import { describe, expect, it } from "vitest";

import { finalizePercentInput, normalizePercentInput } from "@/lib/guides/percent-input";

describe("percentage input", () => {
  it("turns only a lone dash into zero when editing finishes", () => {
    expect(normalizePercentInput("-")).toBe("-");
    expect(finalizePercentInput("-")).toBe("0");
    expect(finalizePercentInput("-20")).toBe("-20");
  });

  it("keeps positive and negative decimal input and ignores other text", () => {
    expect(normalizePercentInput("12.5")).toBe("12.5");
    expect(normalizePercentInput("-12.5")).toBe("-12.5");
    expect(normalizePercentInput("invalid", "12")).toBe("12");
  });
});