Merge pull request #96 from fluent/fix-tls-test

spec: Make sure to wait server for TLS tests

Author: ashie

spec/fluent_logger_spec.rb

@@ -382,6 +382,16 @@ def flush(messages)
 
     before(:each) do
       fluentd.startup(true)
+      # Make sure to wait TLS server since preparing it takes longer time than
+      # non-TLS so that it might be too early especially on CI environment
+      3.times do
+        begin
+          TCPSocket.open('localhost', fluentd.port) {}
+          break
+        rescue
+          fluentd.wait_transfer
+        end
+      end
     end
 
     after(:each) do