import type { ServedInvocationOutcome } from "../runtime/invocationUsage.js";
/** A returned outcome carrying a fixed usage snapshot and trace id (override
 *  `usage`/`traceId` when a test asserts specific figures or identity). */
export declare function returnedOutcome<T>(value: T, overrides?: Partial<Pick<ServedInvocationOutcome<T>, "usage" | "traceId">>): ServedInvocationOutcome<T>;
/** A threw outcome carrying the identical error. */
export declare function threwOutcome(error: unknown, overrides?: Partial<Pick<ServedInvocationOutcome<never>, "usage" | "traceId">>): ServedInvocationOutcome<never>;
/** The PUBLIC raw `invoke` member on an ExportedFunction/Node. Adapter tests
 *  drive the served path (`invokeServed`), never the public `invoke`, so a fake
 *  can spread this stub to satisfy the type; calling it is a test bug. */
export declare const unusedPublicInvoke: {
    invoke: (...args: any[]) => Promise<any>;
};