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Diffstat (limited to 't/t6500-gc.sh')
-rwxr-xr-x | t/t6500-gc.sh | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/t/t6500-gc.sh b/t/t6500-gc.sh index cd6c53360d..69509d0c11 100755 --- a/t/t6500-gc.sh +++ b/t/t6500-gc.sh @@ -202,6 +202,107 @@ test_expect_success 'one of gc.reflogExpire{Unreachable,}=never does not skip "e grep -E "^trace: (built-in|exec|run_command): git reflog expire --" trace.out ' +prepare_cruft_history () { + test_commit base && + + test_commit --no-tag foo && + test_commit --no-tag bar && + git reset HEAD^^ +} + +assert_no_cruft_packs () { + find .git/objects/pack -name "*.mtimes" >mtimes && + test_must_be_empty mtimes +} + +for argv in \ + "gc" \ + "-c gc.cruftPacks=true gc" \ + "-c gc.cruftPacks=false gc --cruft" +do + test_expect_success "git $argv generates a cruft pack" ' + test_when_finished "rm -fr repo" && + git init repo && + ( + cd repo && + + prepare_cruft_history && + git $argv && + + find .git/objects/pack -name "*.mtimes" >mtimes && + sed -e 's/\.mtimes$/\.pack/g' mtimes >packs && + + test_file_not_empty packs && + while read pack + do + test_path_is_file "$pack" || return 1 + done <packs + ) + ' +done + +for argv in \ + "gc --no-cruft" \ + "-c gc.cruftPacks=false gc" \ + "-c gc.cruftPacks=true gc --no-cruft" +do + test_expect_success "git $argv does not generate a cruft pack" ' + test_when_finished "rm -fr repo" && + git init repo && + ( + cd repo && + + prepare_cruft_history && + git $argv && + + assert_no_cruft_packs + ) + ' +done + +test_expect_success '--keep-largest-pack ignores cruft packs' ' + test_when_finished "rm -fr repo" && + git init repo && + ( + cd repo && + + # Generate a pack for reachable objects (of which there + # are 3), and one for unreachable objects (of which + # there are 6). + prepare_cruft_history && + git gc --cruft && + + mtimes="$(find .git/objects/pack -type f -name "pack-*.mtimes")" && + sz="$(test_file_size "${mtimes%.mtimes}.pack")" && + + # Ensure that the cruft pack gets removed (due to + # `--prune=now`) despite it being the largest pack. + git -c gc.bigPackThreshold=$sz gc --cruft --prune=now && + + assert_no_cruft_packs + ) +' + +test_expect_success 'gc.bigPackThreshold ignores cruft packs' ' + test_when_finished "rm -fr repo" && + git init repo && + ( + cd repo && + + # Generate a pack for reachable objects (of which there + # are 3), and one for unreachable objects (of which + # there are 6). + prepare_cruft_history && + git gc --cruft && + + # Ensure that the cruft pack gets removed (due to + # `--prune=now`) despite it being the largest pack. + git gc --cruft --prune=now --keep-largest-pack && + + assert_no_cruft_packs + ) +' + run_and_wait_for_auto_gc () { # We read stdout from gc for the side effect of waiting until the # background gc process exits, closing its fd 9. Furthermore, the |