def decode_parsed(self, json_as_dict: dict) -> IrodsMetadata:
if not isinstance(json_as_dict, List):
return super().decode(json_as_dict)
irods_metadata = IrodsMetadata()
for item in json_as_dict:
assert isinstance(item, dict)
attribute = item[BATON_AVU_ATTRIBUTE_PROPERTY]
value = item[BATON_AVU_VALUE_PROPERTY]
irods_metadata.add(attribute, value)
return irods_metadata
def combine_metadata(metadata_collection: Iterable[IrodsMetadata]) -> IrodsMetadata:
"""
Combines n metadata objects into a single metadata object. Key values are merged, duplicate values are removed.
:param metadata_collection: the collection of metadata to combine
:return: the combined metadata
"""
combined = IrodsMetadata()
for metadata in metadata_collection:
for key, values in metadata.items():
for value in values:
combined.add(key, value)
return combined
class TestIrodsMetadata(unittest.TestCase):
"""
Tests for `IrodsMetadata`.
"""
def setUp(self):
self.metadata = IrodsMetadata({"attribute_a": {"value_1"}, "attribute_b": {"value_b"}})
def test_equal(self):
self.assertEqual(copy.deepcopy(self.metadata), self.metadata)
def test_add_when_key_does_not_exists(self):
self.metadata.add("key", "value")
self.assertEqual(self.metadata["key"], {"value"})
def test_add_when_key_exists(self):
self.metadata["key"] = {"value_1"}
self.metadata.add("key", "value_2")
self.assertEqual(self.metadata["key"], {"value_1", "value_2"})
def test_get_when_default(self):
default = object()
value = self.metadata.get("not_set", default=default)
self.assertEqual(value, default)
