.then((contents)=>{
   return Promise.resolve(this.takeLines(contents, this.lineCount(argumentList)));
 })

 .then((configObj) => {
   return Promise.resolve(new UserConfiguration(configObj))
 })

				let fnc = function(data) {
					expect(data).to.have.property("result");
					
					return Promise.resolve();
				};

    insert(event): boolean | Promise<boolean> {
		return Promise.resolve(true);
	}

 .then((contents) => { return Promise.resolve(JSON.parse(contents)); })

    restore(event): object | Promise<object> {
		return Promise.resolve({});
	}

	createCollection(event): boolean | Promise<boolean> {
		return Promise.resolve(true);
	}

    removeBackup(event): object | Promise<object> {
		return Promise.resolve({});
	}

    backups(event): object | Promise<object> {
		return Promise.resolve({});
	}

    ensureIndex(event): object | Promise<object> {
		return Promise.resolve({});
	}