补充test_mql机械观测目录

tests/test_test_mql_mechanical_observations.py

@@ -0,0 +1,124 @@
+from __future__ import annotations
+
+import unittest
+from pathlib import Path
+
+from PythonModels.reporting.amesim_results import load_test_mql_amesim_results
+from PythonModels.reporting.test_mql_mechanical_observations import (
+    build_test_mql_mechanical_observation_catalog,
+)
+
+
+REPO_ROOT = Path(__file__).resolve().parents[1]
+TEST_MQL_AME = REPO_ROOT / "AmesimModels" / "test_mql.ame"
+
+
+class TestMqlMechanicalObservationCatalogTests(unittest.TestCase):
+    @classmethod
+    def setUpClass(cls) -> None:
+        cls.amesim_results = load_test_mql_amesim_results(TEST_MQL_AME)
+        cls.catalog = build_test_mql_mechanical_observation_catalog(cls.amesim_results)
+
+    def test_builds_expected_mechanical_observation_counts(self) -> None:
+        self.assertEqual(len(self.catalog.pistons), 8)
+        self.assertEqual(len(self.catalog.masses), 10)
+        self.assertEqual(len(self.catalog.elastic_endstops), 8)
+        self.assertEqual(self.catalog.binding_count, 26)
+
+    def test_piston_binding_exposes_amesim_data_paths(self) -> None:
+        binding = self.catalog.pistons["pn_brp2_8"]
+
+        self.assertEqual(binding.volume_path, "vol1@pn_brp2_8")
+        self.assertEqual(binding.volume_rate_path, "vvol1@pn_brp2_8")
+        self.assertEqual(binding.length_path, "length@pn_brp2_8")
+        self.assertEqual(binding.force_port_2_path, "f2@pn_brp2_8")
+        self.assertEqual(binding.force_port_3_path, "f3@pn_brp2_8")
+        self.assertEqual(binding.displacement_port_2_path, "x5@pn_brp2_8")
+        self.assertEqual(binding.velocity_port_2_path, "v5@pn_brp2_8")
+        self.assertEqual(binding.displacement_port_3_path, "x4@pn_brp2_8")
+        self.assertEqual(binding.velocity_port_3_path, "v4@pn_brp2_8")
+
+    def test_piston_observation_matches_amesim_final_sample(self) -> None:
+        observation = self.catalog.pistons["pn_brp2_8"].observation_at(
+            self.amesim_results,
+            -1,
+        )
+
+        self.assertAlmostEqual(observation.time, self.amesim_results.times[-1])
+        self.assertAlmostEqual(observation.chamber_volume_cm3, 34242.54636512914)
+        self.assertAlmostEqual(observation.chamber_volume_rate_l_min, 8.360141002531034e-07)
+        self.assertAlmostEqual(observation.chamber_length_mm, 1090.0013536465842)
+        self.assertAlmostEqual(observation.displacement_port_2_m, 0.3700013536465843)
+        self.assertAlmostEqual(observation.velocity_port_2_m_s, 4.435303434246023e-10)
+        self.assertAlmostEqual(observation.displacement_port_3_m, -0.72)
+        self.assertAlmostEqual(observation.velocity_port_3_m_s, 0.0)
+
+    def test_mass_binding_exposes_primary_and_reversed_duplicate_paths(self) -> None:
+        binding = self.catalog.masses["mass_friction_endstops_10"]
+
+        self.assertEqual(binding.displacement_path, "x1@mass_friction_endstops_10")
+        self.assertEqual(binding.velocity_path, "v1@mass_friction_endstops_10")
+        self.assertEqual(binding.acceleration_path, "acc1@mass_friction_endstops_10")
+        self.assertEqual(binding.displacement_duplicate_path, "x1dup@mass_friction_endstops_10")
+        self.assertEqual(binding.velocity_duplicate_path, "v1dup@mass_friction_endstops_10")
+        self.assertEqual(binding.acceleration_duplicate_path, "acc1dup@mass_friction_endstops_10")
+        self.assertEqual(binding.lower_contact_force_path, "Fmin@mass_friction_endstops_10")
+        self.assertEqual(binding.upper_contact_force_path, "Fmax@mass_friction_endstops_10")
+        self.assertEqual(binding.viscous_friction_force_path, "Fvisc@mass_friction_endstops_10")
+        self.assertEqual(binding.dry_friction_force_path, "Ffric@mass_friction_endstops_10")
+        self.assertEqual(binding.stick_flag_path, "stick@mass_friction_endstops_10")
+
+    def test_mass_observation_matches_amesim_final_sample(self) -> None:
+        observation = self.catalog.masses["mass_friction_endstops_10"].observation_at(
+            self.amesim_results,
+            -1,
+        )
+
+        self.assertAlmostEqual(observation.displacement_m, 0.3700013536465843)
+        self.assertAlmostEqual(observation.velocity_m_s, 4.435303434246023e-10)
+        self.assertAlmostEqual(observation.acceleration_m_s2, -3.5662378650158644e-07)
+        self.assertAlmostEqual(observation.lower_contact_force_n, 0.0)
+        self.assertAlmostEqual(observation.upper_contact_force_n, 0.0)
+        self.assertAlmostEqual(observation.viscous_friction_force_n, 0.0)
+        self.assertAlmostEqual(observation.dry_friction_force_n, 0.0)
+        self.assertAlmostEqual(observation.stick_flag, 0.0)
+
+    def test_mass_duplicate_series_are_sign_reversed(self) -> None:
+        for binding in self.catalog.masses.values():
+            with self.subTest(alias=binding.alias):
+                for primary_path, duplicate_path in (
+                    (binding.displacement_path, binding.displacement_duplicate_path),
+                    (binding.velocity_path, binding.velocity_duplicate_path),
+                    (binding.acceleration_path, binding.acceleration_duplicate_path),
+                ):
+                    primary = self.amesim_results.series(primary_path)
+                    duplicate = self.amesim_results.series(duplicate_path)
+                    self.assertLess(
+                        max(abs(a + b) for a, b in zip(primary, duplicate)),
+                        1.0e-12,
+                    )
+
+    def test_elastic_endstop_observation_matches_amesim_final_sample(self) -> None:
+        observation = self.catalog.elastic_endstops["elasticendstop_8"].observation_at(
+            self.amesim_results,
+            -1,
+        )
+
+        self.assertAlmostEqual(observation.force_n, 135409.0113969468)
+        self.assertAlmostEqual(observation.duplicate_force_n, 135409.0113969468)
+        self.assertAlmostEqual(observation.gap_mm, -0.0013536465842123313)
+        self.assertAlmostEqual(observation.stiffness_n_m, 100000000000.0)
+
+    def test_elastic_endstop_duplicate_force_matches_primary_series(self) -> None:
+        for binding in self.catalog.elastic_endstops.values():
+            force = self.amesim_results.series(binding.force_path)
+            duplicate = self.amesim_results.series(binding.duplicate_force_path)
+            with self.subTest(alias=binding.alias):
+                self.assertLess(
+                    max(abs(a - b) for a, b in zip(force, duplicate)),
+                    1.0e-9,
+                )
+
+
+if __name__ == "__main__":
+    unittest.main()