def test_no_text(self): # arrange text = "" # act result = sort_letters(text) # assert self.assertEqual("", result)
def test_handles_capitals(self): # arrrange text = "HHeEgg" # act result = sort_letters(text) # assert self.assertEqual("HHggeE", result)
def test_sort_letters_some_appear_multiple(self): # arrange text = "tree" # act result = sort_letters(text) # assert self.assertEqual("eetr", result)
def test_all_appear_multiple(self): # arrange text = "cccaaa" # act result = sort_letters(text) # assert self.assertEqual("cccaaa", result)
def test_sort_letters_all_occur_once(self): # arrange text = "abcde" # act result = sort_letters(text) # assert self.assertEqual("abcde", result)