Function test_sql_to_expr_with_alias

datafusion/sql/src/expr/mod.rs:1502–1521

()

    test_stack_overflow!(test_stack_overflow_8192, 8192);
    #[test]
    fn test_sql_to_expr_with_alias() {
        let schema = DFSchema::empty();
        let mut planner_context = PlannerContext::default();

        let expr_str = "SUM(int_col) as sum_int_col";

        let dialect = GenericDialect {};
        let mut parser = Parser::new(&dialect).try_with_sql(expr_str).unwrap();
        // from sqlparser
        let sql_expr = parser.parse_expr_with_alias().unwrap();

        let context_provider = TestContextProvider::new();
        let sql_to_rel = SqlToRel::new(&context_provider);

        let expr = sql_to_rel
            .sql_expr_to_logical_expr_with_alias(sql_expr, &schema, &mut planner_context)
            .unwrap();

        assert!(matches!(expr, Expr::Alias(_)));
    }
}