1 files changed, 47 insertions, 0 deletions
diff --git a/spec/migrations/20210210093901_backfill_updated_at_after_repository_storage_move_spec.rb b/spec/migrations/20210210093901_backfill_updated_at_after_repository_storage_move_spec.rb
new file mode 100644
index 00000000000..52678111b48
--- /dev/null
+++ b/spec/migrations/20210210093901_backfill_updated_at_after_repository_storage_move_spec.rb
@@ -0,0 +1,47 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+require Rails.root.join('db', 'post_migrate', '20210210093901_backfill_updated_at_after_repository_storage_move.rb')
+
+RSpec.describe BackfillUpdatedAtAfterRepositoryStorageMove, :sidekiq do
+  let_it_be(:projects) { table(:projects) }
+  let_it_be(:project_repository_storage_moves) { table(:project_repository_storage_moves) }
+  let_it_be(:namespace) { table(:namespaces).create!(name: 'user', path: 'user') }
+
+  describe '#up' do
+    it 'schedules background jobs for all distinct projects in batches' do
+      stub_const("#{described_class}::BATCH_SIZE", 3)
+
+      project_1 = projects.create!(id: 1, namespace_id: namespace.id)
+      project_2 = projects.create!(id: 2, namespace_id: namespace.id)
+      project_3 = projects.create!(id: 3, namespace_id: namespace.id)
+      project_4 = projects.create!(id: 4, namespace_id: namespace.id)
+      project_5 = projects.create!(id: 5, namespace_id: namespace.id)
+      project_6 = projects.create!(id: 6, namespace_id: namespace.id)
+      project_7 = projects.create!(id: 7, namespace_id: namespace.id)
+      projects.create!(id: 8, namespace_id: namespace.id)
+
+      project_repository_storage_moves.create!(id: 1, project_id: project_1.id, source_storage_name: 'default', destination_storage_name: 'default')
+      project_repository_storage_moves.create!(id: 2, project_id: project_1.id, source_storage_name: 'default', destination_storage_name: 'default')
+      project_repository_storage_moves.create!(id: 3, project_id: project_2.id, source_storage_name: 'default', destination_storage_name: 'default')
+      project_repository_storage_moves.create!(id: 4, project_id: project_3.id, source_storage_name: 'default', destination_storage_name: 'default')
+      project_repository_storage_moves.create!(id: 5, project_id: project_3.id, source_storage_name: 'default', destination_storage_name: 'default')
+      project_repository_storage_moves.create!(id: 6, project_id: project_4.id, source_storage_name: 'default', destination_storage_name: 'default')
+      project_repository_storage_moves.create!(id: 7, project_id: project_4.id, source_storage_name: 'default', destination_storage_name: 'default')
+      project_repository_storage_moves.create!(id: 8, project_id: project_5.id, source_storage_name: 'default', destination_storage_name: 'default')
+      project_repository_storage_moves.create!(id: 9, project_id: project_6.id, source_storage_name: 'default', destination_storage_name: 'default')
+      project_repository_storage_moves.create!(id: 10, project_id: project_7.id, source_storage_name: 'default', destination_storage_name: 'default')
+
+      Sidekiq::Testing.fake! do
+        freeze_time do
+          migrate!
+
+          expect(BackgroundMigrationWorker.jobs.size).to eq(3)
+          expect(described_class::MIGRATION_CLASS).to be_scheduled_delayed_migration(2.minutes, 1, 2, 3)
+          expect(described_class::MIGRATION_CLASS).to be_scheduled_delayed_migration(4.minutes, 4, 5, 6)
+          expect(described_class::MIGRATION_CLASS).to be_scheduled_delayed_migration(6.minutes, 7)
+        end
+      end
+    end
+  end
+end