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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Email::Receiver do
include_context :email_shared_context
shared_examples 'correctly finds the mail key' do
specify do
expect(Gitlab::Email::Handler).to receive(:for).with(an_instance_of(Mail::Message), 'gitlabhq/gitlabhq+auth_token').and_return(handler)
receiver.execute
end
end
context 'when the email contains a valid email address in a header' do
let(:handler) { double(:handler) }
before do
allow(handler).to receive(:execute)
allow(handler).to receive(:metrics_params)
allow(handler).to receive(:metrics_event)
stub_incoming_email_setting(enabled: true, address: "incoming+%{key}@appmail.example.com")
end
context 'when in a Delivered-To header' do
let(:email_raw) { fixture_file('emails/forwarded_new_issue.eml') }
it_behaves_like 'correctly finds the mail key'
end
context 'when in an Envelope-To header' do
let(:email_raw) { fixture_file('emails/envelope_to_header.eml') }
it_behaves_like 'correctly finds the mail key'
end
context 'when enclosed with angle brackets in an Envelope-To header' do
let(:email_raw) { fixture_file('emails/envelope_to_header_with_angle_brackets.eml') }
it_behaves_like 'correctly finds the mail key'
end
end
context "when we cannot find a capable handler" do
let(:email_raw) { fixture_file('emails/valid_reply.eml').gsub(mail_key, "!!!") }
it "raises an UnknownIncomingEmail error" do
expect { receiver.execute }.to raise_error(Gitlab::Email::UnknownIncomingEmail)
end
end
context "when the email is blank" do
let(:email_raw) { "" }
it "raises an EmptyEmailError" do
expect { receiver.execute }.to raise_error(Gitlab::Email::EmptyEmailError)
end
end
context "when the email was auto generated with Auto-Submitted header" do
let(:email_raw) { fixture_file("emails/auto_submitted.eml") }
it "raises an AutoGeneratedEmailError" do
expect { receiver.execute }.to raise_error(Gitlab::Email::AutoGeneratedEmailError)
end
end
context "when the email was auto generated with X-Autoreply header" do
let(:email_raw) { fixture_file("emails/auto_reply.eml") }
it "raises an AutoGeneratedEmailError" do
expect { receiver.execute }.to raise_error(Gitlab::Email::AutoGeneratedEmailError)
end
end
it "requires all handlers to have a unique metric_event" do
events = Gitlab::Email::Handler.handlers.map do |handler|
handler.new(Mail::Message.new, 'gitlabhq/gitlabhq+auth_token').metrics_event
end
expect(events.uniq.count).to eq events.count
end
end
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