def test_addParent(self):
node1 = DagNode(11)
node2 = DagNode(22)
node1.addParent(node2)
self.assertTrue(node2 in node1.getParents())
node2.addParent(node1)
self.assertTrue(node1 in node2.getParents())
def test_addParent( self ):
node1 = DagNode( 11 )
node2 = DagNode( 22 )
node1.addParent( node2 )
self.assertTrue( node2 in node1.getParents() )
node2.addParent( node1 )
self.assertTrue( node1 in node2.getParents() )
def test_isRoot(self):
node1 = DagNode(11)
node2 = DagNode(22)
node3 = DagNode(33)
self.assertTrue(node1.isRoot())
node1.addChild(node2)
self.assertTrue(node1.isRoot())
node3.addChild(node1)
self.assertTrue(node1.isRoot())
node1.addParent(node3)
self.assertFalse(node1.isRoot())
def test_isRoot( self ):
node1 = DagNode( 11 )
node2 = DagNode( 22 )
node3 = DagNode( 33 )
self.assertTrue( node1.isRoot() )
node1.addChild( node2 )
self.assertTrue( node1.isRoot() )
node3.addChild( node1 )
self.assertTrue( node1.isRoot() )
node1.addParent( node3 )
self.assertFalse( node1.isRoot() )
