Remove unused Qt4-compat test

There was a test for Qt4 compatibility in tst_qheaderview.
We don't run it since Qt 6.
This patch removes the unused code.

Change-Id: I751829ac5a142e79379e81e9e739107544cf7406
Reviewed-by: Arnaud Bienner <arnaud.bienner@gmail.com>
Reviewed-by: David Faure <david.faure@kdab.com>

1 files changed, 0 insertions, 41 deletions

diff --git a/tests/auto/widgets/itemviews/qheaderview/tst_qheaderview.cpp b/tests/auto/widgets/itemviews/qheaderview/tst_qheaderview.cpp
index d81c10573e..7b4646fc6f 100644
--- a/tests/auto/widgets/itemviews/qheaderview/tst_qheaderview.cpp
+++ b/tests/auto/widgets/itemviews/qheaderview/tst_qheaderview.cpp
@@ -171,7 +171,6 @@ private slots:
     void moveSectionAndReset();
     void moveSectionAndRemove();
     void saveRestore();
-    void restoreQt4State();
     void restoreToMoreColumns();
     void restoreToMoreColumnsNoMovedColumns();
     void restoreBeforeSetModel();
@@ -1765,46 +1764,6 @@ void tst_QHeaderView::saveRestore()
     QVERIFY(!h2.restoreState(QByteArrayLiteral("Garbage")));
 }
 
-void tst_QHeaderView::restoreQt4State()
-{
-#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
-    // QTBUG-40462
-    // Setting from Qt4, where information about multiple sections were grouped together in one
-    // sectionItem object
-    QStandardItemModel m(4, 10);
-    QHeaderView h2(Qt::Vertical);
-    QByteArray settings_qt4 =
-      QByteArray::fromHex("000000ff00000000000000010000000100000000010000000000000000000000000000"
-                          "0000000003e80000000a0101000100000000000000000000000064ffffffff00000081"
-                          "0000000000000001000003e80000000a00000000");
-    QVERIFY(h2.restoreState(settings_qt4));
-    int sectionItemsLengthTotal = 0;
-    for (int i = 0; i < h2.count(); ++i)
-        sectionItemsLengthTotal += h2.sectionSize(i);
-    QCOMPARE(sectionItemsLengthTotal, h2.length());
-
-    // Buggy setting where sum(sectionItems) != length. Check false is returned and this corrupted
-    // state isn't restored
-    QByteArray settings_buggy_length =
-      QByteArray::fromHex("000000ff000000000000000100000000000000050100000000000000000000000a4000"
-                          "000000010000000600000258000000fb0000000a010100010000000000000000000000"
-                          "0064ffffffff00000081000000000000000a000000d30000000100000000000000c800"
-                          "000001000000000000008000000001000000000000005c00000001000000000000003c"
-                          "0000000100000000000002580000000100000000000000000000000100000000000002"
-                          "580000000100000000000002580000000100000000000003c000000001000000000000"
-                          "03e8");
-    int old_length = h2.length();
-    QByteArray old_state = h2.saveState();
-    // Check setting is correctly recognized as corrupted
-    QVERIFY(!h2.restoreState(settings_buggy_length));
-    // Check nothing has been actually restored
-    QCOMPARE(h2.length(), old_length);
-    QCOMPARE(h2.saveState(), old_state);
-#else
-    QSKIP("Qt4 compatibility no longer needed in Qt6");
-#endif
-}
-
 void tst_QHeaderView::restoreToMoreColumns()
 {
     // Restore state onto a model with more columns