test(api): cover error response models

Author: Sakeeb91

tests/unit/test_api_models.py

@@ -0,0 +1,22 @@
+"""
+Unit tests for API models.
+"""
+
+from app.api_models import ErrorDetail, ErrorResponse
+
+
+def test_error_detail_defaults() -> None:
+    """Ensure ErrorDetail carries code/message/details."""
+    detail = ErrorDetail(code="TEST", message="msg", details={"foo": "bar"})
+    assert detail.code == "TEST"
+    assert detail.message == "msg"
+    assert detail.details == {"foo": "bar"}
+
+
+def test_error_response_wrapper() -> None:
+    """Ensure ErrorResponse wraps ErrorDetail."""
+    detail = ErrorDetail(code="X", message="oops")
+    resp = ErrorResponse(error=detail)
+    assert resp.error.code == "X"
+    assert resp.model_dump()["error"]["message"] == "oops"
+