def test_purge(self):
d = TimeCache.timecache(1)
d[0] = datetime.datetime.now()
d[1] = datetime.datetime.now()
assert d.get(0)
assert len(d) == 2
time.sleep(2)
assert d.get(0) is None
assert raises(KeyError, lambda: d[0])
assert not d.has_key(1)
assert len(d) == 0
d[2] = datetime.datetime.now()
assert list(d) == [2]
assert list(d.keys()) == [2]
assert None not in d.values()
assert d.size() == 1
assert list(d.items())[0][0] == 2
assert list(d.keys()) == [2]
assert list(d.values())
time.sleep(1)
assert list(d) == []
d[3] = datetime.datetime.now()
assert d.popitem()[0] == 3
d.update({3: 4, 5: 6})
assert d.setdefault(3, 7) == 4
def test_basic(self):
d = TimeCache.timecache(0.01)
d[1] = "test"
assert 1 in d
assert d[1] == "test"
time.sleep(0.02)
d.purge()
assert not d
def test_local_disable(self):
d = TimeCache.timecache(10)
e = TimeCache.timecache(10)
d.LOCAL_CACHE = True
d[1] = "test"
e[1] = "test"
assert 1 in d
assert 1 in e
TimeCache.LOCAL_CACHE_DISABLED = True
assert 1 not in d
assert 1 in e
d[2] = "missing"
e[2] = "missing"
assert not d.items()
assert sorted(e.items()) == [(1, "test"), (2, "missing")]
TimeCache.LOCAL_CACHE_DISABLED = False
assert d[1] == "test"
assert 2 not in d
assert sorted(e.items()) == [(1, "test"), (2, "missing")]
def test_global_disable(self):
d = TimeCache.timecache(10)
d[1] = "test"
assert 1 in d
TimeCache.GLOBAL_CACHE_DISABLED = True
assert 1 not in d
d[2] = "missing"
assert not d.items()
TimeCache.GLOBAL_CACHE_DISABLED = False
assert d[1] == "test"
assert 2 not in d
def test_local_timelimit(self):
d = TimeCache.timecache(10, True)
e = TimeCache.timecache(10)
assert d.LOCAL_CACHE == True
d[1] = "test"
e[1] = "test"
assert 1 in d
assert 1 in e
TimeCache.LOCAL_CACHE_TIMELIMIT = datetime.timedelta(seconds=0.1)
time.sleep(0.2)
assert 1 not in d
assert 1 in e
d[2] = "missing"
e[2] = "missing"
assert d.items() == [(2, "missing")]
assert sorted(e.items()) == [(1, "test"), (2, "missing")]
TimeCache.LOCAL_CACHE_TIMELIMIT = None
time.sleep(0.2)
assert 1 not in d
assert d[2] == "missing"
assert sorted(e.items()) == [(1, "test"), (2, "missing")]
def test_purge_on_set (self):
d = TimeCache.timecache(1)
d[0] = datetime.datetime.now()
d[1] = datetime.datetime.now()
assert len(d) == 2
time.sleep(2)
assert len(d) == 2
d[2] = datetime.datetime.now()
assert len(d) == 1
time.sleep(1)
d[3] = datetime.datetime.now()
time.sleep(1)
d[4] = datetime.datetime.now()
assert len(d) == 1
def test_global_disable(self):
d = TimeCache.timecache(10)
d[1] = "test"
assert 1 in d
TimeCache.GLOBAL_CACHE_DISABLED = True
assert 1 not in d
d[2] = "missing"
assert not list(d.items())
assert not list(d)
assert not d.has_key(2)
assert d.get(2) is None
assert d.keys() == []
assert d.values() == []
d.update({3: 4, 5: 6})
assert raises(KeyError, lambda: d.popitem())
assert repr(d) == "<GLOBAL_CACHE_DISABLED>"
TimeCache.GLOBAL_CACHE_DISABLED = False
assert d[1] == "test"
assert 2 not in d
assert repr(d) != "<GLOBAL_CACHE_DISABLED>"
