QML file loading: honor synchronous requests made through QNAM

So that it can skip loading state when the underlying
QNetworkReply is already finished.

Parts-of-the-patch-by: Jeremy Nicholl
Task-number: QTBUG-27723

backport of e5783b79887299d094e6976630373a4899bd7074 from qtquick1

Change-Id: I8f5ee61a754ddec81ec70f82eb39e727534a6049
Reviewed-by: Alan Alpert <aalpert@rim.com>

1 files changed, 50 insertions, 0 deletions

diff --git a/tests/auto/declarative/qdeclarativeengine/tst_qdeclarativeengine.cpp b/tests/auto/declarative/qdeclarativeengine/tst_qdeclarativeengine.cpp
index c4d0ab1ce7..9c389c4bb8 100644
--- a/tests/auto/declarative/qdeclarativeengine/tst_qdeclarativeengine.cpp
+++ b/tests/auto/declarative/qdeclarativeengine/tst_qdeclarativeengine.cpp
@@ -43,6 +43,7 @@
 #include <QDeclarativeEngine>
 #include <QDeclarativeContext>
 #include <QNetworkAccessManager>
+#include <QNetworkReply>
 #include <QPointer>
 #include <QDir>
 #include <QDesktopServices>
@@ -70,6 +71,7 @@ private slots:
     void clearComponentCache();
     void outputWarningsToStandardError();
     void objectOwnership();
+    void synchronousNetworkReply();
 };
 
 void tst_qdeclarativeengine::rootContext()
@@ -328,6 +330,54 @@ void tst_qdeclarativeengine::objectOwnership()
 
 }
 
+class MyReply : public QNetworkReply {
+
+    Q_OBJECT
+
+public:
+    MyReply() {
+        setFinished(true);
+    }
+    virtual qint64 readData(char* buffer, qint64 number) {
+        return 0;
+    }
+    virtual void abort() { }
+};
+
+class MyManager : public QNetworkAccessManager {
+
+    Q_OBJECT
+
+public:
+    MyManager(QObject *parent = 0) : QNetworkAccessManager(parent) {
+    }
+
+    QNetworkReply *createRequest(Operation op, const QNetworkRequest & req, QIODevice * outgoingData = 0) {
+        return new MyReply;
+    }
+};
+
+class MyFactory : public QDeclarativeNetworkAccessManagerFactory {
+
+public:
+    QNetworkAccessManager *create(QObject *parent) {
+        return new MyManager;
+    }
+};
+
+void tst_qdeclarativeengine::synchronousNetworkReply()
+{
+    MyFactory factory;
+    QDeclarativeEngine engine;
+    engine.setNetworkAccessManagerFactory(&factory);
+    QDeclarativeComponent c(&engine, QUrl("myScheme://test.qml"));
+    // we get an error, but we only care about whether we are finished or not in this test
+    QTest::ignoreMessage(QtWarningMsg, "QDeclarativeComponent: Component is not ready");
+    c.create();
+    // reply is finished, so should not be in loading state.
+    QVERIFY(!c.isLoading());
+}
+
 QTEST_MAIN(tst_qdeclarativeengine)
 
 #include "tst_qdeclarativeengine.moc"