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