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node_test.py
79 lines (54 loc) · 2.09 KB
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node_test.py
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import unittest
from Node import *
class NodeTest(unittest.TestCase):
def test_node_ID(self):
self.assertRaises(ArithmeticError, Node, 0)
self.assertRaises(ArithmeticError, Node, -1)
def test_set_get_node_methods(self):
node = Node(5)
self.assertEqual(5, node.get_ID())
self.assertEqual('', node.get_name())
node.set_name('new_name')
self.assertEqual('new_name', node.get_name())
def test_add_children(self):
node1 = Node(10)
node2 = Node(11)
to_test = Node(1)
to_test.add_child(node1)
to_test.add_child(node2)
self.assertEqual(len(to_test.get_children()), 2)
self.assertEqual(node1.get_parent(), to_test)
self.assertEqual(node2.get_parent(), to_test)
def test_remove_all_children(self):
node1 = Node(10)
node2 = Node(11)
to_test = Node(1)
to_test.add_child(node1)
to_test.add_child(node2)
to_test.remove_all_children()
self.assertEqual(len(to_test.get_children()), 0)
self.assertIs(node1.get_parent(), None)
self.assertIs(node2.get_parent(), None)
def test_remove_child(self):
node1 = Node(10)
node2 = Node(11)
to_test = Node(1)
to_test.add_child(node1)
to_test.add_child(node2)
to_test.remove_child(node1)
self.assertNotIn(node1, to_test.get_children())
self.assertIs(node1.get_parent(), None)
def test_set_parent(self):
parent = Node(1)
child = Node(2)
child.set_parent(parent)
self.assertEqual(child.get_parent(), parent)
self.assertIn(child, parent.get_children())
def test_visibility_flag(self):
node = Node(1)
node.set_visible(True)
self.assertTrue(node.is_visible())
node.set_visible(False)
self.assertFalse(node.is_visible())
if __name__ == '__main__':
unittest.main()