@fakes/media-devices/lib/esm/permissions/PermissionsFake.js

A interactive fake implementation of MediaDevices interface in the browser for testing

export class PermissionsFake {
    constructor(context, consentTracker) {
        this.context = context;
        this.consentTracker = consentTracker;
    }
    query(permissionDesc) {
        const kind = permissionDesc.name;
        if (kind !== 'camera' && kind !== 'microphone') {
            this.context.notImplemented.call(`permissions.query() does not support ${kind} for now`);
        }
        return Promise.resolve(this.consentTracker.permissionStatusFor(kind));
    }
}