Fix no hoist __slots__ test on Python 2

test/test_hoist_literals.py

@@ -494,6 +494,9 @@ def test_hoisted_types_py2():
     compare_ast(expected_ast, actual_ast)
 
 def test_no_hoist_slots():
+    if sys.version_info < (3, 3):
+        pytest.skip('Literal rename iterates bindings in a different order with Python2')
+
     source = '''
 class SlotsA(object):
     __slots__ = ['aaaaa', 'bbbbb']
@@ -515,6 +518,35 @@ class SlotsB(object):
     expected_ast = ast.parse(expected)
     actual_ast = hoist(source)
 
+    print(print_ast(expected_ast))
+    print(print_ast(actual_ast))
+    compare_ast(expected_ast, actual_ast)
+
+def test_no_hoist_slots_python2():
+    if sys.version_info > (2, 7):
+        pytest.skip('Literal rename iterates bindings in a different order with Python3')
+
+    source = '''
+class SlotsA(object):
+    __slots__ = ['aaaaa', 'bbbbb']
+    notslots = ['aaaaa', 'bbbbb']
+class SlotsB(object):
+    __slots__ = 'aaaaa', 'bbbbb'
+    notslots = ['aaaaa', 'bbbbb']
+'''
+    expected = '''
+B = 'aaaaa'
+A = 'bbbbb'
+class SlotsA(object):
+    __slots__ = ['aaaaa', 'bbbbb']
+    notslots = [A, B]
+class SlotsB(object):
+    __slots__ = 'aaaaa', 'bbbbb'
+    notslots = [A, B]
+'''
+    expected_ast = ast.parse(expected)
+    actual_ast = hoist(source)
+
     print(print_ast(expected_ast))
     print(print_ast(actual_ast))
     compare_ast(expected_ast, actual_ast)