def test_05_append(self):
for chk in ({}, dict(a=1), 'Paper1'):
with self.subTest(chk=chk):
pl = PaperList(None)
with self.assertRaises(ValueError) as e:
pl.append(chk)
self.assertEqual(e.exception.args[0], "All elements must be 'PaperInfo' instances")
def test_13_getitem(self): pl = PaperList([pi1, pi3]) self.assertEqual(pl['Paper1'], pi1)
def test_12_getitem(self):
pl = PaperList([pi1, pi3])
with self.assertRaises(ValueError) as e:
pl[pi2]
self.assertEqual(e.exception.args[0], "Must pass an integer or string to use as index")
def test_11_getitem(self):
pl = PaperList([pi1, pi3])
with self.assertRaises(ValueError) as e:
pl['Name3']
self.assertEqual(e.exception.args[0], "Unable to find item indexed by 'Name3'")
def test_10_getitem(self): pl = PaperList([pi1, pi3]) self.assertEqual(pl[1], pi3)
def test_09_extend(self): pl = PaperList(None) pl.extend(pi1, [pi2, pi3]) self.assertListEqual(pl, [pi1, pi2, pi3])
def test_07_append(self):
pl = PaperList(None)
with self.assertRaises(TypeError) as e:
pl.append(pi1, pi2, pi3)
self.assertEqual(e.exception.args[0], "append() takes 2 positional arguments but 4 were given")
def test_06_append(self): pl = PaperList(None) pl.append(pi1) self.assertListEqual(pl, [pi1])
def test_03_init(self):
for chk in ([], ()):
with self.subTest(chk=chk):
with self.assertRaises(ValueError) as e:
pl = PaperList(chk)
self.assertEqual(e.exception.args[0], "Must provide a sequence with at least one 'PaperInfo' instance")
def test_02_init(self): 'Initialise an empty list' pl = PaperList(None) self.assertListEqual(pl, [])
def test_01_init(self): 'Initialise no arguments' pl = PaperList() self.assertListEqual(pl, [])