def testAddRemoveChildren(self):
# test the add/remove functions
children = [Node() for i in range(0, 5)]
parentNode = Node()
parentNode.addChildren(children, where='front')
self.assert_(parentNode.children == children)
child = Node()
parentNode.addChild(child, where='back')
self.assert_(parentNode.children == children + [child])
self.assert_(child.parent == parentNode)
parentNode.removeChild(child)
self.assert_(parentNode.children == children)
self.assert_(child.parent == None)
parentNode.removeAllChildren()
self.assert_(parentNode.children == [])
# test some bogus operations
self.assertRaises(ValueError, parentNode.removeChild, child)
self.assertRaises(ValueError, parentNode.removeChildren, children)
#self.assertRaises( IndexError, parentNode.addChild, child, where = 666 )
self.assertRaises(IndexError,
parentNode.addChild,
child,
where='qwertz')
#self.assertRaises( IndexError, parentNode.addChildren, children, where = 666 )
self.assertRaises(IndexError,
parentNode.addChildren,
children,
where='qwertz')
# test re-parenting of child
parent1 = Node()
parent2 = Node()
child2 = Node()
parent1.addChild(child2)
self.assert_(parent1.children == [child2])
self.assert_(child2.parent == parent1)
parent2.addChild(child2)
self.assert_(parent2.children == [child2])
self.assert_(parent1.children == [])
self.assert_(child2.parent == parent2)
child2.parent = None
self.assert_(parent2.children == [])
self.assert_(child2.parent == None)
child2.parent = parent1
self.assert_(parent1.children == [child2])
self.assert_(child2.parent == parent1)
child2.parent = child2.parent
self.assert_(parent1.children == [child2])
self.assert_(child2.parent == parent1)
def testNodeWithChildren(self):
children = [Node(name='child %d' % i) for i in range(0, 5)]
parentNode = Node(name='parent')
parentNode.addChildren(children)
root = self.doSaveLoad(parentNode)
self.assert_(root.children[4].parent is root)
self.assert_(root.children[4].root is root)
def testNodeWithChildren(self):
children = [ Node( name = 'child %d' % i ) for i in range(0,5) ]
parentNode = Node( name = 'parent' )
parentNode.addChildren( children )
root = self.doSaveLoad( parentNode )
self.assert_( root.children[4].parent is root )
self.assert_( root.children[4].root is root )
def testAddRemoveChildren(self):
# test the add/remove functions
children = [ Node() for i in range(0,5) ]
parentNode = Node()
parentNode.addChildren( children, where = 'front' )
self.assert_( parentNode.children == children )
child = Node()
parentNode.addChild( child, where = 'back' )
self.assert_( parentNode.children == children + [ child ] )
self.assert_( child.parent == parentNode )
parentNode.removeChild( child )
self.assert_( parentNode.children == children )
self.assert_( child.parent == None )
parentNode.removeAllChildren()
self.assert_( parentNode.children == [] )
# test some bogus operations
self.assertRaises( ValueError, parentNode.removeChild, child )
self.assertRaises( ValueError, parentNode.removeChildren, children )
#self.assertRaises( IndexError, parentNode.addChild, child, where = 666 )
self.assertRaises( IndexError, parentNode.addChild, child, where = 'qwertz' )
#self.assertRaises( IndexError, parentNode.addChildren, children, where = 666 )
self.assertRaises( IndexError, parentNode.addChildren, children, where = 'qwertz' )
# test re-parenting of child
parent1 = Node()
parent2 = Node()
child2 = Node()
parent1.addChild( child2 )
self.assert_( parent1.children == [ child2 ] )
self.assert_( child2.parent == parent1 )
parent2.addChild( child2 )
self.assert_( parent2.children == [ child2 ] )
self.assert_( parent1.children == [] )
self.assert_( child2.parent == parent2 )
child2.parent = None
self.assert_( parent2.children == [] )
self.assert_( child2.parent == None )
child2.parent = parent1
self.assert_( parent1.children == [ child2 ] )
self.assert_( child2.parent == parent1 )
child2.parent = child2.parent
self.assert_( parent1.children == [ child2 ] )
self.assert_( child2.parent == parent1 )
