1 files changed, 32 insertions, 0 deletions
diff --git a/tests/auto/corelib/kernel/qobject/tst_qobject.cpp b/tests/auto/corelib/kernel/qobject/tst_qobject.cpp
index f44c40c27f..a645a7b5c6 100644
--- a/tests/auto/corelib/kernel/qobject/tst_qobject.cpp
+++ b/tests/auto/corelib/kernel/qobject/tst_qobject.cpp
@@ -5306,6 +5306,15 @@ void tst_QObject::connectNoDefaultConstructorArg()
     QVERIFY(connect(&ob, &NoDefaultContructorArguments::mySignal, &ob, &NoDefaultContructorArguments::mySlot, Qt::QueuedConnection));
 }
 
+struct MoveOnly
+{
+    int value;
+    explicit MoveOnly(int v = 1) : value(v) {}
+    MoveOnly(MoveOnly &&o) : value(o.value) { o.value = -1; }
+    MoveOnly &operator=(MoveOnly &&o) { value = o.value; o.value = -1; return *this;  }
+    Q_DISABLE_COPY(MoveOnly);
+};
+
 class ReturnValue : public QObject {
 friend class tst_QObject;
 Q_OBJECT
@@ -5315,6 +5324,7 @@ signals:
     int returnInt(int);
     void returnVoid(int);
     CustomType returnCustomType(int);
+    MoveOnly returnMoveOnly(int);
 
     QObject *returnPointer();
 public slots:
@@ -5327,6 +5337,7 @@ public slots:
     QString returnHello() { return QStringLiteral("hello"); }
     QObject *returnThisSlot1() { return this; }
     ReturnValue *returnThisSlot2() { return this; }
+    MoveOnly returnMoveOnlySlot(int i) { return MoveOnly(i); }
 public:
     struct VariantFunctor {
         QVariant operator()(int i) { return i; }
@@ -5343,6 +5354,9 @@ public:
     struct VoidFunctor {
         void operator()(int) {}
     };
+    struct MoveOnlyFunctor {
+        MoveOnly operator()(int i) { return MoveOnly(i); }
+    };
 };
 
 QString someFunctionReturningString(int i) {
@@ -5380,6 +5394,7 @@ void tst_QObject::returnValue()
         emit r.returnVoid(45);
         QCOMPARE((emit r.returnCustomType(45)).value(), CustomType().value());
         QCOMPARE((emit r.returnPointer()), static_cast<QObject *>(0));
+        QCOMPARE((emit r.returnMoveOnly(666)).value, MoveOnly().value);
     }
     { // connected to a slot returning the same type
         CheckInstanceCount checker;
@@ -5394,6 +5409,8 @@ void tst_QObject::returnValue()
         QCOMPARE((emit r.returnCustomType(45)).value(), CustomType(45).value());
         QVERIFY(connect(&r, &ReturnValue::returnPointer, &receiver, &ReturnValue::returnThisSlot1, type));
         QCOMPARE((emit r.returnPointer()), static_cast<QObject *>(&receiver));
+        QVERIFY(connect(&r, &ReturnValue::returnMoveOnly, &receiver, &ReturnValue::returnMoveOnlySlot, type));
+        QCOMPARE((emit r.returnMoveOnly(666)).value, 666);
     }
     if (!isBlockingQueued) { // connected to simple functions or functor
         CheckInstanceCount checker;
@@ -5412,6 +5429,10 @@ void tst_QObject::returnValue()
         ReturnValue::IntFunctor intFunctor;
         QVERIFY(connect(&r, &ReturnValue::returnInt, intFunctor));
         QCOMPARE(emit r.returnInt(45), int(45));
+
+        ReturnValue::MoveOnlyFunctor moveOnlyFunctor;
+        QVERIFY(connect(&r, &ReturnValue::returnMoveOnly, moveOnlyFunctor));
+        QCOMPARE((emit r.returnMoveOnly(666)).value, 666);
     }
     { // connected to a slot with different type
         CheckInstanceCount checker;
@@ -5450,6 +5471,8 @@ void tst_QObject::returnValue()
         QCOMPARE((emit r.returnCustomType(45)).value(), CustomType().value());
         QVERIFY(connect(&r, &ReturnValue::returnPointer, &receiver, &ReturnValue::returnVoidSlot, type));
         QCOMPARE((emit r.returnPointer()), static_cast<QObject *>(0));
+        QVERIFY(connect(&r, &ReturnValue::returnMoveOnly, &receiver, &ReturnValue::returnVoidSlot, type));
+        QCOMPARE((emit r.returnMoveOnly(666)).value, MoveOnly().value);
     }
     if (!isBlockingQueued) {
         // queued connection should not forward the return value
@@ -5465,6 +5488,8 @@ void tst_QObject::returnValue()
         QCOMPARE((emit r.returnCustomType(45)).value(), CustomType().value());
         QVERIFY(connect(&r, &ReturnValue::returnPointer, &receiver, &ReturnValue::returnThisSlot1, Qt::QueuedConnection));
         QCOMPARE((emit r.returnPointer()), static_cast<QObject *>(0));
+        QVERIFY(connect(&r, &ReturnValue::returnMoveOnly, &receiver, &ReturnValue::returnMoveOnlySlot, Qt::QueuedConnection));
+        QCOMPARE((emit r.returnMoveOnly(666)).value, MoveOnly().value);
 
         QCoreApplication::processEvents();
 
@@ -5548,6 +5573,8 @@ void tst_QObject::returnValue2()
         QCOMPARE(emit r.returnInt(45), int(45));
         QVERIFY(connect(&r, SIGNAL(returnCustomType(int)), &receiver, SLOT(returnCustomTypeSlot(int)), type));
         QCOMPARE((emit r.returnCustomType(45)).value(), CustomType(45).value());
+        QVERIFY(connect(&r, SIGNAL(returnMoveOnly(int)), &receiver, SLOT(returnMoveOnlySlot(int)), type));
+        QCOMPARE((emit r.returnMoveOnly(45)).value, 45);
     }
     { // connected to a slot returning void
         CheckInstanceCount checker;
@@ -5560,6 +5587,8 @@ void tst_QObject::returnValue2()
         QCOMPARE(emit r.returnInt(45), int());
         QVERIFY(connect(&r, SIGNAL(returnCustomType(int)), &receiver, SLOT(returnVoidSlot()), type));
         QCOMPARE((emit r.returnCustomType(45)).value(), CustomType().value());
+        QVERIFY(connect(&r, SIGNAL(returnMoveOnly(int)), &receiver, SLOT(returnVoidSlot()), type));
+        QCOMPARE((emit r.returnMoveOnly(45)).value, MoveOnly().value);
     }
     if (!isBlockingQueued) {
         // queued connection should not forward the return value
@@ -5573,6 +5602,9 @@ void tst_QObject::returnValue2()
         QCOMPARE(emit r.returnInt(45), int());
         QVERIFY(connect(&r, SIGNAL(returnCustomType(int)), &receiver, SLOT(returnCustomTypeSlot(int)), Qt::QueuedConnection));
         QCOMPARE((emit r.returnCustomType(45)).value(), CustomType().value());
+        QVERIFY(connect(&r, SIGNAL(returnMoveOnly(int)), &receiver, SLOT(returnMoveOnlySlot(int)), Qt::QueuedConnection));
+        QCOMPARE((emit r.returnMoveOnly(45)).value, MoveOnly().value);
+
         QCoreApplication::processEvents();
 
         //Queued conneciton with different return type should be safe