Merge branch 'ak/t4151-ls-files-could-be-empty' into maint
authorJunio C Hamano <gitster@pobox.com>
Thu, 26 May 2016 20:17:17 +0000 (13:17 -0700)
committerJunio C Hamano <gitster@pobox.com>
Thu, 26 May 2016 20:17:17 +0000 (13:17 -0700)
Test fix.

* ak/t4151-ls-files-could-be-empty:
  t4151: make sure argument to 'test -z' is given


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