xref: /arkcompiler/ets_runtime/test/moduletest/weakcollectionswithsymbol/weakrefforsymbol.js (revision 4514f5e3)

/*
 * Copyright (c) 2023 Shenzhen Kaihong Digital Industry Development Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/*
 * @tc.name:weakrefforsymbol
 * @tc.desc:test WeakRef allow the use of most Symbols as targets
 * @tc.type: FUNC
 * @tc.require: issueI7J2VN
 */
print("weakrefforsymbol test start");

let target1 = Symbol("symbol1");
let wr1 = new WeakRef(target1);

let target2 = Symbol.for("symbol2");
try {
    let wr2 = new WeakRef(target2);
} catch (err) {
    print(err.name);
}

print("wr1.deref() == target1 " + (wr1.deref() == target1));

const symbolFuncsRef = [
    Symbol.asyncIterator,
    Symbol.hasInstance,
    Symbol.isConcatSpreadable,
    Symbol.iterator,
    Symbol.match,
    Symbol.matchAll,
    Symbol.replace,
    Symbol.search,
    Symbol.species,
    Symbol.split,
    Symbol.toPrimitive,
    Symbol.toStringTag,
    Symbol.unscopables
];

symbolFuncsRef.forEach(function (ctor, i) {
    let wr = new WeakRef(ctor);
    print(i + " wr.deref() == ctor " + (wr.deref() == ctor));
});

print("weakrefforsymbol test end");