Function test_like

src/expr/src/interpret.rs:1978–2003

()

    #[mz_ore::test]
    fn test_like() {
        let arena = RowArena::new();

        let expr = MirScalarExpr::CallUnary {
            func: UnaryFunc::IsLikeMatch(IsLikeMatch(
                crate::like_pattern::compile("%whatever%", true).unwrap(),
            )),
            expr: Box::new(MirScalarExpr::column(0)),
        };

        let relation = ReprRelationType::new(vec![ReprScalarType::String.nullable(true)]);
        let mut interpreter = ColumnSpecs::new(&relation, &arena);
        interpreter.push_column(
            0,
            ResultSpec::value_between(Datum::String("aardvark"), Datum::String("zebra")),
        );

        let range_out = interpreter.expr(&expr).range;
        assert!(
            !range_out.fallible,
            "like function should not error on non-error input"
        );
        assert!(range_out.may_contain(Datum::True));
        assert!(range_out.may_contain(Datum::False));
        assert!(range_out.may_contain(Datum::Null));
    }

    #[mz_ore::test]
    fn test_try_parse_monotonic_iso8601_timestamp() {