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import pytest

from sentry_sdk._lru_cache import LRUCache

@pytest.mark.parametrize("max_size", [-10, -1, 0])

def test_illegal_size(max_size):

with pytest.raises(AssertionError):

LRUCache(max_size=max_size)

def test_simple_set_get():

cache = LRUCache(1)

assert cache.get(1) is None

cache.set(1, 1)

assert cache.get(1) == 1

def test_overwrite():

cache = LRUCache(1)

assert cache.get(1) is None

cache.set(1, 1)

assert cache.get(1) == 1

cache.set(1, 2)

assert cache.get(1) == 2

def test_cache_eviction():

cache = LRUCache(3)

cache.set(1, 1)

cache.set(2, 2)

cache.set(3, 3)

assert cache.get(1) == 1

assert cache.get(2) == 2

cache.set(4, 4)

assert cache.get(3) is None

assert cache.get(4) == 4

def test_cache_miss():

cache = LRUCache(1)

assert cache.get(0) is None

def test_cache_set_overwrite():

cache = LRUCache(3)

cache.set(0, 0)

cache.set(0, 1)

assert cache.get(0) == 1

def test_cache_get_all():

cache = LRUCache(3)

cache.set(0, 0)

cache.set(1, 1)

cache.set(2, 2)

cache.set(3, 3)

assert cache.get_all() == [(1, 1), (2, 2), (3, 3)]

cache.get(1)

assert cache.get_all() == [(2, 2), (3, 3), (1, 1)]