qt 6.5.1 original

tests/auto/corelib/io/qstorageinfo/CMakeLists.txt

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+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: BSD-3-Clause
+
+#####################################################################
+## tst_qstorageinfo Test:
+#####################################################################
+
+qt_internal_add_test(tst_qstorageinfo
+    SOURCES
+        tst_qstorageinfo.cpp
+    LIBRARIES
+        Qt::CorePrivate
+)

tests/auto/corelib/io/qstorageinfo/tst_qstorageinfo.cpp

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+// Copyright (C) 2014 Ivan Komissarov <ABBAPOH@gmail.com>
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+#include <QTest>
+#include <QStorageInfo>
+#include <QTemporaryFile>
+
+#include <stdarg.h>
+
+#include "../../../../manual/qstorageinfo/printvolumes.cpp"
+
+class tst_QStorageInfo : public QObject
+{
+    Q_OBJECT
+private slots:
+    void defaultValues();
+    void dump();
+    void operatorEqual();
+    void operatorNotEqual();
+    void root();
+    void currentStorage();
+    void storageList();
+    void tempFile();
+    void caching();
+};
+
+void tst_QStorageInfo::defaultValues()
+{
+    QStorageInfo storage;
+
+    QVERIFY(!storage.isValid());
+    QVERIFY(!storage.isReady());
+    QVERIFY(storage.rootPath().isEmpty());
+    QVERIFY(!storage.isRoot());
+    QVERIFY(storage.device().isEmpty());
+    QVERIFY(storage.fileSystemType().isEmpty());
+    QCOMPARE(storage.bytesTotal(), -1);
+    QCOMPARE(storage.bytesFree(), -1);
+    QCOMPARE(storage.bytesAvailable(), -1);
+}
+
+static int qInfoPrinter(const char *format, ...)
+{
+    static char buf[1024];
+    static size_t bufuse = 0;
+
+    va_list ap;
+    va_start(ap, format); // use variable arg list
+    int n = qvsnprintf(buf + bufuse, sizeof(buf) - bufuse, format, ap);
+    va_end(ap);
+
+    bufuse += n;
+    if (bufuse >= sizeof(buf) - 1 || format[strlen(format) - 1] == '\n') {
+        // flush
+        QtMessageHandler qt_message_print = qInstallMessageHandler(0);
+        qInstallMessageHandler(qt_message_print);   // restore the handler
+        qt_message_print(QtInfoMsg, QMessageLogContext(), QString::fromLocal8Bit(buf).trimmed());
+        bufuse = 0;
+    }
+
+    return 1;
+}
+
+void tst_QStorageInfo::dump()
+{
+    printVolumes(QStorageInfo::mountedVolumes(), qInfoPrinter);
+}
+
+void tst_QStorageInfo::operatorEqual()
+{
+    {
+        QStorageInfo storage1 = QStorageInfo::root();
+        QStorageInfo storage2(QDir::rootPath());
+        QCOMPARE(storage1, storage2);
+    }
+
+    {
+        QStorageInfo storage1(QCoreApplication::applicationDirPath());
+        QStorageInfo storage2(QCoreApplication::applicationFilePath());
+        QCOMPARE(storage1, storage2);
+    }
+
+    {
+        QStorageInfo storage1;
+        QStorageInfo storage2;
+        QCOMPARE(storage1, storage2);
+    }
+
+    // Test copy ctor
+    {
+        QStorageInfo storage1 = QStorageInfo::root();
+        QStorageInfo storage2(storage1);
+        QCOMPARE(storage1, storage2);
+    }
+}
+
+void tst_QStorageInfo::operatorNotEqual()
+{
+    QStorageInfo storage1 = QStorageInfo::root();
+    QStorageInfo storage2;
+    QVERIFY(storage1 != storage2);
+}
+
+void tst_QStorageInfo::root()
+{
+    QStorageInfo storage = QStorageInfo::root();
+
+    QVERIFY(storage.isValid());
+    QVERIFY(storage.isReady());
+    QCOMPARE(storage.rootPath(), QDir::rootPath());
+    QVERIFY(storage.isRoot());
+    QVERIFY(!storage.device().isEmpty());
+    QVERIFY(!storage.fileSystemType().isEmpty());
+#ifndef Q_OS_HAIKU
+    QVERIFY(storage.bytesTotal() >= 0);
+    QVERIFY(storage.bytesFree() >= 0);
+    QVERIFY(storage.bytesAvailable() >= 0);
+#endif
+}
+
+void tst_QStorageInfo::currentStorage()
+{
+    QString appPath = QCoreApplication::applicationFilePath();
+    QStorageInfo storage(appPath);
+    QVERIFY(storage.isValid());
+    QVERIFY(storage.isReady());
+    QVERIFY(appPath.startsWith(storage.rootPath(), Qt::CaseInsensitive));
+    QVERIFY(!storage.device().isEmpty());
+    QVERIFY(!storage.fileSystemType().isEmpty());
+    QVERIFY(storage.bytesTotal() >= 0);
+    QVERIFY(storage.bytesFree() >= 0);
+    QVERIFY(storage.bytesAvailable() >= 0);
+}
+
+void tst_QStorageInfo::storageList()
+{
+    QStorageInfo root = QStorageInfo::root();
+
+    QList<QStorageInfo> volumes = QStorageInfo::mountedVolumes();
+
+    // at least, root storage should be present
+    QVERIFY(volumes.contains(root));
+    volumes.removeOne(root);
+    QVERIFY(!volumes.contains(root));
+
+    foreach (const QStorageInfo &storage, volumes) {
+        if (!storage.isReady())
+            continue;
+
+        QVERIFY(storage.isValid());
+        QVERIFY(!storage.isRoot());
+#ifndef Q_OS_WIN
+        QVERIFY(!storage.device().isEmpty());
+        QVERIFY(!storage.fileSystemType().isEmpty());
+#endif
+    }
+}
+
+void tst_QStorageInfo::tempFile()
+{
+    QTemporaryFile file;
+    QVERIFY2(file.open(), qPrintable(file.errorString()));
+
+    QStorageInfo storage1(file.fileName());
+#ifdef Q_OS_LINUX
+    if (storage1.fileSystemType() == "btrfs")
+        QSKIP("This test doesn't work on btrfs, probably due to a btrfs bug");
+#endif
+
+    qint64 free = storage1.bytesFree();
+    QVERIFY(free != -1);
+
+    file.write(QByteArray(1024*1024, '1'));
+    file.flush();
+    file.close();
+
+    QStorageInfo storage2(file.fileName());
+    if (free == storage2.bytesFree() && storage2.fileSystemType() == "apfs") {
+        QEXPECT_FAIL("", "This test is likely to fail on APFS", Continue);
+    }
+
+    QVERIFY(free != storage2.bytesFree());
+}
+
+void tst_QStorageInfo::caching()
+{
+    QTemporaryFile file;
+    QVERIFY2(file.open(), qPrintable(file.errorString()));
+
+    QStorageInfo storage1(file.fileName());
+#ifdef Q_OS_LINUX
+    if (storage1.fileSystemType() == "btrfs")
+        QSKIP("This test doesn't work on btrfs, probably due to a btrfs bug");
+#endif
+
+    qint64 free = storage1.bytesFree();
+    QStorageInfo storage2(storage1);
+    QCOMPARE(free, storage2.bytesFree());
+    QVERIFY(free != -1);
+
+    file.write(QByteArray(1024*1024, '\0'));
+    file.flush();
+
+    QCOMPARE(free, storage1.bytesFree());
+    QCOMPARE(free, storage2.bytesFree());
+    storage2.refresh();
+    QCOMPARE(storage1, storage2);
+    if (free == storage2.bytesFree() && storage2.fileSystemType() == "apfs") {
+        QEXPECT_FAIL("", "This test is likely to fail on APFS", Continue);
+    }
+    QVERIFY(free != storage2.bytesFree());
+}
+
+QTEST_MAIN(tst_QStorageInfo)
+
+#include "tst_qstorageinfo.moc"