isOverloadedErrorMessage,

isRateLimitErrorMessage,

isServerErrorMessage,

isTimeoutErrorMessage,

} from "./failover-matches.js";

describe("Z.ai vendor error codes (#48988)", () => {

expect(isServerErrorMessage("Proxy notice: Status: Internal Server Error")).toBe(false);

});

});

describe("generic assistant error text classification (#93931)", () => {

it("classifies the generic 'LLM request failed.' as a timeout (transient)", () => {

// The generic error text wraps provider availability failures (model not

// loaded, endpoint unreachable) that should engage retry/fallback.

expect(classifyFailoverReason("LLM request failed.")).toBe("timeout");

});

it("classifies lowercase 'llm request failed.' as a timeout", () => {

expect(classifyFailoverReason("llm request failed.")).toBe("timeout");

});

it("does NOT match 'LLM request failed:' variants as timeout via this pattern", () => {

// Variants with specific reasons should be classified by their own patterns,

// not by the generic LLM request failed match. The schema rejection variant

// is a format error, not a transient timeout.

expect(

isTimeoutErrorMessage(

"LLM request failed: provider rejected the request schema or tool payload.",

),

).toBe(false);

});

it("does NOT match 'LLM request failed: connection refused' as timeout via this exact-match pattern", () => {

// The connection-refused variant is a sanitized user-facing string, not

// the raw error that cron/failover classifiers see. The exact-match regex

// /^llm request failed\.$/i should NOT match it because of the colon suffix.

expect(

isTimeoutErrorMessage("LLM request failed: connection refused by the provider endpoint."),

).toBe(false);

});

});

// the configured fallback chain runs instead of surfacing the error.

/^request failed$/i,

/\brequest failed after repeated internal retries\b/i,

// The generic assistant error text "LLM request failed." is produced by

// formatUserFacingAssistantErrorText when the underlying provider error

// cannot be formatted into a specific category. For local providers (LM

// Studio, Ollama) this wraps connection/availability failures when the

// model is not loaded or the endpoint is unreachable. Without this match,

// cron retry and payload.fallbacks never engage because the error is not

// classified as any transient type (#93931).

// Use a strict exact-match regex so variants like

// "LLM request failed: provider rejected the request schema or tool payload."

// (a format/schema error, not transient) are NOT caught here — they

// fall through to their own pattern classifications.

/^llm request failed\.$/i,

],

billing: [

/["']?(?:status|code)["']?\s*[:=]\s*402\b|\bhttp\s*402\b|\berror(?:\s+code)?\s*[:=]?\s*402\b|\b(?:got|returned|received)\s+(?:a\s+)?402\b|^\s*402\s+payment/i,