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author | Renato Filho <renato.filho@openbossa.org> | 2010-06-07 14:43:45 -0300 |
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committer | Renato Filho <renato.filho@openbossa.org> | 2010-06-07 16:57:11 -0300 |
commit | ab918abc1e103e0ca86939f7d057e8a44ac8a4ef (patch) | |
tree | 53c6f57d089dcf5e145d766b1ceef704714046d8 /tests/QtGui/reference_count_test.py | |
parent | 471486732b03cbb42b884158604a59d5a18e8a35 (diff) |
Created new unittest model.
Separete unittest for module.
Only run unittest for compiled modules.
Reviewer: Marcelo Lira <marcelo.lira@openbossa.org>,
Luciano Wolf <luciano.wolf@openbossa.org>
Diffstat (limited to 'tests/QtGui/reference_count_test.py')
-rw-r--r-- | tests/QtGui/reference_count_test.py | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/tests/QtGui/reference_count_test.py b/tests/QtGui/reference_count_test.py new file mode 100644 index 000000000..b54986821 --- /dev/null +++ b/tests/QtGui/reference_count_test.py @@ -0,0 +1,71 @@ + +'''Test cases for Reference count when the object is created in c++ side''' + +import unittest + +import sys +import weakref +import gc + + +from PySide.QtCore import Qt, QPointF +from PySide.QtGui import QApplication, QGraphicsScene, QGraphicsRectItem, QPolygonF, QGraphicsPolygonItem, QGraphicsRectItem + +from helper import UsesQApplication + +destroyedRect = False +destroyedPol = False + +def rect_del(o): + global destroyedRect + destroyedRect = True + +def pol_del(o): + global destroyedPol + destroyedPol = True + +class ReferenceCount(UsesQApplication): + + def setUp(self): + super(ReferenceCount, self).setUp() + self.scene = QGraphicsScene() + + def tearDown(self): + super(ReferenceCount, self).tearDown() + + def beforeTest(self): + points = [QPointF(0, 0), QPointF(100, 100), QPointF(0, 100)] + pol = self.scene.addPolygon(QPolygonF(points)) + self.assert_(isinstance(pol, QGraphicsPolygonItem)) + self.wrp = weakref.ref(pol, pol_del) + + #refcount need be 3 because one ref for QGraphicsScene, and one to rect obj + self.assertEqual(sys.getrefcount(pol), 3) + + def testReferenceCount(self): + global destroyedRect + global destroyedPol + + self.beforeTest() + + rect = self.scene.addRect(10.0, 10.0, 10.0, 10.0) + self.assert_(isinstance(rect, QGraphicsRectItem)) + + self.wrr = weakref.ref(rect, rect_del) + + #refcount need be 3 because one ref for QGraphicsScene, and one to rect obj + self.assertEqual(sys.getrefcount(rect), 3) + + del rect + #not destroyed because one ref continue in QGraphicsScene + self.assertEqual(destroyedRect, False) + self.assertEqual(destroyedPol, False) + + del self.scene + + #QGraphicsScene was destroyed and this destroy internal ref to rect + self.assertEqual(destroyedRect, True) + self.assertEqual(destroyedPol, True) + +if __name__ == '__main__': + unittest.main() |