text: import db from '../models';
  
  db.Book.sync()
    .then(() => {
      db.Book.bulkCreate([{
        title: 'eloquent javascript',
        authors: 'marijn haverbeke',
        total: 20,
        description: 'a modern introduction to programming',
        categoryId: 1,
      },
      {
        title: 'eloquent ruby',
        authors: 'flo harrison',
        total: 10,
        description: 'ruby destruction',
        categoryId: 2,
      },
      {
        title: 'eloquent python',
        authors: 'flo harrison, dan moss',
        total: 0,
        description: 'feel the snake',
        categoryId: 1,
      },
      {
        title: 'eloquent fish',
        authors: 'flo harrison, dan fish',
        total: 10,
        description: 'feel the fish',
        categoryId: 1,
      }
      ])
        .then(() => {
          process.stdout.write('Test Books created \n');
        }).then(() => {
          process.exit();
        });
    });
  