def test_from_graph(self, building, organization, building_jsonld, model_context, store_metadata, metadata_context):
store_metadata = False
id = "http://test/1234"
id_uri = term.URIRef(id)
graph = Graph()
graph.add((id_uri, RDF.type, term.URIRef("http://schema.org/Building")))
graph.add((id_uri,term.URIRef("http://schema.org/name"),term.Literal("The Empire State Building")))
graph.add((id_uri,term.URIRef("http://schema.org/description"),term.Literal("The Empire State Building is a 102-story landmark in New York City.")))
graph.add((id_uri,term.URIRef("http://schema.org/image"),term.URIRef("http://www.civil.usherbrooke.ca/cours/gci215a/empire-state-building.jpg")))
bNode = term.BNode()
graph.add((id_uri,term.URIRef("http://schema.org/geo"),bNode))
graph.add((bNode,term.URIRef("http://schema.org/latitude"),term.Literal("40.75")))
results = from_graph(graph)
assert isinstance(results, Resource)
building.id = id
building.context = model_context.document["@context"]
expected = building_jsonld(building, "expanded", store_metadata, None)
result_jsonld = as_jsonld(results, form="expanded", store_metadata=store_metadata,
model_context=model_context, metadata_context=metadata_context,
context_resolver=None, na=None)
assert result_jsonld == expected
graph.remove((id_uri, RDF.type, term.URIRef("http://schema.org/Building")))
results = from_graph(graph)
assert len(results) == 3
graph.add((id_uri, RDF.type, term.URIRef("http://schema.org/Building")))
graph.add((term.URIRef("http://www.civil.usherbrooke.ca/cours/gci215a/empire-state-building.jpg"), RDF.type, term.URIRef("http://schema.org/Image")))
results = from_graph(graph, type=["http://schema.org/Building","http://schema.org/Image"])
assert len(results) == 2
assert results[0].type is not None
assert results[1].type is not None
result_0 = as_jsonld(results[0], form="expanded", store_metadata=store_metadata,
model_context=model_context, metadata_context=metadata_context,
context_resolver=None, na=None)
result_1 = as_jsonld(results[1], form="expanded", store_metadata=store_metadata,
model_context=model_context, metadata_context=metadata_context,
context_resolver=None, na=None)
results = [result_0, result_1]
assert set(["http://schema.org/Building","http://schema.org/Image"]) == {result["@type"] for result in results}
frame = {
"@type": ['http://schema.org/Image'],
"@embed": True
}
results = from_graph(graph, frame=frame)
assert isinstance(results, Resource)
expected = {'@type': 'http://schema.org/Image', '@id': 'http://www.civil.usherbrooke.ca/cours/gci215a/empire-state-building.jpg'}
result_jsonld = as_jsonld(results, form="expanded", store_metadata=store_metadata,
model_context=model_context, metadata_context=metadata_context,
context_resolver=None, na=None)
assert result_jsonld == expected
def from_graph(self,
data: Graph,
type: Union[str, List[str]] = None,
frame: Dict = None,
use_model_context=False) -> Union[Resource, List[Resource]]:
context = self._model.context() if use_model_context else None
return from_graph(data, type, frame, context)
def from_graph(self, data: Graph) -> Union[Resource, List[Resource]]:
return from_graph(data)