text: import Vue from 'vue';
  import store from '~/repo/stores';
  import repoLoadingFile from '~/repo/components/repo_loading_file.vue';
  import { resetStore } from '../helpers';
  
  describe('RepoLoadingFile', () => {
    let vm;
  
    function createComponent() {
      const RepoLoadingFile = Vue.extend(repoLoadingFile);
  
      return new RepoLoadingFile({
        store,
      }).$mount();
    }
  
    function assertLines(lines) {
      lines.forEach((line, n) => {
        const index = n + 1;
        expect(line.classList.contains(`skeleton-line-${index}`)).toBeTruthy();
      });
    }
  
    function assertColumns(columns) {
      columns.forEach((column) => {
        const container = column.querySelector('.animation-container');
        const lines = [...container.querySelectorAll(':scope > div')];
  
        expect(container).toBeTruthy();
        expect(lines.length).toEqual(6);
        assertLines(lines);
      });
    }
  
    afterEach(() => {
      vm.$destroy();
  
      resetStore(vm.$store);
    });
  
    it('renders 3 columns of animated LoC', () => {
      vm = createComponent();
      const columns = [...vm.$el.querySelectorAll('td')];
  
      expect(columns.length).toEqual(3);
      assertColumns(columns);
    });
  
    it('renders 1 column of animated LoC if isMini', (done) => {
      vm = createComponent();
      vm.$store.state.openFiles.push('test');
  
      vm.$nextTick(() => {
        const columns = [...vm.$el.querySelectorAll('td')];
  
        expect(columns.length).toEqual(1);
        assertColumns(columns);
  
        done();
      });
    });
  });
  