1 files changed, 25 insertions, 0 deletions
diff --git a/test/unit/mailbox/callbacks_test.rb b/test/unit/mailbox/callbacks_test.rb
new file mode 100644
index 0000000000..ada6410876
--- /dev/null
+++ b/test/unit/mailbox/callbacks_test.rb
@@ -0,0 +1,25 @@
+require_relative '../../test_helper'
+
+class CallbackMailbox < ActionMailroom::Mailbox
+  before_processing { $before_processing = "Ran that!" }
+  after_processing  { $after_processing = "Ran that too!" }
+  around_processing ->(r, block) { block.call; $around_processing = "Ran that as well!" }
+
+  def process
+    $processed = mail.subject
+  end
+end
+
+class ActionMailroom::Mailbox::CallbacksTest < ActiveSupport::TestCase
+  setup do
+    $before_processing = $after_processing = $around_processing = $processed = false
+    @inbound_email = create_inbound_email("welcome.eml")
+  end
+
+  test "all callback types" do
+    CallbackMailbox.receive @inbound_email
+    assert_equal "Ran that!", $before_processing
+    assert_equal "Ran that too!", $after_processing
+    assert_equal "Ran that as well!", $around_processing
+  end
+end