uBlock/platform/npm/tests/wasm.js

/*******************************************************************************

    uBlock Origin - a comprehensive, efficient content blocker
    Copyright (C) 2014-present Raymond Hill

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see {http://www.gnu.org/licenses/}.

    Home: https://github.com/gorhill/uBlock
*/

/* globals WebAssembly */

'use strict';

/******************************************************************************/

import { strict as assert } from 'assert';

import { createWorld } from 'esm-world';

import './_common.js';

describe('WASM', () => {
    context('WebAssembly available', () => {
        it('should fulfill with true', async () => {
            const { enableWASM } = await createWorld('./index.js', { globals: { URL, WebAssembly } });

            assert.equal(await enableWASM(), true);
        });
    });

    context('WebAssembly not available', () => {
        it('should fulfill with false', async () => {
            // WebAssembly must be set to undefined explicitly; otherwise
            // createWorld() ends up using the global WebAssembly object
            // anyway.
            const { enableWASM } = await createWorld('./index.js', { globals: { URL, WebAssembly: undefined } });

            assert.equal(await enableWASM(), false);
        });
    });
});