119 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
			
		
		
	
	
			119 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
import axios from 'axios';
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import MockAdapter from 'axios-mock-adapter';
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import Dropzone from 'dropzone';
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import $ from 'jquery';
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import Mousetrap from 'mousetrap';
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import { loadHTMLFixture, resetHTMLFixture } from 'helpers/fixtures';
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import GLForm from '~/gl_form';
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import * as utils from '~/lib/utils/common_utils';
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import ZenMode from '~/zen_mode';
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describe('ZenMode', () => {
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  let mock;
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  let zen;
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  let dropzoneForElementSpy;
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  const fixtureName = 'snippets/show.html';
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  function enterZen() {
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    $('.notes-form .js-zen-enter').click();
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  }
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  function exitZen() {
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    $('.notes-form .js-zen-leave').click();
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  }
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  function escapeKeydown() {
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    $('.notes-form textarea').trigger(
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      $.Event('keydown', {
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        keyCode: 27,
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      }),
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    );
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  }
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  beforeEach(() => {
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    mock = new MockAdapter(axios);
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    mock.onGet().reply(200);
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    loadHTMLFixture(fixtureName);
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    const form = $('.js-new-note-form');
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    new GLForm(form); // eslint-disable-line no-new
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    dropzoneForElementSpy = jest.spyOn(Dropzone, 'forElement').mockImplementation(() => ({
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      enable: () => true,
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    }));
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    zen = new ZenMode();
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    // Set this manually because we can't actually scroll the window
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    zen.scroll_position = 456;
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  });
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  afterEach(() => {
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    resetHTMLFixture();
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  });
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  describe('enabling dropzone', () => {
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    beforeEach(() => {
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      enterZen();
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    });
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    it('should not call dropzone if element is not dropzone valid', () => {
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      $('.div-dropzone').addClass('js-invalid-dropzone');
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      exitZen();
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      expect(dropzoneForElementSpy.mock.calls.length).toEqual(0);
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    });
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    it('should call dropzone if element is dropzone valid', () => {
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      $('.div-dropzone').removeClass('js-invalid-dropzone');
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      exitZen();
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      expect(dropzoneForElementSpy.mock.calls.length).toEqual(2);
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    });
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  });
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  describe('on enter', () => {
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    it('pauses Mousetrap', () => {
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      const mouseTrapPauseSpy = jest.spyOn(Mousetrap, 'pause');
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      enterZen();
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      expect(mouseTrapPauseSpy).toHaveBeenCalled();
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    });
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    it('removes textarea styling', () => {
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      $('.notes-form textarea').attr('style', 'height: 400px');
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      enterZen();
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      expect($('.notes-form textarea')).not.toHaveAttr('style');
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    });
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  });
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  describe('in use', () => {
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    beforeEach(enterZen);
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    it('exits on Escape', () => {
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      escapeKeydown();
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      expect($('.notes-form .zen-backdrop')).not.toHaveClass('fullscreen');
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    });
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  });
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  describe('on exit', () => {
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    beforeEach(enterZen);
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    it('unpauses Mousetrap', () => {
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      const mouseTrapUnpauseSpy = jest.spyOn(Mousetrap, 'unpause');
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      exitZen();
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      expect(mouseTrapUnpauseSpy).toHaveBeenCalled();
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    });
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    it('restores the scroll position', () => {
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      jest.spyOn(utils, 'scrollToElement');
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      exitZen();
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      expect(utils.scrollToElement).toHaveBeenCalled();
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    });
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  });
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});
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