1 files changed, 35 insertions, 0 deletions
diff --git a/actionmailbox/test/unit/mail_ext/recipients_test.rb b/actionmailbox/test/unit/mail_ext/recipients_test.rb
new file mode 100644
index 0000000000..fdcad440e2
--- /dev/null
+++ b/actionmailbox/test/unit/mail_ext/recipients_test.rb
@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+require_relative "../../test_helper"
+
+module MailExt
+  class RecipientsTest < ActiveSupport::TestCase
+    setup do
+      @mail = Mail.new \
+        to: "david@basecamp.com",
+        cc: "jason@basecamp.com",
+        bcc: "andrea@basecamp.com",
+        x_original_to: "ryan@basecamp.com"
+    end
+
+    test "recipients include everyone from to, cc, bcc, and x-original-to" do
+      assert_equal %w[ david@basecamp.com jason@basecamp.com andrea@basecamp.com ryan@basecamp.com ], @mail.recipients
+    end
+
+    test "recipients addresses use address objects" do
+      assert_equal "basecamp.com", @mail.recipients_addresses.first.domain
+    end
+
+    test "to addresses use address objects" do
+      assert_equal "basecamp.com", @mail.to_addresses.first.domain
+    end
+
+    test "cc addresses use address objects" do
+      assert_equal "basecamp.com", @mail.cc_addresses.first.domain
+    end
+
+    test "bcc addresses use address objects" do
+      assert_equal "basecamp.com", @mail.bcc_addresses.first.domain
+    end
+  end
+end