/**
 * Flake Manager — Track and manage flaky tests across runs
 */
export interface FlakeEntry {
    testName: string;
    results: Array<{
        passed: boolean;
        timestamp: string;
        duration_ms: number;
    }>;
}
export interface FlakeRecord {
    testName: string;
    flakeRate: number;
    totalRuns: number;
    passes: number;
    failures: number;
    lastPass: string | null;
    lastFail: string | null;
    trend: 'improving' | 'degrading' | 'stable' | 'new';
    avgDuration: number;
    suggestions: string[];
}
export interface FlakeReport {
    generated: string;
    totalTests: number;
    flakyTests: number;
    records: FlakeRecord[];
}
export interface FlakeManagerConfig {
    /** Threshold above which a test is considered flaky (0-1, default 0.05) */
    flakyThreshold?: number;
    /** Minimum runs before evaluating flakiness (default 3) */
    minRuns?: number;
    /** Path to persist flake data */
    dataPath?: string;
}
/**
 * In-memory flake database that tracks test results over time.
 */
export declare class FlakeManager {
    private entries;
    private config;
    constructor(config?: FlakeManagerConfig);
    /**
     * Record a test result.
     */
    record(testName: string, passed: boolean, duration_ms?: number): void;
    /**
     * Record multiple results from a suite run.
     */
    recordSuite(results: Array<{
        name: string;
        passed: boolean;
        duration_ms: number;
    }>): void;
    /**
     * Generate a flake report.
     */
    report(): FlakeReport;
    /**
     * Get the flake rate of a specific test.
     */
    getFlakeRate(testName: string): number | null;
    /**
     * Save flake data to disk.
     */
    save(filePath?: string): void;
    /**
     * Load flake data from disk.
     */
    load(filePath?: string): void;
    /**
     * Clear all data.
     */
    clear(): void;
    /** Number of tracked tests */
    get size(): number;
}
/**
 * Format flake report for console output.
 */
export declare function formatFlakeReport(report: FlakeReport): string;
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