Keno Fischer : kernel32/tests: Improve tests for pUnregisterWait(0).

[Alexandre Julliard]

Module: wine
Branch: master
Commit: b0290ec3b86e24b317d12ba11f61a835aa65eba1
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=b0290ec3b86e24b317d12ba11f61a835aa65eba1

Author: Keno Fischer <keno at juliacomputing.com>
Date:   Thu Aug 25 00:17:07 2016 -0400

kernel32/tests: Improve tests for pUnregisterWait(0).

Signed-off-by: Keno Fischer <keno at juliacomputing.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/kernel32/tests/thread.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/dlls/kernel32/tests/thread.c b/dlls/kernel32/tests/thread.c
index 0a5f0d3..2b752c2 100644
--- a/dlls/kernel32/tests/thread.c
+++ b/dlls/kernel32/tests/thread.c
@@ -1246,9 +1246,11 @@ static void test_RegisterWaitForSingleObject(void)
     ret = pUnregisterWait(wait_handle);
     ok(ret, "UnregisterWait failed with error %d\n", GetLastError());
 
-    ret = pUnregisterWait(0);
-    ok(!ret && GetLastError() == ERROR_INVALID_HANDLE,
-        "UnregisterWait failed with unexpected error %d\n", GetLastError());
+    SetLastError(0xdeadbeef);
+    ret = pUnregisterWait(NULL);
+    ok(!ret, "Expected UnregisterWait to fail");
+    ok(GetLastError() == ERROR_INVALID_HANDLE,
+       "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
 }
 
 static DWORD LS_main;