@Test
public void testExpressionConstantFolding()
{
Expression originalExpression = comparison(GREATER_THAN, C_VARBINARY.toSymbolReference(), function("from_hex", stringLiteral("123456")));
ExtractionResult result = fromPredicate(originalExpression);
assertEquals(result.getRemainingExpression(), TRUE_LITERAL);
Slice value = Slices.wrappedBuffer(BaseEncoding.base16().decode("123456"));
assertEquals(result.getTupleDomain(), withColumnDomains(ImmutableMap.of(C_VARBINARY, Domain.create(ValueSet.ofRanges(Range.greaterThan(VARBINARY, value)), false))));
Expression expression = toPredicate(result.getTupleDomain());
assertEquals(expression, comparison(GREATER_THAN, C_VARBINARY.toSymbolReference(), varbinaryLiteral(value)));
}