From 0c028edf23de0073ba14115b43488a928c6fa492 Mon Sep 17 00:00:00 2001
From: Alex Blasche <alexander.blasche@theqtcompany.com>
Date: Mon, 20 Jun 2016 15:01:39 +0200
Subject: Add unit test for QBDDAgent::setLowEnergyDiscoveryTimeout()

Task-number: QTBUG-53012
Change-Id: I8910986ac3bc51cabc37aa509ef395972d88a7c5
Reviewed-by: Timur Pocheptsov <timur.pocheptsov@theqtcompany.com>
---
 .../qbluetoothdevicediscoveryagent.pro             |  4 ++
 .../tst_qbluetoothdevicediscoveryagent.cpp         | 81 ++++++++++++++++++++++
 2 files changed, 85 insertions(+)

(limited to 'tests')

diff --git a/tests/auto/qbluetoothdevicediscoveryagent/qbluetoothdevicediscoveryagent.pro b/tests/auto/qbluetoothdevicediscoveryagent/qbluetoothdevicediscoveryagent.pro
index 36c88cdc..e012ae52 100644
--- a/tests/auto/qbluetoothdevicediscoveryagent/qbluetoothdevicediscoveryagent.pro
+++ b/tests/auto/qbluetoothdevicediscoveryagent/qbluetoothdevicediscoveryagent.pro
@@ -4,3 +4,7 @@ CONFIG += testcase
 
 QT = core concurrent bluetooth testlib
 osx:QT += widgets
+
+config_bluez:qtHaveModule(dbus) {
+    DEFINES += QT_BLUEZ_BLUETOOTH
+}
diff --git a/tests/auto/qbluetoothdevicediscoveryagent/tst_qbluetoothdevicediscoveryagent.cpp b/tests/auto/qbluetoothdevicediscoveryagent/tst_qbluetoothdevicediscoveryagent.cpp
index 192173c8..c96a5150 100644
--- a/tests/auto/qbluetoothdevicediscoveryagent/tst_qbluetoothdevicediscoveryagent.cpp
+++ b/tests/auto/qbluetoothdevicediscoveryagent/tst_qbluetoothdevicediscoveryagent.cpp
@@ -77,8 +77,11 @@ private slots:
 
     void tst_deviceDiscovery_data();
     void tst_deviceDiscovery();
+
+    void tst_discoveryTimeout();
 private:
     int noOfLocalDevices;
+    bool isBluez5Runtime = false;
 };
 
 tst_QBluetoothDeviceDiscoveryAgent::tst_QBluetoothDeviceDiscoveryAgent()
@@ -91,12 +94,59 @@ tst_QBluetoothDeviceDiscoveryAgent::~tst_QBluetoothDeviceDiscoveryAgent()
 {
 }
 
+#ifdef QT_BLUEZ_BLUETOOTH
+// This section was adopted from tst_qloggingcategory.cpp
+QString logMessage;
+
+QByteArray qMyMessageFormatString(QtMsgType type, const QMessageLogContext &context,
+                                              const QString &str)
+{
+    QByteArray message;
+    message.append(context.category);
+    switch (type) {
+    case QtDebugMsg:   message.append(".debug"); break;
+    case QtInfoMsg:    message.append(".info"); break;
+    case QtWarningMsg: message.append(".warning"); break;
+    case QtCriticalMsg:message.append(".critical"); break;
+    case QtFatalMsg:   message.append(".fatal"); break;
+    }
+    message.append(": ");
+    message.append(qPrintable(str));
+
+    return message.simplified();
+}
+
+static void myCustomMessageHandler(QtMsgType type,
+                                   const QMessageLogContext &context,
+                                   const QString &msg)
+{
+    logMessage = qMyMessageFormatString(type, context, msg);
+}
+#endif
+
+
+
 void tst_QBluetoothDeviceDiscoveryAgent::initTestCase()
 {
     qRegisterMetaType<QBluetoothDeviceInfo>();
     qRegisterMetaType<QBluetoothDeviceDiscoveryAgent::InquiryType>();
 
+#ifdef QT_BLUEZ_BLUETOOTH
+    // To distinguish Bluez 4 and 5 we peek into the debug output
+    // of first Bluetooth ctor. It executes a runtime test and prints the result
+    // as logging output. This avoids more complex runtime detection logic within this unit test.
+    QtMessageHandler oldMessageHandler;
+    oldMessageHandler = qInstallMessageHandler(myCustomMessageHandler);
+
+    noOfLocalDevices = QBluetoothLocalDevice::allDevices().count();
+    qInstallMessageHandler(oldMessageHandler);
+    isBluez5Runtime = logMessage.contains(QStringLiteral("Bluez 5"));
+    if (isBluez5Runtime)
+        qDebug() << "BlueZ 5 runtime detected.";
+#else
     noOfLocalDevices = QBluetoothLocalDevice::allDevices().count();
+#endif
+
     if (!noOfLocalDevices)
         return;
 
@@ -431,6 +481,37 @@ void tst_QBluetoothDeviceDiscoveryAgent::tst_deviceDiscovery()
     }
 }
 
+
+void tst_QBluetoothDeviceDiscoveryAgent::tst_discoveryTimeout()
+{
+    QBluetoothDeviceDiscoveryAgent agent;
+
+    // check default values
+#if defined(Q_OS_OSX) || defined(Q_OS_IOS) || defined(Q_OS_ANDROID)
+    QCOMPARE(agent.lowEnergyDiscoveryTimeout(), 25000);
+    agent.setLowEnergyDiscoveryTimeout(-1); // negative ignored
+    QCOMPARE(agent.lowEnergyDiscoveryTimeout(), 25000);
+    agent.setLowEnergyDiscoveryTimeout(20000);
+    QCOMPARE(agent.lowEnergyDiscoveryTimeout(), 20000);
+#elif defined(QT_BLUEZ_BLUETOOTH)
+    if (isBluez5Runtime) {
+        QCOMPARE(agent.lowEnergyDiscoveryTimeout(), 20000);
+        agent.setLowEnergyDiscoveryTimeout(-1); // negative ignored
+        QCOMPARE(agent.lowEnergyDiscoveryTimeout(), 20000);
+        agent.setLowEnergyDiscoveryTimeout(25000);
+        QCOMPARE(agent.lowEnergyDiscoveryTimeout(), 25000);
+    } else {
+        QCOMPARE(agent.lowEnergyDiscoveryTimeout(), -1);
+        agent.setLowEnergyDiscoveryTimeout(20000); // feature not supported -> ignored
+        QCOMPARE(agent.lowEnergyDiscoveryTimeout(), -1);
+    }
+#else
+    QCOMPARE(agent.lowEnergyDiscoveryTimeout(), -1);
+    agent.setLowEnergyDiscoveryTimeout(20000); // feature not supported -> ignored
+    QCOMPARE(agent.lowEnergyDiscoveryTimeout(), -1);
+#endif
+}
+
 QTEST_MAIN(tst_QBluetoothDeviceDiscoveryAgent)
 
 #include "tst_qbluetoothdevicediscoveryagent.moc"
-- 
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