1 files changed, 51 insertions, 0 deletions
diff --git a/spec/migrations/fix_and_backfill_project_namespaces_for_projects_with_duplicate_name_spec.rb b/spec/migrations/fix_and_backfill_project_namespaces_for_projects_with_duplicate_name_spec.rb
new file mode 100644
index 00000000000..44a2220b2ad
--- /dev/null
+++ b/spec/migrations/fix_and_backfill_project_namespaces_for_projects_with_duplicate_name_spec.rb
@@ -0,0 +1,51 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+require_migration!
+
+RSpec.describe FixAndBackfillProjectNamespacesForProjectsWithDuplicateName, :migration do
+  let(:projects) { table(:projects) }
+  let(:namespaces) { table(:namespaces) }
+
+  let!(:group) { namespaces.create!(name: 'group1', path: 'group1', type: 'Group') }
+  let!(:project_namespace) { namespaces.create!(name: 'project2', path: 'project2', type: 'Project') }
+  let!(:project1) { projects.create!(name: 'project1', path: 'project1', project_namespace_id: nil, namespace_id: group.id, visibility_level: 20) }
+  let!(:project2) { projects.create!(name: 'project2', path: 'project2', project_namespace_id: project_namespace.id, namespace_id: group.id, visibility_level: 20) }
+  let!(:project3) { projects.create!(name: 'project3', path: 'project3', project_namespace_id: nil, namespace_id: group.id, visibility_level: 20) }
+  let!(:project4) { projects.create!(name: 'project4', path: 'project4', project_namespace_id: nil, namespace_id: group.id, visibility_level: 20) }
+
+  describe '#up' do
+    it 'schedules background migrations' do
+      Sidekiq::Testing.fake! do
+        freeze_time do
+          described_class.new.up
+
+          migration = described_class::MIGRATION
+
+          expect(migration).to be_scheduled_delayed_migration(2.minutes, project1.id, project4.id)
+          expect(BackgroundMigrationWorker.jobs.size).to eq 1
+        end
+      end
+    end
+
+    context 'in batches' do
+      before do
+        stub_const('FixAndBackfillProjectNamespacesForProjectsWithDuplicateName::BATCH_SIZE', 2)
+      end
+
+      it 'schedules background migrations' do
+        Sidekiq::Testing.fake! do
+          freeze_time do
+            described_class.new.up
+
+            migration = described_class::MIGRATION
+
+            expect(migration).to be_scheduled_delayed_migration(2.minutes, project1.id, project3.id)
+            expect(migration).to be_scheduled_delayed_migration(4.minutes, project4.id, project4.id)
+            expect(BackgroundMigrationWorker.jobs.size).to eq 2
+          end
+        end
+      end
+    end
+  end
+end