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#include "mkql_computation_node_ut.h"
#include <yql/essentials/public/udf/udf_helpers.h>
#include <yql/essentials/minikql/mkql_node_serialization.h>
namespace NKikimr {
namespace NMiniKQL {
// Class, implementing the closure with run config.
class TRunConfig : public NYql::NUdf::TBoxedValue {
public:
explicit TRunConfig(NYql::NUdf::TSourcePosition pos)
: Pos_(pos)
{}
static const NYql::NUdf::TStringRef& Name() {
static auto name = NYql::NUdf::TStringRef::Of("Test");
return name;
}
static bool DeclareSignature(const NYql::NUdf::TStringRef& name,
NYql::NUdf::TType*,
NYql::NUdf::IFunctionTypeInfoBuilder& builder,
bool typesOnly)
{
if (Name() != name) {
return false;
}
builder.RunConfig<char*>().Args(1)->Add<char*>();
builder.Returns<char*>();
if (!typesOnly) {
builder.Implementation(new TRunConfig(builder.GetSourcePosition()));
}
return true;
}
private:
const NYql::NUdf::TSourcePosition Pos_;
};
// Class, implementing the closure with currying.
class TCurrying : public NYql::NUdf::TBoxedValue {
public:
explicit TCurrying(NYql::NUdf::TSourcePosition pos)
: Pos_(pos)
{}
static const NYql::NUdf::TStringRef& Name() {
static auto name = NYql::NUdf::TStringRef::Of("Test");
return name;
}
static bool DeclareSignature(const NYql::NUdf::TStringRef& name,
NYql::NUdf::TType*,
NYql::NUdf::IFunctionTypeInfoBuilder& builder,
bool typesOnly)
{
if (Name() != name) {
return false;
}
builder.OptionalArgs(1).Args(2)->Add<char*>()
.Add<NYql::NUdf::TOptional<bool>>().Name("NewOptionalArg");
builder.Returns(builder.SimpleSignatureType<char*(char*)>());
if (!typesOnly) {
builder.Implementation(new TCurrying(builder.GetSourcePosition()));
}
return true;
}
NYql::NUdf::TUnboxedValue Run(const NYql::NUdf::IValueBuilder*,
const NYql::NUdf::TUnboxedValuePod* args)
const final try {
const std::string_view upvalue(args[0].AsStringRef());
UNIT_ASSERT(!args[1]);
return NYql::NUdf::TUnboxedValuePod(new TImpl(Pos_, upvalue));
} catch (const std::exception& e) {
UdfTerminate((TStringBuilder() << Pos_ << " " << e.what()).data());
}
private:
class TImpl : public NYql::NUdf::TBoxedValue {
public:
explicit TImpl(NYql::NUdf::TSourcePosition pos,
const std::string_view upvalue)
: Pos_(pos)
, Upvalue_(upvalue)
{}
NYql::NUdf::TUnboxedValue Run(const NYql::NUdf::IValueBuilder* valueBuilder,
const NYql::NUdf::TUnboxedValuePod* args)
const override try {
TStringStream concat;
concat << Upvalue_ << " " << args[0].AsStringRef();
return valueBuilder->NewString(NYql::NUdf::TStringRef(concat.Data(),
concat.Size()));
} catch (const std::exception& e) {
UdfTerminate((TStringBuilder() << Pos_ << " " << e.what()).data());
}
private:
const NYql::NUdf::TSourcePosition Pos_;
const TString Upvalue_;
};
const NYql::NUdf::TSourcePosition Pos_;
};
// XXX: To properly test the issue described in YQL-19967, there
// should be two modules, registered by the same name, which
// provide the functions with different signatures, exported by
// the same name. Hence, class names for UDFs are different, but
// use the same name in MKQL bytecode.
SIMPLE_MODULE(TRunConfigUTModule, TRunConfig)
SIMPLE_MODULE(TCurryingUTModule, TCurrying)
Y_UNIT_TEST_SUITE(TMiniKQLUdfTest) {
Y_UNIT_TEST_LLVM(RunconfigToCurrying) {
// Create the test setup, using TRunConfig implementation
// for TestModule.Test UDF.
TVector<TUdfModuleInfo> compileModules;
compileModules.emplace_back(
TUdfModuleInfo{"", "TestModule", new TRunConfigUTModule()}
);
TSetup<LLVM> compileSetup(GetTestFactory(), std::move(compileModules));
TProgramBuilder& pb = *compileSetup.PgmBuilder;
// Build the graph on the setup with TRunConfig implementation.
const auto strType = pb.NewDataType(NUdf::TDataType<char*>::Id);
const auto upvalue = pb.NewDataLiteral<NUdf::EDataSlot::String>("Canary");
const auto value = pb.NewDataLiteral<NUdf::EDataSlot::String>("is alive");
const auto userType = pb.NewTupleType({
pb.NewTupleType({strType}),
pb.NewEmptyStructType(),
pb.NewEmptyTupleType()});
const auto udf = pb.Udf("TestModule.Test", upvalue, userType);
const auto list = pb.NewList(strType, {value});
const auto pgmReturn = pb.Map(list, [&pb, udf](const TRuntimeNode item) {
return pb.Apply(udf, {item});
});
// Create the test setup, using TCurrying implementation
// for TestModule.Test UDF.
TVector<TUdfModuleInfo> runModules;
runModules.emplace_back(
TUdfModuleInfo{"", "TestModule", new TCurryingUTModule()}
);
TSetup<LLVM> runSetup(GetTestFactory(), std::move(runModules));
// Move the graph from the one setup to another as a
// serialized bytecode sequence.
const auto bytecode = SerializeRuntimeNode(pgmReturn, *compileSetup.Env);
const auto root = DeserializeRuntimeNode(bytecode, *runSetup.Env);
// Run the graph on the setup with TCurrying implementation.
const auto graph = runSetup.BuildGraph(root);
const auto iterator = graph->GetValue().GetListIterator();
NUdf::TUnboxedValue result;
UNIT_ASSERT(iterator.Next(result));
UNIT_ASSERT_STRINGS_EQUAL(TStringBuf(result.AsStringRef()), "Canary is alive");
UNIT_ASSERT(!iterator.Next(result));
}
} // Y_UNIT_TEST_SUITE
} // namespace NMiniKQL
} // namespace NKikimr
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