1 files changed, 37 insertions, 2 deletions

diff --git a/tests/auto/qsvgrenderer/tst_qsvgrenderer.cpp b/tests/auto/qsvgrenderer/tst_qsvgrenderer.cpp
index cf19213..309c646 100644
--- a/tests/auto/qsvgrenderer/tst_qsvgrenderer.cpp
+++ b/tests/auto/qsvgrenderer/tst_qsvgrenderer.cpp
@@ -59,6 +59,7 @@ private slots:
     void testStrokeWidth();
     void testMapViewBoxToTarget();
     void testRenderElement();
+    void testRenderElementToBounds();
     void constructorQXmlStreamReader() const;
     void loadQXmlStreamReader() const;
     void nestedQXmlStreamReader() const;
@@ -269,14 +270,13 @@ void tst_QSvgRenderer::testMapViewBoxToTarget()
     }
 
     { // Viewport and viewBox specified -> scale 500x500 square to 1000x750 while preserving aspect ratio gives 750x750
-      // however the box is centered at 375, 250
         data = "<svg width=\"1000\" height=\"750\" viewBox=\"-250 -250 500 500\"><g><rect x=\"0\" y=\"0\" width=\"500\" height=\"500\" /></g></svg>";
         QPicture picture;
         QPainter painter(&picture);
         QSvgRenderer rend(data);
         rend.render(&painter);
         painter.end();
-        QCOMPARE(picture.boundingRect(), QRect(375, 250, 750, 750));
+        QCOMPARE(picture.boundingRect(), QRect(500, 375, 750, 750));
     }
 }
 
@@ -337,6 +337,41 @@ void tst_QSvgRenderer::testRenderElement()
 
 }
 
+void tst_QSvgRenderer::testRenderElementToBounds()
+{
+    // QTBUG-79933
+    QImage reference(400, 200, QImage::Format_ARGB32);
+    {
+        reference.fill(Qt::transparent);
+        QPainter p(&reference);
+        p.fillRect(  0,   0, 200, 100, Qt::blue);
+        p.fillRect(200, 100, 200, 100, Qt::blue);
+        p.fillRect(  0,   0, 100,  50, Qt::red);
+        p.fillRect(100,  50, 100,  50, Qt::red);
+        p.fillRect(200, 100, 100,  50, Qt::red);
+        p.fillRect(300, 150, 100,  50, Qt::red);
+    }
+
+    QImage rendering(400, 200, QImage::Format_ARGB32);
+    {
+        const char *const src =
+                "<svg viewBox=\"0 0 100 100\">" // Presence of a viewBox triggered QTBUG-79933
+                "<path id=\"el1\" d=\"M 80,10 H 0 V 0 h 40 v 20 h 40 z\" fill=\"red\" />"
+                "<path id=\"el2\" d=\"M 90,100 V 20 h 10 V 60 H 80 v 40 z\" fill=\"blue\" />"
+                "</svg>";
+        const QByteArray data(src);
+        QSvgRenderer rend(data);
+        rendering.fill(Qt::transparent);
+        QPainter p(&rendering);
+        rend.render(&p, "el1", QRectF(  0,   0, 200, 100));
+        rend.render(&p, "el2", QRectF(  0,   0, 200, 100));
+        rend.render(&p, "el1", QRectF(200, 100, 200, 100));
+        rend.render(&p, "el2", QRectF(200, 100, 200, 100));
+    }
+
+    QCOMPARE(reference, rendering);
+}
+
 void tst_QSvgRenderer::constructorQXmlStreamReader() const
 {
     const QByteArray data(src);