Remove deprecated single-argument variation of UnfilterNotificationsWorker

app/workers/unfilter_notifications_worker.rb

@@ -4,25 +4,14 @@ class UnfilterNotificationsWorker
   include Sidekiq::Worker
   include Redisable
 
-  # Earlier versions of the feature passed a `notification_request` ID
-  # If `to_account_id` is passed, the first argument is an account ID
-  # TODO for after 4.3.0: drop the single-argument case
-  def perform(notification_request_or_account_id, from_account_id = nil)
-    if from_account_id.present?
-      @notification_request = nil
-      @from_account = Account.find_by(id: from_account_id)
-      @recipient    = Account.find_by(id: notification_request_or_account_id)
-    else
-      @notification_request = NotificationRequest.find_by(id: notification_request_or_account_id)
-      @from_account = @notification_request&.from_account
-      @recipient    = @notification_request&.account
-    end
+  def perform(account_id, from_account_id)
+    @from_account = Account.find_by(id: from_account_id)
+    @recipient    = Account.find_by(id: account_id)
 
     return if @from_account.nil? || @recipient.nil?
 
     push_to_conversations!
     unfilter_notifications!
-    remove_request!
     decrement_worker_count!
   end
 
@@ -36,10 +25,6 @@ class UnfilterNotificationsWorker
     filtered_notifications.in_batches.update_all(filtered: false)
   end
 
-  def remove_request!
-    @notification_request&.destroy!
-  end
-
   def filtered_notifications
     Notification.where(account: @recipient, from_account: @from_account, filtered: true)
   end

spec/workers/unfilter_notifications_worker_spec.rb

@@ -5,6 +5,7 @@ require 'rails_helper'
 RSpec.describe UnfilterNotificationsWorker do
   let(:recipient) { Fabricate(:account) }
   let(:sender) { Fabricate(:account) }
+  let(:worker) { described_class.new }
 
   before do
     # Populate multiple kinds of filtered notifications
@@ -67,23 +68,22 @@ RSpec.describe UnfilterNotificationsWorker do
   end
 
   describe '#perform' do
-    context 'with single argument (prerelease behavior)' do
-      subject { described_class.new.perform(notification_request.id) }
-
-      let(:notification_request) { Fabricate(:notification_request, from_account: sender, account: recipient) }
+    context 'with recipient and sender' do
+      subject { worker.perform(recipient.id, sender.id) }
 
       it_behaves_like 'shared behavior'
-
-      it 'destroys the notification request' do
-        expect { subject }
-          .to change { NotificationRequest.exists?(notification_request.id) }.to(false)
-      end
     end
 
-    context 'with two arguments' do
-      subject { described_class.new.perform(recipient.id, sender.id) }
+    context 'with missing records' do
+      it 'runs without error for missing sender' do
+        expect { worker.perform(recipient.id, nil) }
+          .to_not raise_error
+      end
 
-      it_behaves_like 'shared behavior'
+      it 'runs without error for missing recipient' do
+        expect { worker.perform(nil, sender.id) }
+          .to_not raise_error
+      end
     end
   end
 end