1 files changed, 93 insertions, 0 deletions
diff --git a/test/locale-mbwc/tst_wcsncpy.c b/test/locale-mbwc/tst_wcsncpy.c
new file mode 100644
index 000000000..814bbc0a8
--- /dev/null
+++ b/test/locale-mbwc/tst_wcsncpy.c
@@ -0,0 +1,93 @@
+/*
+  WCSNCPY: wchar_t *wcsncpy (wchar_t *ws1, const wchar_t *ws2, size_t n);
+*/
+
+#define TST_FUNCTION wcsncpy
+
+#include "tsp_common.c"
+#include "dat_wcsncpy.c"
+
+#define WCSNUM_NCPY 7
+
+int
+tst_wcsncpy (FILE *fp, int debug_flg)
+{
+  TST_DECL_VARS (wchar_t *);
+  wchar_t ws1[WCSSIZE] =
+    { 0x9999, 0x9999, 0x9999, 0x9999, 0x9999, 0x9999, 0x0000 };
+  wchar_t *ws2, *ws_ex;
+  int err, i;
+  size_t n;
+
+  TST_DO_TEST (wcsncpy)
+  {
+    TST_HEAD_LOCALE (wcsncpy, S_WCSNCPY);
+    TST_DO_REC (wcsncpy)
+    {
+      TST_GET_ERRET (wcsncpy);
+
+      for (n = 0; n < WCSNUM_NCPY - 1; ++n)
+	{
+	  ws1[n] = 0x9999;
+	}
+
+      ws1[n] = 0;
+      ws2 = TST_INPUT (wcsncpy).ws;	/* external value: size WCSSIZE */
+      n = TST_INPUT (wcsncpy).n;
+      ret = wcsncpy (ws1, ws2, n);
+
+      TST_IF_RETURN (S_WCSNCPY)
+      {
+	if (ret == ws1)
+	  {
+	    Result (C_SUCCESS, S_WCSNCPY, CASE_3, MS_PASSED);
+	  }
+	else
+	  {
+	    err_count++;
+	    Result (C_FAILURE, S_WCSNCPY, CASE_3,
+		    "the return address may not be correct");
+	  }
+      }
+
+      if (ret == ws1)
+	{
+	  if (debug_flg)
+	    {
+	      fprintf (stderr, "\nwcsncpy: n = %zu\n\n", n);
+	    }
+
+	  ws_ex = TST_EXPECT (wcsncpy).ws;
+
+	  for (err = 0, i = 0; i < WCSNUM_NCPY && i < WCSSIZE; i++)
+	    {
+	      if (debug_flg)
+		fprintf (stderr,
+			 "wcsncpy: ws1[ %d ] = 0x%lx <-> wx_ex[ %d ] = 0x%lx\n",
+			 i, (unsigned long int) ws1[i], i,
+			 (unsigned long int) ws_ex[i]);
+
+	      if (ws1[i] != ws_ex[i])
+		{
+		  err++;
+		  err_count++;
+		  Result (C_FAILURE, S_WCSNCPY, CASE_4,
+			  "copied string is different from an "
+			  "expected string");
+		  break;
+		}
+	    }
+
+	  if (!err)
+	    {
+	      Result (C_SUCCESS, S_WCSNCPY, CASE_4, MS_PASSED);
+	    }
+
+	  /* A null terminate character is not supposed to be copied
+	     unless (num chars of ws2)<n. */
+	}
+    }
+  }
+
+  return err_count;
+}