def test_ws_when_is_last_evaluation_for_output_port():
pg = PortGraph()
pg.add_vertex(0)
pg.add_out_port(0, "out", 0)
ws = WorkflowState(pg)
ws.set_last_evaluation(0, 1)
assert ws.when(0) == 1
def test_ws_nodes_last_evaluation():
pg = PortGraph()
pg.add_vertex(0)
pg.add_vertex(1)
ws = WorkflowState(pg)
ws.set_last_evaluation(0, 1)
assert ws.last_evaluation(0) == 1
assert ws.last_evaluation(1) is None
def test_ws_when_connected_input_port():
pg = PortGraph()
pg.add_vertex(0)
pg.add_out_port(0, "out", 0)
pg.add_vertex(1)
pg.add_out_port(1, "out", 1)
pg.add_vertex(2)
pg.add_in_port(2, "in", 2)
pg.connect(0, 2)
ws = WorkflowState(pg)
assert ws.when(2) is None
ws.set_last_evaluation(0, 10)
assert ws.when(2) == 10
pg.connect(1, 2)
ws = WorkflowState(pg)
assert ws.when(2) is None
ws.set_last_evaluation(0, 10)
assert ws.when(2) is None
ws.set_last_evaluation(1, 11)
assert ws.when(2) == 10