优化压力流量求解并达到四路性能门槛

tests/test_pressure_flow_solver_initialization.py

@@ -219,6 +219,25 @@ class PressureFlowSolverInitializationTests(unittest.TestCase):
         self.assertAlmostEqual(high.port_b.m_flow, -valve.port_2.m_flow, places=10)
         self.assertAlmostEqual(low.port_a.m_flow, -valve.port_3.m_flow, places=10)
 
+    def test_compiled_plan_does_not_rebuild_equation_metadata_during_solve(self) -> None:
+        boundary = AmesimPnpl01("compiled_closed")
+        boundary.port_1.p = 100_000.0
+        boundary.port_1.m_flow = 1.0
+        network = SimulationNetwork("compiled-closed-boundary")
+        network.add_component(boundary)
+        solver = PressureFlowSolver(network)
+
+        with patch.object(
+            boundary,
+            "pressure_flow_equation_residuals",
+            side_effect=AssertionError("equation metadata rebuilt at runtime"),
+        ):
+            diagnostics = solver.solve()
+
+        self.assertTrue(diagnostics.success)
+        self.assertEqual(diagnostics.evaluations, 0)
+        self.assertEqual(boundary.port_1.m_flow, 0.0)
+
     @staticmethod
     def _closed_boundary_solver() -> PressureFlowSolver:
         boundary = AmesimPnpl01("closed")