/**
 * Evaluation Corpus -- labeled attack + benign samples for measuring
 * detection accuracy across all tiers and categories.
 *
 * Each sample has:
 *   - text: the payload
 *   - category: ATR category (or 'benign')
 *   - expectedDetection: true = should trigger, false = should NOT trigger
 *   - tier: which tier is expected to catch it ('regex' | 'embedding' | 'any')
 *   - difficulty: 'easy' | 'medium' | 'hard' (for reporting)
 *
 * @module agent-threat-rules/eval/corpus
 */
import type { AgentEventType } from '../types.js';
export interface CorpusSample {
    readonly id: string;
    readonly text: string;
    readonly category: string;
    readonly expectedDetection: boolean;
    readonly eventType: AgentEventType;
    readonly tier: 'regex' | 'embedding' | 'invariant' | 'blacklist' | 'any';
    readonly difficulty: 'easy' | 'medium' | 'hard';
    readonly fields?: Record<string, string>;
}
export declare const EVAL_CORPUS: readonly CorpusSample[];
/** Get attack samples only */
export declare function getAttackSamples(): readonly CorpusSample[];
/** Get benign samples only */
export declare function getBenignSamples(): readonly CorpusSample[];
/** Get samples by category */
export declare function getSamplesByCategory(category: string): readonly CorpusSample[];
/** Get samples by difficulty */
export declare function getSamplesByDifficulty(difficulty: string): readonly CorpusSample[];
/** Corpus stats */
export declare function getCorpusStats(): {
    total: number;
    attacks: number;
    benign: number;
    byCategory: Record<string, number>;
    byDifficulty: Record<string, number>;
};
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