diff options
Diffstat (limited to 'tests/auto/corelib/io')
| -rw-r--r-- | tests/auto/corelib/io/qsavefile/tst_qsavefile.cpp | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/tests/auto/corelib/io/qsavefile/tst_qsavefile.cpp b/tests/auto/corelib/io/qsavefile/tst_qsavefile.cpp index 96970421d3..f1327933c4 100644 --- a/tests/auto/corelib/io/qsavefile/tst_qsavefile.cpp +++ b/tests/auto/corelib/io/qsavefile/tst_qsavefile.cpp @@ -72,6 +72,7 @@ public slots: private slots: void transactionalWrite(); + void retryTransactionalWrite(); void textStreamManualFlush(); void textStreamAutoFlush(); void saveTwice(); @@ -129,6 +130,39 @@ void tst_QSaveFile::transactionalWrite() QCOMPARE(QFile::permissions(targetFile), QFile::permissions(otherFile)); } +// QTBUG-77007: Simulate the case of an application with a loop prompting +// to retry saving on failure. Create a read-only file first (Unix only) +void tst_QSaveFile::retryTransactionalWrite() +{ +#ifndef Q_OS_UNIX + QSKIP("This test is Unix only"); +#endif + QTemporaryDir dir; + QVERIFY2(dir.isValid(), qPrintable(dir.errorString())); + + QString targetFile = dir.path() + QLatin1String("/outfile"); + const QString readOnlyName = targetFile + QLatin1String(".ro"); + { + QFile readOnlyFile(readOnlyName); + QVERIFY2(readOnlyFile.open(QIODevice::WriteOnly), msgCannotOpen(readOnlyFile).constData()); + readOnlyFile.write("Hello"); + readOnlyFile.close(); + auto permissions = readOnlyFile.permissions(); + permissions &= ~(QFileDevice::WriteOwner | QFileDevice::WriteGroup | QFileDevice::WriteUser); + QVERIFY(readOnlyFile.setPermissions(permissions)); + } + + QSaveFile file(readOnlyName); + QVERIFY(!file.open(QIODevice::WriteOnly)); + + file.setFileName(targetFile); + QVERIFY2(file.open(QIODevice::WriteOnly), msgCannotOpen(file).constData()); + QVERIFY(file.isOpen()); + QCOMPARE(file.write("Hello"), Q_INT64_C(5)); + QCOMPARE(file.error(), QFile::NoError); + QVERIFY(file.commit()); +} + void tst_QSaveFile::saveTwice() { // Check that we can reuse a QSaveFile object |