X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e3778b4d9c7eebc39f496a9dd055638e06fb9140..d73efa0b9c06aec0a4b39af3b7d1eab424068f83:/tests/events/stopwatch.cpp

diff --git a/tests/events/stopwatch.cpp b/tests/events/stopwatch.cpp
index 7ac42ee514..1650484039 100644
--- a/tests/events/stopwatch.cpp
+++ b/tests/events/stopwatch.cpp
@@ -3,7 +3,6 @@
 // Purpose:     Test wxStopWatch class
 // Author:      Francesco Montorsi (extracted from console sample)
 // Created:     2010-05-16
-// RCS-ID:      $Id$
 // Copyright:   (c) 2010 wxWidgets team
 ///////////////////////////////////////////////////////////////////////////////
 
@@ -26,6 +25,14 @@
 #include "wx/stopwatch.h"
 #include "wx/utils.h"
 
+namespace
+{
+
+const long tolerance = 50;  // in ms
+const int sleepTime = 500;
+
+} // anonymous namespace
+
 // --------------------------------------------------------------------------
 // test class
 // --------------------------------------------------------------------------
@@ -39,10 +46,12 @@ private:
     CPPUNIT_TEST_SUITE( StopWatchTestCase );
         CPPUNIT_TEST( Misc );
         CPPUNIT_TEST( BackwardsClockBug );
+        CPPUNIT_TEST( RestartBug );
     CPPUNIT_TEST_SUITE_END();
 
     void Misc();
     void BackwardsClockBug();
+    void RestartBug();
 
     DECLARE_NO_COPY_CLASS(StopWatchTestCase)
 };
@@ -55,14 +64,21 @@ CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StopWatchTestCase, "StopWatchTestCase" );
 
 void StopWatchTestCase::Misc()
 {
-    static const long tolerance = 100;  // in ms
-
     wxStopWatch sw;
     long t;
+    wxLongLong usec;
 
     sw.Pause();         // pause it immediately
 
-    wxSleep(2);
+    // verify that almost no time elapsed
+    usec = sw.TimeInMicro();
+    WX_ASSERT_MESSAGE
+    (
+        ("Elapsed time was %" wxLongLongFmtSpec "dus", usec),
+        usec < tolerance*1000
+    );
+
+    wxSleep(1);
     t = sw.Time();
 
     // check that the stop watch doesn't advance while paused
@@ -73,26 +89,29 @@ void StopWatchTestCase::Misc()
     );
 
     sw.Resume();
-    wxSleep(3);
+    wxMilliSleep(sleepTime);
     t = sw.Time();
-    // check that it did advance now by ~3s
+    // check that it did advance now by ~1.5s
     WX_ASSERT_MESSAGE
     (
         ("Actual time value is %ld", t),
-        t > 3000 - tolerance && t < 3000 + tolerance
+        t > sleepTime - tolerance && t < sleepTime + tolerance
     );
 
     sw.Pause();
+
+    // check that this sleep won't be taken into account below
+    wxMilliSleep(sleepTime);
     sw.Resume();
 
-    wxSleep(2);
+    wxMilliSleep(sleepTime);
     t = sw.Time();
 
     // and it should advance again
     WX_ASSERT_MESSAGE
     (
         ("Actual time value is %ld", t),
-        t > 5000 - tolerance && t < 5000 + tolerance
+        t > 2*sleepTime - tolerance && t < 2*sleepTime + tolerance
     );
 }
 
@@ -111,3 +130,22 @@ void StopWatchTestCase::BackwardsClockBug()
         }
     }
 }
+
+void StopWatchTestCase::RestartBug()
+{
+    wxStopWatch sw;
+    sw.Pause();
+
+    // Calling Start() should resume the stopwatch if it was paused.
+    static const int offset = 5000;
+    sw.Start(offset);
+    wxMilliSleep(sleepTime);
+
+    long t = sw.Time();
+    WX_ASSERT_MESSAGE
+    (
+        ("Actual time value is %ld", t),
+        t > offset + sleepTime - tolerance &&
+            t < offset + sleepTime + tolerance
+    );
+}