Francois Gouget : advapi32/tests: Better check the EnumServicesStatusExW() output.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 1da9e7c0874884d73a98a01115a4c683eb18a579
URL:    https://gitlab.winehq.org/wine/wine/-/commit/1da9e7c0874884d73a98a01115a4c68...

Author: Francois Gouget <fgouget(a)codeweavers.com>
Date:   Fri Mar 17 11:47:19 2023 +0100

advapi32/tests: Better check the EnumServicesStatusExW() output.

It only has this one test.

---

 dlls/advapi32/tests/service.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/dlls/advapi32/tests/service.c b/dlls/advapi32/tests/service.c
index 2d38f9e6a90..8736aaab04c 100644
--- a/dlls/advapi32/tests/service.c
+++ b/dlls/advapi32/tests/service.c
@@ -1631,10 +1631,16 @@ static void test_enum_svc_ex(void)
 
     /* Test to show we get the same needed buffer size for the W-call */
     neededW = 0xdeadbeef;
+    returnedW = 0xdeadbeef;
+    SetLastError(0xdeadbeef);
     ret = pEnumServicesStatusExW(scm_handle, 0, SERVICE_WIN32, SERVICE_STATE_ALL,
                                  NULL, 0, &neededW, &returnedW, NULL, NULL);
     ok(!ret, "Expected failure\n");
+    ok(returnedW == 0, "Expected no service returned, got %ld\n", returned);
+    ok(neededW != 0xdeadbeef && neededW > 0, "Expected the needed buffer size\n");
     ok(neededW == needed, "Expected needed buffersize to be the same for A- and W-calls\n");
+    ok(GetLastError() == ERROR_MORE_DATA,
+       "Expected ERROR_MORE_DATA, got %ld\n", GetLastError());
 
     /* Store the needed bytes */
     tempneeded = needed;