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import unittest
from lutris.util import cache_single
class TestCacheSingle(unittest.TestCase):
def test_no_args(self):
call_count = 0
@cache_single
def no_args():
nonlocal call_count
call_count += 1
return call_count
self.assertEqual(no_args(), 1)
self.assertEqual(no_args(), 1)
no_args.cache_clear()
self.assertEqual(no_args(), 2)
self.assertEqual(no_args(), 2)
def test_with_args(self):
@cache_single
def with_args(return_value):
return return_value
self.assertEqual(with_args(1), 1)
self.assertEqual(with_args(2), 2)
with_args.cache_clear()
self.assertEqual(with_args(3), 3)
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