kernel32: Add test MultiByteToWideChar for code page is 936.

[Changhui LIU]

-- 
Regards,
Changhui Liu
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From b08bb636dd8c4ddba018a0950c2047d75d3bcd8c Mon Sep 17 00:00:00 2001
From: Changhui Liu <liuchanghui at linuxdeepin.com>
Date: Wed, 3 Feb 2016 15:31:46 +0800
Subject: kernel32: Add test MultiByteToWideChar for code page is 936.
To: wine-patches <wine-patches at winehq.org>
Reply-To: wine-devel <wine-devel at winehq.org>

Signed-off-by: Changhui Liu <liuchanghui at linuxdeepin.com>
---
 dlls/kernel32/tests/codepage.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/dlls/kernel32/tests/codepage.c b/dlls/kernel32/tests/codepage.c
index 6718a3b..ddd7eb3 100644
--- a/dlls/kernel32/tests/codepage.c
+++ b/dlls/kernel32/tests/codepage.c
@@ -1136,6 +1136,22 @@ static void test_threadcp(void)
     SetThreadLocale(last);
 }
 
+static void test_cp936_to_widechar(void)
+{
+    int count = 0;
+    int count2 = 0;
+    WCHAR wide_buf[4];
+    unsigned char buf[] = {0xbf, 0xb4, 0xc7};
+
+    count = MultiByteToWideChar(936, 0, (char*)&buf[0], sizeof(buf), NULL, 0);
+    ok(count > 0, "returned %d (expected > '0')\n", count);
+
+    count2 = MultiByteToWideChar(936, 0, (char*)&buf[0], sizeof(buf), wide_buf, count);
+    todo_wine ok(count2 > 0, "returned %d (expected > '0')\n", count2);
+
+    todo_wine ok(count == count2, "expected twice call result is same\n");
+}
+
 START_TEST(codepage)
 {
     BOOL bUsedDefaultChar;
@@ -1156,4 +1172,6 @@ START_TEST(codepage)
 
     test_undefined_byte_char();
     test_threadcp();
+
+    test_cp936_to_widechar();
 }
-- 
1.9.1