Start of handling FeatureRequest activities (#38193)

spec/lib/activitypub/activity/feature_request_spec.rb

@@ -0,0 +1,54 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe ActivityPub::Activity::FeatureRequest do
+  let(:sender)    { Fabricate(:remote_account) }
+  let(:recipient) { Fabricate(:account, discoverable:) }
+  let(:collection) { Fabricate(:remote_collection, account: sender) }
+
+  let(:json) do
+    {
+      '@context' => [
+        'https://www.w3.org/ns/activitystreams',
+      ],
+      'id' => 'https://example.com/feature_requests/1',
+      'type' => 'FeatureRequest',
+      'actor' => sender.uri,
+      'object' => ActivityPub::TagManager.instance.uri_for(recipient),
+      'instrument' => collection.uri,
+    }
+  end
+
+  describe '#perform', feature: :collections_federation do
+    subject { described_class.new(json, sender) }
+
+    context 'when recipient is discoverable' do
+      let(:discoverable) { true }
+
+      it 'schedules a job to send an `Accept` activity' do
+        expect { subject.perform }
+          .to enqueue_sidekiq_job(ActivityPub::DeliveryWorker)
+          .with(satisfying do |body|
+            response_json = JSON.parse(body)
+            response_json['type'] == 'Accept' &&
+              response_json['to'] == sender.uri
+          end, recipient.id, sender.inbox_url)
+      end
+    end
+
+    context 'when recipient is not discoverable' do
+      let(:discoverable) { false }
+
+      it 'schedules a job to send a `Reject` activity' do
+        expect { subject.perform }
+          .to enqueue_sidekiq_job(ActivityPub::DeliveryWorker)
+          .with(satisfying do |body|
+            response_json = JSON.parse(body)
+            response_json['type'] == 'Reject' &&
+              response_json['to'] == sender.uri
+          end, recipient.id, sender.inbox_url)
+      end
+    end
+  end
+end