整合求解器活动监控与步长回归证据
同步远端 PNL0003 诊断和大采样网格能力，语义合并活动感知的 60 秒真停滞判定与旧后端 15 分钟兼容兜底。 纳管热路径优化、15 单元运行证据、浏览器与 API 报告，并补充北京时间更新日志和遗留问题。
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@@ -5,24 +5,73 @@ import unittest
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from unittest.mock import patch
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from app.main import compile_reactflow_network
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from app.simulation.components.amesim.flow.orifices import (
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AmesimPnvo001SignalOpening,
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)
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from app.simulation.components.amesim.flow.pipes import AmesimPnl0001
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from app.simulation.registry import ComponentModelSpec, get_component_model_spec
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from app.simulation.solvers.algebraic import (
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CAUSAL_COORDINATE_KERNEL_ENVIRONMENT_VARIABLE,
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CAUSAL_DIRECT_EQUATION_READERS_ENVIRONMENT_VARIABLE,
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CAUSAL_DIRECT_SUM_ASSIGNMENTS_ENVIRONMENT_VARIABLE,
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CAUSAL_EXECUTOR_V2_ENVIRONMENT_VARIABLE,
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CAUSAL_FAST_PATH_ENVIRONMENT_VARIABLE,
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PressureFlowSolver,
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)
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from app.simulation.systems.generic import GenericFluidSystem
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from tests.test_amesim_mechanical_xml import zero_force_mass_project
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from tests.test_amesim_pnl0001_xml import amesim_pnl0001_project
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from tests.test_amesim_pnvo001_signal_xml import (
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high_pressure_helium_step_project,
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)
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from tests.test_generic_system_xml_simulation import chain_project
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class _UntrustedPnvo001(AmesimPnvo001SignalOpening):
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# A module-name check alone would incorrectly trust this changed subclass.
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__module__ = AmesimPnvo001SignalOpening.__module__
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pressure_flow_callback_count = 0
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def pressure_flow_equation_values(self) -> tuple[float, ...]:
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self.pressure_flow_callback_count += 1
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return super().pressure_flow_equation_values()
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class _InheritedDirectReaderPnl0001(AmesimPnl0001):
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"""A changed concrete class that does not repeat the scalar promise."""
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class _NonfiniteDirectReaderPnl0001(AmesimPnl0001):
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__module__ = AmesimPnl0001.__module__
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def __init__(self, *args, **kwargs) -> None:
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super().__init__(*args, **kwargs)
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self.full_equation_evaluation_count = 0
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self.direct_equation_evaluation_count = 0
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def pressure_flow_equation_values(self) -> tuple[float, ...]:
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self.full_equation_evaluation_count += 1
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return super().pressure_flow_equation_values()
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def pressure_flow_equation_value_readers(self):
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def nonfinite_pressure_state_residual() -> float:
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self.direct_equation_evaluation_count += 1
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return float("nan")
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return {
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f"{self.name}:port_2_pressure_state": (
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nonfinite_pressure_state_residual
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),
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}
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def _system(
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project,
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*,
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executor_v2: bool | None = False,
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coordinate_kernel: bool | None = None,
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direct_sum_assignments: bool | None = None,
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direct_equation_readers: bool | None = None,
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) -> GenericFluidSystem:
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environment = {}
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if executor_v2 is not None:
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@@ -33,6 +82,14 @@ def _system(
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environment[CAUSAL_COORDINATE_KERNEL_ENVIRONMENT_VARIABLE] = (
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"1" if coordinate_kernel else "0"
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)
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if direct_sum_assignments is not None:
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environment[CAUSAL_DIRECT_SUM_ASSIGNMENTS_ENVIRONMENT_VARIABLE] = (
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"1" if direct_sum_assignments else "0"
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)
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if direct_equation_readers is not None:
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environment[CAUSAL_DIRECT_EQUATION_READERS_ENVIRONMENT_VARIABLE] = (
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"1" if direct_equation_readers else "0"
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)
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with patch.dict(
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os.environ,
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environment,
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@@ -44,10 +101,299 @@ def _system(
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CAUSAL_COORDINATE_KERNEL_ENVIRONMENT_VARIABLE,
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None,
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)
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if direct_sum_assignments is None:
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os.environ.pop(
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CAUSAL_DIRECT_SUM_ASSIGNMENTS_ENVIRONMENT_VARIABLE,
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None,
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)
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if direct_equation_readers is None:
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os.environ.pop(
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CAUSAL_DIRECT_EQUATION_READERS_ENVIRONMENT_VARIABLE,
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None,
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)
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return GenericFluidSystem(compile_reactflow_network(project))
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def _system_with_pnl0001_class(component_class, **options) -> GenericFluidSystem:
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original_spec = get_component_model_spec("amesim_pnl0001")
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custom_spec = ComponentModelSpec(
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component_class=component_class,
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library=original_spec.library,
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)
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def custom_spec_lookup(model_type: str):
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if model_type == "amesim_pnl0001":
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return custom_spec
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return get_component_model_spec(model_type)
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with patch(
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"app.simulation.registry.get_component_model_spec",
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side_effect=custom_spec_lookup,
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):
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return _system(amesim_pnl0001_project(), **options)
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class PressureFlowCausalExecutionTests(unittest.TestCase):
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def test_direct_equation_reader_is_default_on_and_bitwise_optional(
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self,
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) -> None:
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direct = _system(
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amesim_pnl0001_project(),
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executor_v2=True,
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direct_equation_readers=True,
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)
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callback = _system(
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amesim_pnl0001_project(),
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executor_v2=True,
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direct_equation_readers=False,
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)
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direct_state = direct.initial_state_vector()
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callback_state = callback.initial_state_vector()
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for time in (0.0, 0.001):
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self.assertEqual(
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direct.rhs(time, direct_state),
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callback.rhs(time, callback_state),
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)
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self.assertEqual(
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tuple(
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unknown.read()
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for unknown in direct.pressure_flow_solver.unknowns
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),
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tuple(
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unknown.read()
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for unknown in callback.pressure_flow_solver.unknowns
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),
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)
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direct_diagnostics = (
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direct.pressure_flow_solver.causal_execution_diagnostics()
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)
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callback_diagnostics = (
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callback.pressure_flow_solver.causal_execution_diagnostics()
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)
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self.assertTrue(direct_diagnostics["directEquationReadersConfigured"])
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self.assertEqual(direct_diagnostics["directEffortAnchorCount"], 1)
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self.assertFalse(
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callback_diagnostics["directEquationReadersConfigured"]
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)
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self.assertEqual(callback_diagnostics["directEffortAnchorCount"], 0)
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def test_inherited_direct_equation_reader_does_not_opt_in_subclass(
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self,
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) -> None:
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system = _system_with_pnl0001_class(
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_InheritedDirectReaderPnl0001,
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direct_equation_readers=True,
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)
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pipe = system.network.components["pnl_1"]
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solver = system.pressure_flow_solver
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self.assertIsInstance(pipe, _InheritedDirectReaderPnl0001)
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self.assertEqual(
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solver.causal_execution_diagnostics()["directEffortAnchorCount"],
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0,
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)
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anchor = next(
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anchor
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for group in solver._effort_groups["p"]
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for anchor in group.anchors
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if anchor.equation_id == "pnl_1:port_2_pressure_state"
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)
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self.assertIsNone(anchor.causal_evaluate)
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def test_nonfinite_direct_effort_reader_uses_authoritative_fallback(
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self,
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) -> None:
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system = _system_with_pnl0001_class(
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_NonfiniteDirectReaderPnl0001,
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executor_v2=True,
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direct_equation_readers=True,
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)
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pipe = system.network.components["pnl_1"]
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solver = system.pressure_flow_solver
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self.assertIsInstance(pipe, _NonfiniteDirectReaderPnl0001)
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self.assertEqual(
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solver.causal_execution_diagnostics()["directEffortAnchorCount"],
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1,
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)
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derivative = system.rhs(0.0, system.initial_state_vector())
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self.assertTrue(all(value == value for value in derivative))
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diagnostics = solver.causal_execution_diagnostics()
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self.assertFalse(diagnostics["enabled"])
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self.assertEqual(
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diagnostics["disabledReason"],
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"nonFiniteCausalEffortAnchor",
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)
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self.assertGreaterEqual(diagnostics["legacyFallbackCount"], 1)
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self.assertGreater(pipe.direct_equation_evaluation_count, 0)
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self.assertGreater(pipe.full_equation_evaluation_count, 0)
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pipe.direct_equation_evaluation_count = 0
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pipe.full_equation_evaluation_count = 0
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solver.propagate_equal_efforts(("p",))
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self.assertEqual(pipe.direct_equation_evaluation_count, 0)
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self.assertEqual(pipe.full_equation_evaluation_count, 1)
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def test_direct_sum_keeps_same_module_subclass_on_callback_plan(self) -> None:
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original_spec = get_component_model_spec("amesim_pnvo001")
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custom_spec = ComponentModelSpec(
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component_class=_UntrustedPnvo001,
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library=original_spec.library,
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)
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def custom_spec_lookup(model_type: str):
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if model_type == "amesim_pnvo001":
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return custom_spec
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return get_component_model_spec(model_type)
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with patch(
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"app.simulation.registry.get_component_model_spec",
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side_effect=custom_spec_lookup,
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):
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system = _system(
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high_pressure_helium_step_project(),
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direct_sum_assignments=True,
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)
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solver = system.pressure_flow_solver
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valve = system.network.components["valve_1"]
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self.assertIsInstance(valve, _UntrustedPnvo001)
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assignment = next(
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assignment
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for stage in solver._explicit_flow_plan
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for assignment in stage.assignments
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if assignment.equation_id == "valve_1:mass_flow_balance"
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)
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self.assertIsNone(assignment.evaluate)
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self.assertIs(assignment.component, valve)
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self.assertEqual(
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solver.causal_execution_diagnostics()[
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"directSumFlowAssignmentCount"
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],
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0,
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)
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valve.pressure_flow_callback_count = 0
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system.rhs(0.041, system.initial_state_vector())
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self.assertGreater(valve.pressure_flow_callback_count, 0)
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def test_direct_sum_assignments_match_disabled_path_bitwise(self) -> None:
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direct = _system(
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high_pressure_helium_step_project(),
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direct_sum_assignments=True,
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)
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callback = _system(
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high_pressure_helium_step_project(),
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direct_sum_assignments=False,
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)
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direct_state = direct.initial_state_vector()
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callback_state = callback.initial_state_vector()
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for time in (0.0, 0.041, 0.8):
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self.assertEqual(
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direct.rhs(time, direct_state),
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callback.rhs(time, callback_state),
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)
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self.assertEqual(
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tuple(
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unknown.read()
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for unknown in direct.pressure_flow_solver.unknowns
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),
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tuple(
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unknown.read()
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for unknown in callback.pressure_flow_solver.unknowns
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),
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)
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direct_diagnostics = (
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direct.pressure_flow_solver.causal_execution_diagnostics()
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)
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callback_diagnostics = (
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callback.pressure_flow_solver.causal_execution_diagnostics()
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)
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self.assertTrue(
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direct_diagnostics["directSumAssignmentsConfigured"]
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)
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self.assertFalse(
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callback_diagnostics["directSumAssignmentsConfigured"]
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)
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self.assertGreater(
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direct_diagnostics["directSumFlowAssignmentCount"],
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0,
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)
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self.assertEqual(
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callback_diagnostics["directSumFlowAssignmentCount"],
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0,
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)
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self.assertEqual(
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direct_diagnostics["compiledFlowAssignmentCount"],
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callback_diagnostics["compiledFlowAssignmentCount"],
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)
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self.assertLess(
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direct_diagnostics["directSumFlowAssignmentCount"],
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direct_diagnostics["compiledFlowAssignmentCount"],
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)
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for key in (
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"fastSolveCount",
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"fullResidualAuditCount",
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"auditFailureCount",
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"legacyFallbackCount",
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):
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self.assertEqual(direct_diagnostics[key], callback_diagnostics[key])
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self.assertGreater(direct_diagnostics["fastSolveCount"], 0)
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self.assertEqual(direct_diagnostics["auditFailureCount"], 0)
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self.assertEqual(direct_diagnostics["legacyFallbackCount"], 0)
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def test_direct_sum_reader_rejection_uses_safe_component_fallback(
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self,
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) -> None:
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callback = _system(
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high_pressure_helium_step_project(),
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direct_sum_assignments=False,
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)
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with patch.object(
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PressureFlowSolver,
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"_sum_to_zero_flow_target_reader",
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side_effect=ValueError("synthetic unsupported sum"),
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):
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fallback = _system(
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high_pressure_helium_step_project(),
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direct_sum_assignments=True,
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)
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callback_state = callback.initial_state_vector()
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fallback_state = fallback.initial_state_vector()
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for time in (0.0, 0.041, 0.8):
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self.assertEqual(
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fallback.rhs(time, fallback_state),
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callback.rhs(time, callback_state),
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)
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self.assertEqual(
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tuple(
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unknown.read()
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for unknown in fallback.pressure_flow_solver.unknowns
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),
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tuple(
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unknown.read()
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for unknown in callback.pressure_flow_solver.unknowns
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),
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)
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diagnostics = (
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fallback.pressure_flow_solver.causal_execution_diagnostics()
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)
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self.assertTrue(diagnostics["directSumAssignmentsConfigured"])
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self.assertEqual(diagnostics["directSumFlowAssignmentCount"], 0)
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self.assertTrue(diagnostics["eligible"])
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self.assertTrue(diagnostics["enabled"])
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self.assertGreater(diagnostics["fastSolveCount"], 0)
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self.assertEqual(diagnostics["auditFailureCount"], 0)
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self.assertEqual(diagnostics["legacyFallbackCount"], 0)
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def test_compiled_v2_is_enabled_by_default_and_can_be_disabled(self) -> None:
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default = _system(zero_force_mass_project(), executor_v2=None)
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disabled = _system(zero_force_mass_project(), executor_v2=False)
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