test.js

test('Add Items to Shopping Cart', function(){
  expect(1);

  createTestProduct('iPad Air', 'ipad-air.png', 1, 500, 10); // sale - 450
  createTestProduct('iPhone 5s', 'iphone-5s.png', 0.5, 200, 0); // sale - 200
  createTestProduct('Apple TV', 'apple-tv.png', 1.5, 100, 5); // sale - 95

  createTestCustomer('Bob', 'bob.png', true);
  createTestCustomer('Sally', 'sally.png', false);

  $('select#select-customer').val('Sally');
  $('select#select-customer').trigger('change');

  // 2 iphone 5s
  $('#products tr:nth-child(3) .product-image img').trigger('click');
  $('#products tr:nth-child(3) .product-image img').trigger('click');

  // 1 ipad air
  $('#products tr:nth-child(2) .product-image img').trigger('click');

  // 1 apple tv
  $('#products tr:nth-child(4) .product-image img').trigger('click');

  equal(db.cart.customer.name, 'Sally', 'shopping cart should belong to sally');
  ok(db.cart.customer instanceof Customer, 'sally should be a Customer');
  equal(db.cart.products.length, 4, 'should be 4 items in shopping cart');
  ok(db.cart.products[0] instanceof Product, 'item in products should be a Product');
  equal(db.cart.totals.count, 4, 'should have choosen 4 items');
  equal(db.cart.totals.amount, 945, 'amount total should be 945');
  equal(db.cart.totals.weight, 3.5, 'weight total should be 3.5');

  // domestic $0.50 lb / international $1.50 lb
  equal(db.cart.totals.shipping, 5.25, 'shipping total should be 5.25');
  equal(db.cart.totals.grand, 950.25, 'amount total should be 945');

  equal($('#cart thead tr').length, 1, 'should be a header');
  equal($('#cart tfoot tr').length, 1, 'should be a footer');
  equal($('#cart tbody tr').length, 3, 'should be 3 items in body');

  equal($('#cart tbody tr:nth-child(1) .product-name').text(), 'iPhone 5s', 'name should be iphone 5s');
  equal($('#cart tbody tr:nth-child(1) .product-count').text(), '2', 'count should be 2');

  equal($('#cart tfoot tr #cart-count').text(), '4', 'should have 4 items in cart');
  equal($('#cart tfoot tr #cart-amount').text(), '$945.00', 'should have $945.00 in amount');
  equal($('#cart tfoot tr #cart-weight').text(), '3.5 lbs', 'should have 3.5 lbs for weight');
  equal($('#cart tfoot tr #cart-shipping').text(), '$5.25', 'should have $5.25 for shipping');
  equal($('#cart tfoot tr #cart-grand').text(), '$950.25', 'should have $950.25 for grand');
});