Assert what the main button of the edit form reads: "Create entry" on a new entry, "Save" on a saved one, "Save draft" on a draft.
Examples
Then the save button of the edit form should read "Create entry"
Then the save button of the edit form should read "Save"
Then the save button of the edit form should read "Save draft"
And the save button of the edit form should read "Create category"
Then the save button of the edit form should read "Save"
Pattern
Then(/^the save button of the edit form should read "([^"]*)"$/, …)
Part of @webship-js/craft-cms-steps (github.com/webship/craft-cms-steps), a step pack for Webship-js 2.0.x.