[Brightbox] Adds update firewall request

lib/fog/brightbox/compute.rb

@@ -125,6 +125,7 @@ module Fog
       request :update_api_client
       request :update_application
       request :update_cloud_ip
+      request :update_firewall_policy
       request :update_firewall_rule
       request :update_image
       request :update_load_balancer

lib/fog/brightbox/requests/compute/update_firewall_policy.rb

@@ -0,0 +1,25 @@
+module Fog
+  module Compute
+    class Brightbox
+      class Real
+        # Updates details of the firewall policy
+        #
+        # @param [String] identifier Unique reference to identify the resource
+        # @param [Hash] options
+        # @option options [String] :name Editable label
+        # @option options [String] :description Longer editable description
+        #
+        # @return [Hash, nil] The JSON response parsed to a Hash or nil if no options passed
+        #
+        # @see https://api.gb1.brightbox.com/1.0/#firewall_policy_update_firewall_policy
+        #
+        def update_firewall_policy(identifier, options)
+          return nil if identifier.nil? || identifier == ""
+          return nil if options.empty? || options.nil?
+          request("put", "/1.0/firewall_policies/#{identifier}", [200], options)
+        end
+
+      end
+    end
+  end
+end

tests/brightbox/requests/compute/firewall_policy_tests.rb

@@ -25,6 +25,13 @@ Shindo.tests('Fog::Compute[:brightbox] | firewall policy requests', ['brightbox'
       end
     end
 
+    update_options = {:name => "Fog test policy B"}
+    tests("#update_firewall_policy('#{@firewall_policy_id}', #{update_options.inspect})") do
+      result = Fog::Compute[:brightbox].update_firewall_policy(@firewall_policy_id, update_options)
+      formats(Brightbox::Compute::Formats::Full::FIREWALL_POLICY, false) { result }
+      returns("Fog test policy B") { result["name"] }
+    end
+
     tests("#destroy_firewall_policy('#{@firewall_policy_id}')") do
       result = Fog::Compute[:brightbox].destroy_firewall_policy(@firewall_policy_id)
       formats(Brightbox::Compute::Formats::Full::FIREWALL_POLICY, false) { result }