C++ QUrlQuery::isEmpty方法代码示例

void tst_QUrlQuery::multiAddRemove()
{
    QUrlQuery query;

    {
        // one item, two values
        query.addQueryItem("a", "b");
        query.addQueryItem("a", "c");
        QVERIFY(!query.isEmpty());
        QVERIFY(query.hasQueryItem("a"));

        // returns the first one
        QVERIFY(query.queryItemValue("a") == "b");

        // order is the order we set them in
        QVERIFY(query.allQueryItemValues("a") == QStringList() << "b" << "c");
    }

    {
        // add another item, two values
        query.addQueryItem("A", "B");
        query.addQueryItem("A", "C");
        QVERIFY(query.hasQueryItem("A"));
        QVERIFY(query.hasQueryItem("a"));

        QVERIFY(query.queryItemValue("a") == "b");
        QVERIFY(query.allQueryItemValues("a") == QStringList() << "b" << "c");
        QVERIFY(query.queryItemValue("A") == "B");
        QVERIFY(query.allQueryItemValues("A") == QStringList() << "B" << "C");
    }

    {
        // remove one of the original items
        query.removeQueryItem("a");
        QVERIFY(query.hasQueryItem("a"));

        // it must have removed the first one
        QVERIFY(query.queryItemValue("a") == "c");
    }

    {
        // remove the items we added later
        query.removeAllQueryItems("A");
        QVERIFY(!query.isEmpty());
        QVERIFY(!query.hasQueryItem("A"));
    }

    {
        // add one element to the current, then remove them
        query.addQueryItem("a", "d");
        query.removeAllQueryItems("a");
        QVERIFY(!query.hasQueryItem("a"));
        QVERIFY(query.isEmpty());
    }
}

void tst_QUrlQuery::old_queryItems()
{
    // test imported from old tst_qurl.cpp
    QUrlQuery url;

    QList<QPair<QString, QString> > newItems;
    newItems += qMakePair(QString("1"), QString("a"));
    newItems += qMakePair(QString("2"), QString("b"));
    newItems += qMakePair(QString("3"), QString("c"));
    newItems += qMakePair(QString("4"), QString("a b"));
    newItems += qMakePair(QString("5"), QString("&"));
    newItems += qMakePair(QString("foo bar"), QString("hello world"));
    newItems += qMakePair(QString("foo+bar"), QString("hello+world"));
    newItems += qMakePair(QString("tex"), QString("a + b = c"));
    url.setQueryItems(newItems);
    QVERIFY(!url.isEmpty());

    QList<QPair<QString, QString> > setItems = url.queryItems();
    QVERIFY(newItems == setItems);

    url.addQueryItem("1", "z");

#if 0
    // undefined behaviour in the new QUrlQuery

    QVERIFY(url.hasQueryItem("1"));
    QCOMPARE(url.queryItemValue("1").toLatin1().constData(), "a");

    url.addQueryItem("1", "zz");

    QStringList expected;
    expected += "a";
    expected += "z";
    expected += "zz";
    QCOMPARE(url.allQueryItemValues("1"), expected);

    url.removeQueryItem("1");
    QCOMPARE(url.allQueryItemValues("1").size(), 2);
    QCOMPARE(url.queryItemValue("1").toLatin1().constData(), "z");
#endif

    url.removeAllQueryItems("1");
    QVERIFY(!url.hasQueryItem("1"));

    QCOMPARE(url.queryItemValue("4").toLatin1().constData(), "a b");
    QCOMPARE(url.queryItemValue("5").toLatin1().constData(), "&");
    QCOMPARE(url.queryItemValue("tex").toLatin1().constData(), "a + b = c");
    QCOMPARE(url.queryItemValue("foo bar").toLatin1().constData(), "hello world");

    //url.setUrl("http://www.google.com/search?q=a+b");
    url.setQuery("q=a+b");
    QCOMPARE(url.queryItemValue("q"), QString("a+b"));

    //url.setUrl("http://www.google.com/search?q=a=b"); // invalid, but should be tolerated
    url.setQuery("q=a=b");
    QCOMPARE(url.queryItemValue("q"), QString("a=b"));
}

//******************************************************************************************
//function: doGet
//params: const QHash<QString, QString> &parameters
//return: QJsonObject
//Description:
//******************************************************************************************
QJsonObject WSClient::Get(const QString &operation, const QHash<QString, QString> &parameters)
{
    QJsonObject response;

    QUrlQuery values;
    values.addQueryItem("operation", operation);

    if (!this->lpzSessionId.isEmpty())
        values.addQueryItem("sessionName", this->lpzSessionId);

    QHashIterator<QString, QString> params(parameters);
    while(params.hasNext()) {
        params.next();
        values.addQueryItem(params.key(), params.value());
    }

    if(!values.isEmpty()) {
        QUrl url ( this->lpzURL );
        url.setQuery(values.query());

        if(url.isValid()) {
            QJsonObject result = this->doGet(url);

#ifdef QT_DEBUG
            //qDebug() << result;
#endif

            if ( !result.isEmpty() ) {
                return result;
            }
            else {
                QJsonObject error;
                error["code"] = "General";
                error["message"] = "No data";
                throw WSClientException( response );
            }
        }
    }

    return response;
}

void YoutubeProtocolHandler::execute(const QUrl &uri, bool queue)
{
    QStringList parts = uri.path().split('/');
    QUrlQuery query;
    if (parts.count()) {
        query.addQueryItem("action", "play_video");
        query.addQueryItem("videoid", parts.last());
    }

    if (query.isEmpty()) {
        return;
    }

    PlaylistItem item;
    item.setFile("plugin://plugin.video.youtube/?" + query.toString());

    Player *player = Kodi::instance()->videoPlayer();
    if (queue) {
        player->playlist()->addItems(item);
    } else {
        player->open(item);
    }
}

void tst_QUrlQuery::addRemove()
{
    QUrlQuery query;

    {
        // one item
        query.addQueryItem("a", "b");
        QVERIFY(!query.isEmpty());
        QVERIFY(query.hasQueryItem("a"));
        QCOMPARE(query.queryItemValue("a"), QString("b"));
        QCOMPARE(query.allQueryItemValues("a"), QStringList() << "b");

        QList<QPair<QString, QString> > allItems = query.queryItems();
        QCOMPARE(allItems.count(), 1);
        QCOMPARE(allItems.at(0).first, QString("a"));
        QCOMPARE(allItems.at(0).second, QString("b"));
    }

    QUrlQuery original = query;

    {
        // two items
        query.addQueryItem("c", "d");
        QVERIFY(query.hasQueryItem("a"));
        QCOMPARE(query.queryItemValue("a"), QString("b"));
        QCOMPARE(query.allQueryItemValues("a"), QStringList() << "b");
        QVERIFY(query.hasQueryItem("c"));
        QCOMPARE(query.queryItemValue("c"), QString("d"));
        QCOMPARE(query.allQueryItemValues("c"), QStringList() << "d");

        QList<QPair<QString, QString> > allItems = query.queryItems();
        QCOMPARE(allItems.count(), 2);
        QVERIFY(allItems.contains(qItem("a", "b")));
        QVERIFY(allItems.contains(qItem("c", "d")));

        QVERIFY(query != original);
        QVERIFY(!(query == original));
    }

    {
        // remove an item that isn't there
        QUrlQuery copy = query;
        query.removeQueryItem("e");
        QCOMPARE(query, copy);
    }

    {
        // remove an item
        query.removeQueryItem("c");
        QVERIFY(query.hasQueryItem("a"));
        QCOMPARE(query.queryItemValue("a"), QString("b"));
        QCOMPARE(query.allQueryItemValues("a"), QStringList() << "b");

        QList<QPair<QString, QString> > allItems = query.queryItems();
        QCOMPARE(allItems.count(), 1);
        QCOMPARE(allItems.at(0).first, QString("a"));
        QCOMPARE(allItems.at(0).second, QString("b"));

        QVERIFY(query == original);
        QVERIFY(!(query != original));
    }

    {
        // add an item with en empty value
        QString emptyButNotNull(0, Qt::Uninitialized);
        QVERIFY(emptyButNotNull.isEmpty());
        QVERIFY(!emptyButNotNull.isNull());

        query.addQueryItem("e", "");
        QVERIFY(query.hasQueryItem("a"));
        QCOMPARE(query.queryItemValue("a"), QString("b"));
        QCOMPARE(query.allQueryItemValues("a"), QStringList() << "b");
        QVERIFY(query.hasQueryItem("e"));
        QCOMPARE(query.queryItemValue("e"), emptyButNotNull);
        QCOMPARE(query.allQueryItemValues("e"), QStringList() << emptyButNotNull);

        QList<QPair<QString, QString> > allItems = query.queryItems();
        QCOMPARE(allItems.count(), 2);
        QVERIFY(allItems.contains(qItem("a", "b")));
        QVERIFY(allItems.contains(qItem("e", emptyButNotNull)));

        QVERIFY(query != original);
        QVERIFY(!(query == original));
    }

    {
        // remove the items
        query.removeQueryItem("a");
        query.removeQueryItem("e");
        QVERIFY(query.isEmpty());
    }
}

void tst_QUrlQuery::constructing()
{
    QUrlQuery empty;
    QVERIFY(empty.isEmpty());
    QCOMPARE(empty.queryPairDelimiter(), QUrlQuery::defaultQueryPairDelimiter());
    QCOMPARE(empty.queryValueDelimiter(), QUrlQuery::defaultQueryValueDelimiter());
    // undefined whether it is detached, but don't crash
    QVERIFY(empty.isDetached() || !empty.isDetached());

    empty.clear();
    QVERIFY(empty.isEmpty());

    {
        QUrlQuery copy(empty);
        QVERIFY(copy.isEmpty());
        QVERIFY(!copy.isDetached());
        QVERIFY(copy == empty);
        QVERIFY(!(copy != empty));

        copy = empty;
        QVERIFY(copy == empty);

        copy = QUrlQuery();
        QVERIFY(copy == empty);
    }
    {
        QUrlQuery copy(emptyQuery());
        QVERIFY(copy == empty);
    }

    QVERIFY(!empty.hasQueryItem("a"));
    QVERIFY(empty.queryItemValue("a").isEmpty());
    QVERIFY(empty.allQueryItemValues("a").isEmpty());

    QVERIFY(!empty.hasQueryItem(""));
    QVERIFY(empty.queryItemValue("").isEmpty());
    QVERIFY(empty.allQueryItemValues("").isEmpty());

    QVERIFY(!empty.hasQueryItem(QString()));
    QVERIFY(empty.queryItemValue(QString()).isEmpty());
    QVERIFY(empty.allQueryItemValues(QString()).isEmpty());

    QVERIFY(empty.queryItems().isEmpty());

    QUrlQuery other;
    other.addQueryItem("a", "b");
    QVERIFY(!other.isEmpty());
    QVERIFY(other.isDetached());
    QVERIFY(other != empty);
    QVERIFY(!(other == empty));

    QUrlQuery copy(other);
    QVERIFY(copy == other);

    copy.clear();
    QVERIFY(copy.isEmpty());
    QVERIFY(copy != other);

    copy = other;
    QVERIFY(!copy.isEmpty());
    QVERIFY(copy == other);

    copy = QUrlQuery();
    QVERIFY(copy.isEmpty());

    empty.setQueryDelimiters('(', ')');
    QCOMPARE(empty.queryValueDelimiter(), QChar(QLatin1Char('(')));
    QCOMPARE(empty.queryPairDelimiter(), QChar(QLatin1Char(')')));

    QList<QPair<QString, QString> > query;
    query += qMakePair(QString("type"), QString("login"));
    query += qMakePair(QString("name"), QString::fromUtf8("åge nissemannsen"));
    query += qMakePair(QString("ole&du"), QString::fromUtf8("anne+jørgen=sant"));
    query += qMakePair(QString("prosent"), QString("%"));
    copy.setQueryItems(query);
    QVERIFY(!copy.isEmpty());
}

QQuickWebEngineView *GameUpQtPrivate::webView() const {
#else
QQuickWebView *GameUpQt::webView() const {
#endif
    return m_webView;
}

#ifdef QT_WEBVIEW_WEBENGINE_BACKEND
void GameUpQtPrivate::setWebView(QQuickWebEngineView *webView) {
#else
void GameUpQtPrivate::setWebView(QQuickWebView *webView) {
#endif
    m_webView = webView;
}

Gamer *GameUpQtPrivate::getGamer() {
    return &m_gamer;
}

QString GameUpQtPrivate::getLeaderboardID() const {
    return m_leaderboardID;
}

void GameUpQtPrivate::setLeaderboardID(const QString &leaderboardID) {
    m_leaderboardID = leaderboardID;
}

Leaderboard *GameUpQtPrivate::getLeaderboard(const QString &id) {
    return m_leaderboards[id];
}

bool GameUpQtPrivate::getAsyncMode() const {
    return m_asyncMode;
}

void GameUpQtPrivate::setAsyncMode(bool asyncMode) {
    m_asyncMode = asyncMode;
}


QNetworkReply::NetworkError GameUpQtPrivate::getLasterror() const {
    return lasterror;
}

QString GameUpQtPrivate::getLastToken() const {
    return m_lastToken;
}

QQmlListProperty<Leaderboard> GameUpQtPrivate::leaderboards() {
    QList<Leaderboard*> l = m_leaderboards.values();
    return QQmlListProperty<Leaderboard>(this, l);
}

#ifdef QT_WEBVIEW_WEBENGINE_BACKEND
void GameUpQtPrivate::webViewLoadingProgress(QQuickWebEngineLoadRequest *loadRequest) {

    qDebug() << "loadrequest" << loadRequest->url() << loadRequest->errorCode() << loadRequest->status();
    QUrlQuery query = QUrlQuery(loadRequest->url());
    if (query.hasQueryItem("token")) {
        m_lastToken = query.queryItemValue("token");
    }
    if (!m_lastToken.isEmpty()
            || loadRequest->errorCode() != 0
            || loadRequest->status() == QQuickWebEngineView::LoadFailedStatus
            || query.isEmpty()) {
        disconnect(m_webView, &QQuickWebEngineView::loadingChanged, this, &GameUpQtPrivate::webViewLoadingProgress);
        if (!m_asyncMode && loop.isRunning())
            loop.quit();
        emit reqComplete(GameUpQt::Login);
    }
}