[PATCH v2 1/2] advapi32/tests: Test if a loaded key can be loaded multiple times.

[Santino Mazza]

From: Santino Mazza

---
 dlls/advapi32/tests/registry.c | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/dlls/advapi32/tests/registry.c b/dlls/advapi32/tests/registry.c
index 55a8074f1b7..abb929a58d6 100644
--- a/dlls/advapi32/tests/registry.c
+++ b/dlls/advapi32/tests/registry.c
@@ -1545,7 +1545,7 @@ static void test_reg_save_key(void)
 static void test_reg_load_key(void)
 {
     DWORD ret;
-    HKEY hkHandle;
+    HKEY hkHandle, child_key;

if (!set_privileges(SE_RESTORE_NAME, TRUE) ||
         !set_privileges(SE_BACKUP_NAME, FALSE))
@@ -1557,6 +1557,28 @@ static void test_reg_load_key(void)
     ret = RegLoadKeyA(HKEY_LOCAL_MACHINE, "Test", "saved_key");
     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);

+    /* Test behaviour when loading a loaded key again */
+    ret = RegOpenKeyA(HKEY_LOCAL_MACHINE, "Test", &hkHandle);
+    ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
+
+    ret = RegCreateKeyA(hkHandle, "child_key", &child_key);
+    ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
+
+    RegCloseKey(child_key);
+    RegCloseKey(hkHandle);
+
+    ret = RegLoadKeyA(HKEY_LOCAL_MACHINE, "Test", "saved_key");
+    todo_wine ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
+
+    ret = RegOpenKeyA(HKEY_LOCAL_MACHINE, "Test", &hkHandle);
+    ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
+
+    ret = RegOpenKeyA(hkHandle, "child_key", &child_key);
+    ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
+
+    RegCloseKey(child_key);
+    RegCloseKey(hkHandle);
+
     set_privileges(SE_RESTORE_NAME, FALSE);

ret = RegOpenKeyA(HKEY_LOCAL_MACHINE, "Test", &hkHandle);