alamb commented on a change in pull request #7949:
URL: https://github.com/apache/arrow/pull/7949#discussion_r470022124
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File path: rust/datafusion/src/optimizer/type_coercion.rs
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@@ -183,10 +192,42 @@ mod tests {
use super::*;
use crate::execution::context::ExecutionContext;
use crate::execution::physical_plan::csv::CsvReadOptions;
- use crate::logicalplan::{col, Operator};
+ use crate::logicalplan::{aggregate_expr, col, lit, Operator};
use crate::test::arrow_testdata_path;
use arrow::datatypes::{DataType, Field, Schema};
+ #[test]
+ fn test_all_operators() -> Result<()> {
+ let testdata = arrow_testdata_path();
+ let path = format!("{}/csv/aggregate_test_100.csv", testdata);
+
+ let options = CsvReadOptions::new().schema_infer_max_records(100);
+ let plan = LogicalPlanBuilder::scan_csv(&path, options, None)?
+ // filter clause needs the type coercion rule applied
Review comment:
If you desire to test all operators, as the test is named, perhaps
adding `Projection` would also be valuable
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