def test_0_as_max_capacity_of_cache(self):
self.assertEqual(LRUCache(0).get_max_capacity(), 5, "Should be 5.")
def setUp(self):
self.cache = LRUCache(3)
def test_negative_value_as_max_capacity_of_cache(self):
self.assertEqual(LRUCache(-5).get_max_capacity(), 5, "Should be 5.")
class TestLRUCache(unittest.TestCase):
def setUp(self):
self.cache = LRUCache(3)
def test_0_as_max_capacity_of_cache(self):
self.assertEqual(LRUCache(0).get_max_capacity(), 5, "Should be 5.")
def test_string_as_max_capacity_of_cache(self):
self.assertEqual(LRUCache("abc").get_max_capacity(), 5, "Should be 5.")
def test_float_as_max_capacity_of_cache(self):
self.assertEqual(LRUCache(2.0).get_max_capacity(), 5, "Should be 5.")
def test_None_as_max_capacity_of_cache(self):
self.assertEqual(LRUCache(None).get_max_capacity(), 5, "Should be 5.")
def test_negative_value_as_max_capacity_of_cache(self):
self.assertEqual(LRUCache(-5).get_max_capacity(), 5, "Should be 5.")
def test_put_1_element(self):
self.cache.put(1)
self.assertIn(1, self.cache.get_elements(), "Should exist.")
def test_put_1_element_check_capacity(self):
self.cache.put(1)
self.assertEqual(self.cache.get_current_capacity(), 1,
"Should be equal.")
def test_get_elements(self):
self.cache.put(1)
self.cache.put(2)
self.assertEqual([1, 2], self.cache.get_elements(),
"Should be [1, 2].")
def test_put_2_elements_check_capacity(self):
self.cache.put(1)
self.cache.put(2)
self.assertEqual(self.cache.get_current_capacity(), 2,
"Should be equal.")
def test_put_max_capacity(self):
self.cache.put(1)
self.cache.put(2)
self.cache.put(3)
self.assertIn(3, self.cache.get_elements(), "Should exist.")
def test_put_more_than_max_capacity(self):
self.cache.put(1)
self.cache.put(2)
self.cache.put(3)
self.cache.put(4)
self.assertNotIn(1, self.cache.get_elements(), "Should not exist.")
self.assertIn(4, self.cache.get_elements(), "Should exist.")
def test_put_more_than_max_capacity_check_capacity(self):
self.cache.put(1)
self.cache.put(2)
self.cache.put(3)
self.cache.put(4)
self.assertEqual(self.cache.get_current_capacity(), 3,
"Should be equal.")
def test_clear_cache(self):
self.cache.put(1)
self.cache.put(2)
self.cache.put(3)
self.cache.clear_cache()
self.assertEqual(len(self.cache.get_elements()), 0, "Should be 0.")
def test_get(self):
self.cache.put(1)
self.assertTrue(self.cache.get(1), "Should be True.")
def test_get_element_does_not_exist(self):
self.assertFalse(self.cache.get(1), "Should be False.")
def test_string_as_max_capacity_of_cache(self):
self.assertEqual(LRUCache("abc").get_max_capacity(), 5, "Should be 5.")