Fix memory leaks in tst_qlineedit

In the unit tests, two times a validator was used without a parent,
which led to memory leaks. This patch changes this: The
validators are initialized with the widget they are meant for
as parent. This fixes the memory leaks.

Pick-to: 6.2
Change-Id: I480c0c5104cbe60159fad49df28cbb6240e7ce68
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
Reviewed-by: Ievgenii Meshcheriakov <ievgenii.meshcheriakov@qt.io>

1 files changed, 2 insertions, 2 deletions

diff --git a/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp b/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp
index 8668dfb8e2..99344228b6 100644
--- a/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp
+++ b/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp
@@ -3322,7 +3322,7 @@ void tst_QLineEdit::validateOnFocusOut()
 
     QLineEdit *testWidget = ensureTestWidget();
     QSignalSpy editingFinishedSpy(testWidget, SIGNAL(editingFinished()));
-    testWidget->setValidator(new QIntValidator(100, 999, 0));
+    testWidget->setValidator(new QIntValidator(100, 999, testWidget));
     QTest::keyPress(testWidget, '1');
     QTest::keyPress(testWidget, '0');
     QCOMPARE(testWidget->text(), QString("10"));
@@ -3347,7 +3347,7 @@ void tst_QLineEdit::editInvalidText()
 {
     QLineEdit *testWidget = ensureTestWidget();
     testWidget->clear();
-    testWidget->setValidator(new QIntValidator(0, 12, 0));
+    testWidget->setValidator(new QIntValidator(0, 12, testWidget));
     testWidget->setText("1234");
 
     QVERIFY(!testWidget->hasAcceptableInput());