};

}

function firstMockArg(mockFn: ReturnType<typeof vi.fn>, label: string): unknown {

const call = mockFn.mock.calls.at(0);

if (!call) {

throw new Error(`Expected ${label} call`);

}

return call.at(0);

}

function runtimeLogText(runtime: ReturnType<typeof makeRuntime>): string {

const value = firstMockArg(runtime.log, "runtime.log");

if (typeof value !== "string") {

throw new Error("Expected runtime.log text");

}

return value;

}

function runtimeErrorText(runtime: ReturnType<typeof makeRuntime>): string {

const value = firstMockArg(runtime.error, "runtime.error");

if (typeof value !== "string") {

throw new Error("Expected runtime.error text");

}

return value;

}

function expectModelRegistryUnavailable(

runtime: ReturnType<typeof makeRuntime>,

expectedDetail: string,

) {

expect(runtime.error).toHaveBeenCalledTimes(1);

expect(runtime.error.mock.calls[0]?.[0]).toContain("Model registry unavailable:");

expect(runtime.error.mock.calls[0]?.[0]).toContain(expectedDetail);

const errorText = runtimeErrorText(runtime);

expect(errorText).toContain("Model registry unavailable:");

expect(errorText).toContain(expectedDetail);

expect(runtime.log).not.toHaveBeenCalled();

expect(process.exitCode).toBe(1);

}

function parseJsonLog(runtime: ReturnType<typeof makeRuntime>) {

expect(runtime.log).toHaveBeenCalledTimes(1);

return JSON.parse(String(runtime.log.mock.calls[0]?.[0]));

return JSON.parse(runtimeLogText(runtime));

}

async function expectZaiProviderFilter(provider: string) {

await modelsListCommand({ plain: true }, runtime);

expect(runtime.log).toHaveBeenCalledTimes(1);

expect(runtime.log.mock.calls[0]?.[0]).toBe("zai/glm-4.7");

expect(runtimeLogText(runtime)).toBe("zai/glm-4.7");

});

it("models list plain keeps canonical OpenRouter native ids", async () => {

await modelsListCommand({ plain: true }, runtime);

expect(runtime.log).toHaveBeenCalledTimes(1);

expect(runtime.log.mock.calls[0]?.[0]).toBe("openrouter/hunter-alpha");

expect(runtimeLogText(runtime)).toBe("openrouter/hunter-alpha");

});

it.each(["z.ai", "Z.AI", "z-ai"] as const)(