| import copy |
| import json |
| import os |
| import sys |
| import unittest |
| from pathlib import Path |
|
|
| sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), ".."))) |
|
|
| from run_eval import diagnose_failure |
| from src.solver_bridge import TrussSolver |
|
|
|
|
| class DiagnoseFailureSelfTest(unittest.TestCase): |
| @classmethod |
| def setUpClass(cls): |
| model_path = Path("data/raw_models/frame_010.json") |
| with model_path.open("r", encoding="utf-8") as f: |
| cls.gt_model = json.load(f) |
| cls.solver = TrussSolver("bin/framecalc.wasm") |
|
|
| def _run_case(self, mutate_fn): |
| candidate = copy.deepcopy(self.gt_model) |
| mutate_fn(candidate) |
| partial, msg = diagnose_failure(self.solver, candidate, self.gt_model) |
| return partial, msg |
|
|
| def test_supports_rotate_90_should_be_025(self): |
| def mutate(m): |
| |
| for s in m["supports"]: |
| s["angleDeg"] = (float(s.get("angleDeg", 0)) + 90.0) % 360.0 |
|
|
| partial, msg = self._run_case(mutate) |
| self.assertAlmostEqual(partial, 0.25) |
| self.assertIn("boundary conditions", msg.lower()) |
|
|
| def test_loads_double_should_be_075(self): |
| def mutate(m): |
| |
| for ld in m["loads"]: |
| kind = ld.get("kind") |
| if kind == "pointLoad" and "value" in ld: |
| ld["value"] = float(ld["value"]) * 2 |
| elif kind == "distributedLoad": |
| if "wStart" in ld: |
| ld["wStart"] = float(ld["wStart"]) * 2 |
| if "wEnd" in ld: |
| ld["wEnd"] = float(ld["wEnd"]) * 2 |
| elif kind == "bendingMoment" and "value" in ld: |
| ld["value"] = float(ld["value"]) * 2 |
|
|
| partial, msg = self._run_case(mutate) |
| self.assertAlmostEqual(partial, 0.75) |
| self.assertIn("loads are incorrect", msg.lower()) |
|
|
|
|
| if __name__ == "__main__": |
| unittest.main(verbosity=2) |
|
|
