test_widgets.py 文件源码

def test_insert(self):
        self.assertRaises(tkinter.TclError, self.paned.insert, None, 0)
        self.assertRaises(tkinter.TclError, self.paned.insert, 0, None)
        self.assertRaises(tkinter.TclError, self.paned.insert, 0, 0)

        child = ttk.Label(self.root)
        child2 = ttk.Label(self.root)
        child3 = ttk.Label(self.root)

        self.assertRaises(tkinter.TclError, self.paned.insert, 0, child)

        self.paned.insert('end', child2)
        self.paned.insert(0, child)
        self.assertEqual(self.paned.panes(), (str(child), str(child2)))

        self.paned.insert(0, child2)
        self.assertEqual(self.paned.panes(), (str(child2), str(child)))

        self.paned.insert('end', child3)
        self.assertEqual(self.paned.panes(),
            (str(child2), str(child), str(child3)))

        # reinserting a child should move it to its current position
        panes = self.paned.panes()
        self.paned.insert('end', child3)
        self.assertEqual(panes, self.paned.panes())

        # moving child3 to child2 position should result in child2 ending up
        # in previous child position and child ending up in previous child3
        # position
        self.paned.insert(child2, child3)
        self.assertEqual(self.paned.panes(),
            (str(child3), str(child2), str(child)))