def cetakHexa(data): hx = Stack() hxlist = "0123456789ABCDEF" while data != 0: sisa = data % 16 data = data // 16 hx.push(hxlist[sisa]) st = "" for i in range(len(hx)): st = st + str(hx.pop()) return st
from code import Stack nilai = Stack() for i in range(16): if i % 3 == 0: nilai.push(i) elif i % 4 == 0: nilai.pop() print(nilai.items)
def setUp(self): self.s = Stack()
class StackExamples(unittest.TestCase): def setUp(self): self.s = Stack() def test_existance(self): self.assertTrue(isinstance(self.s, Stack)) def test_empty(self): self.assertTrue(self.s.is_empty()) def test_push(self): self.s.push(7) value = self.s.pop() self.assertEqual(value, 7) def test_pop_empty(self): self.assertRaises(ValueError, self.s.pop) def test_size_one_element(self): self.s.push('an element') self.assertEqual(self.s.get_size(), 1) def test_size_two_elements(self): self.s.push(1.343) self.s.push(-343) self.assertEqual(self.s.get_size(), 2) def test_size_one_element_popped(self): self.s.push('apple') self.s.pop() self.assertTrue(self.s.is_empty()) def test_push_two_items(self): self.s.push('anything') self.s.push(10) value = self.s.pop() self.assertEqual(value, 10) def test_peek_on_empty(self): self.assertEqual(self.s.peek(), None) def test_peek_one_item(self): self.s.push('something') self.assertEqual(self.s.peek(), 'something')