From 1d8ce79080499741713c8d63b894331fd1bb09d9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?George=20Bi=C8=99oc?= <george.bisoc@reactos.org>
Date: Sun, 12 Nov 2023 11:39:04 +0100
Subject: [PATCH] [NTDLL_APITEST] Write some tests for NtSetDefaultLocale

---
 .../rostests/apitests/ntdll/CMakeLists.txt    |  1 +
 .../apitests/ntdll/NtSetDefaultLocale.c       | 43 +++++++++++++++++++
 modules/rostests/apitests/ntdll/testlist.c    |  2 +
 3 files changed, 46 insertions(+)
 create mode 100644 modules/rostests/apitests/ntdll/NtSetDefaultLocale.c

diff --git a/modules/rostests/apitests/ntdll/CMakeLists.txt b/modules/rostests/apitests/ntdll/CMakeLists.txt
index acc24d45a3e..f48d4e53dec 100644
--- a/modules/rostests/apitests/ntdll/CMakeLists.txt
+++ b/modules/rostests/apitests/ntdll/CMakeLists.txt
@@ -47,6 +47,7 @@ list(APPEND SOURCE
     NtQueryVolumeInformationFile.c
     NtReadFile.c
     NtSaveKey.c
+    NtSetDefaultLocale.c
     NtSetInformationFile.c
     NtSetInformationProcess.c
     NtSetInformationThread.c
diff --git a/modules/rostests/apitests/ntdll/NtSetDefaultLocale.c b/modules/rostests/apitests/ntdll/NtSetDefaultLocale.c
new file mode 100644
index 00000000000..ad50dac80fa
--- /dev/null
+++ b/modules/rostests/apitests/ntdll/NtSetDefaultLocale.c
@@ -0,0 +1,43 @@
+/*
+ * PROJECT:         ReactOS API tests
+ * LICENSE:         GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
+ * PURPOSE:         Tests for the NtSetDefaultLocale API
+ * COPYRIGHT:       Copyright 2023 George Bișoc <george.bisoc@reactos.org>
+ */
+
+#include "precomp.h"
+
+START_TEST(NtSetDefaultLocale)
+{
+    NTSTATUS Status;
+
+    Status = NtSetDefaultLocale(TRUE, 0xffffffff);
+    ok_ntstatus(Status, STATUS_INVALID_PARAMETER);
+
+    Status = NtSetDefaultLocale(TRUE, 0xfffffffe);
+    ok_ntstatus(Status, STATUS_INVALID_PARAMETER);
+
+    Status = NtSetDefaultLocale(TRUE, 0x7fffffff);
+    ok_ntstatus(Status, STATUS_INVALID_PARAMETER);
+
+    Status = NtSetDefaultLocale(TRUE, 0x7ffffffe);
+    ok_ntstatus(Status, STATUS_INVALID_PARAMETER);
+
+    Status = NtSetDefaultLocale(TRUE, 0x80000000);
+    ok_ntstatus(Status, STATUS_INVALID_PARAMETER);
+
+    Status = NtSetDefaultLocale(TRUE, 0x80000001);
+    ok_ntstatus(Status, STATUS_INVALID_PARAMETER);
+
+    Status = NtSetDefaultLocale(TRUE, 0x10000);
+    ok_ntstatus(Status, STATUS_INVALID_PARAMETER);
+
+    Status = NtSetDefaultLocale(TRUE, 1);
+    ok_ntstatus(Status, STATUS_OBJECT_NAME_NOT_FOUND);
+
+    Status = NtSetDefaultLocale(TRUE, 0x0C);
+    ok_ntstatus(Status, STATUS_OBJECT_NAME_NOT_FOUND);
+
+    Status = NtSetDefaultLocale(TRUE, 0x1000);
+    ok_ntstatus(Status, STATUS_OBJECT_NAME_NOT_FOUND);
+}
diff --git a/modules/rostests/apitests/ntdll/testlist.c b/modules/rostests/apitests/ntdll/testlist.c
index 641a756f261..6d22f349692 100644
--- a/modules/rostests/apitests/ntdll/testlist.c
+++ b/modules/rostests/apitests/ntdll/testlist.c
@@ -43,6 +43,7 @@ extern void func_NtQueryValueKey(void);
 extern void func_NtQueryVolumeInformationFile(void);
 extern void func_NtReadFile(void);
 extern void func_NtSaveKey(void);
+extern void func_NtSetDefaultLocale(void);
 extern void func_NtSetInformationFile(void);
 extern void func_NtSetInformationProcess(void);
 extern void func_NtSetInformationThread(void);
@@ -142,6 +143,7 @@ const struct test winetest_testlist[] =
     { "NtQueryVolumeInformationFile",   func_NtQueryVolumeInformationFile },
     { "NtReadFile",                     func_NtReadFile },
     { "NtSaveKey",                      func_NtSaveKey},
+    { "NtSetDefaultLocale",             func_NtSetDefaultLocale },
     { "NtSetInformationFile",           func_NtSetInformationFile },
     { "NtSetInformationProcess",        func_NtSetInformationProcess },
     { "NtSetInformationThread",         func_NtSetInformationThread },