Convert unittest class base tests to pytest function tests (#553)

Co-authored-by: Vasyl Dizhak <[email protected]>
Co-authored-by: Terence D. Honles <[email protected]>

changelog.d/553.misc

@@ -0,0 +1 @@
+Convert most unittest class tests to pytest tests.

pyproject.toml

@@ -7,6 +7,7 @@ package = "django_redis"
 type = [
   { name = "Features",                  directory = "feature", showcontent = true },
   { name = "Bug Fixes",                 directory = "bugfix",  showcontent = true },
+  { name = "Miscellaneous",             directory = "misc",  showcontent = true },
   { name = "Documentation",             directory = "doc",  showcontent = true },
   { name = "Deprecations and Removals", directory = "removal", showcontent = true },
 ]

setup.cfg

@@ -119,6 +119,7 @@ deps =
     pytest-cov
     pytest-django
     pytest-pythonpath
+    pytest-mock
     redismaster: https://github.com/andymccurdy/redis-py/archive/master.tar.gz
     lz4>=0.15
     pyzstd>=0.15
@@ -130,14 +131,18 @@ commands =
     black: black --target-version py36 {posargs:--check --diff} setup.py django_redis/ tests/
     flake8: flake8 {posargs} setup.py django_redis/ tests/
     isort: isort {posargs:--check-only --diff} django_redis/ tests/
-    mypy: mypy {posargs:--cobertura-xml-report .} django_redis
+    mypy: mypy {posargs:--cobertura-xml-report .} django_redis tests
 deps =
     black
     django-stubs
     flake8
     isort >= 5.0.2
     lxml
     mypy
+    # typing dependencies
+    pytest
+    pytest-django
+    pytest-mock
     types-redis
 skip_install = true
 

tests/conftest.py

@@ -0,0 +1,12 @@
+from typing import Iterable
+
+import pytest
+from django.core.cache import cache as default_cache
+
+from django_redis.cache import RedisCache
+
+
+@pytest.fixture
+def cache() -> Iterable[RedisCache]:
+    yield default_cache
+    default_cache.clear()

tests/settings/sqlite.py

@@ -23,6 +23,16 @@
     },
 }
 
-INSTALLED_APPS = ["django.contrib.sessions"]
+# Include `django.contrib.auth` and `django.contrib.contenttypes` for mypy /
+# django-stubs.
+
+# See:
+# - https://github.com/typeddjango/django-stubs/issues/318
+# - https://github.com/typeddjango/django-stubs/issues/534
+INSTALLED_APPS = [
+    "django.contrib.auth",
+    "django.contrib.contenttypes",
+    "django.contrib.sessions",
+]
 
 USE_TZ = False