2 files changed, 36 insertions, 0 deletions
diff --git a/tests/auto/corelib/thread/qfuture/tst_qfuture.cpp b/tests/auto/corelib/thread/qfuture/tst_qfuture.cpp
index 5f6267ec7d..435e44c05b 100644
--- a/tests/auto/corelib/thread/qfuture/tst_qfuture.cpp
+++ b/tests/auto/corelib/thread/qfuture/tst_qfuture.cpp
@@ -730,6 +730,26 @@ void tst_QFuture::futureInterface()
         QCOMPARE(i1.resultReference(0), 2);
         QCOMPARE(i2.resultReference(0), 1);
     }
+
+    {
+        QFutureInterface<int> fi;
+        fi.reportStarted();
+        QVERIFY(!fi.reportResults(QList<int> {}));
+        fi.reportFinished();
+
+        QVERIFY(fi.results().empty());
+    }
+
+    {
+        QFutureInterface<int> fi;
+        fi.reportStarted();
+        QList<int> values = { 1, 2, 3 };
+        QVERIFY(fi.reportResults(values));
+        QVERIFY(!fi.reportResults(QList<int> {}));
+        fi.reportFinished();
+
+        QCOMPARE(fi.results(), values);
+    }
 }
 
 template <typename T>
diff --git a/tests/auto/corelib/thread/qresultstore/tst_qresultstore.cpp b/tests/auto/corelib/thread/qresultstore/tst_qresultstore.cpp
index 10ac19137e..48b0eaf1eb 100644
--- a/tests/auto/corelib/thread/qresultstore/tst_qresultstore.cpp
+++ b/tests/auto/corelib/thread/qresultstore/tst_qresultstore.cpp
@@ -177,6 +177,14 @@ void tst_QtConcurrentResultStore::addResults()
 
     ++it;
     QCOMPARE(it, store.end());
+
+    QList<int> empty;
+    const auto countBefore = store.count();
+    QCOMPARE(store.addResults(countBefore, &empty), -1);
+    QCOMPARE(store.count(), countBefore);
+
+    QCOMPARE(store.addResults(countBefore, &vec1), countBefore);
+    QCOMPARE(store.count(), countBefore + vec1.size());
 }
 
 void tst_QtConcurrentResultStore::resultIndex()
@@ -340,6 +348,14 @@ void tst_QtConcurrentResultStore::filterMode()
     QCOMPARE(store.contains(6), true);
     QCOMPARE(store.contains(7), true);
     QCOMPARE(store.contains(8), false);
+
+    QList<int> empty;
+    const auto countBefore = store.count();
+    QCOMPARE(store.addResults(countBefore, &empty), -1);
+    QCOMPARE(store.count(), countBefore);
+
+    QCOMPARE(store.addResult(countBefore, &int2), countBefore);
+    QCOMPARE(store.count(), countBefore + 1);
 }
 
 void tst_QtConcurrentResultStore::addCanceledResult()