python-algorithm-implementations/hashmap_test.py at main · angelitoTalens/python-algorithm-implementations · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
import unittest
from hashmap import HashMap

class HashMapTest(unittest.TestCase):
    def test_put_get(self):
        hash_map = HashMap()
        for key in range(1, 21):
            value = key * 2
            hash_map.put(key, value)
            self.assertEqual(hash_map.get(key), value)

    def test_put_size(self):
        hash_map = HashMap()
        size = 20
        for key in range(1, size + 1):
            value = key * 2
            hash_map.put(key, value)

        self.assertEqual(hash_map.size(), size)

        for key in range(1, size + 1):
            value = key * 2
            hash_map.put(key, value)

        self.assertEqual(hash_map.size(), size)


    def test_put_remove(self):
        hash_map = HashMap()
        size = 20
        for key in range(1, size + 1):
            value = key * 2
            hash_map.put(key, value)

        self.assertEqual(hash_map.size(), size)

        for key in range(1, size + 1):
            hash_map.remove(key)

        self.assertEqual(hash_map.size(), 0)

if __name__ == "__main__":
    unittest.main()