2 files changed, 10 insertions, 0 deletions
diff --git a/tests/auto/gui/kernel/qwindow/tst_qwindow.cpp b/tests/auto/gui/kernel/qwindow/tst_qwindow.cpp
index 65ba1920ff..29e863776a 100644
--- a/tests/auto/gui/kernel/qwindow/tst_qwindow.cpp
+++ b/tests/auto/gui/kernel/qwindow/tst_qwindow.cpp
@@ -260,10 +260,16 @@ void tst_QWindow::mapGlobal()
     c.setGeometry(40, 40, 100, 100);
 
     QCOMPARE(a.mapToGlobal(QPoint(100, 100)), QPoint(110, 110));
+    auto delta = a.mapToGlobal(QPointF(100.5, 100.5)) - QPointF(110.5, 110.5);
+    QVERIFY(qFuzzyIsNull(delta.manhattanLength()));
+
     QCOMPARE(b.mapToGlobal(QPoint(100, 100)), QPoint(130, 130));
     QCOMPARE(c.mapToGlobal(QPoint(100, 100)), QPoint(170, 170));
 
     QCOMPARE(a.mapFromGlobal(QPoint(100, 100)), QPoint(90, 90));
+    delta = a.mapFromGlobal(QPointF(100.5, 100.5)) - QPointF(90.5, 90.5);
+    QVERIFY(qFuzzyIsNull(delta.manhattanLength()));
+
     QCOMPARE(b.mapFromGlobal(QPoint(100, 100)), QPoint(70, 70));
     QCOMPARE(c.mapFromGlobal(QPoint(100, 100)), QPoint(30, 30));
 }
diff --git a/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp b/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp
index 6e9224cb5f..1ec296211f 100644
--- a/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp
+++ b/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp
@@ -1608,6 +1608,8 @@ void tst_QWidget::mapFromAndTo()
     QCOMPARE(window.mapToGlobal(QPoint(-10, 0)), QPoint(90, 100));
     QCOMPARE(window.mapToGlobal(QPoint(0, -10)), QPoint(100, 90));
     QCOMPARE(window.mapToGlobal(QPoint(100, 100)), QPoint(200, 200));
+    auto delta = window.mapToGlobal(QPointF(100.5, 100.5)) - QPointF(200.5, 200.5);
+    QVERIFY(qFuzzyIsNull(delta.manhattanLength()));
     QCOMPARE(window.mapToGlobal(QPoint(110, 100)), QPoint(210, 200));
     QCOMPARE(window.mapToGlobal(QPoint(100, 110)), QPoint(200, 210));
     QCOMPARE(window.mapFromGlobal(QPoint(100, 100)), QPoint(0, 0));
@@ -1616,6 +1618,8 @@ void tst_QWidget::mapFromAndTo()
     QCOMPARE(window.mapFromGlobal(QPoint(90, 100)), QPoint(-10, 0));
     QCOMPARE(window.mapFromGlobal(QPoint(100, 90)), QPoint(0, -10));
     QCOMPARE(window.mapFromGlobal(QPoint(200, 200)), QPoint(100, 100));
+    delta = window.mapFromGlobal(QPointF(200.5, 200.5)) - QPointF(100.5, 100.5);
+    QVERIFY(qFuzzyIsNull(delta.manhattanLength()));
     QCOMPARE(window.mapFromGlobal(QPoint(210, 200)), QPoint(110, 100));
     QCOMPARE(window.mapFromGlobal(QPoint(200, 210)), QPoint(100, 110));
     QCOMPARE(window.mapToParent(QPoint(0, 0)), QPoint(100, 100));