diff options
Diffstat (limited to 'tests/test_generictreemodel.py')
| -rw-r--r-- | tests/test_generictreemodel.py | 47 |
1 files changed, 32 insertions, 15 deletions
diff --git a/tests/test_generictreemodel.py b/tests/test_generictreemodel.py index d99c0560..5e9d716e 100644 --- a/tests/test_generictreemodel.py +++ b/tests/test_generictreemodel.py @@ -24,6 +24,7 @@ import gc import sys import weakref import unittest +import platform # pygobject from gi.repository import GObject @@ -137,6 +138,7 @@ class TestReferences(unittest.TestCase): def setUp(self): pass + @unittest.skipIf(platform.python_implementation() == "PyPy", "not with PyPy") def test_c_tree_iter_user_data_as_pyobject(self): obj = object() obj_id = id(obj) @@ -154,24 +156,28 @@ class TestReferences(unittest.TestCase): model = ATesterModel() obj_ref = weakref.ref(model.root) # Initial refcount is 1 for model.root + the temporary - self.assertEqual(sys.getrefcount(model.root), 2) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(model.root), 2) # Iter increases by 1 do to assignment to iter.user_data res, it = model.do_get_iter([0]) self.assertEqual(id(model.root), it.user_data) - self.assertEqual(sys.getrefcount(model.root), 3) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(model.root), 3) # Verify getting a TreeIter more then once does not further increase # the ref count. res2, it2 = model.do_get_iter([0]) self.assertEqual(id(model.root), it2.user_data) - self.assertEqual(sys.getrefcount(model.root), 3) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(model.root), 3) # Deleting the iter does not decrease refcount because references # leak by default (they are stored in the held_refs pool) del it gc.collect() - self.assertEqual(sys.getrefcount(model.root), 3) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(model.root), 3) # Deleting a model should free all held references to user data # stored by TreeIters @@ -183,17 +189,20 @@ class TestReferences(unittest.TestCase): model = ATesterModel() obj_ref = weakref.ref(model.root) # Initial refcount is 1 for model.root + the temporary - self.assertEqual(sys.getrefcount(model.root), 2) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(model.root), 2) # Iter increases by 1 do to assignment to iter.user_data res, it = model.do_get_iter([0]) self.assertEqual(id(model.root), it.user_data) - self.assertEqual(sys.getrefcount(model.root), 3) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(model.root), 3) # Notifying the underlying model of a row_deleted should decrease the # ref count. model.row_deleted(Gtk.TreePath('0'), model.root) - self.assertEqual(sys.getrefcount(model.root), 2) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(model.root), 2) # Finally deleting the actual object should collect it completely del model.root @@ -206,18 +215,21 @@ class TestReferences(unittest.TestCase): obj_ref = weakref.ref(model.root) # Initial refcount is 1 for model.root + the temporary - self.assertEqual(sys.getrefcount(model.root), 2) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(model.root), 2) # Iter does not increas count by 1 when leak_references is false res, it = model.do_get_iter([0]) self.assertEqual(id(model.root), it.user_data) - self.assertEqual(sys.getrefcount(model.root), 2) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(model.root), 2) # Deleting the iter does not decrease refcount because assigning user_data # eats references and does not release them. del it gc.collect() - self.assertEqual(sys.getrefcount(model.root), 2) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(model.root), 2) # Deleting the model decreases the final ref, and the object is collected del model @@ -242,14 +254,16 @@ class TestReferences(unittest.TestCase): # 4 - ref held by the root/children graph itself # 5 - ref held by the model "held_refs" instance var for node in nodes: - self.assertEqual(sys.getrefcount(node), 5) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(node), 5) # A second iteration and storage of the nodes in a new list # should only increase refcounts by 1 even though new # iterators are created and assigned. nodes2 = [node for node in model.iter_depth_first()] for node in nodes2: - self.assertEqual(sys.getrefcount(node), 6) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(node), 6) # Hold weak refs and start verifying ref collection. node_refs = [weakref.ref(node) for node in nodes] @@ -258,14 +272,16 @@ class TestReferences(unittest.TestCase): del nodes2 gc.collect() for node in nodes: - self.assertEqual(sys.getrefcount(node), 5) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(node), 5) # Second round of collection, no more local lists of nodes. del nodes gc.collect() for ref in node_refs: node = ref() - self.assertEqual(sys.getrefcount(node), 4) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(node), 4) # Using invalidate_iters or row_deleted(path, node) will clear out # the pooled refs held internal to the GenericTreeModel implementation. @@ -274,7 +290,8 @@ class TestReferences(unittest.TestCase): gc.collect() for ref in node_refs: node = ref() - self.assertEqual(sys.getrefcount(node), 3) + if hasattr(sys, "getrefcount"): + self.assertEqual(sys.getrefcount(node), 3) # Deleting the root node at this point should allow all nodes to be collected # as there is no longer a way to reach the children |