Merge branch 'ia/R15B03/inets-5.9.8' into maint-r15

* refs/heads/fetch-and-merge.maint-r15-opu/FETCH_HEAD/11632: (73 commits)
  Changed to correct errorcode in testcase
  inets: Prepare for release
  inets: Make test suites independent of each other
  inets: Rewrite of test case to avoid timing issues in test code
  Add missing brackets to report formatting on ftp_progress process exit
  inets: Remove log message as it causes more harm than use at the moment
  inets: Mend broken max_clients check
  inets: Start CT'ify httpd_SUITE
  inets: Remove use of default gen_server timeout
  Fix http_request:http_headers/1 to send content-length when length is zero
  Fix httpd config option 'keep_alive_timeout'
  Fix httpd config option 'script_timeout'
  inets: Restore ftp test files for the inets_{,sup_}SUITE to not fail
  inets: Add crypto start check to ssl test cases
  ftp: fix sockname dialyzer warning including ftp:sockname/1 bug
  ftp,ssl: Fixes broken type link (ssloption).
  ftp: Adds dynamic cert generation to tests.
  ftp: Clean Makefile and conf file
  ftp: Linking rfc-refs.
  ftp: Add documentation.
  ...

1 files changed, 22 insertions, 2 deletions

diff --git a/lib/inets/test/http_format_SUITE.erl b/lib/inets/test/http_format_SUITE.erl
index 04c7358715..c913964094 100644
--- a/lib/inets/test/http_format_SUITE.erl
+++ b/lib/inets/test/http_format_SUITE.erl
@@ -35,14 +35,15 @@
 	  chunk_decode_trailer/1,
 	  http_response/1, http_request/1, validate_request_line/1,
 	  esi_parse_headers/1, cgi_parse_headers/1,
-	  is_absolut_uri/1, convert_netscapecookie_date/1]).
+	  is_absolut_uri/1, convert_netscapecookie_date/1,
+	  check_content_length_encoding/1]).
 
 suite() -> [{ct_hooks,[ts_install_cth]}].
 
 all() -> 
     [{group, chunk}, http_response, http_request,
      validate_request_line, {group, script}, is_absolut_uri,
-     convert_netscapecookie_date].
+     convert_netscapecookie_date, check_content_length_encoding].
 
 groups() -> 
     [{script, [], [esi_parse_headers, cgi_parse_headers]},
@@ -456,6 +457,25 @@ validate_request_line(Config) when is_list(Config) ->
 	httpd_request:validate("GET", NewForbiddenUri1, "HTTP/1.1"),
 
     ok.
+
+%%-------------------------------------------------------------------------
+check_content_length_encoding(doc) ->
+    ["Test http_request:headers/2. Check that the content-length is"
+     " encoded even when it is zero." ];
+check_content_length_encoding(suite) ->
+    [];
+check_content_length_encoding(Config) when is_list(Config) ->
+
+    %% Check that the content-length is preserved.
+    %% Sanity check.
+    Header1 = http_request:http_headers(#http_request_h{'content-length'="123"}),
+    true = (string:str(Header1, "content-length: 123\r\n") > 0),
+    %% Check that content-length=0 is handled correctly.
+    Header2 = http_request:http_headers(#http_request_h{'content-length'="0"}),
+    true = (string:str(Header2, "content-length: 0\r\n") > 0),
+
+    ok.
+
 %%-------------------------------------------------------------------------
 esi_parse_headers(doc) ->
     ["Test httpd_esi:*. All header values are received in the same"