import { describe, expect, it } from 'vitest';
import { hueTier } from '@/composables/useNavBarSignals';

describe('nav bar hue tier', () => {
  it('comes on at 80, 88 and 95 % of the dial', () => {
    expect(hueTier(0, 0.79)).toBe(0);
    expect(hueTier(0, 0.8)).toBe(1);
    expect(hueTier(0, 0.88)).toBe(2);
    expect(hueTier(0, 1)).toBe(3);
  });

  it('holds a tier until the speed falls below its own floor', () => {
    expect(hueTier(1, 0.77)).toBe(1);
    expect(hueTier(1, 0.75)).toBe(0);
    expect(hueTier(3, 0.93)).toBe(3);
    expect(hueTier(3, 0.9)).toBe(2);
    expect(hueTier(3, 0.4)).toBe(0);
  });
});