Add PagesControllerTest with authentication (#288)

* Add PagesControllerTest with authentication

* Rubocop fixes

* Move sign_in to setup block

* Remove instance variable

test/controllers/pages_controller_test.rb

@@ -0,0 +1,12 @@
+require "test_helper"
+
+class PagesControllerTest < ActionDispatch::IntegrationTest
+  setup do
+    sign_in users(:bob)
+  end
+
+  test "dashboard" do
+    get root_path
+    assert_response :ok
+  end
+end

test/test_helper.rb

@@ -11,5 +11,8 @@ module ActiveSupport
     fixtures :all
 
     # Add more helper methods to be used by all tests here...
+    def sign_in(user)
+      post session_path, params: { email: user.email, password: "password" }
+    end
   end
 end