test651: curl_formadd with huge COPYCONTENTS

tests/data/Makefile.inc

@@ -78,7 +78,7 @@ test608 test609 test610 test611 test612 test613 test614 test615 test616 \
 test617 test618 test619 test620 test621 test622 test623 test624 test625 \
 test626 test627 test628 test629 test630 test631 test632 test633 test634 \
 test635 test636 test637 test638 test639 test640 test641 test642 \
-test643 test644 test645 test646 test647 test648 test649 test650 \
+test643 test644 test645 test646 test647 test648 test649 test650 test651 \
 \
 test700 test701 test702 test703 test704 test705 test706 test707 test708 \
 test709 test710 test711 test712 test713 test714 test715 \

tests/libtest/Makefile.inc

@@ -20,7 +20,7 @@ noinst_PROGRAMS = chkhostname libauthretry libntlmconnect                \
  lib559 lib560 lib562 lib564 lib565 lib566 lib567 lib568 lib569 lib570   \
  lib571 lib572 lib573 lib574 lib575 lib576        lib578 lib579 lib582   \
  lib583 lib585 lib586 lib587 lib589 lib590 lib591 lib597 lib598 lib599   \
- lib643 lib644 lib645 lib650 \
+ lib643 lib644 lib645 lib650 lib651 \
  lib1500 lib1501 lib1502 lib1503 lib1504 lib1505 lib1506 lib1507 lib1508 \
  lib1509 lib1510 lib1511 lib1512 lib1513 lib1514 lib1515         lib1517 \
  lib1520 lib1521 \
@@ -315,6 +315,9 @@ lib645_CPPFLAGS = $(AM_CPPFLAGS) -DLIB645
 lib650_SOURCES = lib650.c $(SUPPORTFILES)
 lib650_CPPFLAGS = $(AM_CPPFLAGS)
 
+lib651_SOURCES = lib651.c $(SUPPORTFILES)
+lib651_CPPFLAGS = $(AM_CPPFLAGS)
+
 lib1500_SOURCES = lib1500.c $(SUPPORTFILES) $(TESTUTIL)
 lib1500_LDADD = $(TESTUTIL_LIBS)
 lib1500_CPPFLAGS = $(AM_CPPFLAGS)

tests/libtest/lib651.c

@@ -0,0 +1,94 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at https://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+#include "test.h"
+
+#include "memdebug.h"
+
+static char buffer[17000]; /* more than 16K */
+
+int test(char *URL)
+{
+  CURL *curl;
+  CURLcode res = CURLE_OK;
+  CURLFORMcode formrc;
+  struct curl_httppost *formpost = NULL;
+  struct curl_httppost *lastptr = NULL;
+
+  /* create a buffer with AAAA...BBBBB...CCCC...etc */
+  int i;
+  int size = (int)sizeof(buffer)/1000;
+
+  for(i = 0; i < size ; i++)
+    memset(&buffer[i * 1000], 65 + i, 1000);
+
+  buffer[ sizeof(buffer)-1] = 0; /* zero terminate */
+
+  if(curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
+    fprintf(stderr, "curl_global_init() failed\n");
+    return TEST_ERR_MAJOR_BAD;
+  }
+
+  /* Check proper name and data copying. */
+  formrc = curl_formadd(&formpost, &lastptr,
+                        CURLFORM_COPYNAME, "hello",
+                        CURLFORM_COPYCONTENTS, buffer,
+                        CURLFORM_END);
+
+  if(formrc)
+    printf("curl_formadd(1) = %d\n", (int) formrc);
+
+
+  curl = curl_easy_init();
+  if(!curl) {
+    fprintf(stderr, "curl_easy_init() failed\n");
+    curl_formfree(formpost);
+    curl_global_cleanup();
+    return TEST_ERR_MAJOR_BAD;
+  }
+
+  /* First set the URL that is about to receive our POST. */
+  test_setopt(curl, CURLOPT_URL, URL);
+
+  /* send a multi-part formpost */
+  test_setopt(curl, CURLOPT_HTTPPOST, formpost);
+
+  /* get verbose debug output please */
+  test_setopt(curl, CURLOPT_VERBOSE, 1L);
+
+  /* include headers in the output */
+  test_setopt(curl, CURLOPT_HEADER, 1L);
+
+  /* Perform the request, res will get the return code */
+  res = curl_easy_perform(curl);
+
+test_cleanup:
+
+  /* always cleanup */
+  curl_easy_cleanup(curl);
+
+  /* now cleanup the formpost chain */
+  curl_formfree(formpost);
+
+  curl_global_cleanup();
+
+  return res;
+}