un-nest curl

curl-8.15.0/tests/libtest/lib1901.c

@@ -0,0 +1,89 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 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.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.
+ *
+ * SPDX-License-Identifier: curl
+ *
+ ***************************************************************************/
+#include "first.h"
+
+#include "memdebug.h"
+
+static size_t t1901_read_cb(char *ptr, size_t size, size_t nmemb, void *stream)
+{
+  static const char *chunks[] = {
+    "one",
+    "two",
+    "three",
+    "four",
+    NULL
+  };
+  static int ix = 0;
+  (void)size;
+  (void)nmemb;
+  (void)stream;
+  if(chunks[ix]) {
+    size_t len = strlen(chunks[ix]);
+    strcpy(ptr, chunks[ix]);
+    ix++;
+    return len;
+  }
+  return 0;
+}
+
+static CURLcode test_lib1901(char *URL)
+{
+  CURL *curl;
+  CURLcode res = CURLE_OK;
+  struct curl_slist *chunk = NULL;
+
+  curl_global_init(CURL_GLOBAL_ALL);
+
+  curl = curl_easy_init();
+  if(curl) {
+    /* deliberately setting the size - to a wrong value to make sure libcurl
+       ignores it */
+    easy_setopt(curl, CURLOPT_POSTFIELDSIZE, 4L);
+    easy_setopt(curl, CURLOPT_POSTFIELDS, NULL);
+    easy_setopt(curl, CURLOPT_READFUNCTION, t1901_read_cb);
+    easy_setopt(curl, CURLOPT_POST, 1L);
+    easy_setopt(curl, CURLOPT_VERBOSE, 1L);
+    easy_setopt(curl, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
+    easy_setopt(curl, CURLOPT_URL, URL);
+    easy_setopt(curl, CURLOPT_READDATA, NULL);
+
+    chunk = curl_slist_append(chunk, "Expect:");
+    if(chunk) {
+      struct curl_slist *n =
+        curl_slist_append(chunk, "Transfer-Encoding: chunked");
+      if(n)
+        chunk = n;
+      if(n)
+        easy_setopt(curl, CURLOPT_HTTPHEADER, n);
+    }
+
+    res = curl_easy_perform(curl);
+  }
+test_cleanup:
+  curl_easy_cleanup(curl);
+  curl_slist_free_all(chunk);
+
+  curl_global_cleanup();
+  return res;
+}