text: import { expect } from 'chai';
  import * as keys from 'shared/utils/keys';
  
  describe("keys util", () => {
    describe('fromKeyboardEvent', () => {
      it('returns from keyboard input Ctrl+X', () => {
        let k = keys.fromKeyboardEvent({
          key: 'x', shiftKey: false, ctrlKey: true, altKey: false, metaKey: true
        });
        expect(k.key).to.equal('x');
        expect(k.shiftKey).to.be.false;
        expect(k.ctrlKey).to.be.true;
        expect(k.altKey).to.be.false;
        expect(k.metaKey).to.be.true;
      });
  
      it('returns from keyboard input Shift+Esc', () => {
        let k = keys.fromKeyboardEvent({
          key: 'Escape', shiftKey: true, ctrlKey: false, altKey: false, metaKey: true
        });
        expect(k.key).to.equal('Esc');
        expect(k.shiftKey).to.be.true;
        expect(k.ctrlKey).to.be.false;
        expect(k.altKey).to.be.false;
        expect(k.metaKey).to.be.true;
      });
  
      it('returns from keyboard input Ctrl+$', () => {
        // $ required shift pressing on most keyboards
        let k = keys.fromKeyboardEvent({
          key: '$', shiftKey: true, ctrlKey: true, altKey: false, metaKey: false
        });
        expect(k.key).to.equal('$');
        expect(k.shiftKey).to.be.false;
        expect(k.ctrlKey).to.be.true;
        expect(k.altKey).to.be.false;
        expect(k.metaKey).to.be.false;
      });
    });
  
    describe('fromMapKey', () => {
      it('return for X', () => {
        let key = keys.fromMapKey('x');
        expect(key.key).to.equal('x');
        expect(key.shiftKey).to.be.false;
        expect(key.ctrlKey).to.be.false;
        expect(key.altKey).to.be.false;
        expect(key.metaKey).to.be.false;
      });
  
      it('return for Shift+X', () => {
        let key = keys.fromMapKey('X');
        expect(key.key).to.equal('X');
        expect(key.shiftKey).to.be.true;
        expect(key.ctrlKey).to.be.false;
        expect(key.altKey).to.be.false;
        expect(key.metaKey).to.be.false;
      });
  
      it('return for Ctrl+X', () => {
        let key = keys.fromMapKey('<C-X>');
        expect(key.key).to.equal('x');
        expect(key.shiftKey).to.be.false;
        expect(key.ctrlKey).to.be.true;
        expect(key.altKey).to.be.false;
        expect(key.metaKey).to.be.false;
      });
  
      it('returns for Ctrl+Meta+X', () => {
        let key = keys.fromMapKey('<C-M-X>');
        expect(key.key).to.equal('x');
        expect(key.shiftKey).to.be.false;
        expect(key.ctrlKey).to.be.true;
        expect(key.altKey).to.be.false;
        expect(key.metaKey).to.be.true;
      });
  
      it('returns for Ctrl+Shift+x', () => {
        let key = keys.fromMapKey('<C-S-x>');
        expect(key.key).to.equal('X');
        expect(key.shiftKey).to.be.true;
        expect(key.ctrlKey).to.be.true;
        expect(key.altKey).to.be.false;
        expect(key.metaKey).to.be.false;
      });
  
      it('returns for Shift+Esc', () => {
        let key = keys.fromMapKey('<S-Esc>');
        expect(key.key).to.equal('Esc');
        expect(key.shiftKey).to.be.true;
        expect(key.ctrlKey).to.be.false;
        expect(key.altKey).to.be.false;
        expect(key.metaKey).to.be.false;
      });
  
      it('returns for Ctrl+Esc', () => {
        let key = keys.fromMapKey('<C-Esc>');
        expect(key.key).to.equal('Esc');
        expect(key.shiftKey).to.be.false;
        expect(key.ctrlKey).to.be.true;
        expect(key.altKey).to.be.false;
        expect(key.metaKey).to.be.false;
      });
    });
  
    describe('fromMapKeys', () => {
      it('returns mapped keys for Shift+Esc', () => {
        let keyArray = keys.fromMapKeys('<S-Esc>');
        expect(keyArray).to.have.lengthOf(1);
        expect(keyArray[0].key).to.equal('Esc');
        expect(keyArray[0].shiftKey).to.be.true;
      });
  
      it('returns mapped keys for a<C-B><A-C>d<M-e>', () => {
        let keyArray = keys.fromMapKeys('a<C-B><A-C>d<M-e>');
        expect(keyArray).to.have.lengthOf(5);
        expect(keyArray[0].key).to.equal('a');
        expect(keyArray[1].ctrlKey).to.be.true;
        expect(keyArray[1].key).to.equal('b');
        expect(keyArray[2].altKey).to.be.true;
        expect(keyArray[2].key).to.equal('c');
        expect(keyArray[3].key).to.equal('d');
        expect(keyArray[4].metaKey).to.be.true;
        expect(keyArray[4].key).to.equal('e');
      });
    })
  
    describe('equals', () => {
      expect(keys.equals({
        key: 'x',
        ctrlKey: true,
      }, {
        key: 'x',
        ctrlKey: true,
      })).to.be.true;
  
      expect(keys.equals({
        key: 'X',
        shiftKey: true,
      }, {
        key: 'x',
        ctrlKey: true,
      })).to.be.false;
    });
  });
  