superui_boa_engine 0.3.2

Fork of boa_engine (boa 0.21.1) with relaxed icu_normalizer pin for Bevy 0.19 / Parley / icu 2.1 compatibility. Upstream: https://github.com/boa-dev/boa
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use crate::value::TryIntoJs;
use boa_engine::value::Nullable;
use boa_engine::{Context, JsResult, JsValue};

#[test]
fn not_null() {
    let context = &mut Context::default();
    let v: Nullable<i32> = JsValue::new(42)
        .try_js_into(context)
        .expect("Failed to convert value from js");

    assert!(!v.is_null());
    assert!(v.is_not_null());
    assert_eq!(v, Nullable::NonNull(42));

    assert_eq!(v.try_into_js(context).unwrap(), JsValue::new(42));
}

#[test]
fn null() {
    let context = &mut Context::default();
    let v: Nullable<i32> = JsValue::null()
        .try_js_into(context)
        .expect("Failed to convert value from js");

    assert!(v.is_null());
    assert!(!v.is_not_null());
    assert_eq!(v, Nullable::Null);

    assert_eq!(v.try_into_js(context).unwrap(), JsValue::null());
}

#[test]
fn invalid() {
    let context = &mut Context::default();
    let v: JsResult<Nullable<i32>> = JsValue::undefined().try_js_into(context);

    assert!(v.is_err());
}