ucrtbase/tests: Add a test for wcsnicmp() with limit -1.

To show that it's valid unlike _strnicmp(). Based on _strnicmp() test. Signed-off-by: Dmitry Timoshkov <dmitry@baikal.ru> Signed-off-by: Piotr Caban <piotr@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

ucrtbase/tests: Add a test for wcsnicmp() with limit -1.
5972691e · Dmitry Timoshkov · Alexandre Julliard · cfe5184b · 5972691e
Commit 5972691e authored Apr 06, 2022 by Dmitry Timoshkov Committed by Alexandre Julliard Apr 07, 2022
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string.c dlls/ucrtbase/tests/string.c +15 -0

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--- a/dlls/ucrtbase/tests/string.c
+++ b/dlls/ucrtbase/tests/string.c
@@ -491,6 +491,20 @@ static void test__strnicmp(void)
    ok(!ret, "got %d.\n", ret);
 }
+static void test_wcsnicmp(void)
+{
+    static const wchar_t str1[] = L"TEST";
+    static const wchar_t str2[] = L"test";
+    int ret;
+    errno = 0xdeadbeef;
+    ret = wcsnicmp(str1, str2, -1);
+    ok(!ret, "got %d.\n", ret);
+    ret = wcsnicmp(str1, str2, 0x7fffffff);
+    ok(!ret, "got %d.\n", ret);
+}
 static void test_SpecialCasing(void)
 {
    int i;
@@ -602,6 +616,7 @@ START_TEST(string)
    test_mbsspn();
    test_wcstok();
    test__strnicmp();
+    test_wcsnicmp();
    test_SpecialCasing();
    test__mbbtype_l();
 }