@theia/core/src/browser/preferences/test/mock-preference-provider.ts

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

// *****************************************************************************
// Copyright (C) 2019 Ericsson 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
// https://www.gnu.org/software/classpath/license.html.
//
// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-only WITH Classpath-exception-2.0
// *****************************************************************************

/* eslint-disable @typescript-eslint/no-explicit-any */

import { interfaces } from 'inversify';
import { PreferenceProvider } from '../preference-provider';
import { PreferenceScope } from '../preference-scope';

export class MockPreferenceProvider extends PreferenceProvider {
    readonly prefs: { [p: string]: any } = {};

    constructor(protected scope: PreferenceScope) {
        super();
    }

    public markReady(): void {
        this._ready.resolve();
    }

    getPreferences(): { [p: string]: any } {
        return this.prefs;
    }
    setPreference(preferenceName: string, newValue: any, resourceUri?: string): Promise<boolean> {
        const oldValue = this.prefs[preferenceName];
        this.prefs[preferenceName] = newValue;
        return this.emitPreferencesChangedEvent([{ preferenceName, oldValue, newValue, scope: this.scope, domain: [] }]);
    }
}

export function bindMockPreferenceProviders(bind: interfaces.Bind, unbind: interfaces.Unbind): void {
    unbind(PreferenceProvider);

    bind(PreferenceProvider).toDynamicValue(ctx => new MockPreferenceProvider(PreferenceScope.User)).inSingletonScope().whenTargetNamed(PreferenceScope.User);
    bind(PreferenceProvider).toDynamicValue(ctx => new MockPreferenceProvider(PreferenceScope.Workspace)).inSingletonScope().whenTargetNamed(PreferenceScope.Workspace);
    bind(PreferenceProvider).toDynamicValue(ctx => new MockPreferenceProvider(PreferenceScope.Folder)).inSingletonScope().whenTargetNamed(PreferenceScope.Folder);
}