def test_search(self): tree = BSTree(5) for kid in self.childs: tree.insert(kid) for kid in self.childs: self.assertTrue(tree.search(tree.root,kid)) self.assertFalse(tree.search(tree.root,500)) self.assertFalse(tree.search(tree.root,-1)) self.assertFalse(tree.search(tree.root,'abc')) self.assertFalse(tree.search(tree.root,None))