Merge branch 'sh-bump-ruby-and-git-image-ci' into 'master'

Bump Ruby to 2.3.7 and git to 2.17.0 in CI image

See merge request gitlab-org/gitlab-ce!18244

.gitlab-ci.yml

-image: "dev.gitlab.org:5005/gitlab/gitlab-build-images:ruby-2.3.6-golang-1.9-git-2.16-chrome-63.0-node-8.x-yarn-1.2-postgresql-9.6"
+image: "dev.gitlab.org:5005/gitlab/gitlab-build-images:ruby-2.3.7-golang-1.9-git-2.17-chrome-63.0-node-8.x-yarn-1.2-postgresql-9.6"
 
 .dedicated-runner: &dedicated-runner
   retry: 1
@@ -6,7 +6,7 @@ image: "dev.gitlab.org:5005/gitlab/gitlab-build-images:ruby-2.3.6-golang-1.9-git
     - gitlab-org
 
 .default-cache: &default-cache
-  key: "ruby-2.3.6-with-yarn"
+  key: "ruby-2.3.7-with-yarn"
   paths:
     - vendor/ruby
     - .yarn-cache/
@@ -571,7 +571,7 @@ static-analysis:
   script:
     - scripts/static-analysis
   cache:
-    key: "ruby-2.3.6-with-yarn-and-rubocop"
+    key: "ruby-2.3.7-with-yarn-and-rubocop"
     paths:
       - vendor/ruby
       - .yarn-cache/

.ruby-version

-2.3.6
+2.3.7

app/workers/authorized_projects_worker.rb

@@ -2,6 +2,14 @@ class AuthorizedProjectsWorker
   include ApplicationWorker
   prepend WaitableWorker
 
+  # This is a workaround for a Ruby 2.3.7 bug. rspec-mocks cannot restore the
+  # visibility of prepended modules. See https://github.com/rspec/rspec-mocks/issues/1231
+  # for more details.
+  if Rails.env.test?
+    def self.bulk_perform_and_wait(args_list, timeout: 10)
+    end
+  end
+
   def perform(user_id)
     user = User.find_by(id: user_id)
 

doc/install/installation.md

@@ -133,9 +133,10 @@ Remove the old Ruby 1.8 if present:
 Download Ruby and compile it:
 
     mkdir /tmp/ruby && cd /tmp/ruby
-    curl --remote-name --progress https://cache.ruby-lang.org/pub/ruby/2.3/ruby-2.3.6.tar.gz
-    echo '4e6a0f828819e15d274ae58485585fc8b7caace0  ruby-2.3.6.tar.gz' | shasum -c - && tar xzf ruby-2.3.6.tar.gz
-    cd ruby-2.3.6
+    curl --remote-name --progress https://cache.ruby-lang.org/pub/ruby/2.3/ruby-2.3.7.tar.gz
+    echo '540996fec64984ab6099e34d2f5820b14904f15a  ruby-2.3.7.tar.gz' | shasum -c - && tar xzf ruby-2.3.7.tar.gz
+    cd ruby-2.3.7
+
     ./configure --disable-install-rdoc
     make
     sudo make install

spec/workers/concerns/waitable_worker_spec.rb

@@ -14,6 +14,12 @@ describe WaitableWorker do
       include ApplicationWorker
       prepend WaitableWorker
 
+      # This is a workaround for a Ruby 2.3.7 bug. rspec-mocks cannot restore
+      # the visibility of prepended modules. See
+      # https://github.com/rspec/rspec-mocks/issues/1231 for more details.
+      def self.bulk_perform_inline(args_list)
+      end
+
       def perform(i = 0)
         self.class.counter += i
       end