/*
 * Copyright (C) 2021 by Felix Weilbach <felix.weilbach@nextcloud.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
 * for more details.
 */

#include <QTest>

#include "theme.h"
#include "themeutils.h"
#include "iconutils.h"
#include "logger.h"

#include <QStandardPaths>

class TestTheme : public QObject
{
    Q_OBJECT

public:
    TestTheme()
    {
        Q_INIT_RESOURCE(resources);
        Q_INIT_RESOURCE(theme);
    }

private slots:
    void initTestCase()
    {
        OCC::Logger::instance()->setLogFlush(true);
        OCC::Logger::instance()->setLogDebug(true);

        QStandardPaths::setTestModeEnabled(true);
    }

    void testHidpiFileName_darkBackground_returnPathToWhiteIcon()
    {
        FakePaintDevice paintDevice;
        const QColor backgroundColor("#000000");
        const QString iconName("icon-name");

        const auto iconPath = OCC::Theme::hidpiFileName(iconName + ".png", backgroundColor, &paintDevice);

        QCOMPARE(iconPath, ":/client/theme/white/" + iconName + ".png");
    }

    void testHidpiFileName_lightBackground_returnPathToBlackIcon()
    {
        FakePaintDevice paintDevice;
        const QColor backgroundColor("#ffffff");
        const QString iconName("icon-name");

        const auto iconPath = OCC::Theme::hidpiFileName(iconName + ".png", backgroundColor, &paintDevice);

        QCOMPARE(iconPath, ":/client/theme/black/" + iconName + ".png");
    }

    void testHidpiFileName_hidpiDevice_returnHidpiIconPath()
    {
        FakePaintDevice paintDevice;
        paintDevice.setHidpi(true);
        const QColor backgroundColor("#000000");
        const QString iconName("wizard-files");

        const auto iconPath = OCC::Theme::hidpiFileName(iconName + ".png", backgroundColor, &paintDevice);

        QCOMPARE(iconPath, ":/client/theme/white/" + iconName + "@2x.png");
    }

    void testIsDarkColor_nextcloudBlue_returnTrue()
    {
        const QColor color(0, 130, 201);

        const auto result = OCC::Theme::isDarkColor(color);

        QCOMPARE(result, true);
    }

    void testIsDarkColor_lightColor_returnFalse()
    {
        const QColor color(255, 255, 255);

        const auto result = OCC::Theme::isDarkColor(color);

        QCOMPARE(result, false);
    }

    void testIsDarkColor_darkColor_returnTrue()
    {
        const QColor color(0, 0, 0);

        const auto result = OCC::Theme::isDarkColor(color);

        QCOMPARE(result, true);
    }

    void testIsHidpi_hidpi_returnTrue()
    {
        FakePaintDevice paintDevice;
        paintDevice.setHidpi(true);

        QCOMPARE(OCC::Theme::isHidpi(&paintDevice), true);
    }

    void testIsHidpi_lowdpi_returnFalse()
    {
        FakePaintDevice paintDevice;
        paintDevice.setHidpi(false);

        QCOMPARE(OCC::Theme::isHidpi(&paintDevice), false);
    }
};

QTEST_GUILESS_MAIN(TestTheme)
#include "testtheme.moc"
