def test_true_for_all_03(self):
tree = ('<', ('>', 4, 3), ('>', ('>', 7, 5), 2))
expect = False
self.assertIs(quiz.true_for_all(tree), expect)
tree = ('<', ('>', 4, 3), ('>', ('>', 7, 6), 5))
expect = True
self.assertIs(quiz.true_for_all(tree), expect)
def test_true_for_all_02(self):
tree = ('>', ('>', 10, 5), 6)
expect = False
self.assertIs(quiz.true_for_all(tree), expect)
tree = ('<', 6, ('>', 10, 7))
expect = True
self.assertIs(quiz.true_for_all(tree), expect)
def test_true_for_all_06(self):
tree = make_tree('<', list(range(100)))
expect = True
self.assertIs(quiz.true_for_all(tree), expect)
self.assertIs(quiz.true_for_all(('<', tree, 0)), False)
tree = make_tree('>', list(range(500, -1, -1)))
expect = True
self.assertIs(quiz.true_for_all(tree), expect)
self.assertIs(quiz.true_for_all(('>', tree, 0)), False)
def test_true_for_all_01(self):
simple_cases = [(('<', 1, 2), True), (('<', 1, 1), False),
(('<', 2, 1), False), (('>', 1, 2), False),
(('>', 2, 2), False), (('>', 3, 2), True)]
for i in range(len(simple_cases)):
with self.subTest(test=i):
tree, expect = simple_cases[i]
self.assertIs(quiz.true_for_all(tree), expect)
def test_true_for_all_05(self):
tree = ('<', ('>', 4, 1), ('<', 5, ('<', 7, 6)))
expect = False
self.assertIs(quiz.true_for_all(tree), expect)
def test_true_for_all_04(self):
tree = ('<', ('>', 4, 1), ('<', ('<', 2, 4), 5))
expect = False
self.assertIs(quiz.true_for_all(tree), expect)