const { classifyMdmAvDevice, AV_CATEGORIES, AV_FRIENDLY_NAME_PATTERN } = require('../constants');

describe('AV_FRIENDLY_NAME_PATTERN', () => {
  it('matches the four AV markers (case-insensitive for AppleTV)', () => {
    expect(AV_FRIENDLY_NAME_PATTERN.test('US000782AppleTV01')).toBe(true);
    expect(AV_FRIENDLY_NAME_PATTERN.test('US000782appletv01')).toBe(true);
    expect(AV_FRIENDLY_NAME_PATTERN.test('US000782VW1')).toBe(true);
    expect(AV_FRIENDLY_NAME_PATTERN.test('US000782MSC1')).toBe(true);
    expect(AV_FRIENDLY_NAME_PATTERN.test('US000782LED1')).toBe(true);
  });

  it('does not match non-AV markers', () => {
    expect(AV_FRIENDLY_NAME_PATTERN.test('US000782IPH04')).toBe(false);
    expect(AV_FRIENDLY_NAME_PATTERN.test('US000782SRV01')).toBe(false);
    expect(AV_FRIENDLY_NAME_PATTERN.test('US000782MR03')).toBe(false);
    expect(AV_FRIENDLY_NAME_PATTERN.test('US000782CD01')).toBe(false);
  });
});

describe('classifyMdmAvDevice', () => {
  it('classifies AppleTV first (most specific)', () => {
    expect(classifyMdmAvDevice('US000782AppleTV01')).toBe(AV_CATEGORIES.APPLE_TV);
  });

  it('classifies video walls / music / LED based on the marker', () => {
    expect(classifyMdmAvDevice('US000782VW1')).toBe(AV_CATEGORIES.VIDEO_WALL);
    expect(classifyMdmAvDevice('US000782MSC1')).toBe(AV_CATEGORIES.MUSIC);
    expect(classifyMdmAvDevice('US000782LED1')).toBe(AV_CATEGORIES.LED);
  });

  it('returns null for non-AV MDM names', () => {
    expect(classifyMdmAvDevice('US000782IPH04')).toBeNull();
    expect(classifyMdmAvDevice('US000782SRV01')).toBeNull();
    expect(classifyMdmAvDevice('US000782CD01')).toBeNull();
    expect(classifyMdmAvDevice('')).toBeNull();
    expect(classifyMdmAvDevice(null)).toBeNull();
  });

  it('accepts either a raw friendly-name string or an MDM device object', () => {
    expect(classifyMdmAvDevice({ DeviceFriendlyName: 'US000782VW2' })).toBe(
      AV_CATEGORIES.VIDEO_WALL
    );
    expect(classifyMdmAvDevice({ UserName: 'US000782AppleTV03' })).toBe(AV_CATEGORIES.APPLE_TV);
  });
});