De-dupe MR create service EE specs

De-duplicates the MR create service specs

.rubocop.yml

@@ -217,12 +217,10 @@ Gitlab/DuplicateSpecLocation:
     - ee/spec/helpers/auth_helper_spec.rb
     - ee/spec/lib/gitlab/gl_repository_spec.rb
     - ee/spec/models/namespace_spec.rb
-    - ee/spec/services/merge_requests/create_service_spec.rb
     - ee/spec/services/merge_requests/refresh_service_spec.rb
     - ee/spec/services/merge_requests/update_service_spec.rb
     - ee/spec/helpers/ee/auth_helper_spec.rb
     - ee/spec/models/ee/namespace_spec.rb
-    - ee/spec/services/ee/merge_requests/create_service_spec.rb
     - ee/spec/services/ee/merge_requests/refresh_service_spec.rb
     - ee/spec/services/ee/merge_requests/update_service_spec.rb
 

ee/spec/services/ee/merge_requests/create_service_spec.rb

@@ -6,7 +6,6 @@ describe MergeRequests::CreateService do
   include ProjectForksHelper
 
   let(:project) { create(:project, :repository) }
-  let(:user) { create(:user) }
   let(:service) { described_class.new(project, user, opts) }
   let(:opts) do
     {
@@ -19,11 +18,16 @@ describe MergeRequests::CreateService do
   end
 
   before do
-    project.add_maintainer(user)
     allow(service).to receive(:execute_hooks)
   end
 
   describe '#execute' do
+    let(:user) { create(:user) }
+
+    before do
+      project.add_maintainer(user)
+    end
+
     it 'refreshes code owners for the merge request' do
       fake_refresh_service = instance_double(::MergeRequests::SyncCodeOwnerApprovalRules)
 
@@ -69,4 +73,25 @@ describe MergeRequests::CreateService do
       let(:parent) { project }
     end
   end
+
+  describe '#execute with blocking merge requests', :clean_gitlab_redis_shared_state do
+    let(:opts) { { title: 'Blocked MR', source_branch: 'feature', target_branch: 'master' } }
+    let(:user) { project.owner }
+
+    it 'delegates to MergeRequests::UpdateBlocksService' do
+      expect(MergeRequests::UpdateBlocksService)
+        .to receive(:extract_params!)
+        .and_return(:extracted_params)
+
+      expect_next_instance_of(MergeRequests::UpdateBlocksService) do |block_service|
+        expect(block_service.merge_request.title).to eq('Blocked MR')
+        expect(block_service.current_user).to eq(user)
+        expect(block_service.params).to eq(:extracted_params)
+
+        expect(block_service).to receive(:execute)
+      end
+
+      service.execute
+    end
+  end
 end

ee/spec/services/merge_requests/create_service_spec.rb

-# frozen_string_literal: true
-
-require 'spec_helper'
-
-describe MergeRequests::CreateService, :clean_gitlab_redis_shared_state do
-  let(:project) { create(:project, :repository) }
-  let(:user) { project.owner }
-
-  subject(:service) { described_class.new(project, user, params) }
-
-  describe '#execute' do
-    context 'with blocking merge requests' do
-      let(:params) { { title: 'Blocked MR', source_branch: 'feature', target_branch: 'master' } }
-
-      it 'delegates to MergeRequests::UpdateBlocksService' do
-        expect(MergeRequests::UpdateBlocksService)
-          .to receive(:extract_params!)
-          .and_return(:extracted_params)
-
-        expect_next_instance_of(MergeRequests::UpdateBlocksService) do |block_service|
-          expect(block_service.merge_request.title).to eq('Blocked MR')
-          expect(block_service.current_user).to eq(user)
-          expect(block_service.params).to eq(:extracted_params)
-
-          expect(block_service).to receive(:execute)
-        end
-
-        service.execute
-      end
-    end
-  end
-end