assertThat(property.getMemberType(), is("property"));
assertThat(property.getFormat(), is("big-integer(18)"));
assertThat(property.getXIsisFormat(), is("javamathbiginteger"));
scalarRepr = property.getRepresentation("value").as(ScalarValueRepresentation.class);
assertThat(scalarRepr.isString(), is(true));
BigInteger bigInteger = scalarRepr.asBigInteger(property.getFormat());
assertThat(bigInteger, is(new BigInteger("123456789012345678")));
property = domainObjectRepr.getProperty("bigIntegerProperty2");
assertThat(property.getMemberType(), is("property"));
assertThat(property.getFormat(), is("big-integer(18)"));