Autotest: Move Test{FrameWorkManager,Runner} singletons

Make them plugin-pimpl data members, removing some indirections.

Change-Id: Ie441ac94a27f07342513b0b5b1437ccfe4b5d7d2
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/plugins/autotest/autotestplugin.cpp

@@ -89,7 +89,6 @@ public:
     AutotestPluginPrivate();
     ~AutotestPluginPrivate() override;
 
-    TestFrameworkManager *m_frameworkManager = nullptr;
     TestNavigationWidgetFactory *m_navigationWidgetFactory = nullptr;
     TestResultsPane *m_resultsPane = nullptr;
     QMap<QString, ChoicePair> m_runconfigCache;
@@ -105,6 +104,8 @@ public:
 
     TestCodeParser m_testCodeParser;
     TestTreeModel m_testTreeModel{&m_testCodeParser};
+    TestRunner m_testRunner;
+    TestFrameworkManager m_frameworkManager;
 };
 
 static AutotestPluginPrivate *dd = nullptr;
@@ -127,14 +128,13 @@ AutotestPlugin::~AutotestPlugin()
 AutotestPluginPrivate::AutotestPluginPrivate()
 {
     dd = this; // Needed as the code below access it via the static plugin interface
-    m_frameworkManager = TestFrameworkManager::instance();
     initializeMenuEntries();
-    m_frameworkManager->registerTestFramework(new QtTestFramework);
-    m_frameworkManager->registerTestFramework(new QuickTestFramework);
-    m_frameworkManager->registerTestFramework(new GTestFramework);
-    m_frameworkManager->registerTestFramework(new BoostTestFramework);
+    m_frameworkManager.registerTestFramework(new QtTestFramework);
+    m_frameworkManager.registerTestFramework(new QuickTestFramework);
+    m_frameworkManager.registerTestFramework(new GTestFramework);
+    m_frameworkManager.registerTestFramework(new BoostTestFramework);
 
-    m_frameworkManager->synchronizeSettings(ICore::settings());
+    m_frameworkManager.synchronizeSettings(ICore::settings());
     m_navigationWidgetFactory = new TestNavigationWidgetFactory;
     m_resultsPane = TestResultsPane::instance();
 
@@ -147,7 +147,7 @@ AutotestPluginPrivate::AutotestPluginPrivate()
     });
     ProjectExplorer::ProjectPanelFactory::registerFactory(panelFactory);
 
-    m_frameworkManager->activateFrameworksFromSettings(&m_settings);
+    m_frameworkManager.activateFrameworksFromSettings(&m_settings);
     m_testTreeModel.synchronizeTestFrameworks();
 
     auto sessionManager = ProjectExplorer::SessionManager::instance();
@@ -173,7 +173,6 @@ AutotestPluginPrivate::~AutotestPluginPrivate()
 
     delete m_navigationWidgetFactory;
     delete m_resultsPane;
-    delete m_frameworkManager;
 }
 
 TestSettings *AutotestPlugin::settings()
@@ -298,16 +297,14 @@ ExtensionSystem::IPlugin::ShutdownFlag AutotestPlugin::aboutToShutdown()
 
 void AutotestPluginPrivate::onRunAllTriggered()
 {
-    TestRunner *runner = TestRunner::instance();
-    runner->setSelectedTests(m_testTreeModel.getAllTestCases());
-    runner->prepareToRunTests(TestRunMode::Run);
+    m_testRunner.setSelectedTests(m_testTreeModel.getAllTestCases());
+    m_testRunner.prepareToRunTests(TestRunMode::Run);
 }
 
 void AutotestPluginPrivate::onRunSelectedTriggered()
 {
-    TestRunner *runner = TestRunner::instance();
-    runner->setSelectedTests(m_testTreeModel.getSelectedTests());
-    runner->prepareToRunTests(TestRunMode::Run);
+    m_testRunner.setSelectedTests(m_testTreeModel.getSelectedTests());
+    m_testRunner.prepareToRunTests(TestRunMode::Run);
 }
 
 void AutotestPluginPrivate::onRunFileTriggered()
@@ -324,9 +321,8 @@ void AutotestPluginPrivate::onRunFileTriggered()
     if (tests.isEmpty())
         return;
 
-    TestRunner *runner = TestRunner::instance();
-    runner->setSelectedTests(tests);
-    runner->prepareToRunTests(TestRunMode::Run);
+    m_testRunner.setSelectedTests(tests);
+    m_testRunner.prepareToRunTests(TestRunMode::Run);
 }
 
 static QList<TestConfiguration *> testItemsToTestConfigurations(const QList<TestTreeItem *> &items,
@@ -368,16 +364,15 @@ void AutotestPluginPrivate::onRunUnderCursorTriggered(TestRunMode mode)
         return;
     }
 
-    auto runner = TestRunner::instance();
-    runner->setSelectedTests(testsToRun);
-    runner->prepareToRunTests(mode);
+    m_testRunner.setSelectedTests(testsToRun);
+    m_testRunner.prepareToRunTests(mode);
 }
 
 void AutotestPlugin::updateMenuItemsEnabledState()
 {
     const ProjectExplorer::Project *project = ProjectExplorer::SessionManager::startupProject();
     const ProjectExplorer::Target *target = project ? project->activeTarget() : nullptr;
-    const bool canScan = !TestRunner::instance()->isTestRunning()
+    const bool canScan = !dd->m_testRunner.isTestRunning()
             && dd->m_testCodeParser.state() == TestCodeParser::Idle;
     const bool hasTests = dd->m_testTreeModel.hasTests();
     // avoid expensive call to PE::canRunStartupProject() - limit to minimum necessary checks

src/plugins/autotest/testframeworkmanager.cpp

@@ -28,7 +28,6 @@
 #include "autotestplugin.h"
 #include "iframeworksettings.h"
 #include "itestparser.h"
-#include "testrunner.h"
 #include "testsettings.h"
 #include "testtreeitem.h"
 #include "testtreemodel.h"
@@ -51,21 +50,18 @@ static TestFrameworkManager *s_instance = nullptr;
 
 TestFrameworkManager::TestFrameworkManager()
 {
-    m_testRunner = Internal::TestRunner::instance();
     s_instance = this;
 }
 
 TestFrameworkManager *TestFrameworkManager::instance()
 {
-    if (!s_instance)
-        return new TestFrameworkManager;
     return s_instance;
 }
 
 TestFrameworkManager::~TestFrameworkManager()
 {
-    delete m_testRunner;
     qDeleteAll(m_registeredFrameworks);
+    s_instance = nullptr;
 }
 
 bool TestFrameworkManager::registerTestFramework(ITestFramework *framework)

src/plugins/autotest/testframeworkmanager.h

@@ -37,18 +37,20 @@ namespace Core { class Id; }
 
 namespace Autotest {
 namespace Internal {
-class TestRunner;
 struct TestSettings;
 }
 
 class IFrameworkSettings;
 class ITestParser;
 
-class TestFrameworkManager
+class TestFrameworkManager final
 {
+
 public:
+    TestFrameworkManager();
+    ~TestFrameworkManager();
+
     static TestFrameworkManager *instance();
-    virtual ~TestFrameworkManager();
 
     static ITestFramework *frameworkForId(Core::Id frameworkId);
 
@@ -65,10 +67,8 @@ public:
 
 private:
     TestFrameworks activeFrameworks() const;
-    explicit TestFrameworkManager();
 
     TestFrameworks m_registeredFrameworks;
-    Internal::TestRunner *m_testRunner;
 };
 
 } // namespace Autotest

src/plugins/autotest/testrunner.cpp

@@ -82,14 +82,13 @@ static TestRunner *s_instance = nullptr;
 
 TestRunner *TestRunner::instance()
 {
-    if (!s_instance)
-        s_instance = new TestRunner;
     return s_instance;
 }
 
-TestRunner::TestRunner(QObject *parent) :
-    QObject(parent)
+TestRunner::TestRunner()
 {
+    s_instance = this;
+
     connect(&m_futureWatcher, &QFutureWatcher<TestResultPtr>::resultReadyAt,
             this, [this](int index) { emit testResultReady(m_futureWatcher.resultAt(index)); });
     connect(&m_futureWatcher, &QFutureWatcher<TestResultPtr>::finished,

src/plugins/autotest/testrunner.h

@@ -53,14 +53,17 @@ enum class TestRunMode;
 
 namespace Internal {
 
-class AUTOTESTSHARED_EXPORT TestRunner : public QObject
+class AUTOTESTSHARED_EXPORT TestRunner final : public QObject
 {
     Q_OBJECT
+
 public:
+    TestRunner();
+    ~TestRunner() final;
+
     enum CancelReason { UserCanceled, Timeout, KitChanged };
 
     static TestRunner* instance();
-    ~TestRunner() override;
 
     void setSelectedTests(const QList<TestConfiguration *> &selected);
     void runTest(TestRunMode mode, const TestTreeItem *item);
@@ -92,7 +95,6 @@ private:
     void debugTests();
     void runOrDebugTests();
     void reportResult(ResultType type, const QString &description);
-    explicit TestRunner(QObject *parent = nullptr);
     bool postponeTestRunWithEmptyExecutable(ProjectExplorer::Project *project);
     void onBuildSystemUpdated();