ElasticsearchExprValueFactory { private ExprBooleanValue constructBoolean(Boolean value) { return ExprBooleanValue.of(value); }  ExprTupleValue construct(String jsonString); ExprValue construct(String field, Object value);  }
@Test public void constructBoolean() { assertEquals(booleanValue(true), tupleValue("{\"boolV\":true}").get("boolV")); assertEquals(booleanValue(true), constructFromObject("boolV", true)); }