Fix Fog mocking

spec/initializers/fog_google_https_private_urls_spec.rb

 require 'spec_helper'
 
-describe 'Fog::Storage::GoogleXML::File' do
+describe 'Fog::Storage::GoogleXML::File', :fog_requests do
   let(:storage) do
     Fog.mock!
-    Fog::Storage.new({
+    Fog::Storage.new(
       google_storage_access_key_id: "asdf",
       google_storage_secret_access_key: "asdf",
       provider: "Google"
-                     })
+    )
   end
 
   let(:file) do

spec/lib/backup/manager_spec.rb

@@ -274,16 +274,13 @@ describe Backup::Manager do
         }
       )
 
-      # the Fog mock only knows about directories we create explicitly
       Fog.mock!
+
+      # the Fog mock only knows about directories we create explicitly
       connection = ::Fog::Storage.new(Gitlab.config.backup.upload.connection.symbolize_keys)
       connection.directories.create(key: Gitlab.config.backup.upload.remote_directory)
     end
 
-    after do
-      Fog.unmock!
-    end
-
     context 'target path' do
       it 'uses the tar filename by default' do
         expect_any_instance_of(Fog::Collection).to receive(:create)

spec/lib/object_storage/direct_upload_spec.rb

@@ -17,6 +17,10 @@ describe ObjectStorage::DirectUpload do
 
   let(:direct_upload) { described_class.new(credentials, bucket_name, object_name, has_length: has_length, maximum_size: maximum_size) }
 
+  before do
+    Fog.unmock!
+  end
+
   describe '#has_length' do
     context 'is known' do
       let(:has_length) { true }

spec/spec_helper.rb

@@ -133,6 +133,10 @@ RSpec.configure do |config|
     RequestStore.clear!
   end
 
+  config.after(:example) do
+    Fog.unmock! if Fog.mock?
+  end
+
   config.before(:example, :mailer) do
     reset_delivered_emails!
   end

spec/uploaders/object_storage_spec.rb

@@ -360,13 +360,6 @@ describe ObjectStorage do
 
     subject { uploader_class.workhorse_authorize(has_length: has_length, maximum_size: maximum_size) }
 
-    before do
-      # ensure that we use regular Fog libraries
-      # other tests might call `Fog.mock!` and
-      # it will make tests to fail
-      Fog.unmock!
-    end
-
     shared_examples 'uses local storage' do
       it "returns temporary path" do
         is_expected.to have_key(:TempPath)