diff --git a/smmapdfw/libsmmapdfw/htcachetest.c b/smmapdfw/libsmmapdfw/htcachetest.c
new file mode 100644
index 0000000..5c558a1
--- /dev/null
+++ b/smmapdfw/libsmmapdfw/htcachetest.c
@@ -0,0 +1,130 @@
+/*
+    Copyright (C) 2004,2005 Wolfgang Hottgenroth
+
+    This file is part of smmapdfw.
+
+    smmapdfw 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 2 of the License, or
+    (at your option) any later version.  
+
+    smmapdfw 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 smmapdfw. If not, write to the Free Software Foundation, 59
+    Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+
+#if HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <syslog.h>
+
+#include "htcache.h"
+
+
+  
+
+int main(int argc, char **args) {
+  char* output;
+  int size;
+  int res;
+
+  openlog("htcachetest", LOG_PID, LOG_LOCAL2);
+
+  htcache_t *c = htcache_init("/tmp/test-cache", 10);
+
+  printf("Populating cache\n");
+  htcache_insert(c, "key1", "value1", 7);
+  htcache_insert(c, "key2", "value2", 7);
+  htcache_insert(c, "key3", "value3", 7);
+  htcache_insert(c, "key4", "value4", 7);
+  htcache_insert(c, "key5", "value5", 7);
+  htcache_insert(c, "key6", "value6", 7);
+  htcache_insert(c, "key7", "value7", 7);
+  htcache_insert(c, "key8", "value8", 7);
+  htcache_insert(c, "key9", "value9", 7);
+
+  res = htcache_lookup(c, "key", &output, &size);
+  if (-1 != res) {
+    printf("Failure when nothing should be found\n");
+  } else {
+    printf("Ok, not found when looking up not existing key\n");
+  }
+
+  res = htcache_lookup(c, "key5", &output, &size);
+  if (0 != res) {
+    printf("Failure when key5 should be found: %d\n", res);
+  } else {
+    printf("Ok, key5 found\n");
+    if (size != 7) {
+      printf("  Failure: invalid size: %d\n", size);
+    } else if (strcmp(output, "value5")) {
+      printf("  Failure: invalid data: %s\n", output);
+    }
+    free(output);
+  }
+
+  res = htcache_lookup(c, "key2", &output, &size);
+  if (0 != res) {
+    printf("Failure when key2 should be found: %d\n", res);
+  } else {
+    printf("Ok, key2 found\n");
+    if (size != 7) {
+      printf("  Failure: invalid size: %d\n", size);
+    } else if (strcmp(output, "value2")) {
+      printf("  Failure: invalid data: %s\n", output);
+    }
+    free(output);
+  }
+
+  printf("Add entry to cache\n");
+  htcache_insert(c, "key_9", "value_9", 8);
+
+  res = htcache_lookup(c, "key_9", &output, &size);
+  if (0 != res) {
+    printf("Failure when key_9 should be found: %d\n", res);
+  } else {
+    printf("Ok, key_9 found\n");
+    if (size != 8) {
+      printf("  Failure: invalid size: %d\n", size);
+    } else if (strcmp(output, "value_9")) {
+      printf("  Failure: invalid data: %s\n", output);
+    }
+    free(output);
+  }
+
+  printf("Sleeping a while\n");
+  sleep(15);
+
+
+  res = htcache_lookup(c, "key2", &output, &size);
+  if (-2 != res) {
+    printf("Failure when nothing should be found with expiry code\n");
+  } else {
+    printf("Ok, not found when looking up expired entry, got expiry code\n");
+  }
+
+  res = htcache_lookup(c, "key2", &output, &size);
+  if (-1 != res) {
+    printf("Failure when nothing should be found\n");
+  } else {
+    printf("Ok, not found when looking up already expired entry\n");
+  }
+
+
+  htcache_destroy(c);
+}
+
+
+  
+  
+  
+