import { describe, expect, it } from "vitest";
import { isContextOverflowError } from "./pi-embedded-helpers.js";
import { DEFAULT_AGENTS_FILENAME } from "./workspace.js";

const _makeFile = (overrides: Partial<WorkspaceBootstrapFile>): WorkspaceBootstrapFile => ({
  name: DEFAULT_AGENTS_FILENAME,
  path: "/tmp/AGENTS.md",
  content: "",
  missing: false,
  ...overrides,
});
describe("isContextOverflowError", () => {
  it("matches known overflow hints", () => {
    const samples = [
      "request_too_large",
      "Request exceeds the maximum size",
      "context length exceeded",
      "Maximum context length",
      "prompt is too long: 208423 tokens > 200000 maximum",
      "Context overflow: Summarization failed",
      "413 Request Entity Too Large",
    ];
    for (const sample of samples) {
      expect(isContextOverflowError(sample)).toBe(true);
    }
  });
  it("ignores unrelated errors", () => {
    expect(isContextOverflowError("rate limit exceeded")).toBe(false);
  });
});