Initial import of Dillo

test/unit/unicode_test.cc

@@ -0,0 +1,60 @@
+/*
+ * File: unicode_test.cc
+ *
+ * Copyright 2012 Sebastian Geerken <sgeerken@dillo.org>
+ * Copyright 2023 Rodrigo Arias Mallo <rodarima@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <string.h>
+#include <stdio.h>
+#include <FL/fl_utf8.h>
+#include "lout/unicode.hh"
+
+using namespace lout::unicode;
+
+int main (int argc, char *argv[])
+{
+   // 0-terminated string
+   const char *t1 = "abcäöüабв−‐";
+
+   // not 0-terminated; copy from 0-terminated
+   int t2len = strlen (t1);
+   char *t2 = new char[t2len];
+   for (int i = 0; i < t2len; i++)
+      t2[i] = t1[i];
+
+   puts ("===== misc::unicode, 0-terminated =====");
+   for (const char *s = t1; s; s = nextUtf8Char (s))
+      printf ("%3d -> U+%04x ('%s')\n", (int)(s - t1), decodeUtf8(s), s);
+
+   puts ("===== Fltk, 0-terminated =====");
+   for (const char *s = t1; *s; s = fl_utf8fwd (s + 1, t1, t1 + strlen (t1)))
+      printf ("%3d -> U+%04x ('%s')\n", (int)(s - t1), decodeUtf8(s), s);
+
+   puts ("===== misc::unicode, not 0-terminated =====");
+   for (const char *s = t2; s; s = nextUtf8Char (s, t2len - (s - t2)))
+      printf ("%3d -> U+%04x\n", (int)(s - t2),
+              decodeUtf8(s, t2len - (s - t2)));
+
+   puts ("===== Fltk, not 0-terminated =====");
+   for (const char *s = t2; s - t2 < t2len; s = fl_utf8fwd (s + 1, t2, t2 + t2len))
+      printf ("%3d -> U+%04x\n", (int)(s - t2),
+              decodeUtf8(s, t2len - (s - t2)));
+
+   delete[] t2;
+
+   return 0;
+}