From 779f6cf08c1bcb9d54a4e75c81a63689edab2df4 Mon Sep 17 00:00:00 2001
From: Ulf Hermann <ulf.hermann@qt.io>
Date: Fri, 23 Jun 2023 11:02:18 +0200
Subject: QmlCompiler: Add further tests for DTZ

Apparently we had some intermediate state where these ones were broken.
Let's make sure this doesn't happen again.

Pick-to: 6.6
Fixes: QTBUG-113403
Change-Id: If1da8200afe5c7cee417cd755a15251979fb18c5
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>
---
 tests/auto/qml/qmlcppcodegen/tst_qmlcppcodegen.cpp | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'tests/auto/qml/qmlcppcodegen/tst_qmlcppcodegen.cpp')

diff --git a/tests/auto/qml/qmlcppcodegen/tst_qmlcppcodegen.cpp b/tests/auto/qml/qmlcppcodegen/tst_qmlcppcodegen.cpp
index db9701d033..2ccd104ed9 100644
--- a/tests/auto/qml/qmlcppcodegen/tst_qmlcppcodegen.cpp
+++ b/tests/auto/qml/qmlcppcodegen/tst_qmlcppcodegen.cpp
@@ -42,6 +42,7 @@ private slots:
     void attachedType();
     void badSequence();
     void basicBlocksWithBackJump();
+    void basicDTZ();
     void bindToValueType();
     void bindingExpression();
     void blockComments();
@@ -735,6 +736,23 @@ void tst_QmlCppCodegen::basicBlocksWithBackJump()
     QVERIFY(!expectingMessage);
 }
 
+void tst_QmlCppCodegen::basicDTZ()
+{
+    QQmlEngine engine;
+    QQmlComponent component(&engine, QUrl(u"qrc:/qt/qml/TestTypes/basicDTZ.qml"_s));
+    QVERIFY2(component.isReady(), qPrintable(component.errorString()));
+    QScopedPointer<QObject> o(component.create());
+    QVERIFY(!o.isNull());
+
+    QCOMPARE(o->property("title").toString(), u"none");
+
+    QMetaObject::invokeMethod(o.data(), "t1");
+    QMetaObject::invokeMethod(o.data(), "t2");
+    QMetaObject::invokeMethod(o.data(), "t3");
+
+    QCOMPARE(o->property("title").toString(), u"Baz 41");
+}
+
 void tst_QmlCppCodegen::bindToValueType()
 {
     QQmlEngine engine;
-- 
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