gosukiwi

# Model

expect(@user).to have(1).error_on(:username) # checks whether there is an error in username
expect(@user.errors[:username]).to include("can't be blank") # check for the error message

# Rendering

expect(response).to render_template(:index)

# Redirecting

gosukiwi

<%
    # RNB, A VIM COLORSCHEME TEMPLATE
    # Author:        Romain Lafourcade (https://github.com/romainl)
    # Canonical URL: https://gist.github.com/romainl/5cd2f4ec222805f49eca

    # This template is designed to help vimmers create their own colorschemes
    # without much effort.
    #
    # You will need Ruby to generate your colorscheme but Ruby knowledge is
    # not needed at all.