Add test: test for clearing cache

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

@@ -0,0 +1,70 @@
+from django.core.cache import cache
+from django.core.management import call_command
+from django.test import override_settings
+import pytest
+
+
+@pytest.fixture
+@override_settings(CACHES={
+    'default': {
+        'BACKEND': 'django.core.cache.backends.locmem.LocMemCache',
+        'LOCATION': 'test-cache',
+    }
+})
+def setup_cache():
+    cache.clear()
+    yield
+    cache.clear()
+
+
+@override_settings(CACHES={
+    'default': {
+        'BACKEND': 'django.core.cache.backends.locmem.LocMemCache',
+        'LOCATION': 'test-cache',
+    }
+})
+def test_clear_cache_command(setup_cache):
+    cache.set('test_key_1', 'test_value_1')
+    cache.set('test_key_2', 'test_value_2')
+    cache.set('test_key_3', {'nested': 'data'})
+
+    assert cache.get('test_key_1') == 'test_value_1'
+    assert cache.get('test_key_2') == 'test_value_2'
+    assert cache.get('test_key_3') == {'nested': 'data'}
+
+    call_command('clear_cache')
+
+    assert cache.get('test_key_1') is None
+    assert cache.get('test_key_2') is None
+    assert cache.get('test_key_3') is None
+
+
+@override_settings(CACHES={
+    'default': {
+        'BACKEND': 'django.core.cache.backends.locmem.LocMemCache',
+        'LOCATION': 'test-cache',
+    }
+})
+def test_clear_cache_command_empty_cache(setup_cache):
+    cache.clear()
+    assert cache.get('any_key') is None
+
+    call_command('clear_cache')
+
+    assert cache.get('any_key') is None
+
+
+@override_settings(CACHES={
+    'default': {
+        'BACKEND': 'django.core.cache.backends.locmem.LocMemCache',
+        'LOCATION': 'test-cache',
+    }
+})
+def test_clear_cache_command_with_timeout_keys(setup_cache):
+    cache.set('timeout_key', 'timeout_value', timeout=3600)  # 1 hour timeout
+
+    assert cache.get('timeout_key') == 'timeout_value'
+
+    call_command('clear_cache')
+
+    assert cache.get('timeout_key') is None