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Merge branch 'en/merge-recursive'

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* en/merge-recursive:
  merge-recursive: tweak magic band-aid
  merge-recursive: When we detect we can skip an update, actually skip it
  t6022: New test checking for unnecessary updates of files in D/F conflicts
  t6022: New test checking for unnecessary updates of renamed+modified files
This commit is contained in:
Junio C Hamano
2011-04-28 14:11:35 -07:00
parent d98a509ec3 b9b3eef761
commit ac9666f84a
2 changed files with 81 additions and 6 deletions
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63
t/t6022-merge-rename.sh
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@ -609,4 +609,67 @@ test_expect_success 'check handling of differently renamed file with D/F conflic
! test -f original
'
test_expect_success 'setup avoid unnecessary update, normal rename' '
git reset --hard &&
git checkout --orphan avoid-unnecessary-update-1 &&
git rm -rf . &&
git clean -fdqx &&
printf "1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n" >original &&
git add -A &&
git commit -m "Common commmit" &&
git mv original rename &&
echo 11 >>rename &&
git add -u &&
git commit -m "Renamed and modified" &&
git checkout -b merge-branch-1 HEAD~1 &&
echo "random content" >random-file &&
git add -A &&
git commit -m "Random, unrelated changes"
'
test_expect_success 'avoid unnecessary update, normal rename' '
git checkout -q avoid-unnecessary-update-1^0 &&
test-chmtime =1000000000 rename &&
test-chmtime -v +0 rename >expect &&
git merge merge-branch-1 &&
test-chmtime -v +0 rename >actual &&
test_cmp expect actual # "rename" should have stayed intact
'
test_expect_success 'setup to test avoiding unnecessary update, with D/F conflict' '
git reset --hard &&
git checkout --orphan avoid-unnecessary-update-2 &&
git rm -rf . &&
git clean -fdqx &&
mkdir df &&
printf "1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n" >df/file &&
git add -A &&
git commit -m "Common commmit" &&
git mv df/file temp &&
rm -rf df &&
git mv temp df &&
echo 11 >>df &&
git add -u &&
git commit -m "Renamed and modified" &&
git checkout -b merge-branch-2 HEAD~1 &&
>unrelated-change &&
git add unrelated-change &&
git commit -m "Only unrelated changes"
'
test_expect_failure 'avoid unnecessary update, with D/F conflict' '
git checkout -q avoid-unnecessary-update-2^0 &&
test-chmtime =1000000000 df &&
test-chmtime -v +0 df >expect &&
git merge merge-branch-2 &&
test-chmtime -v +0 df >actual &&
test_cmp expect actual # "df" should have stayed intact
'
test_done