接入test_mql真实固定气室拓扑

tests/test_test_mql_chamber_segment.py

@@ -0,0 +1,92 @@
+from __future__ import annotations
+
+import unittest
+
+from PythonModels.core.solver import SolveIVPConfig
+from PythonModels.systems.test_mql import TestMqlSystem
+
+
+class TestMqlPneumaticChamberSegmentTests(unittest.TestCase):
+    def setUp(self) -> None:
+        self.system = TestMqlSystem()
+        self.discovery = self.system.discover_pneumatic_branch_topology()
+        self.spec = self.discovery.chamber_segment_specs[0]
+
+    def test_discovers_four_fixed_chamber_segments_from_real_topology(self) -> None:
+        self.assertEqual(len(self.discovery.chamber_segment_specs), 4)
+        self.assertEqual(self.spec.volume_alias, "pn_general_chamber")
+        self.assertEqual(self.spec.inlet_node_alias, "pn_node3_8")
+        self.assertEqual(self.spec.inlet_line_alias, "pneumatic_96")
+        self.assertEqual(self.spec.inlet_orifice_alias, "pn_orifice_18")
+        self.assertEqual(self.spec.volume_inlet_port, "port_2")
+        self.assertEqual(self.spec.outlet_orifice_alias, "pn_orifice_19")
+        self.assertEqual(self.spec.outlet_line_alias, "pneumatic_97")
+        self.assertEqual(self.spec.outlet_node_alias, "pn_node3_9")
+        self.assertEqual(self.spec.source, "amesim-cir-topology")
+
+    def test_segment_closure_writes_real_amesim_port_directions(self) -> None:
+        closure = self.system.pneumatic_chamber_segment_closure_from_spec(
+            self.spec,
+            inlet_pressure_pa=16.0e6,
+            outlet_pressure_pa=1.0e6,
+        )
+
+        snapshot = closure.snapshot()
+        rhs = closure.rhs(closure.initial_state_vector())
+
+        self.assertGreater(snapshot.inlet_flow, 0.0)
+        self.assertGreater(snapshot.outlet_flow, 0.0)
+        self.assertAlmostEqual(
+            closure.components.volume.port_b.m_flow,
+            snapshot.inlet_flow,
+        )
+        self.assertAlmostEqual(
+            closure.components.volume.port_a.m_flow,
+            -snapshot.outlet_flow,
+        )
+        self.assertAlmostEqual(
+            closure.components.inlet_orifice.port_b.m_flow,
+            snapshot.inlet_flow,
+        )
+        self.assertAlmostEqual(
+            closure.components.outlet_orifice.port_a.m_flow,
+            -snapshot.outlet_flow,
+        )
+        self.assertEqual(len(rhs), 2)
+        self.assertAlmostEqual(rhs[0], snapshot.inlet_flow - snapshot.outlet_flow)
+
+    def test_segment_closure_handles_reverse_boundary_pressures(self) -> None:
+        closure = self.system.pneumatic_chamber_segment_closure_from_spec(
+            self.spec,
+            inlet_pressure_pa=1.0e6,
+            outlet_pressure_pa=16.0e6,
+        )
+
+        snapshot = closure.snapshot()
+        rhs = closure.rhs(closure.initial_state_vector())
+
+        self.assertLess(snapshot.inlet_flow, 0.0)
+        self.assertLess(snapshot.outlet_flow, 0.0)
+        self.assertAlmostEqual(rhs[0], snapshot.inlet_flow - snapshot.outlet_flow)
+
+    def test_simulates_topology_derived_segment_with_prescribed_boundaries(self) -> None:
+        solution = self.system.simulate_pneumatic_chamber_segment_from_spec(
+            self.spec,
+            inlet_pressure_pa=16.0e6,
+            outlet_pressure_pa=14.0e6,
+            config=SolveIVPConfig(
+                t_start=0.0,
+                t_stop=1.0e-5,
+                max_step=1.0e-6,
+            ),
+            t_eval=[0.0, 5.0e-6, 1.0e-5],
+        )
+
+        self.assertTrue(solution.success)
+        self.assertEqual(len(solution.t), 3)
+        self.assertEqual(len(solution.y), 2)
+        self.assertEqual([len(row) for row in solution.y], [3, 3])
+
+
+if __name__ == "__main__":
+    unittest.main()