diff --git a/tests/data/Makefile.am b/tests/data/Makefile.am
index 723095f02abdb0383120f16329768df3b0d236a4..8883c57d2cb8b4957fb8cc5c66635768021520fa 100644
--- a/tests/data/Makefile.am
+++ b/tests/data/Makefile.am
@@ -24,4 +24,4 @@ test62 test63 test64 test65 test66 test144 test145 test67 test68 test41 \
 test40 test42 test69 test70 test71 test72 test73 test146 test505 \
 test74 test75 test76 test77 test78 test147 test148 test506 test79 test80 \
 test81 test82 test83 test84 test85 test86 test87 test507 test149 test88 \
-test89 test90
+test89 test90 test508
diff --git a/tests/data/test508 b/tests/data/test508
new file mode 100644
index 0000000000000000000000000000000000000000..77f841233cc5b36bee474221b4cd5608d65d60e8
--- /dev/null
+++ b/tests/data/test508
@@ -0,0 +1,46 @@
+#
+# Server-side
+<reply>
+<data>
+HTTP/1.1 200 OK
+Date: Thu, 09 Nov 2010 14:49:00 GMT
+Server: test-server/fake swsclose
+Connection: close
+Content-Type: text/html
+
+hello
+</data>
+</reply>
+
+# Client-side
+<client>
+<server>
+http
+</server>
+# tool is what to use instead of 'curl'
+<tool>
+lib508
+</tool>
+
+ <name>
+send HTTP POST using read callback
+ </name>
+ <command>
+http://%HOSTIP:%HOSTPORT/508
+</command>
+</client>
+
+#
+# Verify data after the test has been "shot"
+<verify>
+<protocol>
+POST /508 HTTP/1.1
+Host: 127.0.0.1:8999
+Pragma: no-cache
+Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, */*
+Content-Length: 45
+Content-Type: application/x-www-form-urlencoded
+
+this is what we post to the silly web server
+</protocol>
+</verify>
diff --git a/tests/libtest/Makefile.am b/tests/libtest/Makefile.am
index 99d7d8cf5e0c458388196ae335e2a64622bc77fc..52f9e6e5769312c665817d17cb34669a254873e5 100644
--- a/tests/libtest/Makefile.am
+++ b/tests/libtest/Makefile.am
@@ -11,7 +11,8 @@ LIBDIR = ../../lib
 SUPPORTFILES = first.c test.h
 
 # here are all tools used for running libcurl tests
-noinst_PROGRAMS = lib500 lib501 lib502 lib503 lib504 lib505 lib506 lib507
+noinst_PROGRAMS = lib500 lib501 lib502 lib503 lib504 lib505 lib506 lib507 \
+  lib508
 
 lib500_SOURCES = lib500.c $(SUPPORTFILES)
 lib500_LDADD = $(LIBDIR)/libcurl.la
@@ -44,3 +45,7 @@ lib506_DEPENDENCIES = $(LIBDIR)/libcurl.la
 lib507_SOURCES = lib507.c $(SUPPORTFILES)
 lib507_LDADD = $(LIBDIR)/libcurl.la
 lib507_DEPENDENCIES = $(LIBDIR)/libcurl.la
+
+lib508_SOURCES = lib508.c $(SUPPORTFILES)
+lib508_LDADD = $(LIBDIR)/libcurl.la
+lib508_DEPENDENCIES = $(LIBDIR)/libcurl.la
diff --git a/tests/libtest/lib508.c b/tests/libtest/lib508.c
new file mode 100644
index 0000000000000000000000000000000000000000..e6798da2e558fbf6c1eb1795a138b8b64ad7e272
--- /dev/null
+++ b/tests/libtest/lib508.c
@@ -0,0 +1,67 @@
+#include "test.h"
+
+static char data[]="this is what we post to the silly web server\n";
+
+struct WriteThis {
+  char *readptr;
+  int sizeleft;
+};
+
+static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *userp)
+{
+  struct WriteThis *pooh = (struct WriteThis *)userp;
+
+  if(size*nmemb < 1)
+    return 0;
+
+  if(pooh->sizeleft) {
+    *(char *)ptr = pooh->readptr[0]; /* copy one single byte */
+    pooh->readptr++;                 /* advance pointer */
+    pooh->sizeleft--;                /* less data left */
+    return 1;                        /* we return 1 byte at a time! */
+  }
+
+  return -1;                         /* no more data left to deliver */
+}
+
+CURLcode test(char *URL)
+{
+  CURL *curl;
+  CURLcode res=CURLE_OK;
+
+  struct WriteThis pooh;
+
+  pooh.readptr = data;
+  pooh.sizeleft = strlen(data);
+
+  curl = curl_easy_init();
+  if(curl) {
+    /* First set the URL that is about to receive our POST. */
+    curl_easy_setopt(curl, CURLOPT_URL, URL);
+
+    /* Now specify we want to POST data */
+    curl_easy_setopt(curl, CURLOPT_POST, TRUE);
+
+    /* Set the expected POST size */
+    curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, pooh.sizeleft);
+
+    /* we want to use our own read function */
+    curl_easy_setopt(curl, CURLOPT_READFUNCTION, read_callback);
+
+    /* pointer to pass to our read function */
+    curl_easy_setopt(curl, CURLOPT_INFILE, &pooh);
+
+    /* get verbose debug output please */
+    curl_easy_setopt(curl, CURLOPT_VERBOSE, 1);
+
+    /* include headers in the output */
+    curl_easy_setopt(curl, CURLOPT_HEADER, TRUE);
+
+    /* Perform the request, res will get the return code */
+    res = curl_easy_perform(curl);
+
+    /* always cleanup */
+    curl_easy_cleanup(curl);
+  }
+  return res;
+}