def test_clear(self):
"""
A cleared HashTable has an empty data array.
"""
h = HashTable(3)
h['foo'] = 'bar'
h.clear()
self.assertEqual([[], [], []], h.data)
def test_clear(self):
table = HashTable()
table.insert('key1', 1)
table.insert('key2', 2)
table.insert('key3', 3)
self.assertEqual(len(table), 3)
table.clear()
self.assertEqual(len(table), 0)
self.assertEqual(table.table, [None] * table.capacity)
