th: automod v2.2

lib/treehouse/automod.rb

@@ -89,7 +89,7 @@ module Treehouse
 
         # minimal effort account, check mentions and account-known age
         has_mention_spam = status.mentions.size >= Rails.configuration.x.th_automod.mention_spam_threshold
-        is_new_account = account.created_at > (Time.now - 1.day)
+        is_new_account = account.created_at > (Time.now - Rails.configuration.x.th_automod.min_account_age_threshold)
 
         has_mention_spam && is_new_account
       end

spec/lib/activitypub/activity/create_spec.rb

@@ -1159,6 +1159,10 @@ RSpec.describe ActivityPub::Activity::Create do
     context 'with automod active' do
       subject { described_class.new(json, sender, delivery: true) }
 
+      let(:sender) { Fabricate(:account, followers_url: 'http://example.com/followers', domain: 'example.com', uri: 'https://example.com/actor', created_at: created_at) }
+      let(:created_at) { Time.now }
+      let(:min_account_age_threshold) { 1.day }
+
       let(:recipient_a) { Fabricate(:account) }
       let(:recipient_b) { Fabricate(:account) }
       let(:staff_user) { Fabricate(:moderator_user) }
@@ -1182,14 +1186,13 @@ RSpec.describe ActivityPub::Activity::Create do
         allow(Rails.configuration.x.th_automod).to receive(:automod_account_username).and_return(staff_user.account.username)
         allow(Rails.configuration.x.th_automod).to receive(:mention_spam_heuristic_auto_limit_active).and_return(true)
         allow(Rails.configuration.x.th_automod).to receive(:mention_spam_threshold).and_return(2)
+        allow(Rails.configuration.x.th_automod).to receive(:min_account_age_threshold).and_return(min_account_age_threshold)
         allow(subject).to receive(:distribute)
         allow(sender).to receive(:silence!).and_call_original
         subject.perform
       end
 
-      context 'and spammy message' do
-        let(:recipients) { [recipient_a, recipient_b] }
-
+      shared_examples 'automod activates' do
         it 'silences the sender' do
           expect(sender).to have_received(:silence!)
           expect(sender.silenced?).to be_truthy
@@ -1204,9 +1207,7 @@ RSpec.describe ActivityPub::Activity::Create do
         end
       end
 
-      context 'and hammy message' do
-        let(:recipients) { [recipient_a] }
-
+      shared_examples 'automod does not activate' do
         it 'does not silence the sender' do
           expect(sender.silenced?).to be_falsy
         end
@@ -1215,6 +1216,28 @@ RSpec.describe ActivityPub::Activity::Create do
           expect(sender.reports.empty?).to be_truthy
         end
       end
+
+      context 'and spammy message' do
+        let(:recipients) { [recipient_a, recipient_b] }
+
+        context 'and old account' do
+          let(:created_at) { Time.now - min_account_age_threshold - 1.hour }
+
+          include_examples 'automod does not activate'
+        end
+
+        context 'and new account' do
+          let(:created_at) { Time.now - min_account_age_threshold + 1.hour }
+
+          include_examples 'automod activates'
+        end
+      end
+
+      context 'and hammy message' do
+        let(:recipients) { [recipient_a] }
+
+        include_examples 'automod does not activate'
+      end
     end
   end
 end

spec/services/activitypub/process_account_service_spec.rb

@@ -206,7 +206,8 @@ RSpec.describe ActivityPub::ProcessAccountService, type: :service do
     let(:account_display_name) { 'evil display name' }
     let(:account_payload_suspended) { false }
 
-    let(:automod_account_username) { nil }
+    let(:staff_user) { Fabricate(:moderator_user) }
+    let(:automod_account_username) { staff_user.account.username }
 
     let(:payload) do
       {
@@ -236,15 +237,15 @@ RSpec.describe ActivityPub::ProcessAccountService, type: :service do
     context 'new account' do
       context 'heuristic matching' do
         it 'suspends the user locally' do
-          expect(subject.suspended?).to be true
-          expect(subject.suspension_origin_local?).to be true
+          expect(subject.suspended?).to be_truthy
+          expect(subject.suspension_origin_local?).to be_truthy
         end
       end
 
       context 'heuristic not matching' do
         let(:account_display_name) { '' }
         it 'does nothing' do
-          expect(subject.suspended?).to be false
+          expect(subject.suspended?).to be_falsy
         end
       end
     end
@@ -258,8 +259,8 @@ RSpec.describe ActivityPub::ProcessAccountService, type: :service do
 
       context 'heuristic matching' do
         it 'suspends the user locally' do
-          expect(subject.suspended?).to be true
-          expect(subject.suspension_origin_local?).to be true
+          expect(subject.suspended?).to be_truthy
+          expect(subject.suspension_origin_local?).to be_truthy
         end
       end
 
@@ -267,7 +268,7 @@ RSpec.describe ActivityPub::ProcessAccountService, type: :service do
         let(:account_display_name) { 'not evil display name' }
 
         it 'does nothing' do
-          expect(subject.suspended?).to be false
+          expect(subject.suspended?).to be_falsy
         end
 
         context 'suspended locally' do
@@ -276,7 +277,7 @@ RSpec.describe ActivityPub::ProcessAccountService, type: :service do
           end
 
           it 'does nothing' do
-            expect(subject.suspended?).to be true
+            expect(subject.suspended?).to be_truthy
           end
         end
       end