import { type ErrorObject } from 'serialize-error';
import { BaseReporter } from './base.js';
import type { TestEndNode, RunnerListNode } from '../types.js';
/**
 * The structured output representing the test suite discovery mode (--list).
 */
export interface JSONReporterListResult {
    /**
     * Indicates whether the test discovery was successfully completed.
     */
    success: boolean;
    /**
     * The hierarchical list of suites, groups, and tests available in the project.
     */
    list: RunnerListNode;
}
/**
 * The structured output representing the results of a test execution run.
 */
export interface JSONReporterExecutionResult {
    /**
     * Indicates whether all executed tests passed successfully.
     */
    success: boolean;
    /**
     * Aggregated test execution metrics.
     */
    summary: {
        /** Total number of tests executed. */
        total: number;
        /** Number of passed tests. */
        passed: number;
        /** Number of failed tests. */
        failed: number;
        /** Number of skipped tests. */
        skipped: number;
        /** Total duration of the test run in milliseconds. */
        durationMs: number;
    };
    /**
     * Detailed list of encountered failures across all tests.
     */
    failures: {
        /** The relative path to the file where the failure occurred. */
        file: string;
        /** The expanded title of the failed test. */
        title: string;
        /** The serialized error objects describing the failure. */
        errors: {
            phase: string;
            error: ErrorObject;
        }[];
    }[];
}
/**
 * Represents the overall output shape for the JSON reporter.
 */
export type JSONReporterResult = JSONReporterListResult | JSONReporterExecutionResult;
export declare class JSONReporter extends BaseReporter {
    #private;
    isProgrammatic: boolean;
    result?: JSONReporterResult;
    protected onTestEnd(payload: TestEndNode): void;
    protected onRunnerList(payload: RunnerListNode): void;
    protected end(): Promise<void>;
}