// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only


#include <QTest>

#include <qcoreapplication.h>
#include <qdebug.h>
#include <QtPrintSupport/qtprintsupportglobal.h>
#if QT_CONFIG(printdialog)
#include <qprintdialog.h>
#include <qprinter.h>
#endif

class tst_QAbstractPrintDialog : public QObject
{
Q_OBJECT

#if !QT_CONFIG(printdialog)
public slots:
    void initTestCase();
#else
private slots:
    void getSetCheck();
    void setMinMax();
    void setFromTo();

    void hideNativeByDestruction();
#endif
};

#if !QT_CONFIG(printdialog)
void tst_QAbstractPrintDialog::initTestCase()
{
    QSKIP("This test requires printing and print dialog support");
}

#else

class MyPrintDialog : public QPrintDialog
{
public:
    MyPrintDialog(QPrinter *p)
        : QPrintDialog(p)
    {
    }
    int exec() override { return 0; }

    void resetAllOptions()
    {
        setOption(QAbstractPrintDialog::PrintToFile, false);
        setOption(QAbstractPrintDialog::PrintSelection, false);
        setOption(QAbstractPrintDialog::PrintPageRange, false);
        setOption(QAbstractPrintDialog::PrintShowPageSize, false);
        setOption(QAbstractPrintDialog::PrintCollateCopies, false);
        setOption(QAbstractPrintDialog::PrintCurrentPage, false);
    }
};

// Testing get/set functions
void tst_QAbstractPrintDialog::getSetCheck()
{
    QPrinter printer;
    MyPrintDialog obj1(&printer);
    QCOMPARE(obj1.printer(), &printer);

    // QPrintDialog::options APIs
    QCOMPARE(obj1.options(), QAbstractPrintDialog::PrintToFile
                            |QAbstractPrintDialog::PrintPageRange
                            |QAbstractPrintDialog::PrintShowPageSize
                            |QAbstractPrintDialog::PrintCollateCopies);
    obj1.setOptions(QAbstractPrintDialog::PrintSelection
                   |QAbstractPrintDialog::PrintCurrentPage);
    QCOMPARE(obj1.options(), QAbstractPrintDialog::PrintSelection
                            |QAbstractPrintDialog::PrintCurrentPage);
    obj1.resetAllOptions();
    QCOMPARE(obj1.options(), QAbstractPrintDialog::PrintDialogOptions());

    obj1.setOption(QAbstractPrintDialog::PrintToFile);
    QVERIFY(obj1.testOption(QAbstractPrintDialog::PrintToFile));
    QCOMPARE(obj1.options(), QAbstractPrintDialog::PrintToFile);
    obj1.setOption(QAbstractPrintDialog::PrintSelection);
    QVERIFY(obj1.testOption(QAbstractPrintDialog::PrintSelection));
    QCOMPARE(obj1.options(), QAbstractPrintDialog::PrintToFile
                            |QAbstractPrintDialog::PrintSelection);
    obj1.setOption(QAbstractPrintDialog::PrintPageRange);
    QVERIFY(obj1.testOption(QAbstractPrintDialog::PrintPageRange));
    QCOMPARE(obj1.options(), QAbstractPrintDialog::PrintToFile
                            |QAbstractPrintDialog::PrintSelection
                            |QAbstractPrintDialog::PrintPageRange);
    obj1.setOption(QAbstractPrintDialog::PrintCollateCopies);
    QVERIFY(obj1.testOption(QAbstractPrintDialog::PrintCollateCopies));
    QCOMPARE(obj1.options(), QAbstractPrintDialog::PrintToFile
                            |QAbstractPrintDialog::PrintSelection
                            |QAbstractPrintDialog::PrintPageRange
                            |QAbstractPrintDialog::PrintCollateCopies);

    // PrintRange QAbstractPrintDialog::printRange()
    // void QAbstractPrintDialog::setPrintRange(PrintRange)
    obj1.setPrintRange(QAbstractPrintDialog::PrintRange(QAbstractPrintDialog::AllPages));
    QCOMPARE(QAbstractPrintDialog::PrintRange(QAbstractPrintDialog::AllPages), obj1.printRange());
    obj1.setPrintRange(QAbstractPrintDialog::PrintRange(QAbstractPrintDialog::Selection));
    QCOMPARE(QAbstractPrintDialog::PrintRange(QAbstractPrintDialog::Selection), obj1.printRange());
    obj1.setPrintRange(QAbstractPrintDialog::PrintRange(QAbstractPrintDialog::PageRange));
    QCOMPARE(QAbstractPrintDialog::PrintRange(QAbstractPrintDialog::PageRange), obj1.printRange());
}

void tst_QAbstractPrintDialog::setMinMax()
{
    QPrinter printer;
    MyPrintDialog obj1(&printer);
    obj1.resetAllOptions();

    QCOMPARE(obj1.minPage(), 0);
    QCOMPARE(obj1.maxPage(), INT_MAX);
    QVERIFY(!obj1.testOption(QAbstractPrintDialog::PrintPageRange));
    obj1.setMinMax(2,5);
    QCOMPARE(obj1.minPage(), 2);
    QCOMPARE(obj1.maxPage(), 5);
    QVERIFY(obj1.options() & QAbstractPrintDialog::PrintPageRange);
    QVERIFY(obj1.testOption(QAbstractPrintDialog::PrintPageRange));
}

void tst_QAbstractPrintDialog::setFromTo()
{
    QPrinter printer;
    MyPrintDialog obj1(&printer);
    QCOMPARE(obj1.fromPage(), 0);
    QCOMPARE(obj1.toPage(), 0);
    obj1.setMinMax(0,0);
    QCOMPARE(obj1.minPage(), 0);
    QCOMPARE(obj1.maxPage(), 0);
    obj1.setFromTo(20,50);
    QCOMPARE(obj1.fromPage(), 20);
    QCOMPARE(obj1.toPage(), 50);
    QCOMPARE(obj1.minPage(), 1);
    QCOMPARE(obj1.maxPage(), 50);
}

void tst_QAbstractPrintDialog::hideNativeByDestruction()
{
#ifdef Q_OS_WINDOWS
    QSKIP("This test fails on windows, the QPrintDialog::setVisible implementation blocks");
#endif

    QWidget window;
    QWidget *child = new QWidget(&window);
    QPointer<QPrintDialog> dialog = new QPrintDialog(child);
    // Make it application modal so that we don't end up with a sheet on macOS
    dialog->setWindowModality(Qt::ApplicationModal);
    window.show();
    QVERIFY(QTest::qWaitForWindowActive(&window));
    dialog->open();

    // We test that the dialog opens and closes by watching the activation of the
    // transient parent window. If it doesn't deactivate, then we have to skip.
    const auto windowActive = [&window]{ return window.isActiveWindow(); };
    const auto windowInactive = [&window]{ return !window.isActiveWindow(); };
    if (!QTest::qWaitFor(windowInactive, 2000))
        QSKIP("Dialog didn't activate");

    // This should destroy the dialog and close the native window
    child->deleteLater();
    QTRY_VERIFY(!dialog);
    // If the native window is still open, then the transient parent can't become
    // active
    window.activateWindow();
    QVERIFY(QTest::qWaitFor(windowActive));
}

#endif

QTEST_MAIN(tst_QAbstractPrintDialog)
#include "tst_qabstractprintdialog.moc"