| import epics | |
| import threading | |
| import pvnames | |
| def test_basic_thread(): | |
| result = [] | |
| def thread(): | |
| epics.ca.use_initial_context() | |
| pv = epics.get_pv(pvnames.double_pv) | |
| result.append(pv.get()) | |
| epics.ca.use_initial_context() | |
| t = threading.Thread(target=thread) | |
| t.start() | |
| t.join() | |
| assert len(result) and result[0] is not None | |
| def test_basic_cathread(): | |
| result = [] | |
| def thread(): | |
| pv = epics.get_pv(pvnames.double_pv) | |
| result.append(pv.get()) | |
| epics.ca.use_initial_context() | |
| t = epics.ca.CAThread(target=thread) | |
| t.start() | |
| t.join() | |
| assert len(result) and result[0] is not None | |
| def test_attach_context(): | |
| result = [] | |
| def thread(): | |
| epics.ca.create_context() | |
| pv = epics.get_pv(pvnames.double_pv2) | |
| assert pv.wait_for_connection() | |
| result.append(pv.get()) | |
| epics.ca.detach_context() | |
| epics.ca.attach_context(ctx) | |
| pv = epics.get_pv(pvnames.double_pv) | |
| assert pv.wait_for_connection() | |
| result.append(pv.get()) | |
| epics.ca.use_initial_context() | |
| ctx = epics.ca.current_context() | |
| t = threading.Thread(target=thread) | |
| t.start() | |
| t.join() | |
| assert len(result) == 2 and result[0] is not None | |
| print(result) | |
| def test_pv_from_main(): | |
| result = [] | |
| def thread(): | |
| result.append(pv.get()) | |
| epics.ca.use_initial_context() | |
| pv = epics.get_pv(pvnames.double_pv2) | |
| t = epics.ca.CAThread(target=thread) | |
| t.start() | |
| t.join() | |
| assert len(result) and result[0] is not None | |