From eadbdb42d0e7f28276c6fb26d5f76e899e8ad104 Mon Sep 17 00:00:00 2001
From: Paul Joseph Davis <davisp@apache.org>
Date: Sun, 27 Sep 2009 16:52:44 +0000
Subject: Fixed 040-util.t test from deadlocking.

When we started the linked process to kill with couch_util:terminate_linked/1, we weren't waiting for the child process to start.



git-svn-id: https://svn.apache.org/repos/asf/couchdb/trunk@819341 13f79535-47bb-0310-9956-ffa450edef68
---
 test/etap/040-util.t | 35 ++++++++++++++++++++---------------
 1 file changed, 20 insertions(+), 15 deletions(-)

(limited to 'test')

diff --git a/test/etap/040-util.t b/test/etap/040-util.t
index e311adab..f2033060 100755
--- a/test/etap/040-util.t
+++ b/test/etap/040-util.t
@@ -17,9 +17,7 @@ main(_) ->
     code:add_pathz("src/couchdb"),
     application:start(crypto),
 
-    % Changed to 9 till we figure out the buildbot freeze.
-    %etap:plan(10),
-    etap:plan(9),
+    etap:plan(10),
     case (catch test()) of
         ok ->
             etap:end_tests();
@@ -40,18 +38,25 @@ test() ->
     % terminate_linked
     Self = self(),
     
-    % This is causing halts on the buildbot make coverage runner.
-    % Im disabling until we get build bot running but we need to
-    % revisit this.
-    %spawn(fun() ->
-    %    ChildPid = spawn_link(fun() -> receive shutdown -> ok end end),
-    %    couch_util:terminate_linked(normal),
-    %    Self ! {pid, ChildPid}
-    %end),
-    %receive
-    %    {pid, Pid} ->
-    %        etap:ok(not is_process_alive(Pid), "why wont this work?")
-    %end,
+    spawn(fun() ->
+        SecondSelf = self(),
+        ChildPid = spawn_link(fun() ->
+            SecondSelf ! {child, started},
+            receive shutdown -> ok end
+        end),
+        PidUp = receive
+            {child, started} -> ok
+        after 1000 ->
+            {error, timeout}
+        end,
+        etap:is(ok, PidUp, "Started a linked process."),
+        couch_util:terminate_linked(normal),
+        Self ! {pid, ChildPid}
+    end),
+    receive
+        {pid, Pid} ->
+            etap:ok(not is_process_alive(Pid), "Linked process was killed.")
+    end,
 
     % implode
     etap:is([1, 38, 2, 38, 3], couch_util:implode([1,2,3],"&"),
-- 
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