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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** 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 <qsizepolicy.h>
Q_DECLARE_METATYPE(Qt::Orientations)
Q_DECLARE_METATYPE(QSizePolicy)
Q_DECLARE_METATYPE(QSizePolicy::Policy)
Q_DECLARE_METATYPE(QSizePolicy::ControlType)
class tst_QSizePolicy : public QObject
{
Q_OBJECT
private Q_SLOTS:
void qtest();
void defaultValues();
void getSetCheck_data() { data(); }
void getSetCheck();
void dataStream();
void horizontalStretch();
void verticalStretch();
private:
void data() const;
};
struct PrettyPrint {
const char *m_s;
template <typename T>
explicit PrettyPrint(const T &t) : m_s(Q_NULLPTR)
{
using QT_PREPEND_NAMESPACE(QTest)::toString;
m_s = toString(t);
}
~PrettyPrint() { delete[] m_s; }
const char* s() const { return m_s ? m_s : "<null>" ; }
};
void tst_QSizePolicy::qtest()
{
#define CHECK(x) QCOMPARE(PrettyPrint(QSizePolicy::x).s(), #x)
// Policy:
CHECK(Fixed);
CHECK(Minimum);
CHECK(Ignored);
CHECK(MinimumExpanding);
CHECK(Expanding);
CHECK(Maximum);
CHECK(Preferred);
// ControlType:
CHECK(ButtonBox);
CHECK(CheckBox);
CHECK(ComboBox);
CHECK(Frame);
CHECK(GroupBox);
CHECK(Label);
CHECK(Line);
CHECK(LineEdit);
CHECK(PushButton);
CHECK(RadioButton);
CHECK(Slider);
CHECK(SpinBox);
CHECK(TabWidget);
CHECK(ToolButton);
#undef CHECK
#define CHECK2(x, y) QCOMPARE(PrettyPrint(QSizePolicy::x|QSizePolicy::y).s(), \
QSizePolicy::x < QSizePolicy::y ? #x "|" #y : #y "|" #x)
// ControlTypes (sample)
CHECK2(ButtonBox, CheckBox);
CHECK2(CheckBox, ButtonBox);
CHECK2(ToolButton, Slider);
#undef CHECK2
}
void tst_QSizePolicy::defaultValues()
{
{
// check values of a default-constructed QSizePolicy
QSizePolicy sp;
QCOMPARE(sp.horizontalPolicy(), QSizePolicy::Fixed);
QCOMPARE(sp.verticalPolicy(), QSizePolicy::Fixed);
QCOMPARE(sp.horizontalStretch(), 0);
QCOMPARE(sp.verticalStretch(), 0);
QCOMPARE(sp.verticalStretch(), 0);
QCOMPARE(sp.controlType(), QSizePolicy::DefaultType);
QCOMPARE(sp.hasHeightForWidth(), false);
QCOMPARE(sp.hasWidthForHeight(), false);
}
}
#define FETCH_TEST_DATA \
QFETCH(QSizePolicy, sp); \
QFETCH(QSizePolicy::Policy, hp); \
QFETCH(QSizePolicy::Policy, vp); \
QFETCH(int, hst); \
QFETCH(int, vst); \
QFETCH(QSizePolicy::ControlType, ct); \
QFETCH(bool, hfw); \
QFETCH(bool, wfh); \
QFETCH(Qt::Orientations, ed)
// Testing get/set functions
void tst_QSizePolicy::getSetCheck()
{
FETCH_TEST_DATA;
QCOMPARE(QPixmap(), QPixmap());
QCOMPARE(sp.horizontalPolicy(), hp);
QCOMPARE(sp.verticalPolicy(), vp);
QCOMPARE(sp.horizontalStretch(), hst);
QCOMPARE(sp.verticalStretch(), vst);
QCOMPARE(sp.controlType(), ct);
QCOMPARE(sp.hasHeightForWidth(), hfw);
QCOMPARE(sp.hasWidthForHeight(), wfh);
QCOMPARE(sp.expandingDirections(), ed);
}
#undef FETCH_TEST_DATA
static void makeRow(QSizePolicy sp, QSizePolicy::Policy hp, QSizePolicy::Policy vp,
int hst, int vst, QSizePolicy::ControlType ct, bool hfw, bool wfh,
Qt::Orientations orients)
{
QTest::newRow(qPrintable(QString().sprintf("%s-%s-%d-%d-%s-%s-%s",
PrettyPrint(hp).s(), PrettyPrint(vp).s(), hst, vst,
PrettyPrint(ct).s(),
hfw ? "true" : "false", wfh ? "true" : "false")))
<< sp << hp << vp << hst << vst << ct << hfw << wfh << orients;
}
void tst_QSizePolicy::data() const
{
QTest::addColumn<QSizePolicy>("sp");
QTest::addColumn<QSizePolicy::Policy>("hp");
QTest::addColumn<QSizePolicy::Policy>("vp");
QTest::addColumn<int>("hst");
QTest::addColumn<int>("vst");
QTest::addColumn<QSizePolicy::ControlType>("ct");
QTest::addColumn<bool>("hfw");
QTest::addColumn<bool>("wfh");
QTest::addColumn<Qt::Orientations>("ed");
{
static const QSizePolicy::Policy policies[3] = {
QSizePolicy::Fixed,
QSizePolicy::Minimum,
QSizePolicy::Ignored
};
static const QSizePolicy::ControlType controlTypes[4] = {
QSizePolicy::DefaultType,
QSizePolicy::ButtonBox,
QSizePolicy::CheckBox,
QSizePolicy::ToolButton
};
#define ITEMCOUNT(arr) int(sizeof(arr)/sizeof(arr[0]))
QSizePolicy sp, oldsp;
#ifdef GENERATE_BASELINE
QFile out(QString::fromAscii("qsizepolicy-Qt%1%2.txt").arg((QT_VERSION >> 16) & 0xff).arg((QT_VERSION) >> 8 & 0xff));
if (out.open(QIODevice::WriteOnly | QIODevice::Truncate)) {
QDataStream stream(&out);
#endif
/* Loop for permutating over the values most likely to trigger a bug:
- mininumum, maximum values
- Some values with LSB set, others with MSB unset. (check if shifts are ok)
*/
// Look specifically for
for (int ihp = 0; ihp < ITEMCOUNT(policies); ++ihp) {
QSizePolicy::Policy hp = policies[ihp];
for (int ivp = 0; ivp < ITEMCOUNT(policies); ++ivp) {
QSizePolicy::Policy vp = policies[ivp];
for (int ict = 0; ict < ITEMCOUNT(controlTypes); ++ict) {
QSizePolicy::ControlType ct = controlTypes[ict];
for (int hst= 0; hst <= 255; hst+=85) { //[0,85,170,255]
for (int vst = 0; vst <= 255; vst+=85) {
for (int j = 0; j < 3; ++j) {
bool hfw = j & 1;
bool wfh = j & 2; // cannot set hfw and wfh at the same time
oldsp = sp;
for (int i = 0; i < 5; ++i) {
switch (i) {
case 0: sp.setHorizontalPolicy(hp); break;
case 1: sp.setVerticalPolicy(vp); break;
case 2: sp.setHorizontalStretch(hst); break;
case 3: sp.setVerticalStretch(vst); break;
case 4: sp.setControlType(ct); break;
case 5: sp.setHeightForWidth(hfw); sp.setWidthForHeight(wfh); break;
default: break;
}
Qt::Orientations orients;
if (sp.horizontalPolicy() & QSizePolicy::ExpandFlag)
orients |= Qt::Horizontal;
if (sp.verticalPolicy() & QSizePolicy::ExpandFlag)
orients |= Qt::Vertical;
makeRow(sp,
i >= 0 ? hp : oldsp.horizontalPolicy(),
i >= 1 ? vp : oldsp.verticalPolicy(),
i >= 2 ? hst : oldsp.horizontalStretch(),
i >= 3 ? vst : oldsp.verticalStretch(),
i >= 4 ? ct : oldsp.controlType(),
i >= 5 ? hfw : oldsp.hasHeightForWidth(),
i >= 5 ? wfh : oldsp.hasWidthForHeight(),
orients);
#ifdef GENERATE_BASELINE
stream << sp;
#endif
}
}
}
}
}
}
}
#ifdef GENERATE_BASELINE
out.close();
}
#endif
#undef ITEMCOUNT
}
}
void tst_QSizePolicy::dataStream()
{
QByteArray data;
QSizePolicy sp(QSizePolicy::Minimum, QSizePolicy::Expanding);
{
QDataStream stream(&data, QIODevice::ReadWrite);
sp.setHorizontalStretch(42);
sp.setVerticalStretch(10);
sp.setControlType(QSizePolicy::CheckBox);
sp.setHeightForWidth(true);
stream << sp; // big endian
/*
| BYTE 0 | BYTE 1 |
| 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
| Horizontal stretch | Vertical stretch |
+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
| BYTE 2 | BYTE 3 |
| 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
| pad | wfh | Control Type | hfw | Vertical policy | Horizontal policy |
+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
*/
QCOMPARE((char)data[0], char(42)); // h stretch
QCOMPARE((char)data[1], char(10)); // v stretch
QCOMPARE((char)data[2], char(1 | (2 << 1))); // (hfw + CheckBox)
QCOMPARE((char)data[3], char(QSizePolicy::Minimum | (QSizePolicy::Expanding << 4)));
}
{
QSizePolicy readSP;
QDataStream stream(data);
stream >> readSP;
QCOMPARE(sp, readSP);
}
}
void tst_QSizePolicy::horizontalStretch()
{
QSizePolicy sp;
sp.setHorizontalStretch(257);
QCOMPARE(sp.horizontalStretch(), 255);
sp.setHorizontalStretch(-2);
QCOMPARE(sp.horizontalStretch(), 0);
}
void tst_QSizePolicy::verticalStretch()
{
QSizePolicy sp;
sp.setVerticalStretch(-2);
QCOMPARE(sp.verticalStretch(), 0);
sp.setVerticalStretch(257);
QCOMPARE(sp.verticalStretch(), 255);
}
QTEST_MAIN(tst_QSizePolicy)
#include "tst_qsizepolicy.moc"
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