Add test: test for clearing cache

backend/settings/test.py

@@ -6,4 +6,10 @@
 class Test(Base):
     """Test configuration."""
 
+    CACHES = {
+        "default": {
+            "BACKEND": "django.core.cache.backends.locmem.LocMemCache",
+            "LOCATION": "test-cache",
+        },
+    }
     DEBUG = False

backend/tests/apps/common/management/commands/clear_cache_test.py

@@ -0,0 +1,54 @@
+"""Tests for the clear_cache Django management command."""
+
+import pytest
+from django.core.cache import cache
+from django.core.management import call_command
+
+
+class TestClearCacheCommand:
+    """Test suite for the clear_cache management command."""
+
+    @pytest.fixture(autouse=True)
+    def _setup_cache(self):
+        cache.clear()
+        yield
+        cache.clear()
+
+    def _assert_cache_data(self, data):
+        for key, expected_value in data.items():
+            assert cache.get(key) == expected_value
+
+    def _assert_cache_no_data(self, data):
+        for key in data:
+            assert cache.get(key) is None
+
+    def test_clear_cache_command(self):
+        test_data = {
+            "test_key_1": "test_value_1",
+            "test_key_2": "test_value_2",
+            "test_key_3": {"nested": "data"},
+        }
+
+        for key, value in test_data.items():
+            cache.set(key, value)
+
+        self._assert_cache_data(test_data)
+
+        call_command("clear_cache")
+
+        self._assert_cache_no_data(test_data)
+
+    def test_clear_cache_command_empty_cache(self):
+        assert cache.get("any_key") is None
+
+        call_command("clear_cache")
+
+        assert cache.get("any_key") is None
+
+    def test_clear_cache_command_timeout(self):
+        cache.set("timeout_key", "timeout_value", timeout=3600)
+        assert cache.get("timeout_key") == "timeout_value"
+
+        call_command("clear_cache")
+
+        assert cache.get("timeout_key") is None