import type { Job } from '@atlex/queue';
import { QueueManager } from '@atlex/queue';
/**
 * Captures queued jobs instead of sending them to a real backend.
 */
export declare class QueueFake extends QueueManager {
    private readonly captured;
    constructor();
    /**
     * Install a fake queue manager for the current test process.
     *
     * @returns Fake instance.
     */
    static fake(): QueueFake;
    /** @inheritdoc */
    push(job: Job): Promise<string>;
    /**
     * Assert a job class was pushed at least once.
     *
     * @param jobClass - Job constructor.
     * @param callback - Optional predicate on the job instance.
     */
    assertPushed(jobClass: new (...args: never[]) => Job, callback?: (j: Job) => boolean): void;
    /**
     * Assert a job was pushed onto a named queue.
     *
     * @param queue - Queue name.
     * @param jobClass - Job constructor.
     */
    assertPushedOn(queue: string, jobClass: new (...args: never[]) => Job): void;
    /**
     * Assert chained jobs match expected order (by serialized job name).
     *
     * @param jobClass - Root job class.
     * @param chain - Expected chain job classes.
     */
    assertPushedWithChain(jobClass: new (...args: never[]) => Job, chain: (new (...args: never[]) => Job)[]): void;
    /**
     * Assert a job was never pushed.
     *
     * @param jobClass - Job constructor.
     */
    assertNotPushed(jobClass: new (...args: never[]) => Job): void;
    /** Assert no jobs were pushed. */
    assertNothingPushed(): void;
    /** Assert exact number of pushed jobs (all classes). */
    assertCount(count: number): void;
    /**
     * All pushed instances for a job class.
     *
     * @param jobClass - Job constructor.
     * @returns Job instances.
     */
    pushed(jobClass: new (...args: never[]) => Job): Job[];
}
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