test and fix server question methods

lib/fog/vcloud/terremark/ecloud/models/server.rb

@@ -33,17 +33,17 @@ module Fog
 
           def ready?
             load_unless_loaded!
-            @status == '2'
+            status == '2'
           end
 
           def on?
             load_unless_loaded!
-            @status == '4'
+            status == '4'
           end
 
           def off?
             load_unless_loaded!
-            @status == '2'
+            status == '2'
           end
 
           def power_on

spec/vcloud/terremark/ecloud/models/server_spec.rb

@@ -26,6 +26,26 @@ if Fog.mocking?
       its(:cpus)                  { should == { :count => @mock_vm.cpus, :units => nil } }
       its(:memory)                { should == { :amount => @mock_vm.memory, :units => nil } }
       its(:disks)                 { should == @mock_vm.to_configure_vapp_hash[:disks] }
+
+      describe "question methods" do
+        describe "#ready?" do
+          before { subject.power_off }
+
+          it { should be_ready }
+        end
+
+        describe "#on?" do
+          before { subject.power_on }
+
+          it { should be_on }
+        end
+
+        describe "#off?" do
+          before { subject.power_off }
+
+          it { should be_off }
+        end
+      end
     end
 
     context "as a new server without all info" do