@Test
public void appendaLambdaToOld() {

    LambdaExpr l1 = parseExpression("(_this) -> _this.getTimeFieldAsDate()");
    LambdaExpr l2 = parseExpression("(_this) -> _this.getTime()");
    Expression expected = parseExpression("(_this) -> _this.getTimeFieldAsDate().getTime()");
    Expression actual = LambdaUtil.appendNewLambdaToOld(l1, l2);
    assertEquals(expected.toString(), actual.toString());
}