Add QHandle template class and test

With: Paul Lemire

Change-Id: I47a228553da06d9692a206fd2424beea0a163b2f
Reviewed-by: Paul Lemire <paul.lemire@kdab.com>
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>

1 files changed, 179 insertions, 0 deletions

diff --git a/tests/auto/core/handle/tst_handle.cpp b/tests/auto/core/handle/tst_handle.cpp
new file mode 100644
index 000000000..5af3196d1
--- /dev/null
+++ b/tests/auto/core/handle/tst_handle.cpp
@@ -0,0 +1,179 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt3D module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/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 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtTest/QtTest>
+#include <Qt3DCore/qhandle.h>
+
+class tst_Handle : public QObject
+{
+    Q_OBJECT
+public:
+    tst_Handle() {}
+    ~tst_Handle() {}
+
+private slots:
+    void defaultConstruction();
+    void construction();
+    void copyConstruction();
+    void assignment();
+    void equality();
+    void inequality();
+    void staticLimits();
+    void bigHandle();
+};
+
+class SimpleResource
+{
+public:
+    SimpleResource()
+        : m_value(0)
+    {}
+
+    int m_value;
+};
+
+typedef Qt3D::QHandle<SimpleResource> Handle;
+typedef Qt3D::QHandle<SimpleResource, 22> BigHandle;
+
+void tst_Handle::defaultConstruction()
+{
+    Handle h;
+    QVERIFY(h.isNull() == true);
+    QVERIFY(h.index() == 0);
+    QVERIFY(h.counter() == 0);
+    QVERIFY(h.handle() == 0);
+}
+
+void tst_Handle::construction()
+{
+    Handle h(0, 1);
+    QVERIFY(h.isNull() == false);
+    QVERIFY(h.index() == 0);
+    QVERIFY(h.counter() == 1);
+    qDebug() << h;
+    QVERIFY(h.handle() == 65536);
+
+    Handle h2(1, 1);
+    QVERIFY(h2.isNull() == false);
+    QVERIFY(h2.index() == 1);
+    QVERIFY(h2.counter() == 1);
+    qDebug() << h2;
+    QVERIFY(h2.handle() == 65537);
+}
+
+void tst_Handle::copyConstruction()
+{
+    Handle h1(0, 1);
+    Handle h2(h1);
+    QVERIFY(h2.isNull() == false);
+    QVERIFY(h2.index() == 0);
+    QVERIFY(h2.counter() == 1);
+    QVERIFY(h2.handle() == 65536);
+}
+
+void tst_Handle::assignment()
+{
+    Handle h1(0, 1);
+    Handle h2 = h1;
+    QVERIFY(h2.isNull() == false);
+    QVERIFY(h2.index() == 0);
+    QVERIFY(h2.counter() == 1);
+    QVERIFY(h2.handle() == 65536);
+}
+
+void tst_Handle::equality()
+{
+    Handle h1(2, 1);
+    Handle h2(2, 1);
+    QVERIFY(h1.isNull() == false);
+    QVERIFY(h1.index() == 2);
+    QVERIFY(h1.counter() == 1);
+    QVERIFY(h1.handle() == 65538);
+    QVERIFY(h1 == h2);
+}
+
+void tst_Handle::inequality()
+{
+    Handle h1(2, 1);
+    Handle h2(3, 1);
+    QVERIFY(h1.isNull() == false);
+    QVERIFY(h1.index() == 2);
+    QVERIFY(h1.counter() == 1);
+    QVERIFY(h1.handle() == 65538);
+    QVERIFY(h1 != h2);
+
+    Handle h3(2, 2);
+    QVERIFY(h1 != h3);
+}
+
+void tst_Handle::staticLimits()
+{
+    QVERIFY(Handle::maxIndex() == (1 << 16) - 1);
+    QVERIFY(Handle::maxCounter() == (1 << (32 - 16 - 2)) - 1);
+}
+
+void tst_Handle::bigHandle()
+{
+    BigHandle h;
+    QVERIFY(h.isNull() == true);
+    QVERIFY(h.index() == 0);
+    QVERIFY(h.counter() == 0);
+    QVERIFY(h.handle() == 0);
+
+    BigHandle h1(0, 1);
+    QVERIFY(h1.isNull() == false);
+    QVERIFY(h1.index() == 0);
+    QVERIFY(h1.counter() == 1);
+    QVERIFY(h1.handle() == 4194304);
+
+    BigHandle h2(1, 1);
+    QVERIFY(h2.isNull() == false);
+    QVERIFY(h2.index() == 1);
+    QVERIFY(h2.counter() == 1);
+    QVERIFY(h2.handle() == 4194305);
+
+    QVERIFY(BigHandle::maxIndex() == (1 << 22) - 1);
+    QVERIFY(BigHandle::maxCounter() == (1 << (32 - 22 - 2)) - 1);
+}
+
+QTEST_APPLESS_MAIN(tst_Handle)
+
+#include "tst_handle.moc"