diff options
Diffstat (limited to 'tests/auto/corelib/tools/qcryptographichash/tst_qcryptographichash.cpp')
-rw-r--r-- | tests/auto/corelib/tools/qcryptographichash/tst_qcryptographichash.cpp | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/tests/auto/corelib/tools/qcryptographichash/tst_qcryptographichash.cpp b/tests/auto/corelib/tools/qcryptographichash/tst_qcryptographichash.cpp index 2bfe353a91..680749e10a 100644 --- a/tests/auto/corelib/tools/qcryptographichash/tst_qcryptographichash.cpp +++ b/tests/auto/corelib/tools/qcryptographichash/tst_qcryptographichash.cpp @@ -34,6 +34,7 @@ private slots: // keep last void moreThan4GiBOfData_data(); void moreThan4GiBOfData(); + void keccakBufferOverflow(); private: void ensureLargeData(); std::vector<char> large; @@ -488,5 +489,33 @@ void tst_QCryptographicHash::moreThan4GiBOfData() QCOMPARE(single, chunked); } +void tst_QCryptographicHash::keccakBufferOverflow() +{ +#if QT_POINTER_SIZE == 4 + QSKIP("This is a 64-bit-only test"); +#else + + if (ensureLargeData(); large.empty()) + return; + + QElapsedTimer timer; + timer.start(); + const auto sg = qScopeGuard([&] { + qDebug() << "test finished in" << timer.restart() << "ms"; + }); + + constexpr qsizetype magic = INT_MAX/4; + QCOMPARE_GE(large.size(), size_t(magic + 1)); + + QCryptographicHash hash(QCryptographicHash::Algorithm::Keccak_224); + const auto first = QByteArrayView{large}.first(1); + const auto second = QByteArrayView{large}.sliced(1, magic); + hash.addData(first); + hash.addData(second); + (void)hash.resultView(); + QVERIFY(true); // didn't crash +#endif +} + QTEST_MAIN(tst_QCryptographicHash) #include "tst_qcryptographichash.moc" |