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

import { formatRangeSliderValue } from "./range-slider-value";

describe("formatRangeSliderValue", () => {
  it("preserves the precision declared by the slider step", () => {
    expect(formatRangeSliderValue([0.25, 0.77], 0.01)).toBe("0.25 – 0.77");
    expect(formatRangeSliderValue([2.5, 7.5], 0.1, "%")).toBe("2.5% – 7.5%");
  });

  it("keeps integer ranges compact", () => {
    expect(formatRangeSliderValue([20, 80], 1)).toBe("20 – 80");
  });
});