/**
 * SMI-738: Cache Operation Benchmarks
 *
 * Measures performance of cache operations:
 * - L1 (LRU) cache get/set operations
 * - L2 (SQLite) cache persistence
 * - Tiered cache hit/miss patterns
 * - Cache invalidation performance
 * - TTL tier calculations
 */
import { type BenchmarkReport, type BenchmarkConfig } from './BenchmarkRunner.js';
/**
 * Cache benchmark configuration
 */
export interface CacheBenchmarkConfig extends BenchmarkConfig {
    /** Number of entries to pre-populate cache (default: 1000) */
    cacheSize?: number;
    /** L1 cache max size (default: 500) */
    l1MaxSize?: number;
    /** Simulate cache misses ratio (0-1, default: 0.2) */
    missRatio?: number;
}
/**
 * Performance targets for cache operations
 */
export declare const CACHE_TARGETS: {
    l1_get_p50_ms: number;
    l1_get_p95_ms: number;
    l2_get_p50_ms: number;
    l2_get_p95_ms: number;
    set_p50_ms: number;
    set_p95_ms: number;
    invalidate_p50_ms: number;
    invalidate_p95_ms: number;
};
/**
 * Cache operation benchmark suite
 */
export declare class CacheBenchmark {
    private config;
    private tieredCache;
    private cacheManager;
    private testKeys;
    private testResults;
    constructor(config?: CacheBenchmarkConfig);
    /**
     * Run all cache benchmarks
     */
    run(): Promise<BenchmarkReport>;
    /**
     * Setup caches with test data
     */
    private setup;
    /**
     * Cleanup resources
     */
    private teardown;
    /**
     * Generate mock search results
     */
    private generateMockResults;
}
/**
 * Validate cache benchmark results against targets
 */
export declare function validateCacheResults(report: BenchmarkReport): CacheValidationResult;
/**
 * Cache validation result
 */
export interface CacheValidationResult {
    passed: boolean;
    failures: string[];
    warnings: string[];
}
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