content: import React from 'react';
  import { getDOMNode } from '@test/testUtils';
  import PlaceholderParagraph from '../PlaceholderParagraph';
  
  describe('PlaceholderParagraph', () => {
    it('Should render a PlaceholderParagraph', () => {
      const instance = getDOMNode(<PlaceholderParagraph />);
  
      assert.equal(instance.tagName, 'DIV');
      assert.equal(instance.className, 'rs-placeholder rs-placeholder-paragraph');
    });
  
    it('Should have a custom style', () => {
      const fontSize = '12px';
      const instance = getDOMNode(<PlaceholderParagraph style={{ fontSize }} />);
      assert.equal(instance.style.fontSize, fontSize);
    });
  
    it('Should have a custom className prefix', () => {
      const instance = getDOMNode(<PlaceholderParagraph classPrefix="custom-prefix" />);
      assert.ok(instance.className.match(/\bcustom-prefix\b/));
    });
  
    it('Should render 5 rows', () => {
      const instance = getDOMNode(<PlaceholderParagraph rows={5} />);
  
      assert.equal(instance.lastElementChild.children.length, 5);
    });
  
    it('Height of rows should be 50px', () => {
      const instance = getDOMNode(<PlaceholderParagraph rowHeight={50} />);
  
      assert.equal(instance.lastElementChild.lastElementChild.style.height, '50px');
    });
  
    it('Should has a 50px gap between rows', () => {
      const instance = getDOMNode(<PlaceholderParagraph rowMargin={50} />);
  
      assert.equal(instance.lastElementChild.lastElementChild.style.marginTop, '50px');
    });
  
    it('Should render graph', () => {
      const instance = getDOMNode(<PlaceholderParagraph graph />);
  
      assert.include(
        Array.from(instance.firstElementChild.classList),
        'rs-placeholder-paragraph-graph'
      );
    });
  
    it('Should render circle graph', () => {
      const instance = getDOMNode(<PlaceholderParagraph graph="circle" />);
  
      assert.include(
        Array.from(instance.firstElementChild.classList),
        'rs-placeholder-paragraph-graph-circle'
      );
    });
  
    it('Should render image graph', () => {
      const instance = getDOMNode(<PlaceholderParagraph graph="image" />);
  
      assert.include(
        Array.from(instance.firstElementChild.classList),
        'rs-placeholder-paragraph-graph-image'
      );
    });
  
    it('Should has animation', () => {
      const instance = getDOMNode(<PlaceholderParagraph active />);
  
      assert.include(Array.from(instance.classList), 'rs-placeholder-active');
    });
  });
  