From 3590c846d4c2febbc05b4ad6b14a06edc549e453 Mon Sep 17 00:00:00 2001
From: "Manuel A. Fernandez Montecelo" <manuel.montezelo@gmail.com>
Date: Fri, 27 May 2016 14:35:16 +0100
Subject: Imported Upstream version 0.9.6+really0.9.6

---
 tests/unigbrk/test-u16-grapheme-breaks.c | 103 +++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 tests/unigbrk/test-u16-grapheme-breaks.c

(limited to 'tests/unigbrk/test-u16-grapheme-breaks.c')

diff --git a/tests/unigbrk/test-u16-grapheme-breaks.c b/tests/unigbrk/test-u16-grapheme-breaks.c
new file mode 100644
index 0000000..28b81c6
--- /dev/null
+++ b/tests/unigbrk/test-u16-grapheme-breaks.c
@@ -0,0 +1,103 @@
+/* Grapheme cluster breaks test.
+   Copyright (C) 2010-2015 Free Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify it
+   under the terms of the GNU Lesser General Public License as published
+   by the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+/* Written by Ben Pfaff <blp@cs.stanford.edu>, 2010. */
+
+#include <config.h>
+
+/* Specification. */
+#include <unigbrk.h>
+
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "macros.h"
+
+static void
+test_u16_grapheme_breaks (const char *expected, ...)
+{
+  size_t n = strlen (expected);
+  uint16_t s[16];
+  va_list args;
+  char breaks[16];
+  size_t i;
+
+  ASSERT (n <= 16);
+
+  memset (breaks, 0xcc, n);
+
+  va_start (args, expected);
+  for (i = 0; i < n; i++)
+    {
+      int unit = va_arg (args, int);
+      ASSERT (unit >= 0);
+      s[i] = unit;
+    }
+  ASSERT (va_arg (args, int) == -1);
+  va_end (args);
+
+  u16_grapheme_breaks (s, n, breaks);
+  for (i = 0; i < n; i++)
+    if (breaks[i] != (expected[i] == '#'))
+      {
+        size_t j;
+
+        fprintf (stderr, "wrong grapheme breaks:\n");
+
+        fprintf (stderr, "   input:");
+        for (j = 0; j < n; j++)
+          fprintf (stderr, " %02x", s[j]);
+        putc ('\n', stderr);
+
+        fprintf (stderr, "expected:");
+        for (j = 0; j < n; j++)
+          fprintf (stderr, "  %d", expected[j] == '#');
+        putc ('\n', stderr);
+
+        fprintf (stderr, "  actual:");
+        for (j = 0; j < n; j++)
+          fprintf (stderr, "  %d", breaks[j]);
+        putc ('\n', stderr);
+
+        abort ();
+      }
+}
+
+int
+main (void)
+{
+  /* Standalone 1-unit graphemes.  */
+  test_u16_grapheme_breaks ("#", 'a', -1);
+  test_u16_grapheme_breaks ("##", 'a', 'b', -1);
+  test_u16_grapheme_breaks ("###", 'a', 'b', 'c', -1);
+
+#define HIRAGANA_A 0x3042       /* あ: Hiragana letter 'a'. */
+  test_u16_grapheme_breaks ("#", HIRAGANA_A, -1);
+  test_u16_grapheme_breaks ("##", HIRAGANA_A, 'x', -1);
+  test_u16_grapheme_breaks ("##", HIRAGANA_A, HIRAGANA_A, -1);
+
+  /* Combining accents. */
+#define GRAVE 0x0300            /* Combining grave accent. */
+#define ACUTE 0x0301            /* Combining acute accent. */
+  test_u16_grapheme_breaks ("#_", 'e', ACUTE, -1);
+  test_u16_grapheme_breaks ("#__", 'e', ACUTE, GRAVE, -1);
+  test_u16_grapheme_breaks ("#_#", 'e', ACUTE, 'x', -1);
+  test_u16_grapheme_breaks ("#_#_", 'e', ACUTE, 'e', GRAVE, -1);
+
+  return 0;
+}
-- 
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