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author | Alexandru Croitor <alexandru.croitor@qt.io> | 2019-09-04 14:33:40 +0200 |
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committer | Alexandru Croitor <alexandru.croitor@qt.io> | 2019-09-04 14:33:40 +0200 |
commit | f255b1e8e297e7e1363921580007145cff574e0d (patch) | |
tree | 9a799be282e6c0d6544d9f8c872073f83e6c0475 /tests/auto/corelib/tools/qbitarray/tst_qbitarray.cpp | |
parent | 7e8705f6632428a8d9a937ab5fe087999347b3dd (diff) | |
parent | bf8fcab8bb92ff534c5cec048d6dbebb3b73a348 (diff) |
Merge remote-tracking branch 'origin/dev' into wip/qt6
Change-Id: I54741635460bb2d8f3fd0be535ee1968d6c442bb
Diffstat (limited to 'tests/auto/corelib/tools/qbitarray/tst_qbitarray.cpp')
-rw-r--r-- | tests/auto/corelib/tools/qbitarray/tst_qbitarray.cpp | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/tests/auto/corelib/tools/qbitarray/tst_qbitarray.cpp b/tests/auto/corelib/tools/qbitarray/tst_qbitarray.cpp index d19eac7530..9a7c099228 100644 --- a/tests/auto/corelib/tools/qbitarray/tst_qbitarray.cpp +++ b/tests/auto/corelib/tools/qbitarray/tst_qbitarray.cpp @@ -84,6 +84,8 @@ private slots: void operator_noteq(); void resize(); + void fromBits_data(); + void fromBits(); }; void tst_QBitArray::size_data() @@ -610,5 +612,60 @@ void tst_QBitArray::resize() } +void tst_QBitArray::fromBits_data() +{ + QTest::addColumn<QByteArray>("data"); + QTest::addColumn<int>("size"); + QTest::addColumn<QBitArray>("expected"); + + QTest::newRow("empty") << QByteArray() << 0 << QBitArray(); + + auto add = [](const QByteArray &tag, const char *data) { + QTest::newRow(tag) << QByteArray(data, (tag.size() + 7) / 8) << tag.size() + << QStringToQBitArray(tag); + }; + + // "0" to "0000000000000000" + for (int i = 1; i < 16; ++i) { + char zero[2] = { 0, 0 }; + QByteArray pattern(i, '0'); + add(pattern, zero); + } + + // "1" to "1111111111111111" + for (int i = 1; i < 16; ++i) { + char one[2] = { '\xff', '\xff' }; + QByteArray pattern(i, '1'); + add(pattern, one); + } + + // trailing 0 and 1 + char zero = 1; + char one = 0; + QByteArray pzero = "1"; + QByteArray pone = "0"; + for (int i = 2; i < 8; ++i) { + zero <<= 1; + pzero.prepend('0'); + add(pzero, &zero); + + one = (one << 1) | 1; + pone.prepend('1'); + add(pone, &one); + } +} + +void tst_QBitArray::fromBits() +{ + QFETCH(QByteArray, data); + QFETCH(int, size); + QFETCH(QBitArray, expected); + + QBitArray fromBits = QBitArray::fromBits(data, size); + QCOMPARE(fromBits, expected); + + QCOMPARE(QBitArray::fromBits(fromBits.bits(), fromBits.size()), expected); +} + QTEST_APPLESS_MAIN(tst_QBitArray) #include "tst_qbitarray.moc" |