grapesjs/test/specs/dom_components/view/ComponentV.js

import ComponentView from 'dom_components/view/ComponentView';
import Component from 'dom_components/model/Component';
import DomComponents from 'dom_components';
import Editor from 'editor/model/Editor';

describe('ComponentView', () => {
  var fixtures;
  var model;
  var view;
  var hClass = 'hc-state';
  var dcomp;
  var compOpts;
  let em;

  beforeEach(() => {
    em = new Editor({});
    dcomp = new DomComponents();
    compOpts = {
      em,
      componentTypes: dcomp.componentTypes,
    };
    model = new Component({}, compOpts);
    view = new ComponentView({
      model,
    });
    em.get('StyleManager').render(); // Enable to listen em.setState
    document.body.innerHTML = '<div id="fixtures"></div>';
    fixtures = document.body.querySelector('#fixtures');
    fixtures.appendChild(view.render().el);
  });

  afterEach(() => {
    view.remove();
  });

  test('Component empty', () => {
    expect(fixtures.innerHTML).toEqual('<div data-gjs-type="default" data-highlightable="1"></div>');
  });

  test('Clean form helper state', () => {
    em.setSelected(model);
    em.setState('test');
    em.setState();
    expect(fixtures.innerHTML).toEqual('<div data-gjs-type="default" data-highlightable="1" class="selected"></div>');
  });

  test('Add helper class on status update', () => {
    model.set('status', 'selected');
    expect(fixtures.innerHTML).toEqual('<div data-gjs-type="default" data-highlightable="1" class="selected"></div>');
  });

  test('Get string of classes', () => {
    model.set('attributes', { class: ['test', 'test2'] });
    expect(view.getClasses()).toEqual('test test2');
  });

  test('Update attributes', () => {
    model.set('attributes', {
      title: 'value',
      'data-test': 'value2',
    });
    expect(view.el.getAttribute('title')).toEqual('value');
    expect(view.el.getAttribute('data-test')).toEqual('value2');
  });

  test('Update style', () => {
    model.set('style', {
      color: 'red',
      float: 'left',
    });
    expect(view.el.getAttribute('style')).toEqual('color:red;float:left;');
  });

  test('Clean style', () => {
    model.set('style', { color: 'red' });
    model.set('style', {});
    expect(view.el.getAttribute('style')).toEqual(null);
  });

  test('Add class', () => {
    model.get('classes').add({ name: 'test' });
    expect(view.el.getAttribute('class')).toEqual('test');
  });

  test('Add classes', () => {
    model.get('classes').add([{ name: 'test' }, { name: 'test2' }]);
    expect(view.el.getAttribute('class')).toEqual('test test2');
  });

  test('Update on remove of some class', () => {
    var cls1 = model.get('classes').add({ name: 'test' });
    var cls12 = model.get('classes').add({ name: 'test2' });
    model.get('classes').remove(cls1);
    expect(view.el.getAttribute('class')).toEqual('test2');
  });

  test('Init with different tag', () => {
    model = new Component({ tagName: 'span' });
    view = new ComponentView({ model });
    fixtures.innerHTML = '';
    fixtures.appendChild(view.render().el);
    expect(view.render().el.tagName).toEqual('SPAN');
  });

  test('Init with nested components', () => {
    model = new Component(
      {
        components: [{ tagName: 'span' }, { attributes: { title: 'test' } }],
      },
      compOpts
    );
    view = new ComponentView({
      model,
      componentTypes: dcomp.componentTypes,
    });
    fixtures.innerHTML = '';
    fixtures.appendChild(view.render().el);
    expect(view.$el.html()).toEqual(
      '<span data-gjs-type="default" data-highlightable="1"></span><div data-gjs-type="default" data-highlightable="1" title="test"></div>'
    );
  });

  test('removeClass removes classes from attributes', () => {
    model.addClass('class1');
    model.removeClass('class1');
    const result = model.getAttributes();
    expect(result.class).toEqual(undefined);
  });
});