Convert uses of QTime as a timer to QElapsedTimer

Change-Id: I2297f61efa5adf9ea5194c7f3ff68574cbcf452c
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
 
 
 
 

5 files changed, 27 insertions, 26 deletions

diff --git a/tests/auto/corelib/thread/qatomicint/tst_qatomicint.cpp b/tests/auto/corelib/thread/qatomicint/tst_qatomicint.cpp
index cc197cabba..9b5a273131 100644
--- a/tests/auto/corelib/thread/qatomicint/tst_qatomicint.cpp
+++ b/tests/auto/corelib/thread/qatomicint/tst_qatomicint.cpp
@@ -31,6 +31,7 @@
 
 #include <QAtomicInt>
 #include <QCoreApplication>
+#include <QElapsedTimer>
 
 #include <limits.h>
 
@@ -851,7 +852,7 @@ void tst_QAtomicInt::operators()
 
 void tst_QAtomicInt::testAndSet_loop()
 {
-    QTime stopWatch;
+    QElapsedTimer stopWatch;
     stopWatch.start();
 
     int iterations = 10000000;
diff --git a/tests/auto/corelib/thread/qfuturewatcher/tst_qfuturewatcher.cpp b/tests/auto/corelib/thread/qfuturewatcher/tst_qfuturewatcher.cpp
index b2ef516b4e..a322a1c11d 100644
--- a/tests/auto/corelib/thread/qfuturewatcher/tst_qfuturewatcher.cpp
+++ b/tests/auto/corelib/thread/qfuturewatcher/tst_qfuturewatcher.cpp
@@ -27,6 +27,7 @@
 ****************************************************************************/
 #include <QCoreApplication>
 #include <QDebug>
+#include <QElapsedTimer>
 #include <QtTest/QtTest>
 
 #include <QtConcurrent>
@@ -878,7 +879,7 @@ void tst_QFutureWatcher::incrementalFilterResults()
 void tst_QFutureWatcher::qfutureSynchronizer()
 {
     int taskCount = 1000;
-    QTime t;
+    QElapsedTimer t;
     t.start();
 
     {
diff --git a/tests/auto/corelib/thread/qreadwritelock/tst_qreadwritelock.cpp b/tests/auto/corelib/thread/qreadwritelock/tst_qreadwritelock.cpp
index 8e97229752..45fcf9657d 100644
--- a/tests/auto/corelib/thread/qreadwritelock/tst_qreadwritelock.cpp
+++ b/tests/auto/corelib/thread/qreadwritelock/tst_qreadwritelock.cpp
@@ -29,6 +29,7 @@
 #include <QtTest/QtTest>
 #include <qcoreapplication.h>
 #include <qreadwritelock.h>
+#include <qelapsedtimer.h>
 #include <qmutex.h>
 #include <qthread.h>
 #include <qwaitcondition.h>
@@ -237,7 +238,7 @@ void tst_QReadWriteLock::tryReadLock()
                 testsTurn.release();
 
                 threadsTurn.acquire();
-                QTime timer;
+                QElapsedTimer timer;
                 timer.start();
                 QVERIFY(!readWriteLock.tryLockForRead(1000));
                 QVERIFY(timer.elapsed() >= 1000);
@@ -500,7 +501,7 @@ public:
     int holdTime;
     int waitTime;
     bool print;
-    QTime t;
+    QElapsedTimer t;
     inline ReadLockLoopThread(QReadWriteLock &l, int runTime, int holdTime=0, int waitTime=0, bool print=false)
     :testRwlock(l)
     ,runTime(runTime)
@@ -536,7 +537,7 @@ public:
     int holdTime;
     int waitTime;
     bool print;
-    QTime t;
+    QElapsedTimer t;
     inline WriteLockLoopThread(QReadWriteLock &l, int runTime, int holdTime=0, int waitTime=0, bool print=false)
     :testRwlock(l)
     ,runTime(runTime)
@@ -574,7 +575,7 @@ public:
     int runTime;
     int waitTime;
     int maxval;
-    QTime t;
+    QElapsedTimer t;
     inline WriteLockCountThread(QReadWriteLock &l, int runTime, int waitTime, int maxval)
     :testRwlock(l)
     ,runTime(runTime)
@@ -615,7 +616,7 @@ public:
     QReadWriteLock &testRwlock;
     int runTime;
     int waitTime;
-    QTime t;
+    QElapsedTimer t;
     inline ReadLockCountThread(QReadWriteLock &l, int runTime, int waitTime)
     :testRwlock(l)
     ,runTime(runTime)
@@ -873,7 +874,7 @@ void tst_QReadWriteLock::deleteOnUnlock()
 
     DeleteOnUnlockThread thread2(&lock, &startup, &waitMutex);
 
-    QTime t;
+    QElapsedTimer t;
     t.start();
     while(t.elapsed() < 4000) {
         lock = new QReadWriteLock();
@@ -899,7 +900,7 @@ void tst_QReadWriteLock::uncontendedLocks()
     uint count=0;
     int millisecs=1000;
     {
-        QTime t;
+        QElapsedTimer t;
         t.start();
         while(t.elapsed() <millisecs)
         {
@@ -908,7 +909,7 @@ void tst_QReadWriteLock::uncontendedLocks()
     }
     {
         QReadWriteLock rwlock;
-        QTime t;
+        QElapsedTimer t;
         t.start();
         while(t.elapsed() <millisecs)
         {
@@ -919,7 +920,7 @@ void tst_QReadWriteLock::uncontendedLocks()
     }
     {
         QReadWriteLock rwlock;
-        QTime t;
+        QElapsedTimer t;
         t.start();
         while(t.elapsed() <millisecs)
         {
diff --git a/tests/auto/corelib/thread/qthread/tst_qthread.cpp b/tests/auto/corelib/thread/qthread/tst_qthread.cpp
index f72b662c94..19922b1ea5 100644
--- a/tests/auto/corelib/thread/qthread/tst_qthread.cpp
+++ b/tests/auto/corelib/thread/qthread/tst_qthread.cpp
@@ -29,7 +29,7 @@
 #include <QtTest/QtTest>
 
 #include <qcoreapplication.h>
-#include <qdatetime.h>
+#include <qelapsedtimer.h>
 #include <qmutex.h>
 #include <qthread.h>
 #include <qtimer.h>
@@ -244,8 +244,8 @@ public:
         QMutexLocker locker(&mutex);
 
         elapsed = 0;
-        QTime time;
-        time.start();
+        QElapsedTimer timer;
+        timer.start();
         switch (sleepType) {
         case Second:
             sleep(interval);
@@ -257,7 +257,7 @@ public:
             usleep(interval);
             break;
         }
-        elapsed = time.elapsed();
+        elapsed = timer.elapsed();
 
         cond.wakeOne();
     }
@@ -601,8 +601,7 @@ void tst_QThread::msleep()
     thread.interval = 120;
     thread.start();
     QVERIFY(thread.wait(five_minutes));
-#if defined (Q_OS_WIN)
-    // Since the resolution of QTime is so coarse...
+#if defined (Q_OS_WIN) // May no longer be needed
     QVERIFY(thread.elapsed >= 100);
 #else
     QVERIFY(thread.elapsed >= 120);
@@ -616,8 +615,7 @@ void tst_QThread::usleep()
     thread.interval = 120000;
     thread.start();
     QVERIFY(thread.wait(five_minutes));
-#if defined (Q_OS_WIN)
-    // Since the resolution of QTime is so coarse...
+#if defined (Q_OS_WIN) // May no longer be needed
     QVERIFY(thread.elapsed >= 100);
 #else
     QVERIFY(thread.elapsed >= 120);
@@ -948,9 +946,9 @@ void tst_QThread::stressTest()
     if (EmulationDetector::isRunningArmOnX86())
         QSKIP("Qemu uses too much memory for each thread. Test would run out of memory.");
 
-    QTime t;
-    t.start();
-    while (t.elapsed() < one_minute) {
+    QElapsedTimer timer;
+    timer.start();
+    while (timer.elapsed() < one_minute) {
         Current_Thread t;
         t.start();
         t.wait(one_minute);
diff --git a/tests/auto/corelib/thread/qthreadpool/tst_qthreadpool.cpp b/tests/auto/corelib/thread/qthreadpool/tst_qthreadpool.cpp
index 27b49602fc..f41cbe2601 100644
--- a/tests/auto/corelib/thread/qthreadpool/tst_qthreadpool.cpp
+++ b/tests/auto/corelib/thread/qthreadpool/tst_qthreadpool.cpp
@@ -27,7 +27,7 @@
 **
 ****************************************************************************/
 #include <QtTest/QtTest>
-#include <qdatetime.h>
+#include <qelapsedtimer.h>
 #include <qthreadpool.h>
 #include <qstring.h>
 #include <qmutex.h>
@@ -882,7 +882,7 @@ void tst_QThreadPool::priorityStart()
 
 void tst_QThreadPool::waitForDone()
 {
-    QTime total, pass;
+    QElapsedTimer total, pass;
     total.start();
 
     QThreadPool threadPool;
@@ -1113,7 +1113,7 @@ void tst_QThreadPool::tryTake()
 
 void tst_QThreadPool::destroyingWaitsForTasksToFinish()
 {
-    QTime total, pass;
+    QElapsedTimer total, pass;
     total.start();
 
     while (total.elapsed() < 10000) {
@@ -1204,7 +1204,7 @@ void tst_QThreadPool::stressTest()
         }
     };
 
-    QTime total;
+    QElapsedTimer total;
     total.start();
     while (total.elapsed() < 30000) {
         Task t;