Assert the site confirmed, or did not confirm, the contact form: the visitor is on the confirmation page (/contactus-thank-you) or the form shows its confirmation message in place (.s_website_form_end_message).
Examples
Then I should see the contact form confirmation
And we should see the contact form confirmation
Then we should see the contact us form confirmation
And I should not see the contact form confirmation
Then we should not see the contact us form confirmation
Pattern
Then(/^(I |we )*should( not)* see the contact(?: us)? form confirmation$/, …)
Part of @webship-js/odoo-steps (github.com/webship/odoo-steps), a step pack for Webship-js 2.0.x.