Update Dockerfile and settings for user permissions, add test URL patterns, and adjust volume paths

config/tests/test_urls.py

@@ -0,0 +1,50 @@
+from __future__ import annotations
+
+import importlib
+from typing import TYPE_CHECKING
+
+from django.test.utils import override_settings
+from django.urls import reverse
+
+if TYPE_CHECKING:
+    from collections.abc import Iterable
+    from types import ModuleType
+
+
+def _pattern_strings(module: ModuleType) -> Iterable[str]:
+    """Return string representations of the URL patterns' route/regex."""
+    return (str(p.pattern) for p in module.urlpatterns)
+
+
+def _reload_urls_with(**overrides) -> ModuleType:
+    """Reload `config.urls` while temporarily overriding Django settings.
+
+    Returns:
+        ModuleType: The `config.urls` module as imported under the
+            overridden settings. The real `config.urls` module is reloaded
+            back to the test-default settings before this function returns.
+    """
+    # Import under overridden settings
+    with override_settings(**overrides):
+        mod = importlib.reload(importlib.import_module("config.urls"))
+
+    # Restore to the normal test settings to avoid leaking changes to other tests
+    importlib.reload(importlib.import_module("config.urls"))
+    return mod
+
+
+def test_top_level_named_routes_available() -> None:
+    """Top-level routes defined in `config.urls` are reversible."""
+    assert reverse("sitemap") == "/sitemap.xml"
+    assert reverse("robots") == "/robots.txt"
+    # ensure the included `twitch` namespace is present
+    assert reverse("twitch:dashboard") == "/"
+
+
+def test_debug_tools_not_present_while_testing() -> None:
+    """`silk` and Django Debug Toolbar URL patterns are not present while running tests."""
+    # Default test environment should *not* expose debug routes.
+    mod = _reload_urls_with(TESTING=True)
+    patterns = list(_pattern_strings(mod))
+    assert not any("silk" in p for p in patterns)
+    assert not any("__debug__" in p or "debug" in p for p in patterns)