Add spec for BuildScheduleWorker and RunScheduledBuildService

spec/services/ci/run_scheduled_build_service_spec.rb

+require 'spec_helper'
+
+describe Ci::RunScheduledBuildService do
+  let(:user) { create(:user) }
+  let(:project) { create(:project) }
+  let(:pipeline) { create(:ci_pipeline, project: project) }
+
+  subject { described_class.new(project, user).execute(build) }
+
+  context 'when user can update build' do
+    before do
+      project.add_developer(user)
+
+      create(:protected_branch, :developers_can_merge,
+             name: pipeline.ref, project: project)
+    end
+
+    context 'when build is scheduled' do
+      context 'when scheduled_at is expired' do
+        let(:build) { create(:ci_build, :expired_scheduled, user: user, project: project, pipeline: pipeline) }
+
+        it 'can run the build' do
+          expect { subject }.not_to raise_error
+
+          expect(build).to be_pending
+        end
+      end
+
+      context 'when scheduled_at is not expired' do
+        let(:build) { create(:ci_build, :scheduled, user: user, project: project, pipeline: pipeline) }
+
+        it 'can run the build' do
+          expect { subject }.to raise_error(StateMachines::InvalidTransition)
+
+          expect(build).to be_scheduled
+        end
+      end
+    end
+
+    context 'when build is not scheduled' do
+      let(:build) { create(:ci_build, :created, user: user, project: project, pipeline: pipeline) }
+
+      it 'can not run the build' do
+        expect { subject }.to raise_error(StateMachines::InvalidTransition)
+
+        expect(build).to be_created
+      end
+    end
+  end
+
+  context 'when user can not update build' do
+    context 'when build is scheduled' do
+      let(:build) { create(:ci_build, :scheduled, user: user, project: project, pipeline: pipeline) }
+
+      it 'can not run the build' do
+        expect { subject }.to raise_error(Gitlab::Access::AccessDeniedError)
+
+        expect(build).to be_scheduled
+      end
+    end
+  end
+end

spec/workers/ci/build_schedule_worker_spec.rb

+require 'spec_helper'
+
+describe Ci::BuildScheduleWorker do
+  subject { described_class.new.perform(build.id) }
+
+  context 'when build is found' do
+    context 'when build is scheduled' do
+      let(:build) { create(:ci_build, :scheduled) }
+
+      it 'executes RunScheduledBuildService' do
+        expect_any_instance_of(Ci::RunScheduledBuildService)
+          .to receive(:execute).once
+        
+        subject
+      end
+    end
+
+    context 'when build is not scheduled' do
+      let(:build) { create(:ci_build, :created) }
+
+      it 'executes RunScheduledBuildService' do
+        expect_any_instance_of(Ci::RunScheduledBuildService)
+          .not_to receive(:execute)
+
+        subject
+      end
+    end
+  end
+
+  context 'when build is not found' do
+    let(:build) { build_stubbed(:ci_build, :scheduled) }
+
+    it 'does nothing' do
+      expect_any_instance_of(Ci::RunScheduledBuildService)
+        .not_to receive(:execute)
+
+      subject
+    end
+  end
+end