/* global describe, it, expect */
import PageTree from './page-tree';
import { page } from '../stores/modules/page-store.spec';

describe('Page store', function() {
  it('should parse flat page list to a sorted page tree', function() {
    const flatPages = [
      {
        ...page,
        name: 'page1',
        id: '1'
      },
      {
        ...page,
        name: 'page2',
        id: '2'
      },
      {
        ...page,
        name: 'subpage1',
        id: '3',
        parentId: '1'
      },
      {
        ...page,
        name: 'subsubpage2',
        id: '4',
        parentId: '3'
      },
      {
        ...page,
        name: 'subsubpage1',
        id: '5',
        parentId: '3'
      },
    ];

    const expectedPageTree = [
      {
        ...page,
        name: 'page1',
        id: '1',
        path: '/',
        children: [
          {
            ...page,
            name: 'subpage1',
            id: '3',
            path: '/subpage1',
            isChild: true,
            parentId: '1',
            children: [
              {
                ...page,
                name: 'subsubpage1',
                id: '5',
                path: '/subpage1/subsubpage1',
                children: [],
                parentId: '3',
                isChild: true
              },
              {
                ...page,
                name: 'subsubpage2',
                id: '4',
                path: '/subpage1/subsubpage2',
                children: [],
                parentId: '3',
                isChild: true
              }
            ]
          }
        ]
      },
      {
        ...page,
        name: 'page2',
        id: '2',
        path: '/',
        children: []
      }
    ];

    const pageTree = new PageTree(flatPages).items;

    expect(pageTree).toEqual(expectedPageTree);
  });

  it('should not break when parsing an empty page list to a tree', function() {
    const pageTree = new PageTree([]).items;
    expect(pageTree.length).toBe(0);
  });
});