diff options
author | Thiago Macieira <thiago.macieira@intel.com> | 2020-03-20 17:55:31 -0300 |
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committer | Thiago Macieira <thiago.macieira@intel.com> | 2020-03-27 16:45:59 -0300 |
commit | bff56f953adc8ce743aa774d6ad09725d8b9bc45 (patch) | |
tree | 1ecb9a27c9361e9cf73a7a57c29b51795bf6bafe | |
parent | 783d574b932288b61f915b28d5b7b9c5a979f58e (diff) |
tst_QCborValue: Prepare for 64-bit QVectors in Qt 6
Change-Id: Ief61acdfbe4d4b5ba1f0fffd15fe1e921aab0a72
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
-rw-r--r-- | tests/auto/corelib/serialization/qcborvalue/tst_qcborvalue.cpp | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/tests/auto/corelib/serialization/qcborvalue/tst_qcborvalue.cpp b/tests/auto/corelib/serialization/qcborvalue/tst_qcborvalue.cpp index 488771d059..6d8161c1f9 100644 --- a/tests/auto/corelib/serialization/qcborvalue/tst_qcborvalue.cpp +++ b/tests/auto/corelib/serialization/qcborvalue/tst_qcborvalue.cpp @@ -1709,13 +1709,21 @@ void tst_QCborValue::validation_data() // They are meant to ensure we don't pre-allocate a lot of memory // unnecessarily and possibly crash the application. The actual number of // elements in the stream is only 2, so we should get an unexpected EOF - // error. QCborValue internally uses 16 bytes per element, so we get to - // 2 GB at 2^27 elements. - QTest::addRow("very-large-array-no-overflow") << raw("\x9a\x07\xff\xff\xff" "\0\0") << 0 << CborErrorUnexpectedEOF; - QTest::addRow("very-large-array-overflow1") << raw("\x9a\x40\0\0\0" "\0\0") << 0 << CborErrorUnexpectedEOF; - - // this makes sure we don't accidentally clip to 32-bit: sending 2^32+2 elements - QTest::addRow("very-large-array-overflow2") << raw("\x9b\0\0\0\1""\0\0\0\2" "\0\0") << 0 << CborErrorDataTooLarge; + // error. QCborValue internally uses 16 bytes per element, so we get to 2 + // GB at 2^27 elements (32-bit) or, theoretically, 2^63 bytes at 2^59 + // elements (64-bit). + if (sizeof(QVector<int>::size_type) == sizeof(int)) { + // 32-bit sizes (Qt 5 and 32-bit platforms) + QTest::addRow("very-large-array-no-overflow") << raw("\x9a\x07\xff\xff\xff" "\0\0") << 0 << CborErrorUnexpectedEOF; + QTest::addRow("very-large-array-overflow1") << raw("\x9a\x40\0\0\0" "\0\0") << 0 << CborErrorUnexpectedEOF; + + // this makes sure we don't accidentally clip to 32-bit: sending 2^32+2 elements + QTest::addRow("very-large-array-overflow2") << raw("\x9b\0\0\0\1""\0\0\0\2" "\0\0") << 0 << CborErrorDataTooLarge; + } else { + // 64-bit Qt 6 + QTest::addRow("very-large-array-no-overflow") << raw("\x9b\x07\xff\xff\xff" "\xff\xff\xff\xff" "\0\0"); + QTest::addRow("very-large-array-overflow") << raw("\x9b\x40\0\0\0" "\0\0\0\0" "\0\0"); + } } void tst_QCborValue::validation() |