# frozen_string_literal: true require_relative "../test_helper" module ActionMailbox class InboundEmailTest < ActiveSupport::TestCase test "mail provides the parsed source" do assert_equal "Discussion: Let's debate these attachments", create_inbound_email_from_fixture("welcome.eml").mail.subject end test "source returns the contents of the raw email" do assert_equal file_fixture("welcome.eml").read, create_inbound_email_from_fixture("welcome.eml").source end test "email with message id is processed only once when received multiple times" do mail = Mail.from_source(file_fixture("welcome.eml").read) assert mail.message_id inbound_email_1 = create_inbound_email_from_source(mail.to_s) assert inbound_email_1 inbound_email_2 = create_inbound_email_from_source(mail.to_s) assert_nil inbound_email_2 end test "email with missing message id is processed only once when received multiple times" do mail = Mail.from_source("Date: Fri, 28 Sep 2018 11:08:55 -0700\r\nTo: a@example.com\r\nMime-Version: 1.0\r\nContent-Type: text/plain\r\nContent-Transfer-Encoding: 7bit\r\n\r\nHello!") assert_nil mail.message_id inbound_email_1 = create_inbound_email_from_source(mail.to_s) assert inbound_email_1 inbound_email_2 = create_inbound_email_from_source(mail.to_s) assert_nil inbound_email_2 end end end