alamb commented on code in PR #18575:
URL: https://github.com/apache/datafusion/pull/18575#discussion_r2515718279
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datafusion/datasource-parquet/src/reader.rs:
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@@ -314,3 +334,56 @@ impl FileMetadata for CachedParquetMetaData {
HashMap::from([("page_index".to_owned(), page_index.to_string())])
}
}
+
+#[cfg(test)]
+mod tests {
+ use super::*;
+ use datafusion_execution::cache::cache_unit::DefaultFilesMetadataCache;
+ use object_store::{memory::InMemory, path::Path, ObjectMeta, ObjectStore};
+
+ #[tokio::test]
+ async fn cached_parquet_file_reader() {
Review Comment:
Instead of a test just to test new, how about changing the existing code to
call `new()` rather than constructing `CachedParquetFileReader` directly?
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