api_macros.rb

require "json"

module ApiMacros

  def json(content)
    JSON.pretty_generate content
  end

  def decode_json(content)
    JSON.parse content, symbolize_names: true
  end

  def authorize_basic(user)
    browser.authorize(user.email, "foobar")
  end
  alias_method :authorize, :authorize_basic

  def authorize_token(token)
    browser.header("X-Auth-Token", token)
  end

  def should_be_json
    browser.last_response.headers["Content-Type"].should == "application/json;charset=utf-8"
  end

  def should_200(payload = nil)
    browser.last_response.body.should == json(payload)
    browser.last_response.status.should == 200
  end

  def should_201
    browser.last_response.status.should == 201
  end

  def should_204
    browser.last_response.status.should == 204
    browser.last_response.body.should == ""
    browser.last_response.headers["Content-Type"].should == nil
  end

  def should_400(message = nil)
    browser.last_response.body.should == json({message: message || "Bad request"})
    browser.last_response.status.should == 400
  end

  def should_401(payload = {message: "Authorization required"})
    browser.last_response.body.should == json(payload)
    browser.last_response.status.should == 401
  end

  def should_403(message = nil)
    browser.last_response.body.should == json({message: message || "Forbidden"})
    browser.last_response.status.should == 403
  end

  def should_404
    browser.last_response.body.should == json({message: "Not found"})
    browser.last_response.status.should == 404
  end

  def should_422
    browser.last_response.status.should == 422
  end

  def encode_credentials(username, password)
    "Basic " + Base64.encode64("#{username}:#{password}")
  end
end