user32/tests: GetClipboardData() returns no error for missing formats.

Despite the documentation that says if GetClipboardData() returns NULL one can check GetLastError() to know why! Signed-off-by: Francois Gouget <fgouget@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

user32/tests: GetClipboardData() returns no error for missing formats.
9bd3e3fb · Francois Gouget · Alexandre Julliard · 1b36c218 · 9bd3e3fb · 9bd3e3fb
Commit 9bd3e3fb authored Aug 08, 2021 by Francois Gouget Committed by Alexandre Julliard Aug 09, 2021
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clipboard.c dlls/user32/clipboard.c +1 -0

clipboard.c dlls/user32/tests/clipboard.c +5 -0

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--- a/dlls/user32/clipboard.c
+++ b/dlls/user32/clipboard.c
@@ -1070,6 +1070,7 @@ HANDLE WINAPI GetClipboardData( UINT format )
        GlobalFree( data );

        if (status == STATUS_BUFFER_OVERFLOW) continue;  /* retry with the new size */
+        if (status == STATUS_OBJECT_NAME_NOT_FOUND) return 0; /* no such format */
        if (status)
        {
            SetLastError( RtlNtStatusToDosError( status ));

--- a/dlls/user32/tests/clipboard.c
+++ b/dlls/user32/tests/clipboard.c
@@ -1543,6 +1543,11 @@ static void test_handles( HWND hwnd )
    data = GetClipboardData( 0xdeadfade );
    ok( data == ptr, "wrong data %p\n", data );

+    SetLastError( 0xdeadbeef );
+    data = GetClipboardData( CF_RIFF );
+    ok( GetLastError() == 0xdeadbeef, "unexpected last error %d\n", GetLastError() );
+    ok( !data, "wrong data %p\n", data );
+
    h = SetClipboardData( CF_PRIVATEFIRST + 7, htext4 );
    ok( h == htext4, "got %p\n", h );
    ok( is_moveable( h ), "expected moveable mem %p\n", h );