Add ProjectWiki#ensure_repository

app/models/project_wiki.rb

@@ -162,6 +162,10 @@ class ProjectWiki
     wiki
   end
 
+  def ensure_repository
+    create_repo! unless repository_exists?
+  end
+
   def hook_attrs
     {
       web_url: web_url,

app/services/geo/repository_sync_service.rb

@@ -88,7 +88,7 @@ module Geo
       finished_at = nil
 
       begin
-        project.wiki.create_repo! unless project.wiki.repository_exists?
+        project.wiki.ensure_repository
         project.wiki.repository.fetch_geo_mirror(ssh_url_to_wiki)
 
         finished_at = DateTime.now

spec/models/project_wiki_spec.rb

@@ -286,6 +286,24 @@ describe ProjectWiki, models: true do
     end
   end
 
+  describe '#ensure_repository' do
+    it 'creates the repository if it not exist' do
+      allow(subject).to receive(:repository_exists?).and_return(false)
+
+      expect(subject).to receive(:create_repo!)
+
+      subject.ensure_repository
+    end
+
+    it 'does not create the repository if it exists' do
+      allow(subject).to receive(:repository_exists?).and_return(true)
+
+      expect(subject).not_to receive(:create_repo!)
+
+      subject.ensure_repository
+    end
+  end
+
   describe '#hook_attrs' do
     it 'returns a hash with values' do
       expect(subject.hook_attrs).to be_a Hash