import type { PluginFn } from '@japa/runner/types';
import type { ApplicationService } from '@adonisjs/core/types';
import { DatabaseTestAssertions } from '../../test_utils/assertions.js';
declare module '@japa/runner/core' {
    interface TestContext {
        db: DatabaseTestAssertions;
    }
}
/**
 * Japa plugin that adds database assertion methods
 * to the test context via `({ db }) => { ... }`.
 */
export declare function dbAssertions(app: ApplicationService): PluginFn;