def test_error_on_operation_on_graph(graphscope_session):
g = Graph(graphscope_session)
with pytest.raises(RuntimeError, match="Empty graph"):
g.project_to_simple(v_label=0, v_prop=0, e_label=0, e_prop=0)
with pytest.raises(RuntimeError):
property_sssp(g, src=6)
def test_error_on_operation_on_graph(graphscope_session):
g = Graph(graphscope_session.session_id)
with pytest.raises(RuntimeError,
match="The graph is not registered in remote"):
g.project_to_simple(v_label=0, v_prop=0, e_label=0, e_prop=0)
with pytest.raises(RuntimeError,
match="The graph is not registered in remote"):
g.unload()
with pytest.raises(AssertionError):
property_sssp(g, src=6)
def test_unload(graphscope_session):
graph = Graph(graphscope_session)
prefix = os.path.expandvars("${GS_TEST_DIR}/property")
graph = (Graph(graphscope_session).add_vertices(
f"{prefix}/p2p-31_property_v_0",
"person").add_edges(f"{prefix}/p2p-31_property_e_0", "knows"))
assert graph.loaded()
assert graph.vineyard_id is not None
graph.unload()
assert not graph.loaded()
with pytest.raises(RuntimeError, match="The graph is not loaded"):
graph.unload()
with pytest.raises(RuntimeError, match="The graph is not loaded"):
graph.project_to_simple(v_label="person", e_label="knows")
with pytest.raises(AssertionError):
g2 = Graph(graphscope_session, graph)
with pytest.raises(RuntimeError, match="The graph is not loaded"):
property_sssp(graph, src=6)
