test/-ext-/bug_reporter/test_bug_reporter.rb: fix race

Signal delivery is not immediate, so wait for signal delivery.

* test/-ext-/bug_reporter/test_bug_reporter.rb
  (test_bug_reporter_add): fix race

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47972 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Thu Oct 16 10:35:33 2014  Eric Wong  <e@80x24.org>
+
+	* test/-ext-/bug_reporter/test_bug_reporter.rb
+	  (test_bug_reporter_add): fix race
+
 Thu Oct 16 10:09:02 2014  Eric Wong  <e@80x24.org>
 
 	* test/ruby/test_rubyoptions.rb (test_segv_test): fix race

test/-ext-/bug_reporter/test_bug_reporter.rb

@@ -16,7 +16,7 @@ class TestBugReporter < Test::Unit::TestCase
 
     args = ["--disable-gems", "-r-test-/bug_reporter/bug_reporter",
             "-C", tmpdir]
-    stdin = "register_sample_bug_reporter(12345); Process.kill :SEGV, $$"
+    stdin = "register_sample_bug_reporter(12345); Process.kill :SEGV, $$; sleep"
     _, stderr, status = EnvUtil.invoke_ruby(args, stdin, false, true)
     assert_pattern_list(expected_stderr, stderr)
   ensure