diff options
Diffstat (limited to 'Lib/test/test_tuple.py')
| -rw-r--r-- | Lib/test/test_tuple.py | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/Lib/test/test_tuple.py b/Lib/test/test_tuple.py index f583747..6e934fb 100644 --- a/Lib/test/test_tuple.py +++ b/Lib/test/test_tuple.py @@ -96,6 +96,7 @@ class TupleTest(seq_tests.CommonTest): gc.collect() self.assertTrue(gc.is_tracked(t), t) + @support.cpython_only def test_track_literals(self): # Test GC-optimization of tuple literals x, y, z = 1.5, "a", [] @@ -136,20 +137,41 @@ class TupleTest(seq_tests.CommonTest): self._tracked(tp(tuple([obj]) for obj in [x, y, z])) self._tracked(tuple(tp([obj]) for obj in [x, y, z])) + @support.cpython_only def test_track_dynamic(self): # Test GC-optimization of dynamically constructed tuples. self.check_track_dynamic(tuple, False) + @support.cpython_only def test_track_subtypes(self): # Tuple subtypes must always be tracked class MyTuple(tuple): pass self.check_track_dynamic(MyTuple, True) + @support.cpython_only def test_bug7466(self): # Trying to untrack an unfinished tuple could crash Python self._not_tracked(tuple(gc.collect() for i in range(101))) + def test_repr_large(self): + # Check the repr of large list objects + def check(n): + l = (0,) * n + s = repr(l) + self.assertEqual(s, + '(' + ', '.join(['0'] * n) + ')') + check(10) # check our checking code + check(1000000) + + def test_no_comdat_folding(self): + # Issue 8847: In the PGO build, the MSVC linker's COMDAT folding + # optimization causes failures in code that relies on distinct + # function addresses. + class T(tuple): pass + with self.assertRaises(TypeError): + [3,] + T((1,2)) + def test_main(): support.run_unittest(TupleTest) |