Connectum API Reference / @connectum/testing / index / createMockNextError

Function: createMockNextError()

createMockNextError(code, message?): any

Defined in: mock-next.ts:68

Create a mock next handler that always throws a ConnectError.

Useful for testing how interceptors handle downstream failures.

Parameters

code

Code

The gRPC status code for the error.

message?

string

Human-readable error message. Defaults to "Mock error".

Returns

any

A spy-enabled async function that throws on every call.

Example

import { Code } from "@connectrpc/connect";
import { createMockNextError } from "@connectum/testing";

const next = createMockNextError(Code.NotFound, "user not found");
await next({}).catch((err) => {
  // err instanceof ConnectError => true
  // err.code => Code.NotFound
});