Function test_log_simplify_errors

datafusion/functions/src/math/log.rs:750–758

Test log() simplification errors

()

    #[test]
    // Test log() simplification errors
    fn test_log_simplify_errors() {
        let context = SimplifyContext::default();
        // Expect 0 args to error
        let _ = LogFunc::new().simplify(vec![], &context).unwrap_err();
        // Expect 3 args to error
        let _ = LogFunc::new()
            .simplify(vec![lit(1), lit(2), lit(3)], &context)
            .unwrap_err();
    }

    #[test]
    // Test that non-simplifiable log() expressions are unchanged after simplification