From b4d5366a562d62b0d8a0c5b326c99c28cc8ea804 Mon Sep 17 00:00:00 2001
From: Marco Gorelli <33491632+MarcoGorelli@users.noreply.github.com>
Date: Mon, 20 Jan 2025 00:42:00 +0400
Subject: [PATCH] compat

---
 tests/expr_and_series/concat_str_test.py | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/tests/expr_and_series/concat_str_test.py b/tests/expr_and_series/concat_str_test.py
index 8ae2d817d..e5273aada 100644
--- a/tests/expr_and_series/concat_str_test.py
+++ b/tests/expr_and_series/concat_str_test.py
@@ -3,6 +3,7 @@
 import pytest
 
 import narwhals.stable.v1 as nw
+from tests.utils import POLARS_VERSION
 from tests.utils import Constructor
 from tests.utils import assert_equal_data
 
@@ -21,8 +22,15 @@
     ],
 )
 def test_concat_str(
-    constructor: Constructor, *, ignore_nulls: bool, expected: list[str]
+    constructor: Constructor,
+    *,
+    ignore_nulls: bool,
+    expected: list[str],
+    request: pytest.FixtureRequest,
 ) -> None:
+    if "polars" in str(constructor) and POLARS_VERSION < (1, 0, 0):
+        # nth only available after 1.0
+        request.applymarker(pytest.mark.xfail)
     df = nw.from_native(constructor(data))
     result = (
         df.select(