Merge branch 'jc/test-must-be-empty'
authorJunio C Hamano <gitster@pobox.com>
Wed, 11 Apr 2018 04:09:54 +0000 (13:09 +0900)
committerJunio C Hamano <gitster@pobox.com>
Wed, 11 Apr 2018 04:09:54 +0000 (13:09 +0900)
Test helper update.

* jc/test-must-be-empty:
test_must_be_empty: simplify file existence check

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