relinking workflow

tests/test_web_api.py

@@ -371,3 +371,75 @@ def test_api_rejects_candidate_capability_feature_and_evidence(tmp_path):
         )
     finally:
         app.dependency_overrides.clear()
+
+
+def test_api_relinks_candidate_feature_and_evidence(tmp_path):
+    source = tmp_path / "repo"
+    source.mkdir()
+    (source / "README.md").write_text("# API Relink Leaves\n", encoding="utf-8")
+    (source / "requirements.txt").write_text("fastapi\n", encoding="utf-8")
+    (source / "tests").mkdir()
+    (source / "tests" / "test_status.py").write_text(
+        "def test_status(): pass\n",
+        encoding="utf-8",
+    )
+    (source / "app.py").write_text(
+        "from fastapi import FastAPI\n"
+        "app = FastAPI()\n"
+        '@app.get("/status")\n'
+        "def status():\n"
+        "    return {}\n",
+        encoding="utf-8",
+    )
+
+    def override_settings():
+        return Settings(
+            database_path=str(tmp_path / "api-relink.sqlite3"),
+            checkout_root=str(tmp_path / "api-relink-checkouts"),
+        )
+
+    app.dependency_overrides[get_settings] = override_settings
+    client = TestClient(app)
+    try:
+        repository_response = client.post(
+            "/repos",
+            json={"name": "API Relink Leaves", "url": str(source)},
+        )
+        repository_id = repository_response.json()["id"]
+        run_response = client.post(f"/repos/{repository_id}/analysis-runs", json={})
+        run_id = run_response.json()["analysis_run"]["id"]
+        graph_response = client.get(
+            f"/repos/{repository_id}/analysis-runs/{run_id}/candidate-graph"
+        )
+        capabilities = graph_response.json()["abilities"][0]["capabilities"]
+        source_capability = capabilities[0]
+        target_capability = capabilities[1]
+        feature_id = source_capability["features"][0]["id"]
+        evidence_id = source_capability["evidence"][0]["id"]
+
+        feature_response = client.post(
+            f"/repos/{repository_id}/analysis-runs/{run_id}"
+            f"/candidate-features/{feature_id}/relink",
+            json={
+                "target_capability_id": target_capability["id"],
+                "notes": "Move feature",
+            },
+        )
+        assert feature_response.status_code == 200
+        relinked_capabilities = feature_response.json()["abilities"][0]["capabilities"]
+        assert relinked_capabilities[0]["features"] == []
+        assert relinked_capabilities[1]["features"][0]["id"] == feature_id
+
+        evidence_response = client.post(
+            f"/repos/{repository_id}/analysis-runs/{run_id}"
+            f"/candidate-evidence/{evidence_id}/relink",
+            json={
+                "target_capability_id": target_capability["id"],
+                "notes": "Move evidence",
+            },
+        )
+        assert evidence_response.status_code == 200
+        relinked_capabilities = evidence_response.json()["abilities"][0]["capabilities"]
+        assert relinked_capabilities[1]["evidence"][0]["id"] == evidence_id
+    finally:
+        app.dependency_overrides.clear()