improve test to also check document 2

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene4547@1430824 13f79535-47bb-0310-9956-ffa450edef68
clear nocommits

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene4547@1430826 13f79535-47bb-0310-9956-ffa450edef68