Add Missing Binding

Author: rcosta358

liquidjava-example/src/main/java/testSuite/CorrectStateAndParameterRefinementThis.java

@@ -0,0 +1,15 @@
+package testSuite;
+
+import liquidjava.specification.Ghost;
+import liquidjava.specification.Refinement;
+import liquidjava.specification.RefinementPredicate;
+import liquidjava.specification.StateRefinement;
+import liquidjava.specification.StateSet;
+
+@Ghost("int progress")
+@StateSet({"downloading", "completed"})
+public class CorrectStateAndParameterRefinementThis {
+
+    @StateRefinement(from = "downloading(this)", to = "progress(this) == percentage")
+    public void updateProgress(@Refinement("percentage > progress(this)") int percentage) {}
+}

liquidjava-verifier/src/main/java/liquidjava/processor/refinement_checker/object_checkers/AuxStateHandler.java

@@ -216,6 +216,7 @@ private static Predicate createStatePredicate(String value, String targetClass,
         CtTypeReference<?> r = tc.getFactory().Type().createReference(targetClass);
         String nameOld = String.format(Formats.INSTANCE, Keys.THIS, tc.getContext().getCounter());
         String name = String.format(Formats.INSTANCE, Keys.THIS, tc.getContext().getCounter());
+        tc.getContext().addVarToContext(Keys.THIS, r, new Predicate(), e);
         tc.getContext().addVarToContext(name, r, new Predicate(), e);
         tc.getContext().addVarToContext(nameOld, r, new Predicate(), e);
         // TODO REVIEW!!
@@ -616,4 +617,4 @@ private static List<CtAnnotation<? extends Annotation>> getStateAnnotation(CtEle
                 .getCanonicalName().contentEquals("liquidjava.specification.StateRefinement"))
                 .collect(Collectors.toList());
     }
-}
+}