diff --git a/tests/unit-tests/gconstruct/test_remap_result.py b/tests/unit-tests/gconstruct/test_remap_result.py
index 84dc3a7da4..6d6c3f59af 100644
--- a/tests/unit-tests/gconstruct/test_remap_result.py
+++ b/tests/unit-tests/gconstruct/test_remap_result.py
@@ -351,6 +351,39 @@ def check_write_content(fname, col_names):
         csv_pred_data = np.array(csv_pred_data, dtype=np.float32)
         assert_almost_equal(data["pred"], csv_pred_data)
 
+    # without renaming columns
+    with tempfile.TemporaryDirectory() as tmpdirname:
+        file_prefix = os.path.join(tmpdirname, "test")
+        write_data_csv_file(data, file_prefix, col_name_map=None)
+        output_fname = f"{file_prefix}.csv"
+
+        check_write_content(output_fname, ["emb", "nid", "pred"])
+
+    # rename all column names
+    with tempfile.TemporaryDirectory() as tmpdirname:
+        col_name_map = {
+            "emb": "new_emb",
+            "nid": "new_nid",
+            "pred": "new_pred"
+        }
+        file_prefix = os.path.join(tmpdirname, "test")
+        write_data_csv_file(data, file_prefix, col_name_map=col_name_map)
+        output_fname = f"{file_prefix}.csv"
+
+        check_write_content(output_fname, ["new_emb", "new_nid", "new_pred"])
+
+    # rename part of column names
+    with tempfile.TemporaryDirectory() as tmpdirname:
+        col_name_map = {
+            "emb": "new_emb",
+            "nid": "new_nid",
+        }
+        file_prefix = os.path.join(tmpdirname, "test")
+        write_data_csv_file(data, file_prefix, col_name_map=col_name_map)
+        output_fname = f"{file_prefix}.csv"
+
+        check_write_content(output_fname, ["new_emb", "new_nid", "pred"])
+
 
 if __name__ == '__main__':
     test_write_data_csv_file()