diff options
Diffstat (limited to 'tests/auto/widgets/widgets/qabstractscrollarea')
-rw-r--r-- | tests/auto/widgets/widgets/qabstractscrollarea/CMakeLists.txt | 11 | ||||
-rw-r--r-- | tests/auto/widgets/widgets/qabstractscrollarea/tst_qabstractscrollarea.cpp | 55 |
2 files changed, 63 insertions, 3 deletions
diff --git a/tests/auto/widgets/widgets/qabstractscrollarea/CMakeLists.txt b/tests/auto/widgets/widgets/qabstractscrollarea/CMakeLists.txt index d756d28952..ac1d8ad54a 100644 --- a/tests/auto/widgets/widgets/qabstractscrollarea/CMakeLists.txt +++ b/tests/auto/widgets/widgets/qabstractscrollarea/CMakeLists.txt @@ -1,13 +1,20 @@ -# Generated from qabstractscrollarea.pro. +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: BSD-3-Clause ##################################################################### ## tst_qabstractscrollarea Test: ##################################################################### +if(NOT QT_BUILD_STANDALONE_TESTS AND NOT QT_BUILDING_QT) + cmake_minimum_required(VERSION 3.16) + project(tst_qabstractscrollarea LANGUAGES CXX) + find_package(Qt6BuildInternals REQUIRED COMPONENTS STANDALONE_TEST) +endif() + qt_internal_add_test(tst_qabstractscrollarea SOURCES tst_qabstractscrollarea.cpp - PUBLIC_LIBRARIES + LIBRARIES Qt::Gui Qt::Widgets ) diff --git a/tests/auto/widgets/widgets/qabstractscrollarea/tst_qabstractscrollarea.cpp b/tests/auto/widgets/widgets/qabstractscrollarea/tst_qabstractscrollarea.cpp index 86c42a6522..fa1f799855 100644 --- a/tests/auto/widgets/widgets/qabstractscrollarea/tst_qabstractscrollarea.cpp +++ b/tests/auto/widgets/widgets/qabstractscrollarea/tst_qabstractscrollarea.cpp @@ -1,5 +1,5 @@ // Copyright (C) 2016 The Qt Company Ltd. -// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0 +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only #include <QTest> @@ -13,6 +13,7 @@ #include <qwidget.h> #include <qdialog.h> #include <qscroller.h> +#include <qstyle.h> class tst_QAbstractScrollArea : public QObject { @@ -34,6 +35,7 @@ private slots: void margins(); void resizeWithOvershoot(); + void sizeHint(); }; tst_QAbstractScrollArea::tst_QAbstractScrollArea() @@ -408,5 +410,56 @@ void tst_QAbstractScrollArea::resizeWithOvershoot() QTRY_COMPARE(scrollArea.viewport()->pos(), originAtRest); } +void tst_QAbstractScrollArea::sizeHint() +{ + class ScrollArea : public QAbstractScrollArea + { + public: + QSize viewportSizeHint() const override { return {200, 200}; } + } scrollArea; + // We cannot reliable test the impact of the scrollbars on the size hint + // if the style uses transient scrollbars, so use the class Windows style. + const QString defaultStyle = QApplication::style()->name(); + QApplication::setStyle("Windows"); + auto resetStyle = qScopeGuard([defaultStyle]{ + QApplication::setStyle(defaultStyle); + }); + scrollArea.setFrameShape(QFrame::NoFrame); + scrollArea.setSizeAdjustPolicy(QAbstractScrollArea::AdjustToContents); + scrollArea.show(); + + QSize sizeHint = scrollArea.sizeHint(); + QCOMPARE(sizeHint, scrollArea.viewportSizeHint()); + + scrollArea.setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn); + scrollArea.setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOn); + const QSize sizeHintWithScrollBars = scrollArea.sizeHint(); + QTRY_COMPARE_GT(sizeHintWithScrollBars.width(), sizeHint.width()); + QTRY_COMPARE_GT(sizeHintWithScrollBars.height(), sizeHint.height()); + + sizeHint = scrollArea.sizeHint(); + + // whether the scroll area itself is visible or not should not influence + // the size hint + scrollArea.hide(); + QCOMPARE(scrollArea.sizeHint(), sizeHint); + scrollArea.show(); + QCOMPARE(scrollArea.sizeHint(), sizeHint); + + scrollArea.setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); + scrollArea.setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); + + QCOMPARE(scrollArea.sizeHint(), scrollArea.viewportSizeHint()); + + scrollArea.setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded); + scrollArea.setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded); + + scrollArea.verticalScrollBar()->setRange(0, 1); + scrollArea.horizontalScrollBar()->setRange(0, 1); + scrollArea.resize(sizeHint / 2); + QApplication::processEvents(); // trigger lazy layout process + QCOMPARE(scrollArea.sizeHint(), sizeHintWithScrollBars); +} + QTEST_MAIN(tst_QAbstractScrollArea) #include "tst_qabstractscrollarea.moc" |