Fix all the errors to get our tests green on Rails 5.1.

spec/requests/users_controller_spec.rb

@@ -32,7 +32,7 @@ RSpec.describe UsersController do
     end
 
     it "should be able to update a user" do
-      put "/u/#{user.username}.json", name: 'test.test'
+      put "/u/#{user.username}.json", params: { name: 'test.test' }
 
       expect(response).to be_success
       expect(user.reload.name).to eq('test.test')
@@ -44,11 +44,45 @@ RSpec.describe UsersController do
       end
 
       it "should be able to update a user" do
-        put "/u/#{user.username}.json", name: 'testing123'
+        put "/u/#{user.username}.json", params: { name: 'testing123' }
 
         expect(response).to be_success
         expect(user.reload.name).to eq('testing123')
       end
     end
   end
+
+  describe "#account_created" do
+    it "returns a message when no session is present" do
+      get "/u/account-created"
+
+      expect(response).to be_success
+
+      body = response.body
+
+      expect(body).to match(I18n.t('activation.missing_session'))
+    end
+
+    it "redirects when the user is logged in" do
+      sign_in(Fabricate(:user))
+      get "/u/account-created"
+
+      expect(response).to redirect_to("/")
+    end
+
+    context "when the user account is created" do
+      include ApplicationHelper
+
+      it "returns the message when set in the session" do
+        user = create_user
+        get "/u/account-created"
+
+        expect(response).to be_success
+
+        expect(response.body).to include(
+          "{\"message\":\"#{I18n.t("login.activate_email", email: user.email).gsub!("</", "<\\/")}\",\"show_controls\":true,\"username\":\"#{user.username}\",\"email\":\"#{user.email}\"}"
+        )
+      end
+    end
+  end
 end