feat(skill-learning): extend eval report payload

app-instance/backend/tests/unit/test_skill_learning_eval_report_model.py

@@ -0,0 +1,61 @@
+from __future__ import annotations
+
+from beaver.memory.skills import SkillDraftEvalReport
+
+
+def test_eval_report_defaults_preserve_legacy_payload_shape() -> None:
+    report = SkillDraftEvalReport(
+        report_id="eval-1",
+        skill_name="debug",
+        draft_id="draft-1",
+        candidate_id="candidate-1",
+        passed=True,
+        baseline_score_avg=0.5,
+        candidate_score_avg=0.8,
+        score_delta=0.3,
+        regression_count=0,
+        improved_count=2,
+        unchanged_count=0,
+        cases=[{"run_id": "run-1"}],
+        status="completed",
+        created_at="now",
+    )
+
+    payload = report.to_dict()
+
+    assert payload["eval_version"] == "heuristic-v1"
+    assert payload["mode"] == "heuristic"
+    assert payload["execution_coverage"] == 0.0
+    assert payload["surrogate_coverage"] == 0.0
+    assert payload["blocked_coverage"] == 0.0
+    assert payload["confidence"] == "low"
+    assert payload["case_reports"] == []
+    assert payload["tool_mode_summary"] == {}
+    assert payload["preservation_report"] is None
+    assert payload["cases"] == [{"run_id": "run-1"}]
+
+
+def test_eval_report_reads_legacy_payload_without_replay_fields() -> None:
+    report = SkillDraftEvalReport.from_dict(
+        {
+            "report_id": "eval-legacy",
+            "skill_name": "debug",
+            "draft_id": "draft-1",
+            "candidate_id": "candidate-1",
+            "passed": True,
+            "baseline_score_avg": 0.4,
+            "candidate_score_avg": 0.8,
+            "score_delta": 0.4,
+            "regression_count": 0,
+            "improved_count": 1,
+            "unchanged_count": 0,
+            "cases": [{"run_id": "run-1"}],
+            "status": "completed",
+            "created_at": "now",
+        }
+    )
+
+    assert report.eval_version == "heuristic-v1"
+    assert report.mode == "heuristic"
+    assert report.confidence == "low"
+    assert report.case_reports == []