E2E: Validate ci pipelines import

qa/qa/specs/features/api/1_manage/migration/gitlab_migration_pipeline_spec.rb

+# frozen_string_literal: true
+
+require_relative 'gitlab_project_migration_common'
+
+module QA
+  RSpec.describe 'Manage' do
+    describe 'Gitlab migration' do
+      include_context 'with gitlab project migration'
+
+      context 'with ci pipeline' do
+        let!(:source_project_with_readme) { true }
+
+        let(:source_pipelines) do
+          source_project.pipelines.map do |pipeline|
+            pipeline.except(:id, :web_url, :project_id)
+          end
+        end
+
+        let(:imported_pipelines) do
+          imported_project.pipelines.map do |pipeline|
+            pipeline.except(:id, :web_url, :project_id)
+          end
+        end
+
+        before do
+          Resource::Repository::Commit.fabricate_via_api! do |commit|
+            commit.api_client = api_client
+            commit.project = source_project
+            commit.commit_message = 'Add .gitlab-ci.yml'
+            commit.add_files(
+              [
+                {
+                  file_path: '.gitlab-ci.yml',
+                  content: <<~YML
+                    test-success:
+                      script: echo 'OK'
+                  YML
+                }
+              ]
+            )
+          end
+
+          Support::Waiter.wait_until(max_duration: 10, sleep_interval: 1) do
+            !source_project.pipelines.empty?
+          end
+        end
+
+        it(
+          'successfully imports ci pipeline',
+          testcase: 'https://gitlab.com/gitlab-org/gitlab/-/quality/test_cases/354650'
+        ) do
+          expect_import_finished
+
+          expect(imported_pipelines).to eq(source_pipelines)
+        end
+      end
+    end
+  end
+end

qa/qa/specs/features/api/1_manage/migration/gitlab_project_migration_common.rb

 # frozen_string_literal: true
 
 module QA
-  # Disable on staging until bulk_import_projects toggle is on by default
+  # Disable on live envs until bulk_import_projects toggle is on by default
   # Otherwise tests running in parallel can disable feature in the middle of other test
-  RSpec.shared_context 'with gitlab project migration', :requires_admin, except: { subdomain: :staging } do
+  RSpec.shared_context 'with gitlab project migration', :requires_admin, :skip_live_env do
     let(:source_project_with_readme) { false }
     let(:import_wait_duration) { { max_duration: 300, sleep_interval: 2 } }
     let(:admin_api_client) { Runtime::API::Client.as_admin }
@@ -79,8 +79,6 @@ module QA
       # Log failures for easier debugging
       Runtime::Logger.warn("Import failures: #{import_failures}") if example.exception && !import_failures.empty?
     ensure
-      Runtime::Feature.disable(:bulk_import_projects)
-
       user.remove_via_api!
     end
   end