diff options
Diffstat (limited to 'Lib/test/test_collections.py')
| -rw-r--r-- | Lib/test/test_collections.py | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/Lib/test/test_collections.py b/Lib/test/test_collections.py index fdc82fc233..d8cf72ee01 100644 --- a/Lib/test/test_collections.py +++ b/Lib/test/test_collections.py @@ -20,6 +20,7 @@ class TestNamedTuple(unittest.TestCase): self.assertEqual(Point.__slots__, ()) self.assertEqual(Point.__module__, __name__) self.assertEqual(Point.__getitem__, tuple.__getitem__) + self.assertEqual(Point._fields, ('x', 'y')) self.assertRaises(ValueError, namedtuple, 'abc%', 'efg ghi') # type has non-alpha char self.assertRaises(ValueError, namedtuple, 'class', 'efg ghi') # type has keyword @@ -34,6 +35,9 @@ class TestNamedTuple(unittest.TestCase): namedtuple('Point0', 'x1 y2') # Verify that numbers are allowed in names namedtuple('_', 'a b c') # Test leading underscores in a typename + self.assertRaises(TypeError, Point._make, [11]) # catch too few args + self.assertRaises(TypeError, Point._make, [11, 22, 33]) # catch too many args + def test_instance(self): Point = namedtuple('Point', 'x y') p = Point(11, 22) @@ -49,18 +53,17 @@ class TestNamedTuple(unittest.TestCase): self.assertEqual(repr(p), 'Point(x=11, y=22)') self.assert_('__dict__' not in dir(p)) # verify instance has no dict self.assert_('__weakref__' not in dir(p)) - self.assertEqual(p, Point._cast([11, 22])) # test _cast classmethod + self.assertEqual(p, Point._make([11, 22])) # test _make classmethod self.assertEqual(p._fields, ('x', 'y')) # test _fields attribute self.assertEqual(p._replace(x=1), (1, 22)) # test _replace method self.assertEqual(p._asdict(), dict(x=11, y=22)) # test _asdict method - # Verify that _fields is read-only try: - p._fields = ('F1' ,'F2') - except AttributeError: + p._replace(x=1, error=2) + except ValueError: pass else: - self.fail('The _fields attribute needs to be read-only') + self._fail('Did not detect an incorrect fieldname') # verify that field string can have commas Point = namedtuple('Point', 'x, y') @@ -94,14 +97,14 @@ class TestNamedTuple(unittest.TestCase): def test_odd_sizes(self): Zero = namedtuple('Zero', '') self.assertEqual(Zero(), ()) - self.assertEqual(Zero._cast([]), ()) + self.assertEqual(Zero._make([]), ()) self.assertEqual(repr(Zero()), 'Zero()') self.assertEqual(Zero()._asdict(), {}) self.assertEqual(Zero()._fields, ()) Dot = namedtuple('Dot', 'd') self.assertEqual(Dot(1), (1,)) - self.assertEqual(Dot._cast([1]), (1,)) + self.assertEqual(Dot._make([1]), (1,)) self.assertEqual(Dot(1).d, 1) self.assertEqual(repr(Dot(1)), 'Dot(d=1)') self.assertEqual(Dot(1)._asdict(), {'d':1}) @@ -115,7 +118,7 @@ class TestNamedTuple(unittest.TestCase): Big = namedtuple('Big', names) b = Big(*range(n)) self.assertEqual(b, tuple(range(n))) - self.assertEqual(Big._cast(range(n)), tuple(range(n))) + self.assertEqual(Big._make(range(n)), tuple(range(n))) for pos, name in enumerate(names): self.assertEqual(getattr(b, name), pos) repr(b) # make sure repr() doesn't blow-up |