feat: 完善 SCDM-first 参数化编辑交付版

scripts/verify_relation_formula_rules.py

@@ -10,6 +10,8 @@ if str(PROJECT_ROOT) not in sys.path:
 
 from step_editor.relation_formulas import (  # noqa: E402
     RelationFormulaError,
+    Vector3,
+    evaluate_relation_formula,
     parse_relation_formula,
     validate_relation_formula_graph,
 )
@@ -34,10 +36,33 @@ def _assert_fails(texts: list[str], expected_fragment: str) -> None:
     raise AssertionError(f"expected relation formulas to fail: {texts!r}")
 
 
+def _assert_value(text: str, expected: object, values: dict[str, object] | None = None) -> None:
+    formula = parse_relation_formula(text)
+    values = dict(values or {})
+    value = evaluate_relation_formula(formula, lambda ref: values[ref.token])
+    if isinstance(value, Vector3):
+        actual = tuple(value.values)
+        expected_tuple = tuple(expected)  # type: ignore[arg-type]
+        if len(actual) != len(expected_tuple) or any(abs(float(left) - float(right)) > 1.0e-12 for left, right in zip(actual, expected_tuple)):
+            raise AssertionError(f"expected {expected_tuple!r}, got {actual!r} for {text!r}")
+        return
+    if abs(float(value) - float(expected)) > 1.0e-12:
+        raise AssertionError(f"expected {expected!r}, got {value!r} for {text!r}")
+
+
 def main() -> int:
     _assert_ok(["Face87.直径 = Face87.半径 + 0.1"])
     _assert_ok(["Face87.位置 = Face85.位置 + (0, 0, -3.5)"])
     _assert_ok(["Face85.直径 = Face87.半径", "Face11.直径 = Face85.半径"])
+    _assert_ok(["Face87.直径 = 10mm"])
+    _assert_ok(["Face87.直径 = 1 cm + 2mm"])
+    _assert_value("Face87.直径 = 1cm + 2毫米", 12.0)
+    _assert_value("Face87.直径 = .5m / 10", 50.0)
+    _assert_value(
+        "Face87.位置 = Face85.位置 + (0mm, 1cm, -0.002m)",
+        (1.0, 12.0, 1.0),
+        {"Face85.位置": (1.0, 2.0, 3.0)},
+    )
 
     _assert_fails(["Face87.直径 = Face87.直径 + 0.1"], "不能引用自身")
     _assert_fails(["Face85.直径 = Face87.半径", "Face85.直径 = Face11.半径"], "同一目标参数")