From 10977b90bffeb675650b049df6585c296c6980cb Mon Sep 17 00:00:00 2001
From: Christian Mollekopf <chrigi_1@fastmail.fm>
Date: Fri, 16 Jan 2015 13:38:29 +0100
Subject: Async test for nested jobs.

---
 async/autotests/asynctest.cpp | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

(limited to 'async/autotests')

diff --git a/async/autotests/asynctest.cpp b/async/autotests/asynctest.cpp
index 714e2e4..1ee3843 100644
--- a/async/autotests/asynctest.cpp
+++ b/async/autotests/asynctest.cpp
@@ -41,6 +41,7 @@ private Q_SLOTS:
     void testSyncPromises();
     void testAsyncPromises();
     void testAsyncPromises2();
+    void testNestedAsync();
     void testSyncEach();
     void testSyncReduce();
 };
@@ -120,6 +121,39 @@ void AsyncTest::testAsyncPromises2()
     QCOMPARE(future.value(), 42);
 }
 
+void AsyncTest::testNestedAsync()
+{
+    bool done = false;
+
+    auto job = Async::start<int>(
+        [](Async::Future<int> &future) {
+            auto innerJob = Async::start<int>([](Async::Future<int> &innerFuture) {
+                QTimer *timer = new QTimer();
+                QObject::connect(timer, &QTimer::timeout,
+                                [&]() {
+                                    innerFuture.setValue(42);
+                                    innerFuture.setFinished();
+                                });
+                QObject::connect(timer, &QTimer::timeout,
+                                timer, &QObject::deleteLater);
+                timer->setSingleShot(true);
+                timer->start(0);
+            }).then<void>([&future](Async::Future<void> &innerThenFuture) {
+                future.setFinished();
+                innerThenFuture.setFinished();
+            });
+            innerJob.exec();
+        }
+    ).then<int, int>([&done](int result, Async::Future<int> &future) {
+        done = true;
+        future.setValue(result);
+        future.setFinished();
+    });
+    job.exec();
+
+    QTRY_VERIFY(done);
+}
+
 void AsyncTest::testSyncEach()
 {
     auto job = Async::start<QList<int>>(
-- 
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