Function case_test_batch

datafusion/physical-expr/src/expressions/case.rs:2081–2086

()

    }

    fn case_test_batch() -> Result<RecordBatch> {
        let schema = Schema::new(vec![Field::new("a", DataType::Utf8, true)]);
        let a = StringArray::from(vec![Some("foo"), Some("baz"), None, Some("bar")]);
        let batch = RecordBatch::try_new(Arc::new(schema), vec![Arc::new(a)])?;
        Ok(batch)
    }

    // Construct an array that has several NULL values whose
    // underlying buffer actually matches the where expr predicate