Dmitry Timoshkov : kernel32/tests: WaitCommEvent may sometimes return immediately on a busy system when write operation to a COM-port has already completed .

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 53e727ef95587d8d64c1c80669a10bea068ba651
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=53e727ef95587d8d64c1c80669...

Author: Dmitry Timoshkov 
Date:   Fri Oct 25 12:14:37 2013 +0900

kernel32/tests: WaitCommEvent may sometimes return immediately on a busy system when write operation to a COM-port has already completed.

---

dlls/kernel32/tests/comm.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/dlls/kernel32/tests/comm.c b/dlls/kernel32/tests/comm.c
index 33b10ac..f780f75 100644
--- a/dlls/kernel32/tests/comm.c
+++ b/dlls/kernel32/tests/comm.c
@@ -939,7 +939,7 @@ static void test_waittxempty(void)
         evtmask = 0;
         SetLastError(0xdeadbeef);
         res = WaitCommEvent(hcom, &evtmask, &ovl_wait);
-        ok(!res && GetLastError() == ERROR_IO_PENDING, "%d: WaitCommEvent error %d\n", i, GetLastError());
+        ok((!res && GetLastError() == ERROR_IO_PENDING) || res /* busy system */, "%d: WaitCommEvent error %d\n", i, GetLastError());

res = WaitForSingleObject(ovl_wait.hEvent, TIMEOUT);
         if (i == 0)