public void CheckoutWithBlankFields()
{
_checkoutPage.PlaceOrderButton.Click();
Assert.AreEqual("Error occurred while placing order", _checkoutPage.ErrorMessage.Text);
AssertHelper.AssertDetailsFormFields(_checkoutPage.FirstNameErrorMessage.Text);
AssertHelper.AssertDetailsFormFields(_checkoutPage.LastNameErrorMessage.Text);
AssertHelper.AssertDetailsFormFields(_checkoutPage.PhoneErrorMessage.Text);
AssertHelper.AssertDetailsFormFields(_checkoutPage.DeliveryAddressErrorMessage.Text);
AssertHelper.AssertDetailsFormFields(_checkoutPage.DeliveryDateErrorMessage.Text);
AssertHelper.AssertDetailsFormFields(_checkoutPage.PaymentTypeErrorMessage.Text);
}
