});

});

describe("Chinese provider overload messages", () => {

const ZHIPU_OVERLOAD = "[1305][该模型当前访问量过大，请您稍后再试]";

it("classifies the Zhipu GLM overload body as overloaded", () => {

expect(isOverloadedErrorMessage(ZHIPU_OVERLOAD)).toBe(true);

});

it("does not misclassify the GLM overload body as rate limit or auth", () => {

expect(isRateLimitErrorMessage(ZHIPU_OVERLOAD)).toBe(false);

expect(isAuthErrorMessage(ZHIPU_OVERLOAD)).toBe(false);

});

});

describe("Volcengine Coding Plan subscription errors", () => {

it("classifies InvalidSubscription JSON body as billing", () => {

const raw =

// Chinese provider overloaded messages

"服务过载",

"当前负载过高",

"访问量过大",

],

serverError: [

"an error occurred while processing",

expect(result.attempts[0].reason).toBe("unknown");

});

it("falls back on a Zhipu GLM 1305 overload body and classifies it as overloaded", async () => {

const cfg = makeCfg();

const glmOverload = new Error("[1305][该模型当前访问量过大，请您稍后再试]");

const run = vi.fn().mockRejectedValueOnce(glmOverload).mockResolvedValueOnce("ok");

const result = await runWithModelFallback({

cfg,

provider: "glm",

model: "GLM-5.2",

run,

});

expect(result.result).toBe("ok");

expect(run).toHaveBeenCalledTimes(2);

expect(requireMockCall(run, 1, "fallback run")).toEqual(["anthropic", "claude-haiku-3-5"]);

expect(result.attempts).toHaveLength(1);

expect(result.attempts[0].reason).toBe("overloaded");

});

it("does not prepare agent harness plugins for forced OpenClaw candidates", async () => {

const cfg = makeCfg({

models: {