def testKVPairs(self):
self.let = Let()
self.let.names['var'] = 3
x = Map()
x['bar'] = NameRef('var')
self.let.put(KVPair('a', x))
x = List()
x.put(NameRef('var'))
self.let.put(KVPair('b', x))
root = Map()
root.put(self.let)
self.assertEqual(root.eval(), {'a':{'bar':3}, 'b':[3]})
class TestPairStream(unittest.TestCase):
def setUp(self):
self.scope = Map()
self.scope['var'] = True
self.c = Conditional()
self.scope.put(self.c)
def testStream(self):
self.c.put_cond(
NameRef('var'),
ItemStream([ KVPair('ag', Map()), KVPair('ug', NameRef('var')) ])
)
self.assertEqual(self.scope['ag'], {})
self.assertEqual(self.scope['ug'], True)
def testUndefinedHasNoEffect(self):
self.scope.set_key('var', False)
self.assertEqual(self.scope.eval(), {'var':False}) # and nothing else
