@theia/core/src/electron-browser/window/electron-window-launch-args.spec.ts

Theia is a cloud & desktop IDE framework implemented in TypeScript.

// *****************************************************************************
// Copyright (C) 2026 EclipseSource GmbH and others.
//
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License v. 2.0 which is available at
// http://www.eclipse.org/legal/epl-2.0.
//
// This Source Code may also be made available under the following Secondary
// Licenses when the conditions for such availability set forth in the Eclipse
// Public License v. 2.0 are satisfied: GNU General Public License, version 2
// with the GNU Classpath Exception which is available at
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// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-only WITH Classpath-exception-2.0
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import { expect } from 'chai';
import { LaunchArguments } from '../../common/launch-arguments';
import { ElectronWindowLaunchArgs } from './electron-window-launch-args';

class TestElectronWindowLaunchArgs extends ElectronWindowLaunchArgs {
    constructor(protected readonly metadata: { webcontentId: string, launchArgs?: LaunchArguments }) {
        super();
    }

    override getLaunchArgs(): LaunchArguments | undefined {
        return this.metadata.launchArgs;
    }
}

describe('ElectronWindowLaunchArgs', () => {

    it('returns undefined for a cold-start window (main attached no options)', () => {
        const service = new TestElectronWindowLaunchArgs({ webcontentId: '1' });
        expect(service.getLaunchArgs()).to.equal(undefined);
    });

    it('returns the options attached to the window metadata', () => {
        const launchArgs: LaunchArguments = { values: { 'attach-container': ['B'], 'session-preference': ['foo=1'] }, negated: [] };
        const service = new TestElectronWindowLaunchArgs({ webcontentId: '1', launchArgs });
        const args = service.getLaunchArgs()!;
        expect(LaunchArguments.lastValue(args, 'attach-container')).to.equal('B');
        expect(LaunchArguments.values(args, 'session-preference')).to.deep.equal(['foo=1']);
    });
});