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Diffstat (limited to 'tests/auto/corelib/tools/qpair/tst_qpair.cpp')
-rw-r--r--tests/auto/corelib/tools/qpair/tst_qpair.cpp30
1 files changed, 30 insertions, 0 deletions
diff --git a/tests/auto/corelib/tools/qpair/tst_qpair.cpp b/tests/auto/corelib/tools/qpair/tst_qpair.cpp
index fb0986d05b..1d5f7536c8 100644
--- a/tests/auto/corelib/tools/qpair/tst_qpair.cpp
+++ b/tests/auto/corelib/tools/qpair/tst_qpair.cpp
@@ -35,6 +35,7 @@ class tst_QPair : public QObject
{
Q_OBJECT
private Q_SLOTS:
+ void pairOfReferences();
void testConstexpr();
void testConversions();
void taskQTBUG_48780_pairContainingCArray();
@@ -91,6 +92,35 @@ Q_STATIC_ASSERT(!QTypeInfo<QPairPP>::isDummy );
Q_STATIC_ASSERT(!QTypeInfo<QPairPP>::isPointer);
+void tst_QPair::pairOfReferences()
+{
+ int i = 0;
+ QString s;
+
+ QPair<int&, QString&> p(i, s);
+
+ p.first = 1;
+ QCOMPARE(i, 1);
+
+ i = 2;
+ QCOMPARE(p.first, 2);
+
+ p.second = QLatin1String("Hello");
+ QCOMPARE(s, QLatin1String("Hello"));
+
+ s = QLatin1String("olleH");
+ QCOMPARE(p.second, QLatin1String("olleH"));
+
+ QPair<int&, QString&> q = p;
+ q.first = 3;
+ QCOMPARE(i, 3);
+ QCOMPARE(p.first, 3);
+
+ q.second = QLatin1String("World");
+ QCOMPARE(s, QLatin1String("World"));
+ QCOMPARE(p.second, QLatin1String("World"));
+}
+
void tst_QPair::testConstexpr()
{
Q_CONSTEXPR QPair<int, double> pID = qMakePair(0, 0.0);