[PATCH v3 1/2] kernel32/tests: Add test for GetSystemFirmwareTable regression

[John Chadwick]

This adds an assertion to ensure that a typical usage of
GetSystemFirmwareTable with a preflight call works correctly.

Signed-off-by: John Chadwick 
---
This supersedes patch 174123.

dlls/kernel32/tests/version.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/dlls/kernel32/tests/version.c b/dlls/kernel32/tests/version.c
index c1b7c9c59d..db42fc5a29 100644
--- a/dlls/kernel32/tests/version.c
+++ b/dlls/kernel32/tests/version.c
@@ -737,6 +737,10 @@ static void test_GetSystemFirmwareTable(void)
     pNtQuerySystemInformation(SystemFirmwareTableInformation, sfti, expected_len, &expected_len);

expected_len -= min_sfti_len;
+    len = pGetSystemFirmwareTable(RSMB, 0, NULL, 0);
+todo_wine
+    ok(len == expected_len, "Expected length %u, got %u\n", expected_len, len);
+
     smbios_table = HeapAlloc(GetProcessHeap(), 0, expected_len);
     len = pGetSystemFirmwareTable(RSMB, 0, smbios_table, expected_len);
     ok(len == expected_len, "Expected length %u, got %u\n", expected_len, len);