failing testcase for post processor code

2 files changed, 228 insertions, 0 deletions

diff --git a/src/daemon/Makefile.am b/src/daemon/Makefile.am
index 30ec59f1..76e481a3 100644
--- a/src/daemon/Makefile.am
+++ b/src/daemon/Makefile.am
@@ -42,6 +42,7 @@ fileserver_example_LDADD = \
 if HAVE_CURL
 
 check_PROGRAMS = \
+  postprocessor_test \
   daemontest \
   daemontest_get \
   daemontest_post \
@@ -66,6 +67,11 @@ daemontest_SOURCES = \
 daemontest_LDADD = \
   $(top_builddir)/src/daemon/libmicrohttpd.la 
 
+postprocessor_test_SOURCES = \
+  postprocessor_test.c
+postprocessor_test_LDADD = \
+  $(top_builddir)/src/daemon/libmicrohttpd.la 
+
 daemontest_get_SOURCES = \
   daemontest_get.c
 daemontest_get_LDADD = \
diff --git a/src/daemon/postprocessor_test.c b/src/daemon/postprocessor_test.c
new file mode 100644
index 00000000..46f2463a
--- /dev/null
+++ b/src/daemon/postprocessor_test.c
@@ -0,0 +1,222 @@
+/*
+     This file is part of libmicrohttpd
+     (C) 2007 Christian Grothoff
+
+     libmicrohttpd 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, or (at your
+     option) any later version.
+
+     libmicrohttpd 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 libmicrohttpd; see the file COPYING.  If not, write to the
+     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+     Boston, MA 02111-1307, USA.
+*/
+
+/**
+ * @file postprocessor_test.c
+ * @brief  Testcase for postprocessor
+ * @author Christian Grothoff
+ */
+
+#include "config.h"
+#include "microhttpd.h"
+#include "internal.h"
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+
+#ifndef WINDOWS
+#include <unistd.h>
+#endif
+
+/**
+ * Array of values that the value checker "wants".
+ * Each series of checks should be terminated by
+ * five NULL-entries.
+ */
+const char * want[] = { 
+#define URL_DATA "abc=def&x=5"
+#define URL_START 0
+  "abc", NULL, NULL, NULL, "def", 
+  "x", NULL, NULL, NULL, "5",
+#define URL_END (URL_START + 10)
+  NULL, NULL, NULL, NULL, NULL,
+#define FORM_DATA "--AaB03x\r\ncontent-disposition: form-data; name=\"field1\"\r\n\r\nJoe Blow\r\n--AaB03x\r\ncontent-disposition: form-data; name=\"pics\"; filename=\"file1.txt\"\r\nContent-Type: text/plain\r\nContent-Transfer-Encoding: binary\r\n\r\nfiledata\r\n--AaB03x--\r\n"
+#define FORM_START (URL_END + 5)
+  "field1", NULL, NULL, NULL, "Joe Blow",
+  "pics", "file1.txt", "text/plain", "binary", "filedata",
+#define FORM_END (FORM_START + 10)
+  NULL, NULL, NULL, NULL, NULL,
+#define FORM_NESTED_DATA "--AaB03x\r\ncontent-disposition: form-data; name=\"field1\"\r\n\r\nJane Blow\r\n--AaB03x\r\ncontent-disposition: form-data; name=\"pics\"\r\nContent-type: multipart/mixed, boundary=BbC04y\r\n\r\n--BbC04y\r\nContent-disposition: attachment; filename=\"file1.txt\"\r\nContent-Type: text/plain\r\n\r\nfiledata1\r\n--BbC04y\r\nContent-disposition: attachment; filename=\"file2.gif\"\r\nContent-type: image/gif\r\nContent-Transfer-Encoding: binary\r\n\r\nfiledata2\r\n--BbC04y--\r\n--AaB03x--"
+#define FORM_NESTED_START (FORM_END + 5)
+  "field1", NULL, NULL, NULL, "Jane Blow",
+  "pics", "file1.txt", "text/plain", NULL, "filedata1",
+  "pics", "file2.gif", "image/gif", "binary", "filedata2",
+#define FORM_NESTED_END (FORM_NESTED_START + 15)
+  NULL, NULL, NULL, NULL, NULL,
+};
+
+static int
+mismatch(const char * a, const char * b) {
+  if (a == b) 
+    return 0;
+  if ( (a == NULL) ||
+       (b == NULL) )
+    return 1;
+  return 0 != strcmp(a, b);
+}
+
+static int
+value_checker(void * cls,
+	      enum MHD_ValueKind kind,
+	      const char * key,
+	      const char * filename,
+	      const char * content_type,
+	      const char * transfer_encoding,
+	      const char * data,
+	      size_t off,
+	      size_t size) {
+  int * want_off = cls;
+  int idx = *want_off;
+
+  fprintf(stderr,
+	  "VC: `%s' `%s' `%s' `%s' `%.*s'\n",
+	  key, filename, content_type, transfer_encoding, size, data);
+  if (size == 0)
+    return MHD_YES;
+  if ( (idx < 0) ||
+       (want[idx] == NULL) ||
+       (0 != strcmp(key, want[idx])) ||
+       (mismatch(filename, want[idx+1])) ||
+       (mismatch(content_type, want[idx+2])) ||
+       (mismatch(transfer_encoding, want[idx+3])) ||
+       (0 != memcmp(data, &want[idx+4][off], size)) )
+    {
+      *want_off = -1;
+      return MHD_NO;
+    }
+  if (off + size == strlen(want[idx+4]))
+    *want_off = idx + 5;
+  return MHD_YES;
+  
+}
+
+
+static int
+test_urlencoding() {
+  struct MHD_Connection connection;
+  struct MHD_HTTP_Header header;
+  struct MHD_PostProcessor * pp;
+  unsigned int want_off = URL_START;
+  int i;
+  int delta;
+  size_t size;
+
+  memset(&connection, 0, sizeof(struct MHD_Connection));
+  memset(&header, 0, sizeof(struct MHD_HTTP_Header));
+  connection.headers_received = &header;
+  header.header = MHD_HTTP_HEADER_CONTENT_TYPE;
+  header.value = MHD_HTTP_POST_ENCODING_FORM_URLENCODED;
+  header.kind = MHD_HEADER_KIND;
+  pp = MHD_create_post_processor(&connection,
+				 1024,
+				 &value_checker,
+				 &want_off);
+  i = 0;
+  size = strlen(URL_DATA);
+  while (i < size) {
+    delta = 1 + random() % (size - i);    
+    MHD_post_process(pp, &URL_DATA[i], delta);
+    i += delta;
+  }
+  MHD_destroy_post_processor(pp);
+  if (want_off != URL_END)
+    return 1;
+  return 0;
+}
+
+
+static int
+test_multipart() {
+  struct MHD_Connection connection;
+  struct MHD_HTTP_Header header;
+  struct MHD_PostProcessor * pp;
+  unsigned int want_off = FORM_START;
+  int i;
+  int delta;
+  size_t size;
+
+  memset(&connection, 0, sizeof(struct MHD_Connection));
+  memset(&header, 0, sizeof(struct MHD_HTTP_Header));
+  connection.headers_received = &header;
+  header.header = MHD_HTTP_HEADER_CONTENT_TYPE;
+  header.value = MHD_HTTP_POST_ENCODING_MULTIPART_FORMDATA ", boundary=AaB03x";
+  header.kind = MHD_HEADER_KIND;
+  pp = MHD_create_post_processor(&connection,				 
+				 1024,
+				 &value_checker,
+				 &want_off);
+  i = 0;
+  size = strlen(FORM_DATA);
+  while (i < size) {
+    delta = 1 + random() % (size - i);
+    MHD_post_process(pp, &FORM_DATA[i], delta);
+    i += delta;
+  }
+  MHD_destroy_post_processor(pp);
+  if (want_off != FORM_END)
+    return 2;
+  return 0;
+}
+
+
+static int
+test_nested_multipart() {
+  struct MHD_Connection connection;
+  struct MHD_HTTP_Header header;
+  struct MHD_PostProcessor * pp;
+  unsigned int want_off = FORM_NESTED_START;
+  int i;
+  int delta;
+  size_t size;
+
+  memset(&connection, 0, sizeof(struct MHD_Connection));
+  memset(&header, 0, sizeof(struct MHD_HTTP_Header));
+  connection.headers_received = &header;
+  header.header = MHD_HTTP_HEADER_CONTENT_TYPE;
+  header.value = MHD_HTTP_POST_ENCODING_MULTIPART_FORMDATA ", boundary=AaB03x";
+  header.kind = MHD_HEADER_KIND;
+  pp = MHD_create_post_processor(&connection,				 
+				 1024,
+				 &value_checker,
+				 &want_off);
+  i = 0;
+  size = strlen(FORM_NESTED_DATA);
+  while (i < size) {
+    delta = 1 + random() % (size - i);
+    MHD_post_process(pp, &FORM_NESTED_DATA[i], delta);
+    i += delta;
+  }
+  MHD_destroy_post_processor(pp);
+  if (want_off != FORM_NESTED_END)
+    return 4;
+  return 0;
+}
+
+int
+main (int argc, char *const *argv)
+{
+  unsigned int errorCount = 0;
+  errorCount += test_urlencoding();
+  errorCount += test_multipart();
+  errorCount += test_nested_multipart();
+  if (errorCount != 0)
+    fprintf (stderr, "Error (code: %u)\n", errorCount);
+  return errorCount != 0;       /* 0 == pass */
+}