diff --git a/input_validation_script/tests/data/valid_drift_report.json b/input_validation_script/tests/data/valid_drift_report.json
new file mode 100644
index 0000000..1b5e079
--- /dev/null
+++ b/input_validation_script/tests/data/valid_drift_report.json
@@ -0,0 +1,12 @@
+{
+  "policy_hash": "abc123def456",
+  "run_id": "run_20240513_001",
+  "pinned_flag": true,
+  "mischfenster_p95": 2.45,
+  "metrics": {
+    "accuracy": 0.987,
+    "precision": 0.975,
+    "recall": 0.982
+  },
+  "unknown_label": ""
+}
\ No newline at end of file