1 files changed, 82 insertions, 0 deletions
diff --git a/spec/services/ci/update_pending_build_service_spec.rb b/spec/services/ci/update_pending_build_service_spec.rb
new file mode 100644
index 00000000000..d842042de40
--- /dev/null
+++ b/spec/services/ci/update_pending_build_service_spec.rb
@@ -0,0 +1,82 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Ci::UpdatePendingBuildService do
+  describe '#execute' do
+    let_it_be(:group) { create(:group) }
+    let_it_be(:project) { create(:project, namespace: group) }
+    let_it_be(:pending_build_1) { create(:ci_pending_build, project: project, instance_runners_enabled: false) }
+    let_it_be(:pending_build_2) { create(:ci_pending_build, project: project, instance_runners_enabled: true) }
+    let_it_be(:update_params) { { instance_runners_enabled: true } }
+
+    subject(:service) { described_class.new(model, update_params).execute }
+
+    context 'validations' do
+      context 'when model is invalid' do
+        let(:model) { pending_build_1 }
+
+        it 'raises an error' do
+          expect { service }.to raise_error(described_class::InvalidModelError)
+        end
+      end
+
+      context 'when params is invalid' do
+        let(:model) { group }
+        let(:update_params) { { minutes_exceeded: true } }
+
+        it 'raises an error' do
+          expect { service }.to raise_error(described_class::InvalidParamsError)
+        end
+      end
+    end
+
+    context 'when model is a group with pending builds' do
+      let(:model) { group }
+
+      it 'updates all pending builds', :aggregate_failures do
+        service
+
+        expect(pending_build_1.reload.instance_runners_enabled).to be_truthy
+        expect(pending_build_2.reload.instance_runners_enabled).to be_truthy
+      end
+
+      context 'when ci_pending_builds_maintain_shared_runners_data is disabled' do
+        before do
+          stub_feature_flags(ci_pending_builds_maintain_shared_runners_data: false)
+        end
+
+        it 'does not update all pending builds', :aggregate_failures do
+          service
+
+          expect(pending_build_1.reload.instance_runners_enabled).to be_falsey
+          expect(pending_build_2.reload.instance_runners_enabled).to be_truthy
+        end
+      end
+    end
+
+    context 'when model is a project with pending builds' do
+      let(:model) { project }
+
+      it 'updates all pending builds', :aggregate_failures do
+        service
+
+        expect(pending_build_1.reload.instance_runners_enabled).to be_truthy
+        expect(pending_build_2.reload.instance_runners_enabled).to be_truthy
+      end
+
+      context 'when ci_pending_builds_maintain_shared_runners_data is disabled' do
+        before do
+          stub_feature_flags(ci_pending_builds_maintain_shared_runners_data: false)
+        end
+
+        it 'does not update all pending builds', :aggregate_failures do
+          service
+
+          expect(pending_build_1.reload.instance_runners_enabled).to be_falsey
+          expect(pending_build_2.reload.instance_runners_enabled).to be_truthy
+        end
+      end
+    end
+  end
+end