enable test typechecking for a bunch of django test suite folders

scripts/typecheck_tests.py

@@ -9,28 +9,78 @@ from git import Repo
 from mypy import build
 from mypy.main import process_options
 
+# Django branch to typecheck against
 DJANGO_BRANCH = 'stable/2.1.x'
+
+# Specific commit in the Django repository to check against
 DJANGO_COMMIT_SHA = '03219b5f709dcd5b0bfacd963508625557ec1ef0'
+
+# Some errors occur for the test suite itself, and cannot be addressed via django-stubs. They should be ignored
+# using this constant.
 IGNORED_ERROR_PATTERNS = [
     'Need type annotation for',
     'already defined on',
     'Cannot assign to a',
     'cannot perform relative import',
     'broken_app',
+    'cache_clear',
+    'call_count',
+    'call_args_list',
+    'call_args',
+    '"password_changed" does not return a value',
+    '"validate_password" does not return a value',
     'LazySettings',
     'Cannot infer type of lambda',
+    '"refresh_from_db" of "Model"',
+    '"as_sql" undefined in superclass',
+    'Incompatible types in assignment (expression has type "str", target has type "type")',
     'Incompatible types in assignment (expression has type "Callable[',
     'Invalid value for a to= parameter',
     'Incompatible types in assignment (expression has type "FilteredChildAdmin", variable has type "ChildAdmin")',
+    'Incompatible types in assignment (expression has type "RelatedFieldWidgetWrapper", variable has type "AdminRadioSelect")',
+    'has incompatible type "MockRequest"; expected "WSGIRequest"',
+    '"NullTranslations" has no attribute "_catalog"',
     re.compile(r'"Callable\[\[(Any(, )?)+\], Any\]" has no attribute'),
     re.compile(r'"HttpResponseBase" has no attribute "[A-Za-z_]+"'),
     re.compile(r'Incompatible types in assignment \(expression has type "Tuple\[\]", '
                r'variable has type "Tuple\[[A-Za-z, ]+\]"'),
+    re.compile(r'"validate" of "[A-Za-z]+" does not return a value'),
+    re.compile(r'Module has no attribute "[A-Za-z]+"'),
+    re.compile(r'"[A-Za-z\[\]]+" has no attribute "getvalue"'),
+    # TODO: remove when reassignment will be possible (in 0.670? )
+    re.compile(r'Incompatible types in assignment \(expression has type "(QuerySet|List){1}\[[A-Za-z, ]+\]", '
+               r'variable has type "(QuerySet|List){1}\[[A-Za-z, ]+\]"\)'),
+    re.compile(r'"MockRequest" has no attribute "[a-zA-Z_]+"'),
 ]
+
+# Test folders to typecheck
 TESTS_DIRS = [
     'absolute_url_overrides',
     'admin_autodiscover',
     'admin_changelist',
+    'admin_checks',
+    'admin_custom_urls',
+    'admin_default_site',
+    'admin_docs',
+    # TODO: 'admin_filters',
+    'admin_inlines',
+    'admin_ordering',
+    'admin_registration',
+    'admin_scripts',
+    # TODO: 'admin_utils',
+    # TODO: 'admin_views',
+    'admin_widgets',
+    'aggregation',
+    'aggregation_regress',
+    'annotations',
+    'app_loading',
+    'apps',
+    # TODO: auth_tests
+    'base',
+    'bash_completion',
+    'basic',
+    'builtin_server',
+    'bulk_create',
 ]