diff options
Diffstat (limited to 'tests/auto/qpainterpath/tst_qpainterpath.cpp')
| -rw-r--r-- | tests/auto/qpainterpath/tst_qpainterpath.cpp | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/tests/auto/qpainterpath/tst_qpainterpath.cpp b/tests/auto/qpainterpath/tst_qpainterpath.cpp index bc3b5d9..e9f09ea 100644 --- a/tests/auto/qpainterpath/tst_qpainterpath.cpp +++ b/tests/auto/qpainterpath/tst_qpainterpath.cpp @@ -101,6 +101,8 @@ private slots: void testToFillPolygons(); + void testNaNandInfinites(); + void closing(); void operators_data(); @@ -1159,6 +1161,50 @@ void tst_QPainterPath::testToFillPolygons() QCOMPARE(polygons.first().count(QPointF(70, 50)), 0); } +void tst_QPainterPath::testNaNandInfinites() +{ + QPainterPath path1; + QPainterPath path2 = path1; + + QPointF p1 = QPointF(qSNaN(), 1); + QPointF p2 = QPointF(qQNaN(), 1); + QPointF p3 = QPointF(qQNaN(), 1); + QPointF pInf = QPointF(qInf(), 1); + + // all these operations with NaN/Inf should be ignored + // can't test operator>> reliably, as we can't create a path with NaN to << later + + path1.moveTo(p1); + path1.moveTo(qSNaN(), qQNaN()); + path1.moveTo(pInf); + + path1.lineTo(p1); + path1.lineTo(qSNaN(), qQNaN()); + path1.lineTo(pInf); + + path1.cubicTo(p1, p2, p3); + path1.cubicTo(p1, QPointF(1, 1), QPointF(2, 2)); + path1.cubicTo(pInf, QPointF(10, 10), QPointF(5, 1)); + + path1.quadTo(p1, p2); + path1.quadTo(QPointF(1, 1), p3); + path1.quadTo(QPointF(1, 1), pInf); + + path1.arcTo(QRectF(p1, p2), 5, 5); + path1.arcTo(QRectF(pInf, QPointF(1, 1)), 5, 5); + + path1.addRect(QRectF(p1, p2)); + path1.addRect(QRectF(pInf, QPointF(1, 1))); + + path1.addEllipse(QRectF(p1, p2)); + path1.addEllipse(QRectF(pInf, QPointF(1, 1))); + + QCOMPARE(path1, path2); + + path1.lineTo(QPointF(1, 1)); + QVERIFY(path1 != path2); +} + void tst_QPainterPath::connectPathDuplicatePoint() { QPainterPath a; |