spec/shoes/swt/spec_helper.rb in shoes-swt-4.0.0.pre4 vs spec/shoes/swt/spec_helper.rb in shoes-swt-4.0.0.pre5

@@ -11,9 +11,20 @@
     allow_any_instance_of(Swt::Widgets::MessageBox).to receive(:open)
     # stubbed as otherwise all sorts of callbacks are added during certain specs,
     # which then fail because some doubles are not made for the methods called
     allow(Shoes::Swt::RedrawingAspect).to receive_messages new: true
   end
+
+  # https://github.com/jruby/jruby/wiki/Persistence
+  # mostly to allow stubbing/mocking of said java classes
+  config.before(:all) do
+    Swt::Widgets::Shell.__persistent__      = true
+    Swt::Widgets::MessageBox.__persistent__ = true
+    Swt::Path.__persistent__                = true
+    Swt::Transform.__persistent__           = true
+    Swt::Font.__persistent__                = true
+    Swt::Widgets::Display.__persistent__    = true
+  end
 end
 
 # as we do not create real apps most of the time there are no redraws and we
 # we don't really want that during test execution either way as it adds stuff to
 # methods that might break