1 files changed, 18 insertions, 0 deletions
diff --git a/tests/auto/corelib/tools/qhashfunctions/tst_qhashfunctions.cpp b/tests/auto/corelib/tools/qhashfunctions/tst_qhashfunctions.cpp
index 6961426f59..bde9433a24 100644
--- a/tests/auto/corelib/tools/qhashfunctions/tst_qhashfunctions.cpp
+++ b/tests/auto/corelib/tools/qhashfunctions/tst_qhashfunctions.cpp
@@ -50,6 +50,8 @@ private Q_SLOTS:
     void qthash();
     void range();
     void rangeCommutative();
+
+    void setGlobalQHashSeed();
 };
 
 void tst_QHashFunctions::qhash()
@@ -207,5 +209,21 @@ void tst_QHashFunctions::rangeCommutative()
     (void)qHashRangeCommutative(hashables, hashables + numHashables);
 }
 
+void tst_QHashFunctions::setGlobalQHashSeed()
+{
+    // Setter works as advertised
+    qSetGlobalQHashSeed(0x10101010);
+    QCOMPARE(qGlobalQHashSeed(), 0x10101010);
+
+    // Creating a new QHash doesn't reset the seed
+    QHash<QString, int> someHash;
+    someHash.insert("foo", 42);
+    QCOMPARE(qGlobalQHashSeed(), 0x10101010);
+
+    // Reset works as advertised
+    qSetGlobalQHashSeed(-1);
+    QVERIFY(qGlobalQHashSeed() != -1);
+}
+
 QTEST_APPLESS_MAIN(tst_QHashFunctions)
 #include "tst_qhashfunctions.moc"