Open the cart page or the checkout.
Examples
When I go to the cart
When I go to the checkout
Given I am on the cart
Given we are on the checkout
And we go to the cart
Pattern
Given(/^(?:(?:I am |we are )+on|(?:I |we )*go to) the (cart|checkout)$/, …)
Part of @webship-js/magento-steps (github.com/webship/magento-steps), a step pack for Webship-js 2.0.x.