tests/auto/qdoublespinbox/tst_qdoublespinbox.cpp
changeset 0 1918ee327afb
child 3 41300fa6a67c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/auto/qdoublespinbox/tst_qdoublespinbox.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,1049 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#include <QtTest/QtTest>
+#include <qapplication.h>
+#include <limits.h>
+
+#include <float.h>
+
+#include <qspinbox.h>
+#include <qlocale.h>
+#include <qlayout.h>
+
+#include <qlineedit.h>
+#include <qdebug.h>
+
+#include "../../shared/util.h"
+
+//TESTED_CLASS=
+//TESTED_FILES=gui/widgets/qspinbox.h gui/widgets/qspinbox.cpp gui/widgets/qabstractspinbox.cpp gui/widgets/qabstractspinbox_p.h gui/widgets/qabstractspinbox.h
+
+
+class DoubleSpinBox : public QDoubleSpinBox
+{
+    Q_OBJECT
+public:
+    DoubleSpinBox(QWidget *parent = 0)
+        : QDoubleSpinBox(parent)
+    { /*connect(this, SIGNAL(valueChanged(double)), this, SLOT(foo(double)));*/ }
+    QString textFromValue(double v) const
+    {
+        return QDoubleSpinBox::textFromValue(v);
+    }
+    QValidator::State validate(QString &text, int &pos) const
+    {
+        return QDoubleSpinBox::validate(text, pos);
+    }
+    double valueFromText(const QString &text) const
+    {
+        return QDoubleSpinBox::valueFromText(text);
+    }
+
+    QLineEdit* lineEdit() const { return QDoubleSpinBox::lineEdit(); }
+public slots:
+    void foo(double vla)
+    {
+        qDebug() << vla;
+    }
+};
+
+
+class tst_QDoubleSpinBox : public QObject
+{
+    Q_OBJECT
+public:
+    tst_QDoubleSpinBox();
+    virtual ~tst_QDoubleSpinBox();
+public slots:
+    void initTestCase();
+    void cleanupTestCase();
+    void init();
+
+private slots:
+    void germanTest();
+
+    void task54433();
+
+    void setValue_data();
+    void setValue();
+
+    void setPrefixSuffix_data();
+    void setPrefixSuffix();
+
+    void setTracking_data();
+    void setTracking();
+
+    void setWrapping_data();
+    void setWrapping();
+
+    void setSpecialValueText_data();
+    void setSpecialValueText();
+
+    void setSingleStep_data();
+    void setSingleStep();
+
+    void setMinMax_data();
+    void setMinMax();
+
+    void setDecimals_data();
+    void setDecimals();
+
+    void doubleDot();
+
+    void undoRedo();
+
+    void valueFromTextAndValidate_data();
+    void valueFromTextAndValidate();
+
+    void setReadOnly();
+
+    void editingFinished();
+
+    void removeAll();
+
+    void task199226_stateAfterEnter();
+    void task224497_fltMax();
+
+    void task221221();
+    void task255471_decimalsValidation();
+
+public slots:
+    void valueChangedHelper(const QString &);
+    void valueChangedHelper(double);
+private:
+    QStringList actualTexts;
+    QList<double> actualValues;
+    QWidget *testFocusWidget;
+};
+
+typedef QList<double> DoubleList;
+Q_DECLARE_METATYPE(DoubleList)
+
+tst_QDoubleSpinBox::tst_QDoubleSpinBox()
+
+{
+}
+
+tst_QDoubleSpinBox::~tst_QDoubleSpinBox()
+{
+
+}
+
+void tst_QDoubleSpinBox::initTestCase()
+{
+    testFocusWidget = new QWidget(0);
+    testFocusWidget->resize(200, 100);
+    testFocusWidget->show();
+}
+
+void tst_QDoubleSpinBox::cleanupTestCase()
+{
+    delete testFocusWidget;
+    testFocusWidget = 0;
+}
+
+void tst_QDoubleSpinBox::init()
+{
+    QLocale::setDefault(QLocale(QLocale::C));
+}
+
+void tst_QDoubleSpinBox::setValue_data()
+{
+    QTest::addColumn<double>("val");
+
+    QTest::newRow("data0") << 0.0;
+    QTest::newRow("data1") << 100.5;
+    QTest::newRow("data2") << -100.5;
+    QTest::newRow("data3") << -DBL_MAX;
+    QTest::newRow("data4") << DBL_MAX;
+}
+
+void tst_QDoubleSpinBox::setValue()
+{
+    QFETCH(double, val);
+    QDoubleSpinBox spin(0);
+    spin.setRange(-DBL_MAX, DBL_MAX);
+    spin.setValue(val);
+    QCOMPARE(spin.value(), val);
+}
+
+void tst_QDoubleSpinBox::setPrefixSuffix_data()
+{
+    QTest::addColumn<QString>("prefix");
+    QTest::addColumn<QString>("suffix");
+    QTest::addColumn<double>("value");
+    QTest::addColumn<int>("decimals");
+    QTest::addColumn<QString>("expectedText");
+    QTest::addColumn<QString>("expectedCleanText");
+    QTest::addColumn<bool>("show");
+
+    QTest::newRow("data0") << QString() << QString() << 10.5 << 1 << "10.5" << "10.5" << false;
+    QTest::newRow("data1") << QString() << "cm" << 10.5 << 2 << "10.50cm" << "10.50" << false;
+    QTest::newRow("data2") << "cm: " << QString() << 10.5 << 0 << "cm: 10" << "10" << false;
+    QTest::newRow("data3") << "length: " << "cm" << 10.5 << 3 << "length: 10.500cm" << "10.500" << false;
+
+    QTest::newRow("data4") << QString() << QString() << 10.5 << 1 << "10.5" << "10.5" << true;
+    QTest::newRow("data5") << QString() << "cm" << 10.5 << 2 << "10.50cm" << "10.50" << true;
+    QTest::newRow("data6") << "cm: " << QString() << 10.5 << 0 << "cm: 10" << "10" << true;
+    QTest::newRow("data7") << "length: " << "cm" << 10.5 << 3 << "length: 10.500cm" << "10.500" << true;
+}
+
+void tst_QDoubleSpinBox::setPrefixSuffix()
+{
+    QFETCH(QString, prefix);
+    QFETCH(QString, suffix);
+    QFETCH(double, value);
+    QFETCH(int, decimals);
+    QFETCH(QString, expectedText);
+    QFETCH(QString, expectedCleanText);
+    QFETCH(bool, show);
+
+    QDoubleSpinBox spin(0);
+    spin.setDecimals(decimals);
+    spin.setPrefix(prefix);
+    spin.setSuffix(suffix);
+    spin.setValue(value);
+    if (show)
+        spin.show();
+
+    QCOMPARE(spin.text(), expectedText);
+    QCOMPARE(spin.cleanText(), expectedCleanText);
+}
+
+void tst_QDoubleSpinBox::valueChangedHelper(const QString &text)
+{
+    actualTexts << text;
+}
+
+void tst_QDoubleSpinBox::valueChangedHelper(double value)
+{
+    actualValues << value;
+}
+
+void tst_QDoubleSpinBox::setTracking_data()
+{
+    QTest::addColumn<int>("decimals");
+    QTest::addColumn<QTestEventList>("keys");
+    QTest::addColumn<QStringList>("texts");
+    QTest::addColumn<bool>("tracking");
+
+    QTestEventList keys;
+    QStringList texts1;
+    QStringList texts2;
+#ifdef Q_WS_MAC
+    keys.addKeyClick(Qt::Key_Right, Qt::ControlModifier);
+#else
+    keys.addKeyClick(Qt::Key_End);
+#endif
+    keys.addKeyClick(Qt::Key_Backspace);
+    keys.addKeyClick(Qt::Key_Backspace);
+    keys.addKeyClick(Qt::Key_Backspace);
+    keys.addKeyClick(Qt::Key_Backspace);
+    keys.addKeyClick(Qt::Key_Backspace);
+    keys.addKeyClick(Qt::Key_Backspace);
+    keys.addKeyClick(Qt::Key_Backspace);
+    keys.addKeyClick(Qt::Key_Backspace);
+    keys.addKeyClick('7');
+    keys.addKeyClick('.');
+    keys.addKeyClick('9');
+    keys.addKeyClick(Qt::Key_Backspace);
+    keys.addKeyClick('2');
+    keys.addKeyClick(Qt::Key_Enter);
+    keys.addKeyClick(Qt::Key_Enter);
+    keys.addKeyClick(Qt::Key_Enter);
+    texts1 << "7" << "7.9" << "7." << "7.2" << "7.200" << "7.200" << "7.200";
+    texts2 << "7.200";
+    QTest::newRow("data1") << 3 << keys << texts1 << true;
+    QTest::newRow("data2") << 3 << keys << texts2 << false;
+
+}
+
+void tst_QDoubleSpinBox::setTracking()
+{
+    QLocale::setDefault(QLocale(QLocale::C));
+
+    actualTexts.clear();
+    QFETCH(int, decimals);
+    QFETCH(QTestEventList, keys);
+    QFETCH(QStringList, texts);
+    QFETCH(bool, tracking);
+
+    QDoubleSpinBox spin(0);
+    spin.setKeyboardTracking(tracking);
+    spin.setDecimals(decimals);
+    spin.show();
+
+    connect(&spin, SIGNAL(valueChanged(QString)), this, SLOT(valueChangedHelper(const QString &)));
+
+    keys.simulate(&spin);
+    QCOMPARE(actualTexts, texts);
+}
+
+void tst_QDoubleSpinBox::setWrapping_data()
+{
+    QTest::addColumn<bool>("wrapping");
+    QTest::addColumn<double>("minimum");
+    QTest::addColumn<double>("maximum");
+    QTest::addColumn<double>("startValue");
+    QTest::addColumn<QTestEventList>("keys");
+    QTest::addColumn<DoubleList>("expected");
+
+    QTestEventList keys;
+    DoubleList values;
+    keys.addKeyClick(Qt::Key_Up);
+    values << 10;
+    keys.addKeyClick(Qt::Key_Up);
+    QTest::newRow("data0") << false << 0.0 << 10.0 << 9.0 << keys << values;
+
+    keys.clear();
+    values.clear();
+    keys.addKeyClick(Qt::Key_Up);
+    values << 10;
+    keys.addKeyClick(Qt::Key_Up);
+    values << 0;
+    QTest::newRow("data1") << true << 0.0 << 10.0 << 9.0 << keys << values;
+
+    keys.clear();
+    values.clear();
+#ifdef Q_WS_MAC
+    keys.addKeyClick(Qt::Key_Right, Qt::ControlModifier);
+#else
+    keys.addKeyClick(Qt::Key_End);
+#endif
+    keys.addKeyClick(Qt::Key_Backspace);
+    keys.addKeyClick('1');
+    keys.addKeyClick(Qt::Key_Down);
+    keys.addKeyClick(Qt::Key_Down);
+    keys.addKeyClick(Qt::Key_PageDown);
+    values << 9.01 << 8.01 << 7.01 << 0.0;
+    QTest::newRow("data2") << false << 0.0 << 10.0 << 9.0 << keys << values;
+
+    keys.clear();
+    values.clear();
+#ifdef Q_WS_MAC
+    keys.addKeyClick(Qt::Key_Left, Qt::ControlModifier);
+#else
+    keys.addKeyClick(Qt::Key_Home);
+#endif
+    keys.addKeyClick(Qt::Key_Delete);
+    keys.addKeyClick(Qt::Key_Delete);
+    keys.addKeyClick(Qt::Key_Delete);
+    keys.addKeyClick(Qt::Key_Delete);
+    keys.addKeyClick(Qt::Key_Delete);
+    keys.addKeyClick(Qt::Key_Delete);
+    keys.addKeyClick(Qt::Key_Delete);
+    keys.addKeyClick('1');
+    keys.addKeyClick(Qt::Key_Down);
+    keys.addKeyClick(Qt::Key_Down);
+    values << 0 << 1 << 0 << 10;
+    QTest::newRow("data3") << true << 0.0 << 10.0 << 9.0 << keys << values;
+
+    keys.clear();
+    values.clear();
+    keys.addKeyClick(Qt::Key_PageDown);
+    keys.addKeyClick(Qt::Key_Down);
+    values << 0;
+    QTest::newRow("data4") << false << 0.0 << 10.0 << 6.0 << keys << values;
+
+    keys.clear();
+    values.clear();
+    keys.addKeyClick(Qt::Key_PageDown);
+    keys.addKeyClick(Qt::Key_Down);
+    values << 0 << 10;
+    QTest::newRow("data5") << true << 0.0 << 10.0 << 6.0 << keys << values;
+
+    keys.clear();
+    values.clear();
+    keys.addKeyClick(Qt::Key_PageUp);
+    keys.addKeyClick(Qt::Key_PageDown);
+    keys.addKeyClick(Qt::Key_Down);
+    keys.addKeyClick(Qt::Key_Up);
+    keys.addKeyClick(Qt::Key_PageDown);
+    keys.addKeyClick(Qt::Key_PageDown);
+    values << 10 << 0 << 10 << 0 << 10 << 0;
+    QTest::newRow("data6") << true << 0.0 << 10.0 << 6.0 << keys << values;
+
+}
+
+
+void tst_QDoubleSpinBox::setWrapping()
+{
+    QLocale::setDefault(QLocale(QLocale::C));
+    QFETCH(bool, wrapping);
+    QFETCH(double, minimum);
+    QFETCH(double, maximum);
+    QFETCH(double, startValue);
+    QFETCH(QTestEventList, keys);
+    QFETCH(DoubleList, expected);
+
+    QDoubleSpinBox spin(0);
+    spin.setMinimum(minimum);
+    spin.setMaximum(maximum);
+    spin.setValue(startValue);
+    spin.setWrapping(wrapping);
+    spin.show();
+    actualValues.clear();
+    connect(&spin, SIGNAL(valueChanged(double)), this, SLOT(valueChangedHelper(double)));
+
+    keys.simulate(&spin);
+
+    QCOMPARE(actualValues.size(), expected.size());
+    for (int i=0; i<qMin(actualValues.size(), expected.size()); ++i) {
+        QCOMPARE(actualValues.at(i), expected.at(i));
+    }
+}
+
+void tst_QDoubleSpinBox::setSpecialValueText_data()
+{
+    QTest::addColumn<QString>("specialValueText");
+    QTest::addColumn<double>("minimum");
+    QTest::addColumn<double>("maximum");
+    QTest::addColumn<double>("value");
+    QTest::addColumn<int>("decimals");
+    QTest::addColumn<QString>("expected");
+    QTest::addColumn<bool>("show");
+
+    QTest::newRow("data0") << QString() << 0.0 << 10.0 << 1.0 << 4 << "1.0000" << false;
+    QTest::newRow("data1") << QString() << 0.0 << 10.0 << 1.0 << 4 << "1.0000" << true;
+    QTest::newRow("data2") << "foo" << 0.0 << 10.0 << 0.0 << 2 << "foo" << false;
+    QTest::newRow("data3") << "foo" << 0.0 << 10.0 << 0.0 << 2 << "foo" << true;
+}
+
+void tst_QDoubleSpinBox::setSpecialValueText()
+{
+    QFETCH(QString, specialValueText);
+    QFETCH(double, minimum);
+    QFETCH(double, maximum);
+    QFETCH(double, value);
+    QFETCH(int, decimals);
+    QFETCH(QString, expected);
+    QFETCH(bool, show);
+
+    QDoubleSpinBox spin(0);
+    spin.setSpecialValueText(specialValueText);
+    spin.setMinimum(minimum);
+    spin.setMaximum(maximum);
+    spin.setValue(value);
+    spin.setDecimals(decimals);
+    if (show)
+        spin.show();
+
+    QCOMPARE(spin.text(), expected);
+}
+
+void tst_QDoubleSpinBox::setSingleStep_data()
+{
+    QTest::addColumn<double>("singleStep");
+    QTest::addColumn<double>("startValue");
+    QTest::addColumn<QTestEventList>("keys");
+    QTest::addColumn<DoubleList>("expected");
+    QTest::addColumn<bool>("show");
+
+    QTestEventList keys;
+    DoubleList values;
+    keys.addKeyClick(Qt::Key_Up);
+    keys.addKeyClick(Qt::Key_Down);
+    keys.addKeyClick(Qt::Key_Up);
+    values << 11 << 10 << 11;
+    QTest::newRow("data0") << 1.0 << 10.0 << keys << values << false;
+    QTest::newRow("data1") << 1.0 << 10.0 << keys << values << true;
+
+    keys.clear();
+    values.clear();
+    keys.addKeyClick(Qt::Key_Up);
+    keys.addKeyClick(Qt::Key_Down);
+    keys.addKeyClick(Qt::Key_Up);
+    values << 12.5 << 10.0 << 12.5;
+    QTest::newRow("data2") << 2.5 << 10.0 << keys << values << false;
+    QTest::newRow("data3") << 2.5 << 10.0 << keys << values << true;
+}
+
+void tst_QDoubleSpinBox::setSingleStep()
+{
+    QFETCH(double, singleStep);
+    QFETCH(double, startValue);
+    QFETCH(QTestEventList, keys);
+    QFETCH(DoubleList, expected);
+    QFETCH(bool, show);
+
+    QDoubleSpinBox spin(0);
+    actualValues.clear();
+    spin.setSingleStep(singleStep);
+    spin.setValue(startValue);
+    if (show)
+        spin.show();
+    connect(&spin, SIGNAL(valueChanged(double)), this, SLOT(valueChangedHelper(double)));
+
+    QCOMPARE(actualValues.size(), 0);
+    keys.simulate(&spin);
+    QCOMPARE(actualValues.size(), expected.size());
+    for (int i=0; i<qMin(actualValues.size(), expected.size()); ++i) {
+        QCOMPARE(actualValues.at(i), expected.at(i));
+    }
+}
+
+void tst_QDoubleSpinBox::setMinMax_data()
+{
+    QTest::addColumn<double>("startValue");
+    QTest::addColumn<double>("minimum");
+    QTest::addColumn<double>("maximum");
+    QTest::addColumn<QTestEventList>("keys");
+    QTest::addColumn<double>("expected");
+    QTest::addColumn<bool>("show");
+
+    QTestEventList keys;
+    keys.addKeyClick(Qt::Key_Up);
+    keys.addKeyClick(Qt::Key_Up);
+    keys.addKeyClick(Qt::Key_Up);
+    keys.addKeyClick(Qt::Key_Up);
+    keys.addKeyClick(Qt::Key_Up);
+    QTest::newRow("data0") << 1.0 << -DBL_MAX << 2.0 << keys << 2.0 << false;
+    QTest::newRow("data1") << 1.0 << -DBL_MAX << 2.0 << keys << 2.0 << true;
+    QTest::newRow("data2") << -20000.0 << -15000.0 << -13000.0 << keys << -14995.0 << false;
+    QTest::newRow("data3") << -20000.0 << -15000.0 << -13000.0 << keys << -14995.0 << true;
+    QTest::newRow("data4") << 20.0 << -101.2 << -102.0 << QTestEventList() << -102.0 << false;
+    QTest::newRow("data5") << 20.0 << -101.2 << -102.0 << QTestEventList() << -102.0 << true;
+}
+
+void tst_QDoubleSpinBox::setMinMax()
+{
+    QFETCH(double, startValue);
+    QFETCH(double, minimum);
+    QFETCH(double, maximum);
+    QFETCH(QTestEventList, keys);
+    QFETCH(double, expected);
+    QFETCH(bool, show);
+
+    {
+        QDoubleSpinBox spin(0);
+        spin.setMinimum(minimum);
+        spin.setMaximum(maximum);
+        spin.setValue(startValue);
+
+        if (show)
+            spin.show();
+        keys.simulate(&spin);
+        QCOMPARE(spin.value(), expected);
+    }
+
+    {
+        QDoubleSpinBox spin(0);
+        spin.setMaximum(maximum);
+        spin.setMinimum(minimum);
+        spin.setValue(startValue);
+
+        if (show)
+            spin.show();
+        keys.simulate(&spin);
+    }
+
+    {
+        QDoubleSpinBox spin(0);
+        spin.setRange(minimum, maximum);
+        spin.setValue(startValue);
+
+        if (show)
+            spin.show();
+        keys.simulate(&spin);
+    }
+
+
+}
+
+void tst_QDoubleSpinBox::setDecimals_data()
+{
+    QTest::addColumn<int>("decimals");
+    QTest::addColumn<int>("expectedDecimals");
+    QTest::addColumn<double>("startValue");
+    QTest::addColumn<QString>("expected");
+
+    QTest::newRow("data0") << 4 << 4 << 1.0 << "1.0000";
+    QTest::newRow("data1") << 1 << 1 << 1.243443 << "1.2";
+    QTest::newRow("data2") << 6 << 6 << 1.29 << "1.290000";
+    QTest::newRow("data3") << 8 << 8 << 9.1234567809 << "9.12345678";
+    QTest::newRow("data4") << 13 << 13 << 0.12345678901237 << "0.1234567890124";
+    QTest::newRow("data5") << 13 << 13 <<  -0.12345678901237 << "-0.1234567890124";
+    QTest::newRow("data6") << 13 << 13 << -0.12345678901237 << "-0.1234567890124";
+    QTest::newRow("data7") << -1 << 0 << 0.1 << "0";
+    QTest::newRow("data8") << 120 << 120 << -0.12345678901237 << "-0.123456789012370005131913330842508003115653991699218750000000000000000000000000000000000000000000000000000000000000000000";
+
+}
+
+void tst_QDoubleSpinBox::setDecimals()
+{
+    QFETCH(int, decimals);
+    QFETCH(int, expectedDecimals);
+    QFETCH(double, startValue);
+    QFETCH(QString, expected);
+
+    QDoubleSpinBox spin(0);
+    spin.setRange(-DBL_MAX, DBL_MAX);
+    spin.setDecimals(decimals);
+    spin.setValue(startValue);
+    QCOMPARE(spin.decimals(), expectedDecimals);
+    if (sizeof(qreal) == sizeof(float))
+        QCOMPARE(spin.text().left(17), expected.left(17));
+    else
+        QCOMPARE(spin.text(), expected);
+
+    if (spin.decimals() > 0) {
+#ifdef Q_WS_MAC
+        QTest::keyClick(&spin, Qt::Key_Right, Qt::ControlModifier);
+#else
+        QTest::keyClick(&spin, Qt::Key_End);
+#endif
+        QTest::keyClick(&spin, Qt::Key_1); // just make sure we can't input more decimals than what is specified
+        QTest::keyClick(&spin, Qt::Key_1);
+        QTest::keyClick(&spin, Qt::Key_1);
+        QTest::keyClick(&spin, Qt::Key_1);
+        QTest::keyClick(&spin, Qt::Key_1);
+	if (sizeof(qreal) == sizeof(float))
+            QCOMPARE(spin.text().left(17), expected.left(17));
+        else
+            QCOMPARE(spin.text(), expected);
+    }
+}
+
+static QString stateName(int state)
+{
+    switch (state) {
+    case QValidator::Acceptable: return QString("Acceptable");
+    case QValidator::Intermediate: return QString("Intermediate");
+    case QValidator::Invalid: return QString("Invalid");
+    default: break;
+    }
+    qWarning("%s %d: this should never happen", __FILE__, __LINE__);
+    return QString();
+}
+
+void tst_QDoubleSpinBox::valueFromTextAndValidate_data()
+{
+    const int Intermediate = QValidator::Intermediate;
+    const int Invalid = QValidator::Invalid;
+    const int Acceptable = QValidator::Acceptable;
+
+    QTest::addColumn<QString>("txt");
+    QTest::addColumn<int>("state");
+    QTest::addColumn<double>("mini");
+    QTest::addColumn<double>("maxi");
+    QTest::addColumn<int>("language");
+    QTest::addColumn<QString>("expectedText"); // if empty we don't check
+
+    QTest::newRow("data0") << QString("2.2") << Intermediate << 3.0 << 5.0 << (int)QLocale::C << QString();
+    QTest::newRow("data1") << QString() << Intermediate << 0.0 << 100.0 << (int)QLocale::C << QString();
+    QTest::newRow("data2") << QString("asd") << Invalid << 0.0 << 100.0 << (int)QLocale::C << QString();
+    QTest::newRow("data3") << QString("2.2") << Acceptable << 0.0 << 100.0 << (int)QLocale::C << QString();
+    QTest::newRow("data4") << QString(" ") << Intermediate << 0.0 << 100.0 << (int)QLocale::Norwegian << QString();
+    QTest::newRow("data5") << QString(" ") << Intermediate << 0.0 << 100.0 << (int)QLocale::C << QString();
+    QTest::newRow("data6") << QString(",") << Intermediate << 0.0 << 100.0 << (int)QLocale::Norwegian << QString();
+    QTest::newRow("data7") << QString(",") << Invalid << 0.0 << 100.0 << (int)QLocale::C << QString();
+    QTest::newRow("data8") << QString("1 ") << Acceptable << 0.0 << 1000.0 << (int)QLocale::Norwegian << QString("1");
+    QTest::newRow("data9") << QString("1 ") << Acceptable << 0.0 << 100.0 << (int)QLocale::C << QString("1");
+    QTest::newRow("data10") << QString(" 1") << Acceptable << 0.0 << 100.0 << (int)QLocale::Norwegian << QString("1");
+    QTest::newRow("data11") << QString(" 1") << Acceptable << 0.0 << 100.0 << (int)QLocale::C << QString("1");
+    QTest::newRow("data12") << QString("1,") << Acceptable << 0.0 << 100.0 << (int)QLocale::Norwegian << QString();
+    QTest::newRow("data13") << QString("1,") << Intermediate << 0.0 << 1000.0 << (int)QLocale::C << QString();
+    QTest::newRow("data14") << QString("1, ") << Acceptable << 0.0 << 100.0 << (int)QLocale::Norwegian << QString("1,");
+    QTest::newRow("data15") << QString("1, ") << Invalid << 0.0 << 100.0 << (int)QLocale::C << QString();
+    QTest::newRow("data16") << QString("2") << Intermediate << 100.0 << 102.0 << (int)QLocale::C << QString();
+    QTest::newRow("data17") << QString("22.0") << Intermediate << 100.0 << 102.0 << (int)QLocale::C << QString();
+    QTest::newRow("data18") << QString("12.0") << Intermediate << 100.0 << 102.0 << (int)QLocale::C << QString();
+    QTest::newRow("data19") << QString("12.2") << Intermediate << 100. << 102.0 << (int)QLocale::C << QString();
+    QTest::newRow("data20") << QString("21.") << Intermediate << 100.0 << 102.0 << (int)QLocale::C << QString();
+    QTest::newRow("data21") << QString("-21.") << Intermediate << -102.0 << -100.0 << (int)QLocale::C << QString();
+    QTest::newRow("data22") << QString("-12.") << Intermediate << -102.0 << -100.0 << (int)QLocale::C << QString();
+    QTest::newRow("data23") << QString("-11.11") << Intermediate << -102.0 << -101.2 << (int)QLocale::C << QString();
+    QTest::newRow("data24") << QString("-11.4") << Intermediate << -102.0 << -101.3 << (int)QLocale::C << QString();
+    QTest::newRow("data25") << QString("11.400") << Invalid << 0.0 << 100.0 << (int)QLocale::C << QString();
+    QTest::newRow("data26") << QString(".4") << Intermediate << 0.45 << 0.5 << (int)QLocale::C << QString();
+    QTest::newRow("data27") << QString("+.4") << Intermediate << 0.45 << 0.5 << (int)QLocale::C << QString();
+    QTest::newRow("data28") << QString("-.4") << Intermediate << -0.5 << -0.45 << (int)QLocale::C << QString();
+    QTest::newRow("data29") << QString(".4") << Intermediate << 1.0 << 2.4 << (int)QLocale::C << QString();
+    QTest::newRow("data30") << QString("-.4") << Intermediate << -2.3 << -1.9 << (int)QLocale::C << QString();
+    QTest::newRow("data31") << QString("-42") << Invalid << -2.43 << -1.0 << (int)QLocale::C << QString();
+    QTest::newRow("data32") << QString("-4") << Invalid << -1.4 << -1.0 << (int)QLocale::C << QString();
+    QTest::newRow("data33") << QString("-42") << Invalid << -1.4 << -1.0 << (int)QLocale::C << QString();
+    QTest::newRow("data34") << QString("1000000000000") << Invalid << -140.0 << -120.2 << (int)QLocale::C << QString();
+    QTest::newRow("data35") << QString("+.12") << Invalid << -5.0 << -3.2 << (int)QLocale::C << QString();
+    QTest::newRow("data36") << QString("-.12") << Invalid << 5.0 << 33.2 << (int)QLocale::C << QString();
+    QTest::newRow("data37") << QString("12.2") << Intermediate << 100. << 103.0 << (int)QLocale::C << QString();
+    QTest::newRow("data38") << QString("12.2") << Intermediate << 100. << 102.3 << (int)QLocale::C << QString();
+    QTest::newRow("data39") << QString("-12.") << Acceptable << -102.0 << 102.0 << (int)QLocale::C << QString();
+    QTest::newRow("data40") << QString("12.") << Invalid << -102.0 << 11.0 << (int)QLocale::C << QString();
+    QTest::newRow("data41") << QString("103.") << Invalid << -102.0 << 11.0 << (int)QLocale::C << QString();
+    QTest::newRow("data42") << QString("122") << Invalid << 10.0 << 12.2 << (int)QLocale::C << QString();
+    QTest::newRow("data43") << QString("-2.2") << Intermediate << -12.2 << -3.2 << (int)QLocale::C << QString();
+    QTest::newRow("data44") << QString("-2.20") << Intermediate << -12.1 << -3.2 << (int)QLocale::C << QString();
+    QTest::newRow("data45") << QString("200,2") << Invalid << 0.0 << 1000.0 << (int)QLocale::C << QString();
+    QTest::newRow("data46") << QString("200,2") << Acceptable << 0.0 << 1000.0 << (int)QLocale::German << QString();
+    QTest::newRow("data47") << QString("2.2") << Acceptable << 0.0 << 1000.0 << (int)QLocale::C << QString();
+    QTest::newRow("data48") << QString("2.2") << Intermediate << 0.0 << 1000.0 << (int)QLocale::German << QString();
+    QTest::newRow("data49") << QString("2.2,00") << Intermediate << 0.0 << 1000.0 << (int)QLocale::German << QString();
+    QTest::newRow("data50") << QString("2.2") << Acceptable << 0.0 << 1000.0 << (int)QLocale::C << QString();
+    QTest::newRow("data51") << QString("2.2,00") << Invalid << 0.0 << 1000.0 << (int)QLocale::C << QString();
+    QTest::newRow("data52") << QString("2..2,00") << Invalid << 0.0 << 1000.0 << (int)QLocale::German << QString();
+    QTest::newRow("data53") << QString("2.2") << Invalid << 0.0 << 1000.0 << (int)QLocale::Norwegian << QString();
+    QTest::newRow("data54") << QString("  2.2") << Acceptable << 0.0 << 1000.0 << (int)QLocale::C << QString();
+    QTest::newRow("data55") << QString("2.2  ") << Acceptable << 0.0 << 1000.0 << (int)QLocale::C << QString("2.2");
+    QTest::newRow("data56") << QString("  2.2  ") << Acceptable << 0.0 << 1000.0 << (int)QLocale::C << QString("2.2");
+    QTest::newRow("data57") << QString("2 2") << Invalid << 0.0 << 1000.0 << (int)QLocale::C << QString();
+}
+
+void tst_QDoubleSpinBox::valueFromTextAndValidate()
+{
+    QFETCH(QString, txt);
+    QFETCH(int, state);
+    QFETCH(double, mini);
+    QFETCH(double, maxi);
+    QFETCH(int, language);
+    QFETCH(QString, expectedText);
+    QLocale::setDefault(QLocale((QLocale::Language)language));
+
+    DoubleSpinBox sb(0);
+    sb.show();
+    sb.setRange(mini, maxi);
+
+    int unused = 0;
+    QCOMPARE(stateName(sb.validate(txt, unused)), stateName(state));
+    if (!expectedText.isEmpty())
+        QCOMPARE(txt, expectedText);
+}
+
+void tst_QDoubleSpinBox::setReadOnly()
+{
+    QDoubleSpinBox spin(0);
+    spin.setValue(0.2);
+    spin.show();
+    QCOMPARE(spin.value(), 0.2);
+    QTest::keyClick(&spin, Qt::Key_Up);
+    QCOMPARE(spin.value(), 1.2);
+    spin.setReadOnly(true);
+    QTest::keyClick(&spin, Qt::Key_Up);
+    QCOMPARE(spin.value(), 1.2);
+    spin.stepBy(1);
+    QCOMPARE(spin.value(), 2.2);
+    spin.setReadOnly(false);
+    QTest::keyClick(&spin, Qt::Key_Up);
+    QCOMPARE(spin.value(), 3.2);
+}
+
+void tst_QDoubleSpinBox::editingFinished()
+{
+    QVBoxLayout *layout = new QVBoxLayout(testFocusWidget);
+    QDoubleSpinBox *box = new QDoubleSpinBox(testFocusWidget);
+    layout->addWidget(box);
+    QDoubleSpinBox *box2 = new QDoubleSpinBox(testFocusWidget);
+    layout->addWidget(box2);
+
+    testFocusWidget->show();
+    QApplication::setActiveWindow(testFocusWidget);
+    QTest::qWait(10);
+    QTRY_VERIFY(testFocusWidget->isActiveWindow());
+    box->setFocus();
+    QTRY_VERIFY(box->hasFocus());
+
+    QSignalSpy editingFinishedSpy1(box, SIGNAL(editingFinished()));
+    QSignalSpy editingFinishedSpy2(box2, SIGNAL(editingFinished()));
+
+    box->setFocus();
+    QTest::keyClick(box, Qt::Key_Up);
+    QTest::keyClick(box, Qt::Key_Up);
+
+
+    QCOMPARE(editingFinishedSpy1.count(), 0);
+    QCOMPARE(editingFinishedSpy2.count(), 0);
+
+    QTest::keyClick(box2, Qt::Key_Up);
+    QTest::keyClick(box2, Qt::Key_Up);
+    box2->setFocus();
+    QCOMPARE(editingFinishedSpy1.count(), 1);
+    box->setFocus();
+    QCOMPARE(editingFinishedSpy1.count(), 1);
+    QCOMPARE(editingFinishedSpy2.count(), 1);
+    QTest::keyClick(box, Qt::Key_Up);
+    QCOMPARE(editingFinishedSpy1.count(), 1);
+    QCOMPARE(editingFinishedSpy2.count(), 1);
+    QTest::keyClick(box, Qt::Key_Enter);
+    QCOMPARE(editingFinishedSpy1.count(), 2);
+    QCOMPARE(editingFinishedSpy2.count(), 1);
+    QTest::keyClick(box, Qt::Key_Return);
+    QCOMPARE(editingFinishedSpy1.count(), 3);
+    QCOMPARE(editingFinishedSpy2.count(), 1);
+    box2->setFocus();
+    QCOMPARE(editingFinishedSpy1.count(), 4);
+    QCOMPARE(editingFinishedSpy2.count(), 1);
+    QTest::keyClick(box2, Qt::Key_Enter);
+    QCOMPARE(editingFinishedSpy1.count(), 4);
+    QCOMPARE(editingFinishedSpy2.count(), 2);
+    QTest::keyClick(box2, Qt::Key_Return);
+    QCOMPARE(editingFinishedSpy1.count(), 4);
+    QCOMPARE(editingFinishedSpy2.count(), 3);
+    testFocusWidget->hide();
+    QCOMPARE(editingFinishedSpy1.count(), 4);
+    QCOMPARE(editingFinishedSpy2.count(), 4);
+
+}
+
+void tst_QDoubleSpinBox::removeAll()
+{
+    DoubleSpinBox spin(0);
+    spin.setPrefix("foo");
+    spin.setSuffix("bar");
+    spin.setValue(0.2);
+    spin.setDecimals(1);
+    spin.show();
+#ifdef Q_WS_MAC
+    QTest::keyClick(&spin, Qt::Key_Left, Qt::ControlModifier);
+#else
+    QTest::keyClick(&spin, Qt::Key_Home);
+#endif
+
+#ifdef Q_WS_MAC
+    QTest::keyClick(&spin, Qt::Key_Right, Qt::ControlModifier|Qt::ShiftModifier);
+#else
+    QTest::keyClick(&spin, Qt::Key_End, Qt::ShiftModifier);
+#endif
+
+    QCOMPARE(spin.lineEdit()->selectedText(), QString("foo0.2bar"));
+    QTest::keyClick(&spin, Qt::Key_1);
+    QCOMPARE(spin.text(), QString("foo1bar"));
+}
+
+void tst_QDoubleSpinBox::task54433()
+{
+    DoubleSpinBox priceSpinBox;
+    priceSpinBox.show();
+    priceSpinBox.setRange(0.0, 999.99);
+    priceSpinBox.setDecimals(2);
+    priceSpinBox.setValue(999.99);
+    QCOMPARE(priceSpinBox.text(), QString("999.99"));
+    QCOMPARE(priceSpinBox.value(), 999.99);
+    QCOMPARE(priceSpinBox.maximum(), 999.99);
+    priceSpinBox.setDecimals(1);
+    QCOMPARE(priceSpinBox.value(), 1000.0);
+    QCOMPARE(priceSpinBox.maximum(), 1000.0);
+    QCOMPARE(priceSpinBox.text(), QString("1000.0"));
+
+    priceSpinBox.setDecimals(2);
+    priceSpinBox.setRange(-999.99, 0.0);
+    priceSpinBox.setValue(-999.99);
+    QCOMPARE(priceSpinBox.text(), QString("-999.99"));
+    QCOMPARE(priceSpinBox.value(), -999.99);
+    QCOMPARE(priceSpinBox.minimum(), -999.99);
+    priceSpinBox.setDecimals(1);
+    QCOMPARE(priceSpinBox.value(), -1000.0);
+    QCOMPARE(priceSpinBox.minimum(), -1000.0);
+    QCOMPARE(priceSpinBox.text(), QString("-1000.0"));
+}
+
+
+
+void tst_QDoubleSpinBox::germanTest()
+{
+    QLocale::setDefault(QLocale(QLocale::German));
+    DoubleSpinBox spin;
+    spin.show();
+    spin.setValue(2.12);
+#ifdef Q_WS_MAC
+    QTest::keyClick(&spin, Qt::Key_Right, Qt::ControlModifier);
+#else
+    QTest::keyClick(&spin, Qt::Key_End);
+#endif
+    QTest::keyClick(&spin, Qt::Key_Backspace);
+    QCOMPARE(spin.text(), QString("2,1"));
+    QTest::keyClick(&spin, Qt::Key_Enter);
+    QCOMPARE(spin.text(), QString("2,10"));
+}
+
+void tst_QDoubleSpinBox::doubleDot()
+{
+    DoubleSpinBox spin;
+    spin.show();
+    spin.setValue(2.12);
+    QTest::keyClick(&spin, Qt::Key_Backspace);
+    QCOMPARE(spin.text(), QString("2.12"));
+#ifdef Q_WS_MAC
+    QTest::keyClick(&spin, Qt::Key_Left, Qt::ControlModifier);
+#else
+    QTest::keyClick(&spin, Qt::Key_Home);
+#endif
+    QTest::keyClick(&spin, Qt::Key_Right, Qt::ShiftModifier);
+    QCOMPARE(spin.lineEdit()->selectedText(), QString("2"));
+    QTest::keyClick(&spin, Qt::Key_1);
+    QCOMPARE(spin.text(), QString("1.12"));
+    QCOMPARE(spin.lineEdit()->cursorPosition(), 1);
+    QTest::keyClick(&spin, Qt::Key_Period);
+    QCOMPARE(spin.text(), QString("1.12"));
+    QCOMPARE(spin.lineEdit()->cursorPosition(), 2);
+}
+
+void tst_QDoubleSpinBox::undoRedo()
+{
+    //test undo/redo feature (in conjunction with the "undoRedoEnabled" property)
+    DoubleSpinBox spin(0);
+    spin.show();
+
+    //the undo/redo is disabled by default
+
+    QCOMPARE(spin.value(), 0.0); //this is the default value
+    QVERIFY(!spin.lineEdit()->isUndoAvailable());
+    QVERIFY(!spin.lineEdit()->isRedoAvailable());
+
+    spin.lineEdit()->selectAll(); //ensures everything is selected and will be cleared by typing a key
+    QTest::keyClick(&spin, Qt::Key_1); //we put 1 into the spinbox
+    QCOMPARE(spin.value(), 1.0);
+    QVERIFY(spin.lineEdit()->isUndoAvailable());
+
+    //testing CTRL+Z (undo)
+    int val = QKeySequence(QKeySequence::Undo)[0];
+    if (val != 0) {
+        Qt::KeyboardModifiers mods = (Qt::KeyboardModifiers)(val & Qt::KeyboardModifierMask);
+        QTest::keyClick(&spin, val & ~mods, mods);
+        QCOMPARE(spin.value(), 0.0);
+        QVERIFY(!spin.lineEdit()->isUndoAvailable());
+        QVERIFY(spin.lineEdit()->isRedoAvailable());
+    } else {
+        QWARN("Undo not tested because no key sequence associated to QKeySequence::Redo");
+    }
+
+
+    //testing CTRL+Y (redo)
+    val = QKeySequence(QKeySequence::Redo)[0];
+    if (val != 0) {
+        Qt::KeyboardModifiers mods = (Qt::KeyboardModifiers)(val & Qt::KeyboardModifierMask);
+        QTest::keyClick(&spin, val & ~mods, mods);
+        QCOMPARE(spin.value(), 1.0);
+        QVERIFY(!spin.lineEdit()->isRedoAvailable());
+        QVERIFY(spin.lineEdit()->isUndoAvailable());
+    } else {
+        QWARN("Redo not tested because no key sequence associated to QKeySequence::Redo");
+    }
+
+
+    spin.setValue(55.0);
+    QVERIFY(!spin.lineEdit()->isUndoAvailable());
+    QVERIFY(!spin.lineEdit()->isRedoAvailable());
+}
+
+struct task199226_DoubleSpinBox : public QDoubleSpinBox
+{
+    task199226_DoubleSpinBox(QWidget *parent = 0) : QDoubleSpinBox(parent) {}
+    QLineEdit *lineEdit() { return QAbstractSpinBox::lineEdit(); }
+};
+
+void tst_QDoubleSpinBox::task199226_stateAfterEnter()
+{
+    task199226_DoubleSpinBox spin;
+    spin.setMinimum(0);
+    spin.setMaximum(10);
+    spin.setDecimals(0);
+    spin.show();
+    QTest::mouseDClick(spin.lineEdit(), Qt::LeftButton);
+    QTest::keyClick(spin.lineEdit(), Qt::Key_3);
+    QVERIFY(spin.lineEdit()->isModified());
+    QVERIFY(spin.lineEdit()->isUndoAvailable());
+    QTest::keyClick(spin.lineEdit(), Qt::Key_Enter);
+    QVERIFY(!spin.lineEdit()->isModified());
+    QVERIFY(!spin.lineEdit()->isUndoAvailable());
+}
+
+class task224497_fltMax_DoubleSpinBox : public QDoubleSpinBox
+{
+public:
+    QLineEdit * lineEdit () const { return QDoubleSpinBox::lineEdit(); }
+};
+
+void tst_QDoubleSpinBox::task224497_fltMax()
+{
+    task224497_fltMax_DoubleSpinBox *dspin = new task224497_fltMax_DoubleSpinBox;
+    dspin->setMinimum(3);
+    dspin->setMaximum(FLT_MAX);
+    dspin->show();
+    QTest::qWait(1000);
+    dspin->lineEdit()->selectAll();
+    QTest::keyClick(dspin->lineEdit(), Qt::Key_Delete);
+    QTest::keyClick(dspin->lineEdit(), Qt::Key_1);
+    QCOMPARE(dspin->cleanText(), QLatin1String("1"));
+}
+
+void tst_QDoubleSpinBox::task221221()
+{
+    QDoubleSpinBox spin;
+    QTest::keyClick(&spin, Qt::Key_1);
+    QCOMPARE(spin.text(), QLatin1String("1"));
+    spin.show();
+#ifdef Q_WS_X11
+    qt_x11_wait_for_window_manager(&spin);
+#endif
+    QVERIFY(spin.isVisible());
+    QCOMPARE(spin.text(), QLatin1String("1"));
+}
+
+void tst_QDoubleSpinBox::task255471_decimalsValidation()
+{
+    // QDoubleSpinBox shouldn't crash with large numbers of decimals. Even if
+    // the results are useless ;-)
+    for (int i = 0; i < 32; ++i)
+    {
+        QDoubleSpinBox spinBox;
+        spinBox.setDecimals(i);
+        spinBox.setMinimum(0.3);
+        spinBox.setMaximum(12);
+
+        spinBox.show();
+        QTRY_VERIFY(spinBox.isVisible());
+        spinBox.setFocus();
+        QTRY_VERIFY(spinBox.hasFocus());
+
+        QTest::keyPress(&spinBox, Qt::Key_Right);
+        QTest::keyPress(&spinBox, Qt::Key_Right);
+        QTest::keyPress(&spinBox, Qt::Key_Delete);
+
+        // Don't crash!
+        QTest::keyPress(&spinBox, Qt::Key_2);
+    }
+}
+
+
+QTEST_MAIN(tst_QDoubleSpinBox)
+#include "tst_qdoublespinbox.moc"