def test_parse_two_procedures(): proclang = ''' main: 1. PRIMARY: set injector_valve to open 2. PRIMARY: set vent_valve to closed abort: 1. PRIMARY: set injector_valve to closed 2. PRIMARY: set vent_valve to open ''' suite = top.proclang.parse(proclang) expected_suite = top.ProcedureSuite([ top.Procedure('main', [ top.ProcedureStep( '1', top.StateChangeAction('injector_valve', 'open'), [(top.Immediate(), top.Transition('main', '2'))], 'PRIMARY'), top.ProcedureStep('2', top.StateChangeAction( 'vent_valve', 'closed'), [], 'PRIMARY') ]), top.Procedure('abort', [ top.ProcedureStep( '1', top.StateChangeAction('injector_valve', 'closed'), [(top.Immediate(), top.Transition('abort', '2'))], 'PRIMARY'), top.ProcedureStep('2', top.StateChangeAction('vent_valve', 'open'), [], 'PRIMARY') ]) ]) assert suite == expected_suite
def test_procedure_suite_latex_export(): s1 = top.ProcedureStep('s1', top.StateChangeAction('remote fill valve', 'open'), [], 'PRIMARY') s2 = top.ProcedureStep( 's2', top.StateChangeAction('remote vent valve', 'closed'), [], 'SECONDARY') proc_main = top.Procedure('main', [s1, s2]) proc_abort = top.Procedure('abort', [s2]) suite = top.ProcedureSuite([proc_main, proc_abort]) export = suite.export(top.ExportFormat.Latex) expected_export = textwrap.dedent(r''' \subsection{main} \begin{checklist} \item \PRIMARY{} Open remote fill valve \item \SECONDARY{} Close remote vent valve \end{checklist} \subsection{abort} \begin{checklist} \item \SECONDARY{} Close remote vent valve \end{checklist}''') assert export == expected_export
def test_procedure_equality_equal(): s1 = top.ProcedureStep('s1', None, [], 'PRIMARY') s2 = top.ProcedureStep('s2', None, [], 'PRIMARY') s3 = top.ProcedureStep('s3', None, [], 'PRIMARY') proc_1 = top.Procedure('p1', [s1, s2, s3]) proc_2 = top.Procedure('p1', [s1, s2, s3]) assert proc_1 == proc_2
def test_parse_from_file(): filepath = os.path.join(os.path.dirname(__file__), 'example.proc') suite = top.proclang.parse_from_file(filepath) expected_suite = top.ProcedureSuite([ top.Procedure('main', [ top.ProcedureStep( '1', top.StateChangeAction('series_fill_valve', 'closed'), [(top.WaitFor(5e6), top.Transition('main', '2'))], 'PRIMARY'), top.ProcedureStep( '2', top.StateChangeAction('supply_valve', 'open'), [(top.Less('p1', 600), top.Transition('abort_1', '1')), (top.Greater('p1', 1000), top.Transition('abort_2', '1')), (top.Immediate(), top.Transition('main', '3'))], 'PRIMARY'), top.ProcedureStep( '3', top.StateChangeAction('series_fill_valve', 'open'), [(top.Immediate(), top.Transition('main', '4'))], 'PRIMARY'), top.ProcedureStep( '4', top.StateChangeAction('remote_fill_valve', 'open'), [ (top.WaitFor(180e6), top.Transition('main', '5')) ], 'PRIMARY'), top.ProcedureStep( '5', top.StateChangeAction('remote_fill_valve', 'closed'), [(top.Immediate(), top.Transition('main', '6'))], 'PRIMARY'), top.ProcedureStep( '6', top.StateChangeAction('remote_vent_valve', 'open'), [(top.Immediate(), top.Transition('main', '7'))], 'PRIMARY'), top.ProcedureStep('7', top.MiscAction('Proceed with teardown'), [], 'OPS') ]), top.Procedure('abort_1', [ top.ProcedureStep( '1', top.StateChangeAction('supply_valve', 'closed'), [ (top.WaitFor(10e6), top.Transition('abort_1', '2')) ], 'SECONDARY'), top.ProcedureStep( '2', top.StateChangeAction('remote_vent_valve', 'open'), [ (top.Immediate(), top.Transition('abort_1', '3')) ], 'SECONDARY'), top.ProcedureStep('3', top.MiscAction('Proceed with teardown'), [], 'OPS') ]), top.Procedure('abort_2', [ top.ProcedureStep( '1', top.StateChangeAction('supply_valve', 'closed'), [ (top.Immediate(), top.Transition('abort_2', '2')) ], 'CONTROL'), top.ProcedureStep( '2', top.StateChangeAction('line_vent_valve', 'open'), [ (top.Immediate(), top.Transition('abort_2', '3')) ], 'CONTROL'), top.ProcedureStep('3', top.MiscAction('Proceed with teardown'), [], 'OPS') ]), ]) assert suite == expected_suite
def test_procedure_equality_different_steps(): s1 = top.ProcedureStep('s1', None, [], 'PRIMARY') s2 = top.ProcedureStep('s2', None, [], 'PRIMARY') s3 = top.ProcedureStep('s3', None, [], 'PRIMARY') proc_1 = top.Procedure('p1', [s1, s2]) proc_2 = top.Procedure('p1', [s1, s3]) assert proc_1 != proc_2
def test_procedure_suite_defaults_to_main(): s1 = top.ProcedureStep('s1', None, [], 'PRIMARY') s2 = top.ProcedureStep('s2', None, [], 'PRIMARY') s3 = top.ProcedureStep('s3', None, [], 'PRIMARY') main = top.Procedure('main', [s1, s2, s3]) not_main = top.Procedure('not_main', [s1, s2, s3]) suite = top.ProcedureSuite([main, not_main]) assert suite.starting_procedure_id == 'main'
def test_procedure_suite_duplicate_name_errors(): s1 = top.ProcedureStep('s1', None, [], 'PRIMARY') s2 = top.ProcedureStep('s2', None, [], 'PRIMARY') s3 = top.ProcedureStep('s3', None, [], 'PRIMARY') proc_1 = top.Procedure('p1', [s1, s2]) proc_2 = top.Procedure('p1', [s1, s3]) with pytest.raises(Exception): top.ProcedureSuite([proc_1, proc_2])
def test_procedure_suite_indexing(): s1 = top.ProcedureStep('s1', None, [], 'PRIMARY') s2 = top.ProcedureStep('s2', None, [], 'PRIMARY') s3 = top.ProcedureStep('s3', None, [], 'PRIMARY') proc_1 = top.Procedure('p1', [s1, s2]) proc_2 = top.Procedure('p2', [s1, s3]) suite = top.ProcedureSuite([proc_1, proc_2], 'p1') assert suite['p1'] == proc_1
def test_procedure_suite_builds_list(): s1 = top.ProcedureStep('s1', None, [], 'PRIMARY') s2 = top.ProcedureStep('s2', None, [], 'PRIMARY') s3 = top.ProcedureStep('s3', None, [], 'PRIMARY') proc_1 = top.Procedure('p1', [s1, s2]) proc_2 = top.Procedure('p2', [s1, s3]) suite = top.ProcedureSuite([proc_1, proc_2], 'p1') assert suite.procedures == {'p1': proc_1, 'p2': proc_2}
def test_procedure_suite_equality_order_irrelevant(): s1 = top.ProcedureStep('s1', None, [], 'PRIMARY') s2 = top.ProcedureStep('s2', None, [], 'PRIMARY') s3 = top.ProcedureStep('s3', None, [], 'PRIMARY') proc_1 = top.Procedure('p1', [s1, s2]) proc_2 = top.Procedure('p2', [s1, s3]) suite_1 = top.ProcedureSuite([proc_1, proc_2], 'p1') suite_2 = top.ProcedureSuite([proc_2, proc_1], 'p1') assert suite_1 == suite_2
def test_procedure_suite_equality_different_procedures(): s1 = top.ProcedureStep('s1', None, [], 'PRIMARY') s2 = top.ProcedureStep('s2', None, [], 'PRIMARY') s3 = top.ProcedureStep('s3', None, [], 'PRIMARY') proc_1 = top.Procedure('p1', [s1, s2]) proc_2 = top.Procedure('p2', [s1, s3]) suite_1 = top.ProcedureSuite([proc_1], 'p1') suite_2 = top.ProcedureSuite([proc_1, proc_2], 'p1') assert suite_1 != suite_2
def branching_procedure_suite_two_options(): close_action = top.StateChangeAction('c1', 'closed') open_action = top.StateChangeAction('c1', 'open') halfway_open_action = top.StateChangeAction('c1', 'halfway_open') s1 = top.ProcedureStep('s1', close_action, [(top.Immediate(), top.Transition('p1', 's2')), (top.Immediate(), top.Transition('p2', 's3'))], 'PRIMARY') s2 = top.ProcedureStep('s2', halfway_open_action, {}, 'PRIMARY') s3 = top.ProcedureStep('s3', open_action, {}, 'PRIMARY') proc_1 = top.Procedure('p1', [s1, s2, s3]) proc_2 = top.Procedure('p2', [s1, s2, s3]) return top.ProcedureSuite([proc_1, proc_2], 'p1')
def test_parse_steps_with_multiple_comparisons(): proclang = ''' main: 1. PRIMARY: set injector_valve to open 2. PRIMARY: [p1 < 100 and p2 < 100 and p3 < 100] set vent_valve to closed 3. PRIMARY: [p1 < 100 or p2 < 100 or p3 < 100] set vent_valve to open 4. PRIMARY: [p1 < 100 and p2 < 100 and p3 < 100 or p1 < 100 and p2 < 100] set vent_valve to open ''' suite = top.proclang.parse(proclang) p1 = top.Less('p1', 100) p2 = top.Less('p2', 100) p3 = top.Less('p3', 100) expected_suite = top.ProcedureSuite([ top.Procedure('main', [ top.ProcedureStep( '1', top.StateChangeAction('injector_valve', 'open'), [ (top.And([p1, p2, p3]), top.Transition('main', '2')) ], 'PRIMARY'), top.ProcedureStep('2', top.StateChangeAction( 'vent_valve', 'closed'), [(top.Or( [p1, p2, p3]), top.Transition('main', '3'))], 'PRIMARY'), top.ProcedureStep('3', top.StateChangeAction( 'vent_valve', 'open'), [ (top.Or([top.And([p1, p2, p3]), top.And([p1, p2])]), top.Transition('main', '4')) ], 'PRIMARY'), top.ProcedureStep('4', top.StateChangeAction('vent_valve', 'open'), [], 'PRIMARY') ]) ]) assert suite == expected_suite
def test_jump_to_step_normal(): plumb_b = PlumbingBridge() control_b = ControlsBridge(plumb_b) proc_b = ProceduresBridge(plumb_b, control_b) procedure = top.Procedure('main', [ top.ProcedureStep('1', top.StateChangeAction('injector_valve', 'open'), [(top.Immediate(), top.Transition('main', '2'))], 'PRIMARY'), top.ProcedureStep( '2', top.StateChangeAction('injector_valve', 'closed'), [(top.Immediate(), top.Transition('main', '3'))], 'PRIMARY'), top.ProcedureStep( '3', top.StateChangeAction('injector_valve', 'closed'), [(top.Immediate(), top.Transition('main', '4'))], 'PRIMARY'), top.ProcedureStep('4', top.MiscAction('Approach the launch tower'), [], 'SECONDARY') ]) proc_b.load_suite(top.ProcedureSuite([procedure])) plumb_eng = make_plumbing_engine() plumb_b.load_engine(plumb_eng) proc_eng = proc_b._proc_eng assert proc_eng.current_step == procedure.step_list[0] assert proc_eng.step_position == top.StepPosition.Before proc_b.procJump("2") assert proc_eng.current_step == procedure.step_list[1] assert proc_eng.step_position == top.StepPosition.After proc_b.procJump("4") assert proc_eng.current_step == procedure.step_list[3] assert proc_eng.step_position == top.StepPosition.After
def test_time_advance(): plumb_b = PlumbingBridge() control_b = ControlsBridge(plumb_b) proc_b = ProceduresBridge(plumb_b, control_b) procedure = top.Procedure('main', [ top.ProcedureStep('1', top.StateChangeAction('injector_valve', 'open'), [(top.Less('A', 75), top.Transition('main', '2'))], 'PRIMARY'), top.ProcedureStep('2', top.MiscAction('Approach the launch tower'), [], 'SECONDARY') ]) proc_b.load_suite(top.ProcedureSuite([procedure])) plumb_eng = make_plumbing_engine() plumb_b.load_engine(plumb_eng) tol = 0.01 proc_eng = proc_b._proc_eng proc_b.procStepForward() # execute step 1 assert not proc_eng.ready_to_proceed() assert plumb_eng.current_pressures('A') == 100 assert plumb_eng.current_pressures('B') == 0 plumb_b.timeAdvance() assert proc_eng.ready_to_proceed() # We expect pressures to equalize at 50 once the system is steady assert abs(plumb_eng.current_pressures('A') - 50) < tol assert abs(plumb_eng.current_pressures('B') - 50) < tol
def test_proc_bridge_procedure_controls_advance_procedure(): plumb_b = MockPlumbingBridge() proc_b = ProceduresBridge(plumb_b) procedure = top.Procedure('main', [ top.ProcedureStep('1', top.StateChangeAction('injector_valve', 'open'), [(top.Immediate(), top.Transition('main', '2'))], 'PRIMARY'), top.ProcedureStep('2', top.StateChangeAction('vent_valve', 'closed'), [ (top.WaitFor(100), top.Transition('main', '3')) ], 'PRIMARY'), top.ProcedureStep('3', top.MiscAction('Approach the launch tower'), [], 'SECONDARY') ]) proc_b.load_suite(top.ProcedureSuite([procedure])) proc_eng = proc_b._proc_eng assert proc_eng.current_step == procedure.step_list[0] assert proc_eng.step_position == top.StepPosition.Before proc_b.procStepForward() assert proc_eng.current_step == procedure.step_list[0] assert proc_eng.step_position == top.StepPosition.After proc_b.procStepForward() assert proc_eng.current_step == procedure.step_list[1] assert proc_eng.step_position == top.StepPosition.After proc_b.procStepForward() # does nothing; condition is not satisfied assert proc_eng.current_step == procedure.step_list[1] assert proc_eng.step_position == top.StepPosition.After proc_b.procStop() assert proc_eng.current_step == procedure.step_list[0] assert proc_eng.step_position == top.StepPosition.Before
def test_proc_bridge_procedure_step_affects_plumbing(): plumb_b = PlumbingBridge() control_b = ControlsBridge(plumb_b) proc_b = ProceduresBridge(plumb_b, control_b) procedure = top.Procedure('main', [ top.ProcedureStep('1', top.StateChangeAction('injector_valve', 'open'), [(top.Immediate(), top.Transition('main', '2'))], 'PRIMARY'), top.ProcedureStep( '2', top.StateChangeAction('injector_valve', 'closed'), [(top.Immediate(), top.Transition('main', '3'))], 'PRIMARY'), top.ProcedureStep('3', top.MiscAction('Approach the launch tower'), [], 'SECONDARY') ]) proc_b.load_suite(top.ProcedureSuite([procedure])) plumb_eng = make_plumbing_engine() plumb_b.load_engine(plumb_eng) assert plumb_eng.current_state('injector_valve') == 'closed' proc_b.procStepForward() assert plumb_eng.current_state('injector_valve') == 'open' proc_b.procStepForward() assert plumb_eng.current_state('injector_valve') == 'closed'
def test_parse_names_with_hyphens(): proclang = ''' main: 1. PRIMARY: set A-200 to open 2. PRIMARY: set vent-valve to closed 3. BOB-THE-BUILDER: set K-5-B to open 4. CONTROL: set C-AB-2 to closed 5. OPS: set A-200 to semi-closed ''' suite = top.proclang.parse(proclang) expected_suite = top.ProcedureSuite([ top.Procedure('main', [ top.ProcedureStep('1', top.StateChangeAction('A-200', 'open'), [ (top.Immediate(), top.Transition('main', '2')) ], 'PRIMARY'), top.ProcedureStep( '2', top.StateChangeAction('vent-valve', 'closed'), [(top.Immediate(), top.Transition('main', '3'))], 'PRIMARY'), top.ProcedureStep('3', top.StateChangeAction('K-5-B', 'open'), [ (top.Immediate(), top.Transition('main', '4')) ], 'BOB-THE-BUILDER'), top.ProcedureStep('4', top.StateChangeAction('C-AB-2', 'closed'), [ (top.Immediate(), top.Transition('main', '5')) ], 'CONTROL'), top.ProcedureStep('5', top.StateChangeAction( 'A-200', 'semi-closed'), [], 'OPS') ]) ]) assert suite == expected_suite
def test_parse_misc_actions(): proclang = ''' main: 1. CONTROL: Set injector_valve to open 2. CONTROL: [p1 < 10] Disarm the remote control system 3. PRIMARY: Approach the launch tower, disconnect the cylinder, and replace the cap 4. OPS: [60s] Proceed with teardown ''' suite = top.proclang.parse(proclang) expected_suite = top.ProcedureSuite([ top.Procedure('main', [ top.ProcedureStep( '1', top.StateChangeAction('injector_valve', 'open'), [ (top.Less('p1', 10), top.Transition('main', '2')) ], 'CONTROL'), top.ProcedureStep( '2', top.MiscAction('Disarm the remote control system'), [(top.Immediate(), top.Transition('main', '3'))], 'CONTROL'), top.ProcedureStep( '3', top.MiscAction( 'Approach the launch tower, disconnect the cylinder, and replace the cap' ), [(top.WaitFor(60e6), top.Transition('main', '4'))], 'PRIMARY'), top.ProcedureStep('4', top.MiscAction('Proceed with teardown'), [], 'OPS') ]) ]) assert suite == expected_suite
def test_parse_combined_conditions(): proclang = ''' main: 1. PRIMARY: set s to v 2. PRIMARY: [p1 < 100 or 500s and p2 < 200] set s to v ''' suite = top.proclang.parse(proclang) comp_or = top.Or([ top.Less('p1', 100), top.And([top.WaitFor(1e6 * 500), top.Less('p2', 200)]) ]) expected_suite = top.ProcedureSuite([ top.Procedure('main', [ top.ProcedureStep('1', top.StateChangeAction('s', 'v'), [ (comp_or, top.Transition('main', '2')) ], 'PRIMARY'), top.ProcedureStep('2', top.StateChangeAction('s', 'v'), [], 'PRIMARY') ]) ]) assert suite == expected_suite
def test_waitfor_latex_export(): suite = top.ProcedureSuite([ top.Procedure('main', [ top.ProcedureStep( '1', top.StateChangeAction('injector_valve', 'open'), [(top.And([ top.WaitFor(10e6), top.Or( [top.Less('p1', 400.0), top.GreaterEqual('p2', 17.0)]) ]), top.Transition('main', '2'))], 'PRIMARY'), top.ProcedureStep('2', top.StateChangeAction( 'vent_valve', 'closed'), [], 'PRIMARY') ]) ]) export = suite.export(top.ExportFormat.Latex) expected_export = textwrap.dedent(r''' \subsection{main} \begin{checklist} \item \PRIMARY{} Open injector\_valve \item Wait 10 seconds and p1 is less than 400psi or p2 is greater than or equal to 17psi \item \PRIMARY{} Close vent\_valve \end{checklist}''') assert export == expected_export
def test_procedure_duplicate_id_errors(): s1 = top.ProcedureStep('s1', None, [], 'PRIMARY') s2 = top.ProcedureStep('s2', None, [], 'PRIMARY') s3 = top.ProcedureStep('s1', None, [], 'PRIMARY') with pytest.raises(ValueError): top.Procedure('p1', [s1, s2, s3])
def procedure(self, data): """ Process `procedure` nodes in the parse tree. `data` is a list of the form [name, step0, step1, ...], where `name` is a string indicating the procedure ID and each `stepN` is a step_info dict generated by handling a `step` node. """ name = data[0] steps = [] # We optionally annotate each step with its entry condition (the # optional [p1 < 100] or [500s] before the step), and the # preceding step needs that information for its condition set. # In order to get that, we iterate over the steps in reverse # order and keep track of the most recently processed step, which # is the "successor" of the next step we will process. successor = None for step_info in data[-1:0:-1]: conditions = copy.deepcopy(step_info['conditions_out']) if successor is not None: conditions.append((successor['condition_in'], top.Transition(name, successor['id']))) successor = step_info new_step = top.ProcedureStep(step_info['id'], step_info['action'], conditions, step_info['personnel']) steps.insert(0, new_step) return top.Procedure(name, steps)
def test_procedure_builds_steps(): s1 = top.ProcedureStep('s1', None, [], 'PRIMARY') s2 = top.ProcedureStep('s2', None, [], 'PRIMARY') s3 = top.ProcedureStep('s3', None, [], 'PRIMARY') proc = top.Procedure('p1', [s1, s2, s3]) assert proc.steps == {'s1': s1, 's2': s2, 's3': s3}
def test_procedure_step_list(): s1 = top.ProcedureStep('s1', None, [], 'PRIMARY') s2 = top.ProcedureStep('s2', None, [], 'PRIMARY') s3 = top.ProcedureStep('s3', None, [], 'PRIMARY') proc = top.Procedure('p1', [s1, s2, s3]) assert proc.step_list == [s1, s2, s3]
def test_parse_steps_with_complex_comparisons(): proclang = ''' main: 1. PRIMARY: set injector_valve to open 2. PRIMARY: [p1 < 100 and p2 > 200] set vent_valve to closed 3. SECONDARY: [p1 > 100 or p2 < 200] set vent_valve to open 4. SECONDARY: [(p1 <= 100)] set vent_valve to closed 5. OPS: [p1 < 100 or p2 > 200 and p3 < 100] set vent_valve to open 6. OPS: [p1 < 100 and p2 > 200 or p3 < 100] set vent_valve to open 7. OPS: [(p1 < 100 or p2 > 200) and p3 < 100] set vent_valve to closed ''' suite = top.proclang.parse(proclang) comp_and = top.And([top.Less('p1', 100), top.Greater('p2', 200)]) comp_or = top.Or([top.Greater('p1', 100), top.Less('p2', 200)]) comp_and_or_1 = top.Or([ top.Less('p1', 100), top.And([top.Greater('p2', 200), top.Less('p3', 100)]) ]) comp_and_or_2 = top.Or([ top.And([top.Less('p1', 100), top.Greater('p2', 200)]), top.Less('p3', 100) ]) comp_and_or_3 = top.And([ top.Or([top.Less('p1', 100), top.Greater('p2', 200)]), top.Less('p3', 100) ]) expected_suite = top.ProcedureSuite([ top.Procedure('main', [ top.ProcedureStep( '1', top.StateChangeAction('injector_valve', 'open'), [(comp_and, top.Transition('main', '2'))], 'PRIMARY'), top.ProcedureStep( '2', top.StateChangeAction('vent_valve', 'closed'), [(comp_or, top.Transition('main', '3'))], 'PRIMARY'), top.ProcedureStep('3', top.StateChangeAction( 'vent_valve', 'open'), [(top.LessEqual( 'p1', 100), top.Transition('main', '4'))], 'SECONDARY'), top.ProcedureStep( '4', top.StateChangeAction('vent_valve', 'closed'), [(comp_and_or_1, top.Transition('main', '5'))], 'SECONDARY'), top.ProcedureStep('5', top.StateChangeAction('vent_valve', 'open'), [(comp_and_or_2, top.Transition('main', '6'))], 'OPS'), top.ProcedureStep('6', top.StateChangeAction('vent_valve', 'open'), [(comp_and_or_3, top.Transition('main', '7'))], 'OPS'), top.ProcedureStep('7', top.StateChangeAction( 'vent_valve', 'closed'), [], 'OPS') ]) ]) assert suite == expected_suite
def test_procedure_suite_invalid_starting_procedure_errors(): s1 = top.ProcedureStep('s1', None, [], 'PRIMARY') s2 = top.ProcedureStep('s2', None, [], 'PRIMARY') s3 = top.ProcedureStep('s3', None, [], 'PRIMARY') p1 = top.Procedure('p1', [s1, s2, s3]) with pytest.raises(Exception): top.ProcedureSuite([p1], 'p2')
def test_procedure_equality_different_type(): s1 = top.ProcedureStep('s1', None, [], 'PRIMARY') s2 = top.ProcedureStep('s2', None, [], 'PRIMARY') s3 = top.ProcedureStep('s3', None, [], 'PRIMARY') proc_1 = top.Procedure('p1', [s1, s2, s3]) assert proc_1 != 'proc_1' assert proc_1 != 10 assert proc_1 is not None
def test_procedure_index_of(): s1 = top.ProcedureStep('s1', None, [], 'PRIMARY') s2 = top.ProcedureStep('s2', None, [], 'PRIMARY') s3 = top.ProcedureStep('s3', None, [], 'PRIMARY') proc = top.Procedure('p1', [s1, s2, s3]) assert proc.index_of('s1') == 0 assert proc.index_of('s2') == 1 assert proc.index_of('s3') == 2
def test_time_stop(): plumb_b = PlumbingBridge() plumb_b.step_size = 0.1e6 control_b = ControlsBridge(plumb_b) proc_b = ProceduresBridge(plumb_b, control_b) procedure = top.Procedure('main', [ top.ProcedureStep('1', top.StateChangeAction('injector_valve', 'open'), [(top.WaitFor(0.1e6), top.Transition('main', '2'))], 'PRIMARY'), top.ProcedureStep('2', top.MiscAction('Approach the launch tower'), [], 'SECONDARY') ]) proc_b.load_suite(top.ProcedureSuite([procedure])) plumb_eng = make_plumbing_engine() plumb_b.load_engine(plumb_eng) proc_eng = proc_b._proc_eng proc_b.procStepForward() # execute step 1 assert not proc_eng.ready_to_proceed() # Time hasn't advanced yet, so pressures should be the same assert plumb_eng.current_pressures('A') == 100 assert plumb_eng.current_pressures('B') == 0 plumb_b.timeStepForward() # time == 0.1s assert proc_eng.ready_to_proceed() # Valve is open, so pressures should start dropping assert plumb_eng.current_pressures('A') < 100 assert plumb_eng.current_pressures('B') > 0 proc_b.procStop() plumb_b.timeStop() # Everything should now be as it started assert proc_eng.current_step.step_id == '1' assert plumb_eng.current_state('injector_valve') == 'closed' assert plumb_eng.current_pressures('A') == 100 assert plumb_eng.current_pressures('B') == 0 proc_b.procStepForward() # execute step 1 assert not proc_eng.ready_to_proceed() # Time hasn't advanced yet, so pressures should be the same assert plumb_eng.current_pressures('A') == 100 assert plumb_eng.current_pressures('B') == 0 plumb_b.timeStepForward() # time == 0.1s assert proc_eng.ready_to_proceed() # Valve is open, so pressures should start dropping assert plumb_eng.current_pressures('A') < 100 assert plumb_eng.current_pressures('B') > 0