[XPACK] Backports point in time test

Author: picandocodigo

elasticsearch-xpack/lib/elasticsearch/xpack.rb

@@ -66,7 +66,7 @@ def respond_to_missing?(method_name, *args)
       end
 
       def xpack
-        @xpack_client ||= Elasticsearch::XPack::API::Client.new(self)
+        @xpack ||= Elasticsearch::XPack::API::Client.new(self)
       end
 
       def security

elasticsearch-xpack/test/test_helper.rb

@@ -26,6 +26,7 @@
 
 require 'ansi'
 
+require 'elasticsearch/transport'
 require 'elasticsearch/xpack'
 
 Minitest::Reporters.use! Minitest::Reporters::SpecReporter.new
@@ -48,22 +49,31 @@ module Elasticsearch
   module Test
     class FakeClient
       def xpack
-        @xpack_client ||= Elasticsearch::XPack::API::Client.new(self)
+        @xpack ||= Elasticsearch::XPack::API::Client.new(self)
       end
 
       def perform_request(method, path, params, body)
         puts "PERFORMING REQUEST:", "--> #{method.to_s.upcase} #{path} #{params} #{body}"
         FakeResponse.new(200, 'FAKE', {})
       end
+
+      # Top level methods:
+      Elasticsearch::Transport::Client::TOP_LEVEL_METHODS.each do |method|
+        define_method method do |*args|
+          xpack.send(method, *args)
+        end
+      end
     end
 
     FakeResponse = Struct.new(:status, :body, :headers) do
       def status
         values[0] || 200
       end
+
       def body
         values[1] || '{}'
       end
+
       def headers
         values[2] || {}
       end

elasticsearch-xpack/test/unit/open_point_in_time_test.rb

@@ -46,6 +46,18 @@ class XPackOpenPointInTimeTest < Minitest::Test
 
           subject.xpack.open_point_in_time(index: 'foo')
         end
+
+        should 'perform correct request in client root with index' do
+          subject.expects(:perform_request).with do |method, url, params, body|
+            assert_equal 'POST', method
+            assert_equal 'foo/_pit', url
+            assert_equal({}, params)
+            assert_nil   body
+            true
+          end.returns(FakeResponse.new)
+
+          subject.open_point_in_time(index: 'foo')
+        end
       end
     end
   end