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from reconfigure.items.bound import BoundData
from reconfigure.nodes import Node, PropertyNode
import unittest
class BoundDataTest (unittest.TestCase):
def test_bind_property(self):
class TestBoundData (BoundData):
pass
TestBoundData.bind_property('prop', 'dataprop', getter=lambda x: 'd' + x, setter=lambda x: x[1:])
n = Node('name', children=[
PropertyNode('prop', 'value')
])
d = TestBoundData(n)
self.assertEqual(d.dataprop, 'dvalue')
d.dataprop = 'dnew'
self.assertEqual(d.dataprop, 'dnew')
self.assertEqual(n.get('prop').value, 'new')
def test_bind_collection(self):
class TestBoundData (BoundData):
pass
class TestChildData (BoundData):
def template(self):
return Node('', children=[PropertyNode('value', None)])
TestBoundData.bind_collection('items', item_class=TestChildData, selector=lambda x: x.name != 'test')
TestChildData.bind_property('value', 'value')
n = Node('name', children=[
Node('1', children=[PropertyNode('value', 1)]),
Node('2', children=[PropertyNode('value', 2)]),
Node('test', children=[PropertyNode('value', 3)]),
Node('3', children=[PropertyNode('value', 3)]),
])
d = TestBoundData(n)
self.assertEqual(d.items[0].value, 1)
self.assertEqual(len(d.items), 3)
c = TestChildData()
c.value = 4
d.items.append(c)
self.assertEqual(len(d.items), 4)
self.assertEqual(d.items[-1].value, 4)
if __name__ == '__main__':
unittest.main()
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