def setUp(self):
self.s = SqList(5)
class TestSqList(unittest.TestCase):
def setUp(self):
self.s = SqList(5)
def tearDown(self):
print 'test is done'
self.s.data = None
def test_create(self):
self.s.create(1)
self.assertEquals(1, self.s.data[0])
self.s.create(2)
self.assertEquals(2, self.s.data[1])
self.s.create(3)
self.assertEquals(3, self.s.data[2])
self.s.create(4)
self.assertEquals(4, self.s.data[3])
self.s.create(5)
self.assertEquals(5, self.s.data[4])
self.assertRaises(IndexError, self.s.create, 6)
def test_get_elem(self):
self.s.create(1)
self.s.create(2)
self.s.create(3)
self.assertEquals(1, self.s.get_elem(1))
self.assertEquals(2, self.s.get_elem(2))
self.assertEquals(3, self.s.get_elem(3))
self.assertRaises(IndexError, self.s.get_elem, 4)
def test_insert(self):
self.s.create(1)
self.s.create(2)
self.s.create(3)
# 测试插入
self.s.insert(2, 22)
self.assertEquals(self.s.get_elem(2), 22)
# 测试插入超过长度
self.assertRaises(IndexError, self.s.insert, 5, 55)
self.s.insert(4, 44)
self.assertEquals(self.s.get_elem(4), 44)
# 测试满了
self.assertRaises(IndexError, self.s.insert, 1, 43)
def test_delete(self):
# 空线性表
self.assertRaises(IndexError, self.s.delete, 2)
# 一个元素的时候
self.s.create(1)
self.s.delete(1)
self.assertEquals(True, self.s.is_empty())
self.s.create(1)
self.s.create(2)
self.s.create(3)
self.assertRaises(IndexError, self.s.delete, 4)
self.assertEquals(3, self.s.delete(3))
self.assertEquals(2, self.s.get_length())
