test1558: verify CURLINFO_PROTOCOL on file:// transfer

Attempt to reproduce issue #3444.

Closes #3447

2 files changed, 69 insertions, 0 deletions

diff --git a/tests/libtest/Makefile.inc b/tests/libtest/Makefile.inc
index 497c4832a..2e5236fad 100644
--- a/tests/libtest/Makefile.inc
+++ b/tests/libtest/Makefile.inc
@@ -30,6 +30,7 @@ noinst_PROGRAMS = chkhostname libauthretry libntlmconnect                \
  lib1534 lib1535 lib1536 lib1537 lib1538 \
  lib1540 \
  lib1550 lib1551 lib1552 lib1553 lib1554 lib1555 lib1556 lib1557 \
+ lib1558 \
  lib1560 \
  lib1591 lib1592 \
  lib1900 \
@@ -516,6 +517,9 @@ lib1557_SOURCES = lib1557.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 lib1557_LDADD = $(TESTUTIL_LIBS)
 lib1557_CPPFLAGS = $(AM_CPPFLAGS) -DLIB1557
 
+lib1558_SOURCES = lib1558.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
+lib1558_LDADD = $(TESTUTIL_LIBS)
+
 lib1560_SOURCES = lib1560.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 lib1560_LDADD = $(TESTUTIL_LIBS)
 
diff --git a/tests/libtest/lib1558.c b/tests/libtest/lib1558.c
new file mode 100644
index 000000000..2305f4d76
--- /dev/null
+++ b/tests/libtest/lib1558.c
@@ -0,0 +1,65 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2019, 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 "testutil.h"
+#include "warnless.h"
+#include "memdebug.h"
+
+int test(char *URL)
+{
+  CURLcode res = 0;
+  CURL *curl = NULL;
+  long protocol = 0;
+
+  global_init(CURL_GLOBAL_ALL);
+  easy_init(curl);
+
+  easy_setopt(curl, CURLOPT_URL, URL);
+  res = curl_easy_perform(curl);
+  if(res) {
+    fprintf(stderr, "curl_easy_perform() returned %d (%s)\n",
+            res, curl_easy_strerror(res));
+    goto test_cleanup;
+  }
+
+  res = curl_easy_getinfo(curl, CURLINFO_PROTOCOL, &protocol);
+  if(res) {
+    fprintf(stderr, "curl_easy_getinfo() returned %d (%s)\n",
+            res, curl_easy_strerror(res));
+    goto test_cleanup;
+  }
+
+  printf("Protocol: %x\n", protocol);
+
+  curl_easy_cleanup(curl);
+  curl_global_cleanup();
+
+  return 0;
+
+test_cleanup:
+
+  curl_easy_cleanup(curl);
+  curl_global_cleanup();
+
+  return res; /* return the final return code */
+}