1 files changed, 126 insertions, 0 deletions
diff --git a/tests/auto/corelib/tools/qlatin1string/tst_qlatin1string.cpp b/tests/auto/corelib/tools/qlatin1string/tst_qlatin1string.cpp
new file mode 100644
index 0000000000..290c9fc12a
--- /dev/null
+++ b/tests/auto/corelib/tools/qlatin1string/tst_qlatin1string.cpp
@@ -0,0 +1,126 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Marc Mutz <marc.mutz@kdab.com>
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL21$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** As a special exception, The Qt Company gives you certain additional
+** rights. These rights are described in The Qt Company LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtTest/QtTest>
+
+#include <QString>
+
+class tst_QLatin1String : public QObject
+{
+    Q_OBJECT
+
+private Q_SLOTS:
+    void nullString();
+    void emptyString();
+};
+
+void tst_QLatin1String::nullString()
+{
+    // default ctor
+    {
+        QLatin1String l1;
+        QCOMPARE(static_cast<const void*>(l1.data()), static_cast<const void*>(Q_NULLPTR));
+        QCOMPARE(l1.size(), 0);
+
+        QString s = l1;
+        QVERIFY(s.isNull());
+    }
+
+    // from nullptr
+    {
+        const char *null = Q_NULLPTR;
+        QLatin1String l1(null);
+        QCOMPARE(static_cast<const void*>(l1.data()), static_cast<const void*>(Q_NULLPTR));
+        QCOMPARE(l1.size(), 0);
+
+        QString s = l1;
+        QVERIFY(s.isNull());
+    }
+
+    // from null QByteArray
+    {
+        const QByteArray null;
+        QVERIFY(null.isNull());
+
+        QLatin1String l1(null);
+        QEXPECT_FAIL("", "null QByteArrays become non-null QLatin1Strings...", Continue);
+        QCOMPARE(static_cast<const void*>(l1.data()), static_cast<const void*>(Q_NULLPTR));
+        QCOMPARE(l1.size(), 0);
+
+        QString s = l1;
+        QEXPECT_FAIL("", "null QByteArrays become non-null QLatin1Strings become non-null QStrings...", Continue);
+        QVERIFY(s.isNull());
+    }
+}
+
+void tst_QLatin1String::emptyString()
+{
+    {
+        const char *empty = "";
+        QLatin1String l1(empty);
+        QCOMPARE(static_cast<const void*>(l1.data()), static_cast<const void*>(empty));
+        QCOMPARE(l1.size(), 0);
+
+        QString s = l1;
+        QVERIFY(s.isEmpty());
+        QVERIFY(!s.isNull());
+    }
+
+    {
+        const char *notEmpty = "foo";
+        QLatin1String l1(notEmpty, 0);
+        QCOMPARE(static_cast<const void*>(l1.data()), static_cast<const void*>(notEmpty));
+        QCOMPARE(l1.size(), 0);
+
+        QString s = l1;
+        QVERIFY(s.isEmpty());
+        QVERIFY(!s.isNull());
+    }
+
+    {
+        const QByteArray empty = "";
+        QLatin1String l1(empty);
+        QCOMPARE(static_cast<const void*>(l1.data()), static_cast<const void*>(empty.constData()));
+        QCOMPARE(l1.size(), 0);
+
+        QString s = l1;
+        QVERIFY(s.isEmpty());
+        QVERIFY(!s.isNull());
+    }
+}
+
+
+
+QTEST_APPLESS_MAIN(tst_QLatin1String)
+
+#include "tst_qlatin1string.moc"