tests: use 'test_must_be_empty' instead of 'test_cmp <empty> <out>'
[git] / t / t4013 / diff.diff-tree_--root_-r_--abbrev=4_initial
1 $ git diff-tree --root -r --abbrev=4 initial
2 444ac553ac7612cc88969031b02b3767fb8a353a
3 :000000 100644 0000... 35d2... A        dir/sub
4 :000000 100644 0000... 01e7... A        file0
5 :000000 100644 0000... 01e7... A        file2
6 $