Benchmark performance of a block of script containing multiple property accesses.

3 files changed, 72 insertions, 0 deletions

diff --git a/tests/benchmarks/declarative/script/data/CustomObject.qml b/tests/benchmarks/declarative/script/data/CustomObject.qml
new file mode 100644
index 0000000..22b7be7
--- /dev/null
+++ b/tests/benchmarks/declarative/script/data/CustomObject.qml
@@ -0,0 +1,7 @@
+import Qt 4.6
+
+QtObject {
+    property real prop1: 0
+    property real prop2: 1
+    property real prop3: 0
+}
diff --git a/tests/benchmarks/declarative/script/data/block.qml b/tests/benchmarks/declarative/script/data/block.qml
new file mode 100644
index 0000000..bb03d8d
--- /dev/null
+++ b/tests/benchmarks/declarative/script/data/block.qml
@@ -0,0 +1,34 @@
+import Qt 4.6
+
+Rectangle {
+    width: 200; height: 200
+    CustomObject { id: theObject }
+    function doSomethingDirect() {
+        theObject.prop1 = 0;
+
+        for (var i = 0; i < 60; ++i)
+            theObject.prop1 += theObject.prop2;
+
+        theObject.prop3 = theObject.prop1;
+    }
+
+    function doSomethingLocalObj() {
+        theObject.prop1 = 0;
+
+        var incrementObj = theObject;
+        for (var i = 0; i < 60; ++i)
+            incrementObj.prop1 += incrementObj.prop2;
+
+        incrementObj.prop3 = incrementObj.prop1;
+    }
+
+    function doSomethingLocal() {
+        theObject.prop1 = 0;
+
+        var increment = theObject.prop2;
+        for (var i = 0; i < 60; ++i)
+            theObject.prop1 += increment;
+
+        theObject.prop3 = theObject.prop1;
+    }
+}
diff --git a/tests/benchmarks/declarative/script/tst_script.cpp b/tests/benchmarks/declarative/script/tst_script.cpp
index f417d0c..36a0833 100644
--- a/tests/benchmarks/declarative/script/tst_script.cpp
+++ b/tests/benchmarks/declarative/script/tst_script.cpp
@@ -44,6 +44,7 @@
 #include <QmlComponent>
 #include <private/qmlengine_p.h>
 #include <private/qmlobjectscriptclass_p.h>
+#include <private/qmlgraphicsrectangle_p.h>
 #include <QScriptEngine>
 #include <QScriptValue>
 
@@ -81,6 +82,9 @@ private slots:
     void slot_simple_js();
     void slot_complex();
     void slot_complex_js();
+
+    void block_data();
+    void block();
 private:
 };
 
@@ -582,6 +586,33 @@ void tst_script::slot_complex_js()
     delete object;
 }
 
+void tst_script::block_data()
+{
+    QTest::addColumn<QString>("methodName");
+    QTest::newRow("direct") << "doSomethingDirect()";
+    QTest::newRow("localObj") << "doSomethingLocalObj()";
+    QTest::newRow("local") << "doSomethingLocal()";
+}
+
+void tst_script::block()
+{
+    QFETCH(QString, methodName);
+    QmlEngine engine;
+    QmlComponent component(&engine, TEST_FILE("block.qml"));
+    QmlGraphicsRectangle *rect = qobject_cast<QmlGraphicsRectangle *>(component.create());
+    QVERIFY(rect != 0);
+
+    int index = rect->metaObject()->indexOfMethod(methodName.toUtf8());
+    QVERIFY(index != -1);
+    QMetaMethod method = rect->metaObject()->method(index);
+
+    QBENCHMARK {
+        method.invoke(rect, Qt::DirectConnection);
+    }
+
+    delete rect;
+}
+
 QTEST_MAIN(tst_script)
 
 #include "tst_script.moc"