Add exists call

lib/eson-http.rb

@@ -49,4 +49,5 @@
 require 'eson/http/indices/put_template'
 require 'eson/http/indices/get_template'
 require 'eson/http/indices/delete_template'
-require 'eson/http/indices/update_settings'
+require 'eson/http/indices/update_settings'
+require 'eson/http/indices/exists'

lib/eson/http/indices/exists.rb

@@ -0,0 +1,14 @@
+module Eson
+  module HTTP
+    module IndexExists
+      include Shared::IndexExists
+      extend API
+
+      request_method :head
+
+      def path
+        "/{-list|,|indices}"
+      end 
+    end
+  end
+end

test/http/index_test.rb

@@ -77,7 +77,7 @@
       client.mget(:index => "mget_test", :ids => [1,2])
     end
 
-    asserts("number of docs") { topic[:docs].length }.equals(2)
+    asserts("number of docs") { topic["docs"].length }.equals(2)
   end
 
   context "delete_by_query" do

test/http/indices/basics_test.rb

@@ -225,4 +225,12 @@
     end.equals(false)
   end
 
+  context "exists?" do
+    setup do
+      client.exists? :index => 'does_not_exist_at_all'
+    end
+
+    asserts { topic }.equals(false)
+  end
+
 end