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Ensure invalidation list does not grow unboundedly

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This commit is contained in:
Erik Johnston 2016-08-19 15:58:52 +01:00
parent c0d7d9d642
commit 45fd2c8942
4 changed files with 104 additions and 20 deletions
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40
tests/util/test_lrucache.py
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@ -50,6 +50,8 @@ class LruCacheTestCase(unittest.TestCase):
self.assertEquals(cache.get("key"), 1)
self.assertEquals(cache.setdefault("key", 2), 1)
self.assertEquals(cache.get("key"), 1)
cache["key"] = 2 # Make sure overriding works.
self.assertEquals(cache.get("key"), 2)
def test_pop(self):
cache = LruCache(1)
@ -84,6 +86,44 @@ class LruCacheTestCase(unittest.TestCase):
class LruCacheCallbacksTestCase(unittest.TestCase):
def test_get(self):
m = Mock()
cache = LruCache(1)
cache.set("key", "value")
self.assertFalse(m.called)
cache.get("key", callback=m)
self.assertFalse(m.called)
cache.get("key", "value")
self.assertFalse(m.called)
cache.set("key", "value2")
self.assertEquals(m.call_count, 1)
cache.set("key", "value")
self.assertEquals(m.call_count, 1)
def test_multi_get(self):
m = Mock()
cache = LruCache(1)
cache.set("key", "value")
self.assertFalse(m.called)
cache.get("key", callback=m)
self.assertFalse(m.called)
cache.get("key", callback=m)
self.assertFalse(m.called)
cache.set("key", "value2")
self.assertEquals(m.call_count, 1)
cache.set("key", "value")
self.assertEquals(m.call_count, 1)
def test_set(self):
m = Mock()
cache = LruCache(1)