Make Qt exception safer.

Squashed commit of the branch haralds-haralds-qt-s60-topics/topic/exceptions,
which also contains the full history.

Rev-By: Harald Fernengel
Rev-By: Ralf Engels

1 files changed, 27 insertions, 0 deletions

diff --git a/tests/auto/qbitarray/tst_qbitarray.cpp b/tests/auto/qbitarray/tst_qbitarray.cpp
index 12fbdc3ce6..244183e8ab 100644
--- a/tests/auto/qbitarray/tst_qbitarray.cpp
+++ b/tests/auto/qbitarray/tst_qbitarray.cpp
@@ -108,6 +108,8 @@ private slots:
     void invertOnNull() const;
     void operator_noteq_data();
     void operator_noteq();
+
+    void resize();
 };
 
 Q_DECLARE_METATYPE(QBitArray)
@@ -628,5 +630,30 @@ void tst_QBitArray::operator_noteq()
     QCOMPARE(b, res);
 }
 
+void tst_QBitArray::resize()
+{
+    // -- check that a resize handles the bits correctly
+    QBitArray a = QStringToQBitArray(QString("11"));
+    a.resize(10);
+    QVERIFY(a.size() == 10);
+    QCOMPARE( a, QStringToQBitArray(QString("1100000000")) );
+
+    a.setBit(9);
+    a.resize(9);
+    // now the bit in a should have been gone:
+    QCOMPARE( a, QStringToQBitArray(QString("110000000")) );
+
+    // grow the array back and check the new bit
+    a.resize(10);
+    QCOMPARE( a, QStringToQBitArray(QString("1100000000")) );
+    
+    // other test with and
+    a.resize(9);
+    QBitArray b = QStringToQBitArray(QString("1111111111"));
+    b &= a;
+    QCOMPARE( b, QStringToQBitArray(QString("1100000000")) );
+
+}
+
 QTEST_APPLESS_MAIN(tst_QBitArray)
 #include "tst_qbitarray.moc"