removido testChangeOldMentions() e criado testCreateInvocation()

Author: joaonhdelgado

liquidjava-verifier/src/test/java/liquidjava/ast/opt/TestOptimization.java

@@ -1,6 +1,6 @@
+package liquidjava.ast.opt;
 
 import static org.junit.Assert.assertEquals;
-
 import org.junit.Test;
 
 import liquidjava.rj_language.ast.BinaryExpression;

liquidjava-verifier/src/test/java/liquidjava/rj_language/TestPredicate.java

@@ -0,0 +1,13 @@
+package liquidjava.rj_language;
+
+import static org.junit.Assert.assertEquals;
+import org.junit.Test;
+
+public class TestPredicate {
+
+    @Test
+    public void testCreateInvocation() {
+        Predicate p = Predicate.createInvocation("test", Predicate.createVar("x"));
+        assertEquals("test(x)", p.getExpression().toString());
+    }
+}