url: make the original string get used on subsequent transfers

... since CURLOPT_URL should follow the same rules as other options:
they remain set until changed or cleared.

Added test 1551 to verify.

Fixes #1631
Closes #1632
Reported-by: Pavel Rochnyak

2 files changed, 49 insertions, 1 deletions

diff --git a/tests/libtest/Makefile.inc b/tests/libtest/Makefile.inc
index 2a8dfc216..727582bd0 100644
--- a/tests/libtest/Makefile.inc
+++ b/tests/libtest/Makefile.inc
@@ -26,7 +26,7 @@ noinst_PROGRAMS = chkhostname libauthretry libntlmconnect                \
  lib1525 lib1526 lib1527 lib1528 lib1529 lib1530 lib1531 lib1532 lib1533 \
  lib1534 lib1535 lib1536 lib1537 lib1538 \
  lib1540 \
- lib1550 \
+ lib1550 lib1551 \
  lib1900 \
  lib2033
 
@@ -435,6 +435,9 @@ lib1540_CPPFLAGS = $(AM_CPPFLAGS)
 lib1550_SOURCES = lib1550.c $(SUPPORTFILES)
 lib1550_CPPFLAGS = $(AM_CPPFLAGS) -DLIB1517
 
+lib1551_SOURCES = lib1551.c $(SUPPORTFILES)
+lib1551_CPPFLAGS = $(AM_CPPFLAGS)
+
 lib1900_SOURCES = lib1900.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 lib1900_LDADD = $(TESTUTIL_LIBS)
 lib1900_CPPFLAGS = $(AM_CPPFLAGS)
diff --git a/tests/libtest/lib1551.c b/tests/libtest/lib1551.c
new file mode 100644
index 000000000..16e27275a
--- /dev/null
+++ b/tests/libtest/lib1551.c
@@ -0,0 +1,45 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  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"
+
+#include <curl/multi.h>
+
+int test(char *URL)
+{
+  CURL *curl;
+  CURLcode res = CURLE_OK;
+
+  curl = curl_easy_init();
+  if(curl) {
+    curl_easy_setopt(curl, CURLOPT_URL, URL);
+    curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1L);
+    curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);
+    res = curl_easy_perform(curl);
+
+    fprintf(stderr, "****************************** Do it again\n");
+    res = curl_easy_perform(curl);
+    curl_easy_cleanup(curl);
+  }
+  return (int)res;
+}