test-lib.sh: introduce and use $EMPTY_TREE
This is a special SHA1. Let's keep it at one place, easier to replace later when the hash change comes, easier to recognize. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Junio C Hamano
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@ -162,6 +162,8 @@ _x40="$_x05$_x05$_x05$_x05$_x05$_x05$_x05$_x05"
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# Zero SHA-1
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_z40=0000000000000000000000000000000000000000
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EMPTY_TREE=4b825dc642cb6eb9a060e54bf8d69288fbee4904
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# Line feed
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LF='
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'
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@ -170,7 +172,7 @@ LF='
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# when case-folding filenames
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u200c=$(printf '\342\200\214')
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export _x05 _x40 _z40 LF u200c
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export _x05 _x40 _z40 LF u200c EMPTY_TREE
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# Each test should start with something like this, after copyright notices:
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#
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