kernel32/tests: Check what happens if QueryDosDeviceA() is given an insufficient buffer.
Francois Gouget
fgouget at codeweavers.com
Mon Oct 3 16:39:10 CDT 2011
---
dlls/kernel32/tests/volume.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/dlls/kernel32/tests/volume.c b/dlls/kernel32/tests/volume.c
index 6f0fd67..2755af5 100644
--- a/dlls/kernel32/tests/volume.c
+++ b/dlls/kernel32/tests/volume.c
@@ -44,6 +44,12 @@ static void test_query_dos_deviceA(void)
DWORD ret, ret2, buflen=32768;
BOOL found = FALSE;
+ /* callers must guess the buffer size */
+ SetLastError(0xdeadbeef);
+ ret = QueryDosDeviceA( NULL, NULL, 0 );
+ ok(!ret && GetLastError() == ERROR_INSUFFICIENT_BUFFER,
+ "QueryDosDeviceA(no buffer): returned %u, le=%u\n", ret, GetLastError());
+
buffer = HeapAlloc( GetProcessHeap(), 0, buflen );
SetLastError(0xdeadbeef);
ret = QueryDosDeviceA( NULL, buffer, buflen );
--
1.7.6.3
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