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#include <library/cpp/scheme/tests/fuzz_ops/lib/vm_parse.h>
#include <library/cpp/testing/unittest/registar.h>
Y_UNIT_TEST_SUITE(TestParseNextAction) {
using namespace NSc::NUt;
Y_UNIT_TEST(TestWidth) {
UNIT_ASSERT_VALUES_EQUAL(GetCountWidth(TIdx::ValueCount), 2);
UNIT_ASSERT_VALUES_EQUAL(GetCountWidth(TPos::ValueCount), 4);
UNIT_ASSERT_VALUES_EQUAL(GetCountWidth(TRef::TypeCount), 2);
UNIT_ASSERT_VALUES_EQUAL(GetCountWidth(TSrc::TypeCount), 2);
UNIT_ASSERT_VALUES_EQUAL(GetCountWidth(TDst::TypeCount), 4);
UNIT_ASSERT_VALUES_EQUAL(GetCountWidth(TPath::MaxLength), 5);
UNIT_ASSERT_VALUES_EQUAL(GetCountWidth(TVMAction::TypeCount), 6);
}
Y_UNIT_TEST(TestParseIdx) {
{
TVMState st{"", 1, 0};
UNIT_ASSERT(!ParseIdx(st));
}
{
TVMState st{"\x03", 1, 0};
auto idx = ParseIdx(st);
UNIT_ASSERT(idx);
UNIT_ASSERT_VALUES_EQUAL(idx->Idx, 3);
}
}
void DoTestParsePosFailure(const TStringBuf inp, const ui32 memSz, const ui32 curPos) {
TVMState st{inp, memSz, curPos};
UNIT_ASSERT(!ParsePos(st));
}
[[nodiscard]]
ui32 DoTestParsePosSuccess(TVMState& st) {
const auto pos = ParsePos(st);
UNIT_ASSERT(pos);
return pos->Pos;
}
[[nodiscard]]
ui32 DoTestParsePosSuccess(const TStringBuf inp, const ui32 memSz, const ui32 curPos) {
TVMState st{inp, memSz, curPos};
return DoTestParsePosSuccess(st);
}
Y_UNIT_TEST(TestParsePos) {
DoTestParsePosFailure("", 1, 0);
UNIT_ASSERT_VALUES_EQUAL(DoTestParsePosSuccess(TStringBuf("\x00"sv), 1, 0), 0);
UNIT_ASSERT_VALUES_EQUAL(DoTestParsePosSuccess(TStringBuf("\x01"sv), 1, 0), 0);
DoTestParsePosFailure(TStringBuf("\x02"sv), 1, 0);
DoTestParsePosFailure(TStringBuf("\x03"sv), 2, 0);
UNIT_ASSERT_VALUES_EQUAL(DoTestParsePosSuccess(TStringBuf("\x02"sv), 2, 0), 1);
UNIT_ASSERT_VALUES_EQUAL(DoTestParsePosSuccess(TStringBuf("\x03"sv), 2, 1), 0);
UNIT_ASSERT_VALUES_EQUAL(DoTestParsePosSuccess(TStringBuf("\x0E"sv), 8, 0), 7);
UNIT_ASSERT_VALUES_EQUAL(DoTestParsePosSuccess(TStringBuf("\x0F"sv), 8, 7), 0);
{
TVMState st{TStringBuf("\xDE\x7B"), 16, 0};
UNIT_ASSERT_VALUES_EQUAL(DoTestParsePosSuccess(st), 15);
UNIT_ASSERT_VALUES_EQUAL(DoTestParsePosSuccess(st), 15);
UNIT_ASSERT_VALUES_EQUAL(DoTestParsePosSuccess(st), 15);
UNIT_ASSERT(!ParsePos(st));
}
{
TVMState st{TStringBuf("\xFF\x7F"), 16, 15};
UNIT_ASSERT_VALUES_EQUAL(DoTestParsePosSuccess(st), 0);
UNIT_ASSERT_VALUES_EQUAL(DoTestParsePosSuccess(st), 0);
UNIT_ASSERT_VALUES_EQUAL(DoTestParsePosSuccess(st), 0);
UNIT_ASSERT(!ParsePos(st));
}
}
void DoTestParseRefFailure(const TStringBuf inp, const ui32 memSz, const ui32 curPos) {
TVMState st{inp, memSz, curPos};
UNIT_ASSERT(!ParseRef(st));
}
[[nodiscard]]
auto DoTestParseRefSuccess(TVMState& st) {
const auto ref = ParseRef(st);
UNIT_ASSERT(ref);
return std::make_pair(ref->Pos, ref->Type);
}
[[nodiscard]]
auto DoTestParseRefSuccess(const TStringBuf inp, const ui32 memSz, const ui32 curPos) {
TVMState st{inp, memSz, curPos};
return DoTestParseRefSuccess(st);
}
Y_UNIT_TEST(TestParseRef) {
DoTestParseRefFailure("", 1, 0);
UNIT_ASSERT_VALUES_EQUAL(DoTestParseRefSuccess(TStringBuf("\x00"sv), 1, 0), std::make_pair((ui32)-1, TRef::T_CREATE_FRONT));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseRefSuccess(TStringBuf("\x01"sv), 1, 0), std::make_pair((ui32)-1, TRef::T_CREATE_BACK));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseRefSuccess(TStringBuf("\x0A"sv), 2, 0), std::make_pair(1u, TRef::T_REF__POS));
DoTestParseRefFailure(TStringBuf("\x12"), 1, 0);
DoTestParseRefFailure(TStringBuf("\x03"sv), 1, 0);
{
TVMState st{TStringBuf("\x7A\x7D"), 16, 0};
UNIT_ASSERT_VALUES_EQUAL(DoTestParseRefSuccess(st), std::make_pair(15u, TRef::T_REF__POS));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseRefSuccess(st), std::make_pair(15u, TRef::T_REF__POS));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseRefSuccess(st), std::make_pair((ui32)-1, TRef::T_CREATE_BACK));
UNIT_ASSERT(!ParseRef(st));
}
}
void DoTestParseSrcFailure(const TStringBuf inp, const ui32 memSz, const ui32 curPos) {
TVMState st{inp, memSz, curPos};
UNIT_ASSERT(!ParseSrc(st));
}
[[nodiscard]]
auto DoTestParseSrcSuccess(TVMState& st) {
const auto src = ParseSrc(st);
UNIT_ASSERT(src);
return std::make_pair(src->Pos, src->Type);
}
[[nodiscard]]
auto DoTestParseSrcSuccess(const TStringBuf inp, const ui32 memSz, const ui32 curPos) {
TVMState st{inp, memSz, curPos};
return DoTestParseSrcSuccess(st);
}
Y_UNIT_TEST(TestParseSrc) {
DoTestParseSrcFailure("", 1, 0);
UNIT_ASSERT_VALUES_EQUAL(DoTestParseSrcSuccess(TStringBuf("\x08"sv), 2, 0), std::make_pair(1u, TSrc::T_LREF__POS));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseSrcSuccess(TStringBuf("\x09"sv), 2, 0), std::make_pair(1u, TSrc::T_CREF__POS));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseSrcSuccess(TStringBuf("\x0A"sv), 2, 0), std::make_pair(1u, TSrc::T_RREF__POS));
DoTestParseSrcFailure(TStringBuf("\x03"sv), 1, 0);
{
TVMState st{TStringBuf("\x7A\x7D"), 16, 0};
UNIT_ASSERT_VALUES_EQUAL(DoTestParseSrcSuccess(st), std::make_pair(15u, TSrc::T_RREF__POS));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseSrcSuccess(st), std::make_pair(15u, TSrc::T_RREF__POS));
UNIT_ASSERT(!ParseSrc(st));
}
}
void DoTestParseDstFailure(const TStringBuf inp, const ui32 memSz, const ui32 curPos) {
TVMState st{inp, memSz, curPos};
UNIT_ASSERT(!ParseDst(st));
}
[[nodiscard]]
auto DoTestParseDstSuccess(TVMState& st) {
const auto dst = ParseDst(st);
UNIT_ASSERT(dst);
return std::make_pair(dst->Pos, dst->Type);
}
[[nodiscard]]
auto DoTestParseDstSuccess(const TStringBuf inp, const ui32 memSz, const ui32 curPos) {
TVMState st{inp, memSz, curPos};
return DoTestParseDstSuccess(st);
}
Y_UNIT_TEST(TestParseDst) {
DoTestParseDstFailure("", 1, 0);
UNIT_ASSERT_VALUES_EQUAL(DoTestParseDstSuccess(TStringBuf("\x00"sv), 1, 0), std::make_pair((ui32)-1, TDst::T_CREATE_FRONT_LREF));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseDstSuccess(TStringBuf("\x01"sv), 1, 0), std::make_pair((ui32)-1, TDst::T_CREATE_FRONT_CREF));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseDstSuccess(TStringBuf("\x02"sv), 1, 0), std::make_pair((ui32)-1, TDst::T_CREATE_FRONT_RREF));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseDstSuccess(TStringBuf("\x03"sv), 1, 0), std::make_pair((ui32)-1, TDst::T_CREATE_BACK_LREF));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseDstSuccess(TStringBuf("\x04"sv), 1, 0), std::make_pair((ui32)-1, TDst::T_CREATE_BACK_CREF));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseDstSuccess(TStringBuf("\x05"sv), 1, 0), std::make_pair((ui32)-1, TDst::T_CREATE_BACK_RREF));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseDstSuccess(TStringBuf("\x26\x00"sv), 2, 0), std::make_pair(1u, TDst::T_LREF__POS));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseDstSuccess(TStringBuf("\x27\x00"sv), 2, 0), std::make_pair(1u, TDst::T_CREF__POS));
UNIT_ASSERT_VALUES_EQUAL(DoTestParseDstSuccess(TStringBuf("\x28\x00"sv), 2, 0), std::make_pair(1u, TDst::T_RREF__POS));
DoTestParseDstFailure(TStringBuf("\x06"sv), 1, 0);
DoTestParseDstFailure(TStringBuf("\x09\x00"sv), 1, 0);
{
TVMState st{TStringBuf("\x14\xE7\x09"sv), 16, 0};
// 4=4
UNIT_ASSERT_VALUES_EQUAL(DoTestParseDstSuccess(st), std::make_pair((ui32)-1, TDst::T_CREATE_BACK_CREF));
// 4=8
UNIT_ASSERT_VALUES_EQUAL(DoTestParseDstSuccess(st), std::make_pair((ui32)-1, TDst::T_CREATE_FRONT_CREF));
// 4+1+4=17
UNIT_ASSERT_VALUES_EQUAL(DoTestParseDstSuccess(st), std::make_pair(15u, TDst::T_CREF__POS));
// 4=21
UNIT_ASSERT_VALUES_EQUAL(DoTestParseDstSuccess(st), std::make_pair((ui32)-1, TDst::T_CREATE_BACK_CREF));
UNIT_ASSERT(!ParseDst(st));
}
}
void DoTestParsePathFailure(const TStringBuf inp, const ui32 memSz, const ui32 curPos) {
TVMState st{inp, memSz, curPos};
UNIT_ASSERT(!ParsePath(st));
}
[[nodiscard]]
auto DoTestParsePathSuccess(TVMState& st) {
const auto path = ParsePath(st);
UNIT_ASSERT(path);
return path->Path;
}
[[nodiscard]]
auto DoTestParsePathSuccess(const TStringBuf inp, const ui32 memSz, const ui32 curPos) {
TVMState st{inp, memSz, curPos};
return DoTestParsePathSuccess(st);
}
Y_UNIT_TEST(TestParsePath) {
DoTestParsePathFailure("", 1, 0);
UNIT_ASSERT_VALUES_EQUAL(DoTestParsePathSuccess(TStringBuf("\x00"sv), 1, 0), TStringBuf(""));
UNIT_ASSERT_VALUES_EQUAL(DoTestParsePathSuccess(TStringBuf("\x21\x0C"sv), 1, 0), TStringBuf("a"));
DoTestParsePathFailure("\x22\x0C", 1, 0);
}
}
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