1 files changed, 98 insertions, 0 deletions

diff --git a/async/autotests/asynctest.cpp b/async/autotests/asynctest.cpp
new file mode 100644
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+++ b/async/autotests/asynctest.cpp
@@ -0,0 +1,98 @@
+/*
+ * Copyright 2014  Daniel Vrátil <dvratil@redhat.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License or (at your option) version 3 or any later version
+ * accepted by the membership of KDE e.V. (or its successor approved
+ * by the membership of KDE e.V.), which shall act as a proxy
+ * defined in Section 14 of version 3 of the license.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "../src/async.h"
+
+#include <QObject>
+#include <QString>
+#include <QTimer>
+#include <QtTest/QTest>
+
+class AsyncTest : public QObject
+{
+    Q_OBJECT
+
+public:
+    AsyncTest()
+    {}
+
+    ~AsyncTest()
+    {}
+
+private Q_SLOTS:
+    void testSyncPromises();
+    void testAsyncPromises();
+};
+
+void AsyncTest::testSyncPromises()
+{
+    auto baseJob = Async::start<int>(
+        []() -> Async::Future<int> {
+            auto f = Async::Future<int>(42);
+            f.setFinished();
+            return f;
+        })
+    .then<QString, int>(
+        [](int v) -> Async::Future<QString> {
+            auto f = Async::Future<QString>("Result is " + QString::number(v));
+            f.setFinished();
+            return f;
+        });
+
+    auto job = baseJob.then<QString, QString>(
+        [](const QString &v) -> Async::Future<QString> {
+            auto f = Async::Future<QString>(v.toUpper());
+            f.setFinished();
+            return f;
+        });
+
+    job.exec();
+    Async::Future<QString> future = job.result();
+
+    QCOMPARE(future.value(), QString::fromLatin1("RESULT IS 42"));
+}
+
+void AsyncTest::testAsyncPromises()
+{
+    auto job = Async::start<int>(
+      []() -> Async::Future<int> {
+          Async::Future<int> future(-1);
+          QTimer *timer = new QTimer();
+          QObject::connect(timer, &QTimer::timeout,
+                           [&]() {
+                              future.setValue(42);
+                              future.setFinished();
+                              timer->deleteLater();
+                           });
+          timer->setSingleShot(true);
+          timer->start(200);
+          return future;
+      });
+
+    job.exec();
+    Async::Future<int> future = job.result();
+    QCOMPARE(future.value(), 42);
+}
+
+
+QTEST_MAIN(AsyncTest);
+
+#include "asynctest.moc"