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ARROW-6687: [Rust] [DataFusion] Add regression tests for np.nan parquet file #5502

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ARROW-6687: [Rust] [DataFusion] Add regression tests for np.nan parquet file #5502

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2 changes: 1 addition & 1 deletion cpp/submodules/parquet-testing
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Submodule parquet-testing updated 8 files
+32 −1 data/README.md
+ − data/encrypt_columns_and_footer.parquet.encrypted
+ − data/encrypt_columns_and_footer_aad.parquet.encrypted
+ − data/encrypt_columns_and_footer_ctr.parquet.encrypted
+ − data/encrypt_columns_and_footer_disable_aad_storage.parquet.encrypted
+ − data/encrypt_columns_plaintext_footer.parquet.encrypted
+ − data/single_nan.parquet
+ − data/uniform_encryption.parquet.encrypted
15 changes: 15 additions & 0 deletions rust/datafusion/tests/sql.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -94,6 +94,21 @@ fn parquet_query() {
assert_eq!(expected, actual);
}

#[test]
fn parquet_single_nan_schema() {
let mut ctx = ExecutionContext::new();
let testdata = env::var("PARQUET_TEST_DATA").expect("PARQUET_TEST_DATA not defined");
ctx.register_parquet("single_nan", &format!("{}/single_nan.parquet", testdata))
.unwrap();
let sql = "SELECT mycol FROM single_nan";
let relation = ctx.sql(&sql, 1024 * 1024).unwrap();
let mut results = relation.borrow_mut();
while let Some(batch) = results.next().unwrap() {
assert_eq!(1, batch.num_rows());
assert_eq!(1, batch.num_columns());
}
}

#[test]
fn csv_count_star() {
let mut ctx = ExecutionContext::new();
Expand Down