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#include <yql/essentials/public/purecalc/purecalc.h>
#include <yql/essentials/public/purecalc/io_specs/protobuf/spec.h>
#include <yql/essentials/public/purecalc/ut/protos/test_structs.pb.h>
#include <yql/essentials/public/purecalc/ut/empty_stream.h>
#include <library/cpp/testing/unittest/registar.h>
Y_UNIT_TEST_SUITE(TestEval) {
Y_UNIT_TEST(TestEvalExpr) {
using namespace NYql::NPureCalc;
auto options = TProgramFactoryOptions();
auto factory = MakeProgramFactory(options);
auto program = factory->MakePullListProgram(
TProtobufInputSpec<NPureCalcProto::TStringMessage>(),
TProtobufOutputSpec<NPureCalcProto::TStringMessage>(),
"SELECT Unwrap(cast(EvaluateExpr('foo' || 'bar') as Utf8)) AS X",
ETranslationMode::SQL
);
auto stream = program->Apply(EmptyStream<NPureCalcProto::TStringMessage*>());
NPureCalcProto::TStringMessage* message;
UNIT_ASSERT(message = stream->Fetch());
UNIT_ASSERT_EQUAL(message->GetX(), "foobar");
UNIT_ASSERT(!stream->Fetch());
}
Y_UNIT_TEST(TestSelfType) {
using namespace NYql::NPureCalc;
auto options = TProgramFactoryOptions();
auto factory = MakeProgramFactory(options);
try {
auto program = factory->MakePullListProgram(
TProtobufInputSpec<NPureCalcProto::TStringMessage>(),
TProtobufOutputSpec<NPureCalcProto::TStringMessage>(),
"$input = PROCESS Input;select unwrap(cast(FormatType(EvaluateType(TypeHandle(TypeOf($input)))) AS Utf8)) AS X",
ETranslationMode::SQL
);
auto stream = program->Apply(EmptyStream<NPureCalcProto::TStringMessage*>());
NPureCalcProto::TStringMessage* message;
UNIT_ASSERT(message = stream->Fetch());
UNIT_ASSERT_VALUES_EQUAL(message->GetX(), "List<Struct<'X':Utf8>>");
UNIT_ASSERT(!stream->Fetch());
} catch (const TCompileError& e) {
UNIT_FAIL(e.GetIssues());
}
}
Y_UNIT_TEST(CantUseSelfInsideEvaluation) {
using namespace NYql::NPureCalc;
auto options = TProgramFactoryOptions();
auto factory = MakeProgramFactory(options);
try {
auto program = factory->MakePullListProgram(
TProtobufInputSpec<NPureCalcProto::TStringMessage>(),
TProtobufOutputSpec<NPureCalcProto::TStringMessage>(),
"$x = SELECT count(*) FROM Input;select unwrap(cast(EvaluateExpr($x) AS Utf8)) AS X",
ETranslationMode::SQL
);
program->Apply(EmptyStream<NPureCalcProto::TStringMessage*>());
UNIT_FAIL("Exception is expected");
} catch (const TCompileError& e) {
UNIT_ASSERT_C(TString(e.GetIssues()).Contains("Inputs aren't available during evaluation"), e.GetIssues());
}
}
}
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