[PATCH 1/5] msvcrt/tests: Test _tolower_l() with DBCS.

[Jactry Zeng]

From: Jactry Zeng

---
 dlls/msvcrt/tests/string.c | 47 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)

diff --git a/dlls/msvcrt/tests/string.c b/dlls/msvcrt/tests/string.c
index 23f4205e785..7f09b572459 100644
--- a/dlls/msvcrt/tests/string.c
+++ b/dlls/msvcrt/tests/string.c
@@ -4784,6 +4784,52 @@ static void test_mbsrev(void)
     _setmbcp(cp);
 }

+static void test__tolower_l(void)
+{
+    int ret;
+
+    if (!setlocale(LC_ALL, "english"))
+    {
+        win_skip("Skip _tolower_l tests.\n");
+        return;
+    }
+
+    ret = _tolower_l('\xa5', 0);
+    ok(ret == 165, "Got %d.\n", ret);
+    ret = _tolower_l('\xb9', 0);
+    ok(ret == 185, "Got %d.\n", ret);
+    ret = _tolower_l('a', 0);
+    ok(ret == 97, "Got %d.\n", ret);
+
+    if (!setlocale(LC_ALL, ".936"))
+    {
+        win_skip("Skip _tolower_l tests.\n");
+        return;
+    }
+
+    ret = _tolower_l('\xa5', 0);
+    ok(ret == -91, "Got %d.\n", ret);
+    ret = _tolower_l('\xb9', 0);
+    ok(ret == -71, "Got %d.\n", ret);
+    ret = _tolower_l('a', 0);
+    ok(ret == 97, "Got %d.\n", ret);
+
+    if (!setlocale(LC_ALL, "chinese-simplified"))
+    {
+        win_skip("Skip _tolower_l tests.\n");
+        return;
+    }
+
+    ret = _tolower_l('\xa5', 0);
+    ok(ret == -91, "Got %d.\n", ret);
+    ret = _tolower_l('\xb9', 0);
+    ok(ret == -71, "Got %d.\n", ret);
+    ret = _tolower_l('a', 0);
+    ok(ret == 97, "Got %d.\n", ret);
+
+    setlocale(LC_ALL, "C");
+}
+
 START_TEST(string)
 {
     char mem[100];
@@ -4946,4 +4992,5 @@ START_TEST(string)
     test__mbbtype();
     test_wcsncpy();
     test_mbsrev();
+    test__tolower_l();
 }