SCCommon/handsontable/test/unit/helpers/Unicode.spec.js

import {
  isKey,
  isCtrlMetaKey,
} from 'handsontable/helpers/unicode';

describe('Unicode helper', () => {
  //
  // Handsontable.helper.isKey
  //
  describe('isKey', () => {
    it('should be defined', () => {
      expect(isKey).toBeDefined();
    });

    it('should return true when base code is defined individually', () => {
      expect(isKey(39, 'ARROW_RIGHT')).toBe(true);

      expect(isKey('39', 'ARROW_RIGHT')).toBe(false);
      expect(isKey(30, 'ARROW_RIGHT')).toBe(false);
    });

    it('should return true when base code is defined many times', () => {
      expect(isKey(39, 'ARROW_RIGHT|ARROW_UP|ARROW_DOWN')).toBe(true);
      expect(isKey(38, 'ARROW_RIGHT|ARROW_UP|ARROW_DOWN')).toBe(true);
      expect(isKey(40, 'ARROW_RIGHT|ARROW_UP|ARROW_DOWN')).toBe(true);

      expect(isKey(37, 'ARROW_RIGHT|ARROW_UP|ARROW_BOTTOM')).toBe(false);
      expect(isKey('39', 'ARROW_RIGHT|ARROW_UP|ARROW_BOTTOM')).toBe(false);
      expect(isKey(116, 'ARROW_RIGHT|ARROW_UP|ARROW_BOTTOM')).toBe(false);
    });
  });

  //
  // Handsontable.helper.isCtrlMetaKey
  //
  describe('isCtrlMetaKey', () => {
    it('should return `true` when CTRL/CMD key is pressed', () => {
      expect(isCtrlMetaKey(17)).toBe(true);
      expect(isCtrlMetaKey(91)).toBe(true);
      expect(isCtrlMetaKey(93)).toBe(true);
      expect(isCtrlMetaKey(224)).toBe(true);

      expect(isCtrlMetaKey()).toBe(false);
      expect(isCtrlMetaKey(223)).toBe(false);
      expect(isCtrlMetaKey(1)).toBe(false);
      expect(isCtrlMetaKey(16)).toBe(false);
    });
  });
});