% covered.

[simonw]

$ pytest --cov-fail-under=100 --cov asgi_csrf 
======= test session starts =======
platform darwin -- Python 3.7.3, pytest-6.0.1, py-1.9.0, pluggy-0.13.1
rootdir: /Users/simon/Dropbox/Development/asgi-csrf
plugins: cov-2.10.1, asyncio-0.14.0
collected 18 items                                                                                                                                                   

test_asgi_csrf.py ..................                                                                                                                           [100%]

---------- coverage: platform darwin, python 3.7.3-final-0 -----------
Name           Stmts   Miss  Cover
----------------------------------
asgi_csrf.py     169     13    92%

FAIL Required test coverage of 100% not reached. Total coverage: 92.31%

[simonw]

The rest of this work will take place in PR #14

[simonw]

I'm going to set up https://codecov.io/ for this repo.

https://codecov.io/gh/simonw/asgi-csrf

[simonw]

I added a CODECOV_TOKEN secret to this repo.