xref: /arkcompiler/ets_frontend/ets2panda/test/runtime/ets/BigInt8.sts

/*
 * Copyright (c) 2023-2024 Huawei Device 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.
 */

function test_multiply(): void {
    assert new BigInt(10).operatorMultiply(new BigInt(10)) == 100n;
    assert new BigInt(0).operatorMultiply(new BigInt(50)) == 0n;
    assert new BigInt(1).operatorMultiply(new BigInt(50)) == 50n;
    assert new BigInt(50).operatorMultiply(new BigInt(5)) == 250n;
    assert new BigInt(50).operatorMultiply(new BigInt(-5)) == -250n;
    assert new BigInt(-1).operatorMultiply(new BigInt(-5)) == 5n;
    assert new BigInt(0).operatorMultiply(new BigInt(0)) == 0n;
    assert new BigInt(123).operatorMultiply(new BigInt(1)) == 123n;
    assert new BigInt(1234).operatorMultiply(new BigInt(987)) == 1217958n;
    assert new BigInt(3241847031247230147213740214703214721047312n).operatorMultiply(new BigInt(412343124123421347812304712431421204731024n)) == 1336753332794721625246945391107220242430725631478413717131017736872102322242538207488n;
    assert new BigInt(-3241847031247230147213740214703214721047312n).operatorMultiply(new BigInt(-412343124123421347812304712431421204731024n)) == 1336753332794721625246945391107220242430725631478413717131017736872102322242538207488n;
    assert new BigInt(-3241847031247230147213740214703214721047312n).operatorMultiply(new BigInt(412343124123421347812304712431421204731024n)) == -1336753332794721625246945391107220242430725631478413717131017736872102322242538207488n;
    assert new BigInt(3241847031247230147213740214703214721047312n).operatorMultiply(new BigInt(-412343124123421347812304712431421204731024n)) == -1336753332794721625246945391107220242430725631478413717131017736872102322242538207488n;
    assert new BigInt(256).operatorMultiply(new BigInt(256)) == 65536n;
}

function test_multiplication(): void {
    const a = 23443495146314363289895841n
    const b = 245000234343499329134n
    const c = -245000234343499329134n

    /* Multiplication testing (*) */
    assert 978667632325344545n * 4534000101n == 4437279143808543031889799045n
    assert a * b == 5743661804677708098900659843374372544236731694n
    assert a * c == -5743661804677708098900659843374372544236731694n
    assert a * 0n == 0n
    assert c * 0n == 0n

    /* Division testing (/) */
    assert 39735235034886462n / 89221422n == 445355321n
    assert a / b == 95687n
    assert a / c == -95687n
    assert 0n / a == 0n

    let err = false;
    try {
        a / 0n
    } catch (e) {
        if (e instanceof Error) {
            err = true
        }
    }
    assert err

    /* Remainder of the division (%) */
    assert 493433405047004109n % 111114444n == 18100749n
    assert a % b == a % c
    assert 0n % a == 0n

    err = false;
    try {
        a % 0n
    } catch (e) {
        if (e instanceof Error) {
            err = true
        }
    }
    assert err
}

function main() {
    test_multiply()
    test_multiplication()
}