Merge pull request #104 from zixuanguo786-ctrl/codex/preserve-fractional-hard-score

[codex] Preserve fractional rollout hard scores

tests/test_types.py

@@ -3,8 +3,7 @@ from __future__ import annotations
 
 import pytest
 
-from skillopt.types import Edit, Patch
-
+from skillopt.types import Edit, Patch, RolloutResult
 
 # ── Edit ────────────────────────────────────────────────────────────────────
 
@@ -247,3 +246,17 @@ class TestPatchEdgeCases:
         assert isinstance(p.edits[0], Edit)
         assert p.edits[0].op == "append"
         assert p.edits[0].content == "hello"
+
+
+# ── RolloutResult ────────────────────────────────────────────────────────────
+
+
+class TestRolloutResultRoundTrip:
+    """RolloutResult.to_dict() / RolloutResult.from_dict() round-trip."""
+
+    def test_preserves_fractional_hard_score(self) -> None:
+        """Hard can be a continuous reward and must not be truncated."""
+        result = RolloutResult.from_dict({"id": "episode-1", "hard": 0.75, "soft": 0.5})
+
+        assert result.hard == pytest.approx(0.75)
+        assert result.to_dict()["hard"] == pytest.approx(0.75)