/**
 * Optimized Test Discovery Cache - Simplified Version
 */
import { EventEmitter } from 'events';
interface CacheOptions {
    ttl?: number;
    maxSize?: number;
}
export declare class TestDiscoveryCache extends EventEmitter {
    private options;
    private cache;
    private readonly defaultTTL;
    private readonly defaultMaxSize;
    constructor(options?: CacheOptions);
    get(key: string): string[] | null;
    set(key: string, files: string[]): void;
    clear(): void;
    private cleanupCache;
    getStats(): {
        size: number;
        watchers: number;
        hitRate?: number;
    };
}
export declare const testDiscoveryCache: TestDiscoveryCache;
export {};
//# sourceMappingURL=testDiscoveryCache.d.ts.map