def test_letter_counter_same(self):
test_letter_counter = Apple()
self.assertEqual(test_letter_counter.letter_counter('aab'), {
'a': 2,
'b': 1
})
def test_letter_counter_one(self):
test_letter_counter = Apple()
self.assertEqual(test_letter_counter.letter_counter('a'), {'a': 1})
def test_letter_counter_two(self):
test_letter_counter = Apple()
self.assertEqual(test_letter_counter.letter_counter('ab'), {
'a': 1,
'b': 1
})
def test_letter_counter_empty(self):
test_letter_counter = Apple()
self.assertEqual(test_letter_counter.letter_counter(''), {})