Use pytest for tests (#681)

* use pytest for tests

Eh ouais, il y a que la config qui change. Pytest est implémentable par étapes. Et ça c'est beau.

* rework tests with pytest

* remove unittest custom TestRunner

* Edit doc and CI

sith/settings.py

@@ -57,6 +57,7 @@ SECRET_KEY = "(4sjxvhz@m5$0a$j0_pqicnc$s!vbve)z+&++m%g%bjhlz4+g2"
 
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = False
+TESTING = "pytest" in sys.modules
 INTERNAL_IPS = ["127.0.0.1"]
 
 ALLOWED_HOSTS = ["*"]
@@ -113,8 +114,6 @@ MIDDLEWARE = (
     "core.middleware.SignalRequestMiddleware",
 )
 
-TEST_RUNNER = "sith.testrunner.SithTestRunner"
-
 ROOT_URLCONF = "sith.urls"
 
 TEMPLATES = [
@@ -697,7 +696,7 @@ if DEBUG:
     SASS_INCLUDE_FOLDERS = ["core/static/"]
     SENTRY_ENV = "development"
 
-if "test" in sys.argv:
+if TESTING:
     CAPTCHA_TEST_MODE = True
 
 if SENTRY_DSN:

sith/testrunner.py

@@ -1,9 +0,0 @@
-from django.core.management import call_command
-from django.test.runner import DiscoverRunner
-
-
-class SithTestRunner(DiscoverRunner):
-    def setup_databases(self, **kwargs):
-        res = super().setup_databases(**kwargs)
-        call_command("populate")
-        return res