Function ValidateFunctionContext2

be/src/testutil/test-udas.cc:108–120

Defines AggDecimalIntermediate(DECIMAL(1,2), INT) returns DECIMAL(5,6) intermediate DECIMAL(3,4) Useful to test that type parameters are plumbed through.

// intermediate DECIMAL(3,4)
// Useful to test that type parameters are plumbed through.
static void ValidateFunctionContext2(const FunctionContext* context) {
  assert(context->GetNumArgs() == 2);
  assert(context->GetArgType(0)->type == FunctionContext::TYPE_DECIMAL);
  assert(context->GetArgType(0)->precision == 2);
  assert(context->GetArgType(0)->scale == 1);
  assert(context->GetArgType(1)->type == FunctionContext::TYPE_INT);
  assert(context->GetIntermediateType().type == FunctionContext::TYPE_DECIMAL);
  assert(context->GetIntermediateType().precision == 4);
  assert(context->GetIntermediateType().scale == 3);
  assert(context->GetReturnType().type == FunctionContext::TYPE_DECIMAL);
  assert(context->GetReturnType().precision == 6);
  assert(context->GetReturnType().scale == 5);
}
IMPALA_UDF_EXPORT
void AggDecimalIntermediateUpdate(FunctionContext* context, const DecimalVal&,
    const IntVal&, DecimalVal*) {