diff options
| -rw-r--r-- | tests/auto/widgets/widgets/qtabbar/tst_qtabbar.cpp | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/tests/auto/widgets/widgets/qtabbar/tst_qtabbar.cpp b/tests/auto/widgets/widgets/qtabbar/tst_qtabbar.cpp index 7d47b744b1..6d5be7d558 100644 --- a/tests/auto/widgets/widgets/qtabbar/tst_qtabbar.cpp +++ b/tests/auto/widgets/widgets/qtabbar/tst_qtabbar.cpp @@ -98,6 +98,7 @@ private slots: void resizeKeepsScroll_data(); void resizeKeepsScroll(); + void changeTabTextKeepsScroll(); private: void checkPositions(const TabBar &tabbar, const QList<int> &positions); @@ -1426,5 +1427,30 @@ void tst_QTabBar::resizeKeepsScroll() } } +void tst_QTabBar::changeTabTextKeepsScroll() +{ + QTabBar tabBar; + TabBarScrollingProxyStyle proxyStyle; + tabBar.setStyle(&proxyStyle); + + for (int i = 0; i < 6; ++i) + tabBar.addTab(u"Tab Number %1"_s.arg(i)); + + const QSize fullSize = tabBar.sizeHint(); + tabBar.resize(fullSize.width() / 2, fullSize.height()); + + tabBar.show(); + QVERIFY(QTest::qWaitForWindowExposed(&tabBar)); + + const auto getScrollOffset = [&]() -> int { + return static_cast<QTabBarPrivate *>(QObjectPrivate::get(&tabBar))->scrollOffset; + }; + + tabBar.setCurrentIndex(3); + const int scrollOffset = getScrollOffset(); + tabBar.setTabText(3, "New title"); + QCOMPARE(getScrollOffset(), scrollOffset); +} + QTEST_MAIN(tst_QTabBar) #include "tst_qtabbar.moc" |