From ce663765f3f774d07c58579dff8b5398fdfbb6ce Mon Sep 17 00:00:00 2001
From: "Damien F. Katz" <damien@apache.org>
Date: Mon, 1 Jun 2009 00:27:28 +0000
Subject: Added tests for heartbeat and timeout options in the _changes api.

git-svn-id: https://svn.apache.org/repos/asf/couchdb/trunk@780539 13f79535-47bb-0310-9956-ffa450edef68
---
 share/www/script/test/changes.js | 22 +++++++++++++++++++++-
 src/couchdb/couch_httpd_db.erl   |  3 ++-
 2 files changed, 23 insertions(+), 2 deletions(-)

diff --git a/share/www/script/test/changes.js b/share/www/script/test/changes.js
index fe8a1cd5..98f31d6f 100644
--- a/share/www/script/test/changes.js
+++ b/share/www/script/test/changes.js
@@ -30,6 +30,12 @@ couchTests.changes = function(debug) {
   
   T(resp.results.length == 1 && resp.last_seq==1)
   T(resp.results[0].changes[0].rev == docFoo._rev)
+
+  
+  req = CouchDB.request("GET", "/test_suite_db/_changes?continuous=true&timeout=10");
+  var resp = JSON.parse(req.responseText);
+  T(resp.results.length == 1 && resp.last_seq==1)
+  T(resp.results[0].changes[0].rev == docFoo._rev)
   
   var xhr;
   
@@ -43,7 +49,7 @@ couchTests.changes = function(debug) {
     // with real async support.
     
     var sleep = function(msecs) {
-      // by making a slow sync request, weallows the waiting XHR request data
+      // by making a slow sync request, we allow the waiting XHR request data
       // to be received.
       var req = CouchDB.request("GET", "/_sleep?time=" + msecs);
       T(JSON.parse(req.responseText).ok == true);
@@ -55,6 +61,7 @@ couchTests.changes = function(debug) {
       }
       return JSON.parse(line);
     }
+    
   
     xhr.open("GET", "/test_suite_db/_changes?continuous=true", true);
     xhr.send("");
@@ -89,6 +96,19 @@ couchTests.changes = function(debug) {
     T(change.seq == 3);
     T(change.id == "baz");
     T(change.changes[0].rev == docBaz._rev);
+    
+    
+    xhr = CouchDB.newXhr();
   
+    //verify the hearbeat newlines are sent
+    xhr.open("GET", "/test_suite_db/_changes?continuous=true&heartbeat=10", true);
+    xhr.send("");
+    
+    sleep(100);
+    
+    var str = xhr.responseText;
+    
+    T(str.charAt(str.length - 1) == "\n")
+    T(str.charAt(str.length - 2) == "\n")
   }
 };
diff --git a/src/couchdb/couch_httpd_db.erl b/src/couchdb/couch_httpd_db.erl
index 404757af..65f40472 100644
--- a/src/couchdb/couch_httpd_db.erl
+++ b/src/couchdb/couch_httpd_db.erl
@@ -119,7 +119,8 @@ keep_sending_changes(#httpd{user_ctx=UserCtx,path_parts=[DbName|_]}=Req, Resp, D
         {ok, Db2} = couch_db:open(DbName, [{user_ctx, UserCtx}]),
         keep_sending_changes(Req, Resp, Db2, EndSeq, Prepend2, Timeout, TimeoutFun);
     stop ->
-        send_chunk(Resp, io_lib:format("\n],\n\"last_seq\":~w}\n", [EndSeq]))
+        send_chunk(Resp, io_lib:format("\n],\n\"last_seq\":~w}\n", [EndSeq])),
+        send_chunk(Resp, "")
     end.
 
 send_changes(Req, Resp, Db, StartSeq, Prepend0) ->
-- 
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