return { ...original, fetchWithSsrFGuard: mockFetchGuard };

});

function requireFirstFetchCall() {

const [call] = mockFetchGuard.mock.calls;

if (!call) {

throw new Error("expected Mattermost probe fetch call");

}

return call[0] as {

url?: string;

init?: { headers?: unknown; signal?: unknown };

auditContext?: string;

policy?: unknown;

};

}

describe("probeMattermost", () => {

beforeEach(() => {

mockFetchGuard.mockReset();

const result = await probeMattermost("https://mm.example.com/api/v4/", "bot-token");

const [fetchCall] = mockFetchGuard.mock.calls[0] ?? [];

const fetchCall = requireFirstFetchCall();

expect(fetchCall?.url).toBe("https://mm.example.com/api/v4/users/me");

expect(fetchCall?.init?.headers).toStrictEqual({ Authorization: "Bearer bot-token" });

expect(fetchCall?.init?.signal).toBeInstanceOf(AbortSignal);

await probeMattermost("https://mm.example.com", "bot-token", 2500, true);

const [fetchCall] = mockFetchGuard.mock.calls[0] ?? [];

const fetchCall = requireFirstFetchCall();

expect(fetchCall?.policy).toStrictEqual({ allowPrivateNetwork: true });

});