async function expectRedactedBotTokenFetchError(params: {

botFileUrl: string;

botToken: string;

redactedBotToken: string;

expectedErrorText: string;

fetchImpl: Parameters<typeof fetchRemoteMedia>[0]["fetchImpl"];

}) {

const error = await fetchRemoteMedia({

expect(error).toBeInstanceOf(Error);

const errorText = error instanceof Error ? String(error) : "";

expect(errorText).not.toContain(params.botToken);

expect(errorText).toContain(`bot${params.redactedBotToken}`);

expect(errorText).toBe(params.expectedErrorText);

}

async function expectFetchRemoteMediaRejected(params: {

fetchImpl: vi.fn(async () => {

throw new Error(`dial failed for ${botFileUrl}`);

}),

expectedErrorText: `MediaFetchError: Failed to fetch media from https://files.example.test/file/bot${redactedBotToken}/photos/1.jpg: dial failed for https://files.example.test/file/bot${redactedBotToken}/photos/1.jpg`,

},

{

name: "redacts bot tokens from HTTP error messages",

fetchImpl: vi.fn(async () => new Response("unauthorized", { status: 401 })),

expectedErrorText: `MediaFetchError: Failed to fetch media from https://files.example.test/file/bot${redactedBotToken}/photos/1.jpg: HTTP 401; body: unauthorized`,

},

] as const)("$name", async ({ fetchImpl }) => {

] as const)("$name", async ({ fetchImpl, expectedErrorText }) => {

await expectRedactedBotTokenFetchError({

botFileUrl,

botToken,

redactedBotToken,

expectedErrorText,

fetchImpl,

});

});