| #!/bin/sh |
| # |
| # Copyright (c) 2005 Amos Waterland |
| # Copyright (c) 2006 Christian Couder |
| # |
| |
| test_description='git pack-refs should not change the branch semantic |
| |
| This test runs git pack-refs and git show-ref and checks that the branch |
| semantic is still the same. |
| ' |
| . ./test-lib.sh |
| |
| test_expect_success 'enable reflogs' ' |
| git config core.logallrefupdates true |
| ' |
| |
| test_expect_success \ |
| 'prepare a trivial repository' \ |
| 'echo Hello > A && |
| git update-index --add A && |
| git commit -m "Initial commit." && |
| HEAD=$(git rev-parse --verify HEAD)' |
| |
| SHA1= |
| |
| test_expect_success \ |
| 'see if git show-ref works as expected' \ |
| 'git branch a && |
| SHA1=$(cat .git/refs/heads/a) && |
| echo "$SHA1 refs/heads/a" >expect && |
| git show-ref a >result && |
| test_cmp expect result' |
| |
| test_expect_success \ |
| 'see if a branch still exists when packed' \ |
| 'git branch b && |
| git pack-refs --all && |
| rm -f .git/refs/heads/b && |
| echo "$SHA1 refs/heads/b" >expect && |
| git show-ref b >result && |
| test_cmp expect result' |
| |
| test_expect_success 'git branch c/d should barf if branch c exists' ' |
| git branch c && |
| git pack-refs --all && |
| rm -f .git/refs/heads/c && |
| test_must_fail git branch c/d |
| ' |
| |
| test_expect_success \ |
| 'see if a branch still exists after git pack-refs --prune' \ |
| 'git branch e && |
| git pack-refs --all --prune && |
| echo "$SHA1 refs/heads/e" >expect && |
| git show-ref e >result && |
| test_cmp expect result' |
| |
| test_expect_success 'see if git pack-refs --prune remove ref files' ' |
| git branch f && |
| git pack-refs --all --prune && |
| ! test -f .git/refs/heads/f |
| ' |
| |
| test_expect_success 'see if git pack-refs --prune removes empty dirs' ' |
| git branch r/s/t && |
| git pack-refs --all --prune && |
| ! test -e .git/refs/heads/r |
| ' |
| |
| test_expect_success \ |
| 'git branch g should work when git branch g/h has been deleted' \ |
| 'git branch g/h && |
| git pack-refs --all --prune && |
| git branch -d g/h && |
| git branch g && |
| git pack-refs --all && |
| git branch -d g' |
| |
| test_expect_success 'git branch i/j/k should barf if branch i exists' ' |
| git branch i && |
| git pack-refs --all --prune && |
| test_must_fail git branch i/j/k |
| ' |
| |
| test_expect_success \ |
| 'test git branch k after branch k/l/m and k/lm have been deleted' \ |
| 'git branch k/l && |
| git branch k/lm && |
| git branch -d k/l && |
| git branch k/l/m && |
| git branch -d k/l/m && |
| git branch -d k/lm && |
| git branch k' |
| |
| test_expect_success \ |
| 'test git branch n after some branch deletion and pruning' \ |
| 'git branch n/o && |
| git branch n/op && |
| git branch -d n/o && |
| git branch n/o/p && |
| git branch -d n/op && |
| git pack-refs --all --prune && |
| git branch -d n/o/p && |
| git branch n' |
| |
| test_expect_success \ |
| 'see if up-to-date packed refs are preserved' \ |
| 'git branch q && |
| git pack-refs --all --prune && |
| git update-ref refs/heads/q refs/heads/q && |
| ! test -f .git/refs/heads/q' |
| |
| test_expect_success 'pack, prune and repack' ' |
| git tag foo && |
| git pack-refs --all --prune && |
| git show-ref >all-of-them && |
| git pack-refs && |
| git show-ref >again && |
| test_cmp all-of-them again |
| ' |
| |
| test_expect_success 'explicit pack-refs with dangling packed reference' ' |
| git commit --allow-empty -m "soon to be garbage-collected" && |
| git pack-refs --all && |
| git reset --hard HEAD^ && |
| git reflog expire --expire=all --all && |
| git prune --expire=all && |
| git pack-refs --all 2>result && |
| test_must_be_empty result |
| ' |
| |
| test_expect_success 'delete ref with dangling packed version' ' |
| git checkout -b lamb && |
| git commit --allow-empty -m "future garbage" && |
| git pack-refs --all && |
| git reset --hard HEAD^ && |
| git checkout master && |
| git reflog expire --expire=all --all && |
| git prune --expire=all && |
| git branch -d lamb 2>result && |
| test_must_be_empty result |
| ' |
| |
| test_expect_success 'delete ref while another dangling packed ref' ' |
| git branch lamb && |
| git commit --allow-empty -m "future garbage" && |
| git pack-refs --all && |
| git reset --hard HEAD^ && |
| git reflog expire --expire=all --all && |
| git prune --expire=all && |
| git branch -d lamb 2>result && |
| test_must_be_empty result |
| ' |
| |
| test_expect_success 'pack ref directly below refs/' ' |
| git update-ref refs/top HEAD && |
| git pack-refs --all --prune && |
| grep refs/top .git/packed-refs && |
| test_path_is_missing .git/refs/top |
| ' |
| |
| test_expect_success 'do not pack ref in refs/bisect' ' |
| git update-ref refs/bisect/local HEAD && |
| git pack-refs --all --prune && |
| ! grep refs/bisect/local .git/packed-refs >/dev/null && |
| test_path_is_file .git/refs/bisect/local |
| ' |
| |
| test_expect_success 'disable reflogs' ' |
| git config core.logallrefupdates false && |
| rm -rf .git/logs |
| ' |
| |
| test_expect_success 'create packed foo/bar/baz branch' ' |
| git branch foo/bar/baz && |
| git pack-refs --all --prune && |
| test_path_is_missing .git/refs/heads/foo/bar/baz && |
| test_must_fail git reflog exists refs/heads/foo/bar/baz |
| ' |
| |
| test_expect_success 'notice d/f conflict with existing directory' ' |
| test_must_fail git branch foo && |
| test_must_fail git branch foo/bar |
| ' |
| |
| test_expect_success 'existing directory reports concrete ref' ' |
| test_must_fail git branch foo 2>stderr && |
| test_i18ngrep refs/heads/foo/bar/baz stderr |
| ' |
| |
| test_expect_success 'notice d/f conflict with existing ref' ' |
| test_must_fail git branch foo/bar/baz/extra && |
| test_must_fail git branch foo/bar/baz/lots/of/extra/components |
| ' |
| |
| test_expect_success 'reject packed-refs with unterminated line' ' |
| cp .git/packed-refs .git/packed-refs.bak && |
| test_when_finished "mv .git/packed-refs.bak .git/packed-refs" && |
| printf "%s" "$HEAD refs/zzzzz" >>.git/packed-refs && |
| echo "fatal: unterminated line in .git/packed-refs: $HEAD refs/zzzzz" >expected_err && |
| test_must_fail git for-each-ref >out 2>err && |
| test_cmp expected_err err |
| ' |
| |
| test_expect_success 'reject packed-refs containing junk' ' |
| cp .git/packed-refs .git/packed-refs.bak && |
| test_when_finished "mv .git/packed-refs.bak .git/packed-refs" && |
| printf "%s\n" "bogus content" >>.git/packed-refs && |
| echo "fatal: unexpected line in .git/packed-refs: bogus content" >expected_err && |
| test_must_fail git for-each-ref >out 2>err && |
| test_cmp expected_err err |
| ' |
| |
| test_expect_success 'reject packed-refs with a short SHA-1' ' |
| cp .git/packed-refs .git/packed-refs.bak && |
| test_when_finished "mv .git/packed-refs.bak .git/packed-refs" && |
| printf "%.7s %s\n" $HEAD refs/zzzzz >>.git/packed-refs && |
| printf "fatal: unexpected line in .git/packed-refs: %.7s %s\n" $HEAD refs/zzzzz >expected_err && |
| test_must_fail git for-each-ref >out 2>err && |
| test_cmp expected_err err |
| ' |
| |
| test_expect_success 'timeout if packed-refs.lock exists' ' |
| LOCK=.git/packed-refs.lock && |
| >"$LOCK" && |
| test_when_finished "rm -f $LOCK" && |
| test_must_fail git pack-refs --all --prune |
| ' |
| |
| test_expect_success 'retry acquiring packed-refs.lock' ' |
| LOCK=.git/packed-refs.lock && |
| >"$LOCK" && |
| test_when_finished "wait && rm -f $LOCK" && |
| { |
| ( sleep 1 && rm -f $LOCK ) & |
| } && |
| git -c core.packedrefstimeout=3000 pack-refs --all --prune |
| ' |
| |
| test_expect_success SYMLINKS 'pack symlinked packed-refs' ' |
| # First make sure that symlinking works when reading: |
| git update-ref refs/heads/lossy refs/heads/master && |
| git for-each-ref >all-refs-before && |
| mv .git/packed-refs .git/my-deviant-packed-refs && |
| ln -s my-deviant-packed-refs .git/packed-refs && |
| git for-each-ref >all-refs-linked && |
| test_cmp all-refs-before all-refs-linked && |
| git pack-refs --all --prune && |
| git for-each-ref >all-refs-packed && |
| test_cmp all-refs-before all-refs-packed && |
| test -h .git/packed-refs && |
| test "$(readlink .git/packed-refs)" = "my-deviant-packed-refs" |
| ' |
| |
| test_done |