def __init__(self, source_proxy, target_proxy):
self._src_prx = source_proxy
self._tgt_prx = target_proxy
self.__trv_path = TraversalPath()
self.__root_is_sequence = \
(not source_proxy is None and
source_proxy.proxy_for == RESOURCE_KINDS.COLLECTION) \
or (not target_proxy is None and
target_proxy.proxy_for == RESOURCE_KINDS.COLLECTION)
if __debug__:
self.__logger = get_logger('everest.traversal')
else:
self.__logger = None
def test_basics(self):
tp = TraversalPath()
self.assert_equal(len(tp), 0)
self.assert_is_none(tp.parent)
self.assert_is_none(tp.relation_operation)
parent = 'proxy'
attr = 'attribute'
key = ('source', 'target')
rel_op = 'relation_operation'
tp.push(parent, key, attr, rel_op)
self.assert_equal(len(tp), 1)
self.assert_true(key in tp)
self.assert_equal(tp.parent, parent)
self.assert_equal(tp.relation_operation, rel_op)
tp.pop()
self.assert_equal(len(tp), 0)
self.assert_false(key in tp)
