From 80406bd6200e741740e333baa2d2095e03f1327c Mon Sep 17 00:00:00 2001
From: Liang Qi <liang.qi@qt.io>
Date: Wed, 28 Jun 2017 14:08:52 +0200
Subject: Revert "Support more than 62 instances of QWinEventNotifier"

It breaks sth in QLocalSocket which is used in QtRemoteObject.

This reverts commit 5c6210e3452f78cab2f58887e747eb5cb2501f70.

Task-number: QTBUG-61668
Change-Id: Ib11890923773496e5d998b7709ef93b0a839a759
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
---
 .../qwineventnotifier/tst_qwineventnotifier.cpp    | 88 ----------------------
 1 file changed, 88 deletions(-)

(limited to 'tests/auto/corelib/kernel/qwineventnotifier/tst_qwineventnotifier.cpp')

diff --git a/tests/auto/corelib/kernel/qwineventnotifier/tst_qwineventnotifier.cpp b/tests/auto/corelib/kernel/qwineventnotifier/tst_qwineventnotifier.cpp
index 304f6121a5..3221587300 100644
--- a/tests/auto/corelib/kernel/qwineventnotifier/tst_qwineventnotifier.cpp
+++ b/tests/auto/corelib/kernel/qwineventnotifier/tst_qwineventnotifier.cpp
@@ -31,8 +31,6 @@
 #include <qtimer.h>
 #include <qt_windows.h>
 
-#include <memory>
-
 class tst_QWinEventNotifier : public QObject
 {
     Q_OBJECT
@@ -42,7 +40,6 @@ protected slots:
     void simple_timerSet();
 private slots:
     void simple();
-    void manyNotifiers();
 
 private:
     HANDLE simpleHEvent;
@@ -90,91 +87,6 @@ void tst_QWinEventNotifier::simple()
     QVERIFY(simpleActivated);
 }
 
-class EventWithNotifier : public QObject
-{
-    Q_OBJECT
-public:
-    EventWithNotifier()
-    {
-        connect(&notifier, &QWinEventNotifier::activated,
-                this, &EventWithNotifier::onNotifierActivated);
-        notifier.setHandle(CreateEvent(0, TRUE, FALSE, 0));
-        notifier.setEnabled(true);
-
-        static int nextIndex = 0;
-        idx = nextIndex++;
-    }
-
-    ~EventWithNotifier()
-    {
-        notifier.setEnabled(false);
-        CloseHandle(notifier.handle());
-    }
-
-    HANDLE eventHandle() const { return notifier.handle(); }
-    int numberOfTimesActivated() const { return activatedCount; }
-
-signals:
-    void activated();
-
-public slots:
-    void onNotifierActivated()
-    {
-        ResetEvent(notifier.handle());
-        activatedCount++;
-        emit activated();
-    }
-
-private:
-    QWinEventNotifier notifier;
-    int activatedCount = 0;
-    int idx = 0;
-};
-
-void tst_QWinEventNotifier::manyNotifiers()
-{
-    const size_t maxEvents = 100;
-    const size_t middleEvenEvent = maxEvents / 2;
-    Q_ASSERT(middleEvenEvent % 2 == 0);
-    using EventWithNotifierPtr = std::unique_ptr<EventWithNotifier>;
-    std::vector<EventWithNotifierPtr> events(maxEvents);
-    std::generate(events.begin(), events.end(), [] () {
-        return EventWithNotifierPtr(new EventWithNotifier);
-    });
-
-    QTestEventLoop loop;
-    auto connection = connect(events.at(8).get(), &EventWithNotifier::activated, &loop, &QTestEventLoop::exitLoop);
-    for (const auto &ewn : events) {
-        connect(ewn.get(), &EventWithNotifier::activated, [&events, &loop] () {
-            if (std::all_of(events.cbegin(), events.cend(),
-                    [] (const EventWithNotifierPtr &ewn) {
-                            return ewn->numberOfTimesActivated() > 0; })) {
-                loop.exitLoop();
-            }
-        });
-    }
-
-    // Activate all even events before running the event loop.
-    for (size_t i = 0; i < events.size(); i += 2)
-        SetEvent(events.at(i)->eventHandle());
-
-    // Wait until event notifier with index 8 has been activated.
-    loop.enterLoop(30);
-    QObject::disconnect(connection);
-
-    // Activate all odd events after the event loop has run for a bit.
-    for (size_t i = 1; i < events.size(); i += 2)
-        SetEvent(events.at(i)->eventHandle());
-
-    // Wait until all event notifiers have fired.
-    loop.enterLoop(30);
-
-    // All notifiers must have been activated exactly once.
-    QVERIFY(std::all_of(events.cbegin(), events.cend(), [] (const EventWithNotifierPtr &ewn) {
-        return ewn->numberOfTimesActivated() == 1;
-    }));
-}
-
 QTEST_MAIN(tst_QWinEventNotifier)
 
 #include "tst_qwineventnotifier.moc"
-- 
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