Merge branch 'whitelist-gitaly-when-forking-project' into 'master'

Whitelist Gitaly N+1 for forking in tests

See merge request gitlab-org/gitlab-ce!28225

spec/support/helpers/project_forks_helper.rb

 module ProjectForksHelper
   def fork_project(project, user = nil, params = {})
+    Gitlab::GitalyClient.allow_n_plus_1_calls do
+      fork_project_direct(project, user, params)
+    end
+  end
+
+  def fork_project_direct(project, user = nil, params = {})
     # Load the `fork_network` for the project to fork as there might be one that
     # wasn't loaded yet.
     project.reload unless project.fork_network
@@ -44,11 +50,16 @@ module ProjectForksHelper
   end
 
   def fork_project_with_submodules(project, user = nil, params = {})
-    forked_project = fork_project(project, user, params)
-    TestEnv.copy_repo(forked_project,
+    Gitlab::GitalyClient.allow_n_plus_1_calls do
+      forked_project = fork_project_direct(project, user, params)
+      TestEnv.copy_repo(
+        forked_project,
         bare_repo: TestEnv.forked_repo_path_bare,
-                      refs: TestEnv::FORKED_BRANCH_SHA)
+        refs: TestEnv::FORKED_BRANCH_SHA
+      )
       forked_project.repository.after_import
+
       forked_project
     end
+  end
 end