IBooleanExpression boolExpr1 = new SimpleBooleanExpression(true);
IBooleanExpression boolExpr2 = new SimpleBooleanExpression(false);
IBooleanExpression boolExpr3 = new ReferenceBooleanExpression(var);
IBooleanExpression boolExpr4 = new BooleanNumberExpression(numExpr1, "==", numExpr2);
IBooleanExpression boolExpr5 = new BooleanNumberExpression(numExpr1, "!=", numExpr2);
IBooleanExpression boolExpr6 = new BooleanNumberExpression(numExpr1, "<=", numExpr2);
IBooleanExpression boolExpr7 = new BooleanNumberExpression(numExpr1, ">=", numExpr2);
IBooleanExpression boolExpr8 = new BooleanNumberExpression(numExpr1, "<", numExpr2);
IBooleanExpression boolExpr9 = new BooleanNumberExpression(numExpr1, ">", numExpr2);
IBooleanExpression boolExpr10 = new BooleanTypeExpression(typeExpr1, "==", typeExpr2);
IBooleanExpression boolExpr11 = new BooleanTypeExpression(typeExpr1, "!=", typeExpr2);
s = v.verbalize(boolExpr1);
assertEquals("true", s);