AnuragRaut08 commented on code in PR #51357:
URL: https://github.com/apache/arrow/pull/51357#discussion_r4053400564
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cpp/src/parquet/arrow/arrow_statistics_test.cc:
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@@ -160,6 +160,50 @@ INSTANTIATE_TEST_SUITE_P(
/*expected_min=*/"z",
/*expected_max=*/"z"}));
+TEST(StatisticsTest, FixedWidthLeafUnderListStructNullCount) {
+ // Null counts for fixed-width leaves under list<struct<...>>
+ // must include null and empty list entries from the repeated ancestor.
+ auto schema = ::arrow::schema({::arrow::field(
+ "col", ::arrow::list(::arrow::struct_(
+ {::arrow::field("s", ::arrow::utf8()),
+ ::arrow::field("i32", ::arrow::int32())})))});
+
+ auto table = Table::Make(
+ schema,
+ {ArrayFromJSON(
Review Comment:
Done. Switched the test to use `TableFromJSON` directly.
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