});

}

function fetchInitAt(fetchMock: ReturnType<typeof vi.fn>, index: number): unknown {

const call = fetchMock.mock.calls[index];

if (!call) {

throw new Error(`expected fetch call ${index}`);

}

return call[1];

}

async function expectSafeFetchStatus(params: {

fetchMock: ReturnType<typeof vi.fn>;

url: string;

});

expect(fetchMock).toHaveBeenCalledOnce();

// Should have used redirect: "manual"

expect(fetchMock.mock.calls[0][1]).toHaveProperty("redirect", "manual");

expect(fetchInitAt(fetchMock, 0)).toHaveProperty("redirect", "manual");

});

it("follows a redirect to an allowlisted host with public IP", async () => {

const CHAT_ID = "19:abc@thread.tacv2";

const CHANNEL_TO = "team-id-1/channel-id-1";

function postGraphBodyAt(index: number): Record<string, unknown> {

const call = mockState.postGraphJson.mock.calls[index];

if (!call) {

throw new Error(`expected Graph post call ${index}`);

}

const body = call[0]?.body;

if (!body || typeof body !== "object" || Array.isArray(body)) {

throw new Error(`expected Graph post call ${index} body`);

}

return body as Record<string, unknown>;

}

describe("addParticipantMSTeams", () => {

beforeEach(() => {

vi.clearAllMocks();

userId: "abc-def-123",

});

const calledBody = mockState.postGraphJson.mock.calls[0][0].body;

const calledBody = postGraphBodyAt(0);

expect(calledBody["user@odata.bind"]).toBe(

"https://graph.microsoft.com/v1.0/users('abc-def-123')",

);

userId: "o'hara@example.com",

});

const calledBody = mockState.postGraphJson.mock.calls[0][0].body;

const calledBody = postGraphBodyAt(0);

expect(calledBody["user@odata.bind"]).toBe(

"https://graph.microsoft.com/v1.0/users('o''hara@example.com')",

);

const TOKEN = "test-graph-token";

function graphFetchPathAt(index: number): string | undefined {

const call = mockState.fetchGraphJson.mock.calls[index];

if (!call) {

throw new Error(`expected Graph fetch call ${index}`);

}

return call[0]?.path;

}

describe("listChannelsMSTeams", () => {

beforeEach(() => {

mockState.resolveGraphToken.mockReset().mockResolvedValue(TOKEN);

expect(mockState.fetchGraphJson).toHaveBeenCalledTimes(3);

// Second call should use the relative path stripped from the nextLink

const secondCallPath = mockState.fetchGraphJson.mock.calls[1]?.[0]?.path;

expect(secondCallPath).toBe(

expect(graphFetchPathAt(1)).toBe(

"/teams/team-paged/channels?$select=id,displayName,description,membershipType&$skip=1",

);

});