Move XMPP contacts exchange to background job

spec/jobs/exchange_xmpp_contacts_job_spec.rb

@@ -0,0 +1,24 @@
+require 'rails_helper'
+require 'webmock/rspec'
+
+RSpec.describe ExchangeXmppContactsJob, type: :job do
+  let(:user) { create :user, cn: "willherschel", ou: "kosmos.org" }
+
+  subject(:job) {
+    described_class.perform_later(user, 'isaacnewton', 'kosmos.org')
+  }
+
+  before do
+    stub_request(:post, "http://xmpp.example.com/api/add_rosteritem")
+      .to_return(status: 200, body: "", headers: {})
+  end
+
+  it "posts add_rosteritem commands to the ejabberd API" do
+    perform_enqueued_jobs { job }
+
+    expect(WebMock).to have_requested(:post, "http://xmpp.example.com/api/add_rosteritem")
+      .with { |req| req.body == '{"localuser":"isaacnewton","localhost":"kosmos.org","user":"willherschel","host":"kosmos.org","nick":"willherschel","group":"Friends","subs":"both"}' }
+    expect(WebMock).to have_requested(:post, "http://xmpp.example.com/api/add_rosteritem")
+      .with { |req| req.body == '{"localuser":"willherschel","localhost":"kosmos.org","user":"isaacnewton","host":"kosmos.org","nick":"isaacnewton","group":"Friends","subs":"both"}' }
+  end
+end

spec/services/create_account_spec.rb

@@ -1,6 +1,4 @@
 require 'rails_helper'
-require 'webmock/rspec'
-require 'json'
 
 RSpec.describe CreateAccount, type: :model do
   describe "#create_user_in_database" do
@@ -68,6 +66,8 @@ RSpec.describe CreateAccount, type: :model do
   end
 
   describe "#exchange_xmpp_contacts" do
+    include ActiveJob::TestHelper
+
     let(:inviter) { create :user, cn: "willherschel", ou: "kosmos.org" }
     let(:invitation) { create :invitation, user: inviter }
     let(:service) { CreateAccount.new(
@@ -77,18 +77,19 @@ RSpec.describe CreateAccount, type: :model do
       invitation: invitation
     )}
 
-    before do
-      stub_request(:post, "http://xmpp.example.com/api/add_rosteritem")
-        .to_return(status: 200, body: "", headers: {})
-    end
-
-    it "posts add_rosteritem commands to the ejabberd API" do
+    it "enqueues a job to exchange XMPP contacts between inviter and invitee" do
       service.send(:exchange_xmpp_contacts)
 
-      expect(WebMock).to have_requested(:post, "http://xmpp.example.com/api/add_rosteritem")
-        .with { |req| req.body == '{"localuser":"isaacnewton","localhost":"kosmos.org","user":"willherschel","host":"kosmos.org","nick":"willherschel","group":"Friends","subs":"both"}' }
-      expect(WebMock).to have_requested(:post, "http://xmpp.example.com/api/add_rosteritem")
-        .with { |req| req.body == '{"localuser":"willherschel","localhost":"kosmos.org","user":"isaacnewton","host":"kosmos.org","nick":"isaacnewton","group":"Friends","subs":"both"}' }
+      expect(enqueued_jobs.size).to eq(1)
+
+      args = enqueued_jobs.first['arguments']
+      expect(args[0]['_aj_globalid']).to match('gid://akkounts/User')
+      expect(args[1]).to eq('isaacnewton')
+      expect(args[2]).to eq('kosmos.org')
+    end
+
+    after do
+      clear_enqueued_jobs
     end
   end
 end