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Code Issues 32 Releases Wiki Activity

Fixed #27480 -- Added cache.touch().

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This commit is contained in:
Nicolas Noé
2018-04-27 23:48:35 +02:00
committed by Tim Graham
parent 8e960c5aba
commit 3246ad1065
9 changed files with 121 additions and 4 deletions
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30
tests/cache/tests.py vendored
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@@ -141,6 +141,10 @@ class DummyCacheTests(SimpleTestCase):
with self.assertRaises(ValueError):
cache.decr('does_not_exist')
def test_touch(self):
"""Dummy cache can't do touch()."""
self.assertIs(cache.touch('whatever'), False)
def test_data_types(self):
"All data types are ignored equally by the dummy cache"
stuff = {
@@ -427,6 +431,23 @@ class BaseCacheTests:
self.assertEqual(cache.get("expire2"), "newvalue")
self.assertFalse(cache.has_key("expire3"))
def test_touch(self):
# cache.touch() updates the timeout.
cache.set('expire1', 'very quickly', timeout=1)
self.assertIs(cache.touch('expire1', timeout=4), True)
time.sleep(2)
self.assertTrue(cache.has_key('expire1'))
time.sleep(3)
self.assertFalse(cache.has_key('expire1'))
# cache.touch() works without the timeout argument.
cache.set('expire1', 'very quickly', timeout=1)
self.assertIs(cache.touch('expire1'), True)
time.sleep(2)
self.assertTrue(cache.has_key('expire1'))
self.assertIs(cache.touch('nonexistent'), False)
def test_unicode(self):
# Unicode values can be cached
stuff = {
@@ -549,6 +570,11 @@ class BaseCacheTests:
self.assertEqual(cache.get('key3'), 'sausage')
self.assertEqual(cache.get('key4'), 'lobster bisque')
cache.set('key5', 'belgian fries', timeout=1)
cache.touch('key5', timeout=None)
time.sleep(2)
self.assertEqual(cache.get('key5'), 'belgian fries')
def test_zero_timeout(self):
"""
Passing in zero into timeout results in a value that is not cached
@@ -563,6 +589,10 @@ class BaseCacheTests:
self.assertIsNone(cache.get('key3'))
self.assertIsNone(cache.get('key4'))
cache.set('key5', 'belgian fries', timeout=5)
cache.touch('key5', timeout=0)
self.assertIsNone(cache.get('key5'))
def test_float_timeout(self):
# Make sure a timeout given as a float doesn't crash anything.
cache.set("key1", "spam", 100.2)