test search timeout parameter

@mtodd is this a stupid test? The logic in Connection#search handles both
writing the request and reading the response, making it really difficult to stub
out.

Author: Jerry Cheung

test/integration/test_search.rb

@@ -24,4 +24,13 @@ def test_search_without_result
     assert result
     refute_equal entries, result
   end
+
+  def test_search_timeout
+    events = @service.subscribe "search.net_ldap_connection"
+
+    @ldap.search(:timeout => 1)
+
+    payload, result = events.pop
+    assert_equal 1, payload[:timelimit]
+  end
 end