Merge pull request #712 from blopker/master

Fix #670 and #570. Add 'clear()' to CacheStatTracker

Author: tim-schilling

debug_toolbar/panels/cache.py

@@ -81,6 +81,10 @@ def set(self, *args, **kwargs):
     def delete(self, *args, **kwargs):
         return self.cache.delete(*args, **kwargs)
 
+    @send_signal
+    def clear(self, *args, **kwargs):
+        return self.cache.clear(*args, **kwargs)
+
     @send_signal
     def has_key(self, *args, **kwargs):
         # Ignore flake8 rules for has_key since we need to support caches
@@ -148,6 +152,7 @@ def __init__(self, *args, **kwargs):
             ('get', 0),
             ('set', 0),
             ('delete', 0),
+            ('clear', 0),
             ('get_many', 0),
             ('set_many', 0),
             ('delete_many', 0),

tests/panels/test_cache.py

@@ -25,7 +25,9 @@ def test_recording(self):
         cache.cache.set('foo', 'bar')
         cache.cache.get('foo')
         cache.cache.delete('foo')
-        self.assertEqual(len(self.panel.calls), 3)
+        # Verify that the cache has a valid clear method.
+        cache.cache.clear()
+        self.assertEqual(len(self.panel.calls), 5)
 
     @skipIf(django.VERSION < (1, 7), "Caches was added in Django 1.7")
     def test_recording_caches(self):