/**
 * Intelligent Test Pruning.
 *
 * Determines which test categories to run or skip based on tool characteristics
 * and testing history. Reduces test time while maintaining coverage where it matters.
 */
import type { MCPTool } from '../transport/types.js';
import type { ToolFingerprint, ErrorPattern } from './types.js';
/**
 * Test category type.
 */
export type TestCategory = 'happy_path' | 'boundary' | 'enum' | 'optional_combinations' | 'error_handling' | 'security' | 'semantic';
/**
 * Decision about a test category.
 */
export interface TestCategoryDecision {
    /** The test category */
    category: TestCategory;
    /** Whether to run this category */
    shouldRun: boolean;
    /** Reason for the decision */
    reason: string;
    /** Priority if running (higher = more important) */
    priority: number;
}
/**
 * Complete pruning decision for a tool.
 */
export interface ToolPruningDecision {
    /** Tool name */
    toolName: string;
    /** Overall tool priority (0-100) */
    priority: number;
    /** Decisions for each category */
    categories: TestCategoryDecision[];
    /** Categories that will run */
    categoriesToRun: TestCategory[];
    /** Categories that will skip */
    categoriesToSkip: TestCategory[];
    /** Estimated test reduction percentage */
    reductionPercent: number;
}
/**
 * Tool characteristics for pruning decisions.
 */
export interface ToolCharacteristics {
    /** Number of parameters */
    parameterCount: number;
    /** Number of required parameters */
    requiredParamCount: number;
    /** Whether tool has numeric parameters */
    hasNumericParams: boolean;
    /** Whether tool has enum parameters */
    hasEnumParams: boolean;
    /** Whether tool has optional parameters */
    hasOptionalParams: boolean;
    /** Whether tool has string parameters (for security testing) */
    hasStringParams: boolean;
    /** Maximum nesting depth in schema */
    maxNestingDepth: number;
    /** Whether tool has external dependencies */
    hasExternalDependency: boolean;
    /** Error rate from previous testing (0-1) */
    errorRate: number;
    /** Hours since last test (null if never tested) */
    hoursSinceLastTest: number | null;
    /** Consecutive successful runs */
    consecutiveSuccesses: number;
}
/**
 * Input for making pruning decisions.
 */
export interface PruningInput {
    /** Tool definition */
    tool: MCPTool;
    /** Previous baseline fingerprint (if available) */
    fingerprint?: ToolFingerprint;
    /** Error patterns from baseline */
    errorPatterns?: ErrorPattern[];
    /** All test categories that could run */
    availableCategories: TestCategory[];
}
/**
 * Calculate pruning decisions for a set of tools.
 */
export declare function calculatePruningDecisions(inputs: PruningInput[]): ToolPruningDecision[];
/**
 * Calculate pruning decision for a single tool.
 */
export declare function calculateToolPruning(input: PruningInput): ToolPruningDecision;
/**
 * Prioritize tools for testing order.
 */
export declare function prioritizeTools(decisions: ToolPruningDecision[]): ToolPruningDecision[];
/**
 * Generate summary of pruning decisions.
 */
export interface PruningSummary {
    /** Total tools analyzed */
    totalTools: number;
    /** Total categories that would run without pruning */
    totalCategoriesWithoutPruning: number;
    /** Total categories that will run with pruning */
    totalCategoriesWithPruning: number;
    /** Overall reduction percentage */
    overallReduction: number;
    /** Tools with highest priority */
    highPriorityTools: string[];
    /** Tools with most categories skipped */
    mostPrunedTools: string[];
}
/**
 * Generate pruning summary.
 */
export declare function generatePruningSummary(decisions: ToolPruningDecision[]): PruningSummary;
/**
 * Generate markdown report for pruning decisions.
 */
export declare function generatePruningMarkdown(decisions: ToolPruningDecision[], summary: PruningSummary): string;
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