qt 6.5.1 original

tests/benchmarks/network/socket/qudpsocket/CMakeLists.txt

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+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: BSD-3-Clause
+
+#####################################################################
+## tst_bench_qudpsocket Binary:
+#####################################################################
+
+qt_internal_add_benchmark(tst_bench_qudpsocket
+    SOURCES
+        tst_qudpsocket.cpp
+    LIBRARIES
+        Qt::Network
+        Qt::Test
+)

tests/benchmarks/network/socket/qudpsocket/tst_qudpsocket.cpp

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+// Copyright (C) 2019 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+#include <QTest>
+#include <QtCore/qglobal.h>
+#include <QtCore/qcoreapplication.h>
+#include <QtNetwork/qudpsocket.h>
+#include <QtNetwork/qnetworkdatagram.h>
+
+class tst_QUdpSocket : public QObject
+{
+    Q_OBJECT
+public:
+    tst_QUdpSocket();
+
+private slots:
+    void pendingDatagramSize_data();
+    void pendingDatagramSize();
+};
+
+tst_QUdpSocket::tst_QUdpSocket()
+{
+}
+
+void tst_QUdpSocket::pendingDatagramSize_data()
+{
+    QTest::addColumn<int>("size");
+    for (int value : {52, 1024, 2049, 4500, 4098, 8192, 12000, 25000, 32 * 1024, 63 * 1024})
+        QTest::addRow("%d", value) << value;
+}
+
+void tst_QUdpSocket::pendingDatagramSize()
+{
+    QFETCH(int, size);
+    QUdpSocket socket;
+    socket.bind();
+
+    QNetworkDatagram datagram;
+    datagram.setData(QByteArray(size, 'a'));
+    datagram.setDestination(QHostAddress::SpecialAddress::LocalHost, socket.localPort());
+
+    auto sent = socket.writeDatagram(datagram);
+    QCOMPARE(sent, size);
+
+    auto res = QTest::qWaitFor([&socket]() { return socket.hasPendingDatagrams(); }, 5000);
+    QVERIFY(res);
+
+    QBENCHMARK {
+        auto pendingSize = socket.pendingDatagramSize();
+        Q_UNUSED(pendingSize);
+    }
+}
+
+QTEST_MAIN(tst_QUdpSocket)
+#include "tst_qudpsocket.moc"