Add test for send_invitation

config/test.exs

@@ -44,7 +44,7 @@ config :ask, Verboice,
     app_id: "AN_APP_ID"
   ]
 
-config :ask, Ask.Mailer, adapter: Ask.Swoosh.Adapters.Test
+config :ask, Ask.Mailer, adapter: Swoosh.Adapters.Test
 
 config :ask, AskWeb.Email,
   smtp_from_address: {:system, "SMTP_FROM_ADDRESS", "Test name <test@email>"}

test/ask_web/controllers/invite_controller_test.exs

@@ -1,5 +1,6 @@
 defmodule AskWeb.InviteControllerTest do
   import Ecto.Query
+  import Swoosh.TestAssertions
 
   use AskWeb.ConnCase
   use Ask.TestHelpers
@@ -1069,4 +1070,25 @@ defmodule AskWeb.InviteControllerTest do
       )
     end
   end
+
+  test "send invite to existing user", %{conn: conn, user: user} do
+    project = create_project_for_user(user)
+    code = "ABC1234"
+    level = "reader"
+    email = "[email protected]"
+
+    conn = get(
+      conn,
+      send_invitation_path(conn, :send_invitation, %{
+        "code" => code,
+        "level" => level,
+        "email" => email,
+        "project_id" => project.id
+      })
+    )
+
+    assert_email_sent(subject: "#{user.name} has invited you to collaborate on #{project.name}.")
+
+    assert json_response(conn, 200)
+  end
 end