mirror of https://github.com/Textualize/rich.git
30 lines
602 B
Python
30 lines
602 B
Python
|
from __future__ import unicode_literals
|
||
|
|
|
||
|
|
|
||
|
|
from rich._lru_cache import LRUCache
|
||
|
|
|
||
|
|
|
||
|
|
def test_lru_cache():
|
||
|
|
cache = LRUCache(3)
|
||
|
|
|
||
|
|
# insert some values
|
||
|
|
cache["foo"] = 1
|
||
|
|
cache["bar"] = 2
|
||
|
|
cache["baz"] = 3
|
||
|
|
assert "foo" in cache
|
||
|
|
|
||
|
|
# Cache size is 3, so the following should kick oldest one out
|
||
|
|
cache["egg"] = 4
|
||
|
|
assert "foo" not in cache
|
||
|
|
assert "egg" in "egg" in cache
|
||
|
|
|
||
|
|
# cache is now full
|
||
|
|
# look up two keys
|
||
|
|
cache["bar"]
|
||
|
|
cache["baz"]
|
||
|
|
|
||
|
|
# Insert a new value
|
||
|
|
cache["eggegg"] = 5
|
||
|
|
# Check it kicked out the 'oldest' key
|
||
|
|
assert "egg" not in cache
|