import { describe, it, expect } from "vitest";
import { documentStageStyle } from "@/lib/repair-document-stage";

describe("documentStageStyle", () => {
  it("returns the four tones with the right label and Tailwind classes", () => {
    const cases = [
      {
        tone: "pending" as const,
        label: "Not started",
        stripe: "bg-red-500",
        badge: "bg-red-100 text-red-700 ring-red-600/20",
      },
      {
        tone: "in_progress" as const,
        label: "In progress",
        stripe: "bg-amber-500",
        badge: "bg-amber-100 text-amber-800 ring-amber-600/20",
      },
      {
        tone: "done" as const,
        label: "Done",
        stripe: "bg-emerald-500",
        badge: "bg-emerald-100 text-emerald-800 ring-emerald-600/20",
      },
      {
        tone: "skipped" as const,
        label: "Replaced",
        stripe: "bg-zinc-300",
        badge: "bg-zinc-100 text-zinc-600 ring-zinc-500/20",
      },
    ];

    for (const c of cases) {
      const s = documentStageStyle(c.tone);
      expect(s.tone).toBe(c.tone);
      expect(s.label).toBe(c.label);
      expect(s.stripeClass).toBe(c.stripe);
      expect(s.badgeClass).toBe(c.badge);
      // Every tone exposes the same five keys so the consumer can
      // splat the result onto a row.
      expect(s.dotClass).toMatch(/^bg-/);
      expect(s.tintClass).toMatch(/^bg-/);
    }
  });

  it("returns a fresh object per call (no shared mutable state)", () => {
    const a = documentStageStyle("done");
    const b = documentStageStyle("done");
    expect(a).not.toBe(b);
    expect(a).toEqual(b);
  });
});