def test_reduce(self):
lst = MyHashMap(vItem=[1, 2, 3, 4])
self.assertEqual(lst.reduce(lambda a, b: a + b, 0), 10)
test_data = [[], ['a'], ['a', 'b']]
for e in test_data:
lst = MyHashMap()
lst.from_list(e)
self.assertEqual(lst.reduce(lambda x, _: x + 1, 0), lst.size())
def test_monoid_identity(self, lst):
a = MyHashMap(vItem=[1, 2])
a.from_list(lst)
self.assertEqual(mconcat(mempty(), a), a)
self.assertEqual(mconcat(a, mempty()), a)
def test_from_list_to_list_equality(self, a):
lst = MyHashMap()
lst.from_list(a)
self.assertEqual(to_list(lst).sort(), a.sort())
def test_from_list_to_list_equality(self, a):
lst = MyHashMap()
lst.from_list(a)
b = lst.to_list()
self.assertEqual(b.sort(), list(set(a)).sort())
def test_from_list(self):
test_data = [[], ['a'], ['a', 'b']]
for e in test_data:
lst = MyHashMap(vItem=[])
lst.from_list(e)
self.assertEqual(lst.to_list().sort(), e.sort())
