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# coding: utf-8
from __future__ import absolute_import, unicode_literals
from django.core import cache
from ..base import BaseTestCase
class CachePanelTestCase(BaseTestCase):
def setUp(self):
super(CachePanelTestCase, self).setUp()
self.panel = self.toolbar.get_panel_by_id('CachePanel')
self.panel.enable_instrumentation()
def tearDown(self):
self.panel.disable_instrumentation()
super(CachePanelTestCase, self).tearDown()
def test_recording(self):
self.assertEqual(len(self.panel.calls), 0)
cache.cache.set('foo', 'bar')
cache.cache.get('foo')
cache.cache.delete('foo')
# Verify that the cache has a valid clear method.
cache.cache.clear()
self.assertEqual(len(self.panel.calls), 4)
def test_recording_caches(self):
self.assertEqual(len(self.panel.calls), 0)
default_cache = cache.caches[cache.DEFAULT_CACHE_ALIAS]
second_cache = cache.caches['second']
default_cache.set('foo', 'bar')
second_cache.get('foo')
self.assertEqual(len(self.panel.calls), 2)
def test_insert_content(self):
"""
Test that the panel only inserts content after generate_stats and
not the process_response.
"""
cache.cache.get('café')
self.panel.process_response(self.request, self.response)
# ensure the panel does not have content yet.
self.assertNotIn('café', self.panel.content)
self.panel.generate_stats(self.request, self.response)
# ensure the panel renders correctly.
self.assertIn('café', self.panel.content)
self.assertValidHTML(self.panel.content)
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