1 files changed, 31 insertions, 0 deletions
diff --git a/spec/migrations/schedule_add_primary_email_to_emails_if_user_confirmed_spec.rb b/spec/migrations/schedule_add_primary_email_to_emails_if_user_confirmed_spec.rb
new file mode 100644
index 00000000000..c66ac1bd7e9
--- /dev/null
+++ b/spec/migrations/schedule_add_primary_email_to_emails_if_user_confirmed_spec.rb
@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+require_migration!
+
+RSpec.describe ScheduleAddPrimaryEmailToEmailsIfUserConfirmed, :sidekiq do
+  let(:migration) { described_class.new }
+  let(:users) { table(:users) }
+
+  let!(:user_1) { users.create!(name: 'confirmed-user-1', email: 'confirmed-1@example.com', confirmed_at: 1.day.ago, projects_limit: 100) }
+  let!(:user_2) { users.create!(name: 'confirmed-user-2', email: 'confirmed-2@example.com', confirmed_at: 1.day.ago, projects_limit: 100) }
+  let!(:user_3) { users.create!(name: 'confirmed-user-3', email: 'confirmed-3@example.com', confirmed_at: 1.day.ago, projects_limit: 100) }
+  let!(:user_4) { users.create!(name: 'confirmed-user-4', email: 'confirmed-4@example.com', confirmed_at: 1.day.ago, projects_limit: 100) }
+
+  before do
+    stub_const("#{described_class.name}::BATCH_SIZE", 2)
+    stub_const("#{described_class.name}::INTERVAL", 2.minutes.to_i)
+  end
+
+  it 'schedules addition of primary email to emails in delayed batches' do
+    Sidekiq::Testing.fake! do
+      freeze_time do
+        migration.up
+
+        expect(described_class::MIGRATION).to be_scheduled_delayed_migration(2.minutes, user_1.id, user_2.id)
+        expect(described_class::MIGRATION).to be_scheduled_delayed_migration(4.minutes, user_3.id, user_4.id)
+        expect(BackgroundMigrationWorker.jobs.size).to eq(2)
+      end
+    end
+  end
+end