1 files changed, 108 insertions, 0 deletions
diff --git a/tests/benchmarks/corelib/tools/containers-associative/tst_bench_containers_associative.cpp b/tests/benchmarks/corelib/tools/containers-associative/tst_bench_containers_associative.cpp
new file mode 100644
index 0000000000..a5618cfcaf
--- /dev/null
+++ b/tests/benchmarks/corelib/tools/containers-associative/tst_bench_containers_associative.cpp
@@ -0,0 +1,108 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
+#include <QString>
+#include <QMap>
+#include <QHash>
+
+#include <qtest.h>
+
+class tst_associative_containers : public QObject
+{
+    Q_OBJECT
+private slots:
+    void insert_data();
+    void insert();
+    void lookup_data();
+    void lookup();
+};
+
+template <typename T>
+void testInsert(int size)
+{
+    T container;
+
+    QBENCHMARK {
+        for (int i = 0; i < size; ++i)
+            container.insert(i, i);
+    }
+}
+
+void tst_associative_containers::insert_data()
+{
+    QTest::addColumn<bool>("useHash");
+    QTest::addColumn<int>("size");
+
+    for (int size = 10; size < 20000; size += 100) {
+
+        const QByteArray sizeString = QByteArray::number(size);
+
+        QTest::newRow(QByteArray("hash--" + sizeString).constData()) << true << size;
+        QTest::newRow(QByteArray("map--" + sizeString).constData()) << false << size;
+    }
+}
+
+void tst_associative_containers::insert()
+{
+    QFETCH(bool, useHash);
+    QFETCH(int, size);
+
+    QHash<int, int> testHash;
+    QMap<int, int> testMap;
+
+    if (useHash) {
+        testInsert<QHash<int, int> >(size);
+    } else {
+        testInsert<QMap<int, int> >(size);
+    }
+}
+
+void tst_associative_containers::lookup_data()
+{
+//    setReportType(LineChartReport);
+//    setChartTitle("Time to call value(), with an increasing number of items in the container");
+
+    QTest::addColumn<bool>("useHash");
+    QTest::addColumn<int>("size");
+
+    for (int size = 10; size < 20000; size += 100) {
+
+        const QByteArray sizeString = QByteArray::number(size);
+
+        QTest::newRow(QByteArray("hash--" + sizeString).constData()) << true << size;
+        QTest::newRow(QByteArray("map--" + sizeString).constData()) << false << size;
+    }
+}
+
+template <typename T>
+void testLookup(int size)
+{
+    T container;
+
+    for (int i = 0; i < size; ++i)
+        container.insert(i, i);
+
+    int val;
+
+    QBENCHMARK {
+        for (int i = 0; i < size; ++i)
+            val = container.value(i);
+
+    }
+    Q_UNUSED(val);
+}
+
+void tst_associative_containers::lookup()
+{
+    QFETCH(bool, useHash);
+    QFETCH(int, size);
+
+    if (useHash) {
+        testLookup<QHash<int, int> >(size);
+    } else {
+        testLookup<QMap<int, int> >(size);
+    }
+}
+
+QTEST_MAIN(tst_associative_containers)
+
+#include "tst_bench_containers_associative.moc"