校验test_mql机械观测量

tests/test_test_mql_mechanical.py

@@ -92,6 +92,45 @@ class TestMqlMechanicalAssemblyTests(unittest.TestCase):
         self.assertEqual(node.sum_mode, 1)
         self.assertIn("dynamic_mechanical_node_alternative_2", self.assembly.aliases)
 
+
+    def test_all_piston_geometry_observables_match_amesim_final_sample(self) -> None:
+        for alias, piston in self.assembly.pistons.items():
+            with self.subTest(alias=alias):
+                geometry = piston.geometry()
+                x4 = self.amesim_results.series(f"x4@{alias}")[-1]
+                x5 = self.amesim_results.series(f"x5@{alias}")[-1]
+                v4 = self.amesim_results.series(f"v4@{alias}")[-1]
+                v5 = self.amesim_results.series(f"v5@{alias}")[-1]
+
+                self.assertAlmostEqual(
+                    geometry.chamber_length_mm(x4, x5),
+                    self.amesim_results.series(f"length@{alias}")[-1],
+                )
+                self.assertAlmostEqual(
+                    geometry.chamber_volume_cm3(x4, x5),
+                    self.amesim_results.series(f"vol1@{alias}")[-1],
+                    delta=1.0e-6,
+                )
+                self.assertAlmostEqual(
+                    geometry.chamber_volume_rate_l_min(v4, v5),
+                    self.amesim_results.series(f"vvol1@{alias}")[-1],
+                    delta=1.0e-8,
+                )
+
+    def test_all_elastic_endstop_forces_match_amesim_final_sample(self) -> None:
+        for endstop_alias, endstop_spec in self.assembly.elastic_endstops.items():
+            piston_alias = endstop_alias.replace("elasticendstop", "pn_brp2")
+            with self.subTest(alias=endstop_alias):
+                endstop = endstop_spec.endstop()
+                gap_mm = self.amesim_results.series(f"gap@{endstop_alias}")[-1]
+                penetration_velocity_m_s = self.amesim_results.series(f"v5@{piston_alias}")[-1]
+
+                self.assertAlmostEqual(
+                    endstop.contact_force(gap_mm, penetration_velocity_m_s),
+                    self.amesim_results.series(f"f1@{endstop_alias}")[-1],
+                    delta=1.0e-3,
+                )
+
     def test_unit_helpers(self) -> None:
         self.assertAlmostEqual(mm_to_m(20.0), 0.02)
         self.assertAlmostEqual(n_per_mm_to_n_per_m(1.0e6), 1.0e9)