def test_push(self):
bitcache = BitCache()
cache = "100" * 100
with pytest.raises(TypeError):
bitcache.push(0)
with pytest.raises(ValueError):
bitcache.push("abc")
bitcache.push(cache)
assert bitcache._cache == cache and bitcache.size == len(cache)
def test_state(self):
bitcache = BitCache()
cache = "100" * 100
bitcache.push(cache)
assert bitcache.state == {"size": len(cache)}
def test_pop(self):
bitcache = BitCache()
cache = "100" * 100
bitcache.push(cache)
with pytest.raises(ValueError):
bitcache.pop(0)
with pytest.raises(ValueError):
bitcache.pop(-1)
with pytest.raises(RuntimeError):
bitcache.pop(len(cache) + 1)
assert (bitcache.pop(3) == "100" and bitcache._cache == cache[3:]
and bitcache.size == len(cache) - 3)
assert (bitcache.pop(len(cache) - 3) == cache[3:]
and bitcache._cache == "" and bitcache.size == 0)
def test_flush(self):
bitcache = BitCache()
cache = "100" * 100
bitcache.push(cache)
bitcache.flush()
assert bitcache.size == 0 and bitcache.dump() == ""
def test_dump(self):
bitcache = BitCache()
cache = "100" * 100
bitcache.push(cache)
assert bitcache.dump() == cache
def test_isbitstring(self):
bitcache = BitCache()
with pytest.raises(TypeError):
bitcache.isbitstring(4)
assert not bitcache.isbitstring("abc")
assert bitcache.isbitstring("100")