fix test

Author: jorisvandenbossche

pandas/tests/io/test_parquet.py

@@ -683,7 +683,11 @@ def test_parquet_read_from_url(self, httpserver, datapath, df_compat, engine):
         with open(datapath("io", "data", "parquet", "simple.parquet"), mode="rb") as f:
             httpserver.serve_content(content=f.read())
             df = read_parquet(httpserver.url, engine=engine)
-        tm.assert_frame_equal(df, df_compat)
+
+        expected = df_compat
+        if pa_version_under19p0:
+            expected.columns = expected.columns.astype(object)
+        tm.assert_frame_equal(df, expected)
 
 
 class TestParquetPyArrow(Base):