add iksemel to in tree libs

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@3756 d0543943-73ff-0310-b7d9-9358b9ac24b2

libs/iksemel/test/tst-ikstack.c

@@ -0,0 +1,54 @@
+/* iksemel (XML parser for Jabber)
+** Copyright (C) 2000-2004 Gurer Ozen <madcat@e-kolay.net>
+** This code is free software; you can redistribute it and/or
+** modify it under the terms of GNU Lesser General Public License.
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "iksemel.h"
+
+struct align_test { char a; double b; };
+#define DEFAULT_ALIGNMENT  ((size_t) ((char *) &((struct align_test *) 0)->b - (char *) 0))
+#define ALIGN_MASK ( DEFAULT_ALIGNMENT - 1 )
+
+const char buf[] = "1234567890abcdefghijklmnopqrstuv";
+
+void
+test_stack (int cs)
+{
+	ikstack *s;
+	char *mem, *old;
+	int i;
+
+	s = iks_stack_new (cs, cs);
+	old = NULL;
+	for (i = 0; i < strlen (buf); i++) {
+		iks_stack_strdup (s, buf, i);
+		mem = iks_stack_alloc (s, i);
+		if (((unsigned long) mem) & ALIGN_MASK) {
+			printf ("ikstack bug, addr %p should be a multiply of %d\n",
+				mem, DEFAULT_ALIGNMENT);
+			exit (1);
+		}
+		memset (mem, 'x', i);
+		old = iks_stack_strcat (s, old, 0, buf + i, 1);
+	}
+	if (strcmp (old, buf) != 0) {
+		printf ("ikstack strcat bug:\nExpected: %s\n  Result: %s\n", buf, old);
+		exit (1);
+	}
+	iks_stack_delete (s);
+}
+
+int main (int argc, char *argv[])
+{
+	test_stack (0);
+	test_stack (16);
+	test_stack (237);
+	test_stack (1024);
+
+	return 0;
+}