describe("chrome MCP page parsing", () => {

beforeEach(async () => {

await resetChromeMcpSessionsForTest();

vi.useRealTimers();

});

afterEach(() => {

expect(factoryCalls).toBe(2);

expect(tabs).toHaveLength(2);

});

it("reconnects and retries list_pages once when Chrome MCP reports a stale selected page", async () => {

let factoryCalls = 0;

const factory: ChromeMcpSessionFactory = async () => {

expect(factoryCalls).toBe(2);

expect(tabs).toHaveLength(2);

});

it("honors timeoutMs for ephemeral availability probes", async () => {

vi.useFakeTimers();

const closeMock = vi.fn().mockResolvedValue(undefined);

const factory: ChromeMcpSessionFactory = async () =>

({

client: {

callTool: vi.fn(),

listTools: vi.fn(),

close: closeMock,

connect: vi.fn(),

},

transport: {

pid: 123,

},

ready: new Promise<void>(() => {}),

}) as unknown as ChromeMcpSession;

setChromeMcpSessionFactoryForTest(factory);

const promise = ensureChromeMcpAvailable("chrome-live", undefined, {

ephemeral: true,

timeoutMs: 50,

});

const expectation = expect(promise).rejects.toThrow(/timed out after 50ms/i);

await vi.advanceTimersByTimeAsync(50);

await expectation;

expect(closeMock).toHaveBeenCalledTimes(1);

});

});