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-rw-r--r--actionmailbox/test/unit/inbound_email/message_id_test.rb15
1 files changed, 15 insertions, 0 deletions
diff --git a/actionmailbox/test/unit/inbound_email/message_id_test.rb b/actionmailbox/test/unit/inbound_email/message_id_test.rb
new file mode 100644
index 0000000000..af467a8d45
--- /dev/null
+++ b/actionmailbox/test/unit/inbound_email/message_id_test.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+require_relative "../../test_helper"
+
+class ActionMailbox::InboundEmail::MessageIdTest < ActiveSupport::TestCase
+ test "message id is extracted from raw email" do
+ inbound_email = create_inbound_email_from_fixture("welcome.eml")
+ assert_equal "0CB459E0-0336-41DA-BC88-E6E28C697DDB@37signals.com", inbound_email.message_id
+ end
+
+ test "message id is generated if its missing" do
+ inbound_email = create_inbound_email_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_not_nil inbound_email.message_id
+ end
+end