73 lines
3.1 KiB
TypeScript
73 lines
3.1 KiB
TypeScript
import { describe, expect, test } from "bun:test"
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import { HttpContext, HttpRequestDetails, isContextOverflow } from "../src"
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import { classifyProviderFailure } from "../src/provider-error"
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describe("provider error classification", () => {
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test("classifies Z.AI GLM token limit messages as context overflow", () => {
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expect(isContextOverflow("tokens in request more than max tokens allowed")).toBe(true)
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})
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test("checks overflow evidence in the message when the response body is uninformative", () => {
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expect(
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classifyProviderFailure({
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message: "Input is too long for requested model",
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status: 400,
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http: new HttpContext({
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request: new HttpRequestDetails({ method: "POST", url: "https://provider.test", headers: {} }),
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body: "{}",
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}),
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}),
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).toMatchObject({ classification: "context-overflow" })
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})
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test("lets semantic invalid-request codes override server status", () => {
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expect(classifyProviderFailure({ message: "too large", status: 500, code: "request_too_large" })._tag).toBe(
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"InvalidRequest",
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)
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})
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test("classifies V1 plain-text rate limit fallbacks", () => {
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expect(
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[
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"Request rate increased too quickly",
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"Rate limit exceeded, please try again later",
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"Too many requests, please slow down",
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].map((message) => classifyProviderFailure({ message })._tag),
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).toEqual(["RateLimit", "RateLimit", "RateLimit"])
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})
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test("classifies V1 JSON rate limit fallbacks", () => {
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expect(
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[
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'{"type":"error","error":{"type":"too_many_requests"}}',
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'{"type":"error","error":{"code":"rate_limit_exceeded"}}',
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'{"code":"bad_request","error":{"code":"rate_limit_exceeded"}}',
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'{"type":"error","error":{"code":"unknown","type":"too_many_requests"}}',
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].map((message) => classifyProviderFailure({ message })._tag),
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).toEqual(["RateLimit", "RateLimit", "RateLimit", "RateLimit"])
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})
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test("classifies V1 overloaded provider codes", () => {
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expect(
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['{"code":"resource_exhausted"}', '{"code":"service_unavailable"}'].map(
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(message) => classifyProviderFailure({ message })._tag,
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),
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).toEqual(["ProviderInternal", "ProviderInternal"])
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})
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test("classifies nested provider codes when a top-level code is also present", () => {
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expect(
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[
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'{"code":"bad_request","error":{"code":"usage_not_included"}}',
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'{"code":"bad_request","error":{"code":"server_error"}}',
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'{"code":"bad_request","error":{"type":"invalid_request_error"}}',
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].map((message) => classifyProviderFailure({ message })._tag),
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).toEqual(["QuotaExceeded", "ProviderInternal", "InvalidRequest"])
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})
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test("keeps unknown and malformed provider payloads non-retryable", () => {
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expect(classifyProviderFailure({ message: '{"error":{"message":"no_kv_space"}}' })._tag).toBe("UnknownProvider")
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expect(classifyProviderFailure({ message: '{"type":"error","error":{"code":123}}' })._tag).toBe("UnknownProvider")
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expect(classifyProviderFailure({ message: "not-json" })._tag).toBe("UnknownProvider")
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})
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})
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