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https://github.com/git/git
synced 2024-10-30 14:03:28 +00:00
82a31ec324
The strategy to compact multiple tables of reftables after many operations accumulate many entries has been improved to avoid accumulating too many tables uncollected. * jt/reftable-geometric-compaction: reftable/stack: use geometric table compaction reftable/stack: add env to disable autocompaction reftable/stack: expose option to disable auto-compaction
1032 lines
28 KiB
Bash
Executable file
1032 lines
28 KiB
Bash
Executable file
#!/bin/sh
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#
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# Copyright (c) 2020 Google LLC
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#
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test_description='reftable basics'
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GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
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export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
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. ./test-lib.sh
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if ! test_have_prereq REFTABLE
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then
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skip_all='skipping reftable tests; set GIT_TEST_DEFAULT_REF_FORMAT=reftable'
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test_done
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fi
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INVALID_OID=$(test_oid 001)
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test_expect_success 'init: creates basic reftable structures' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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test_path_is_dir repo/.git/reftable &&
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test_path_is_file repo/.git/reftable/tables.list &&
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echo reftable >expect &&
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git -C repo rev-parse --show-ref-format >actual &&
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test_cmp expect actual
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'
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test_expect_success 'init: sha256 object format via environment variable' '
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test_when_finished "rm -rf repo" &&
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GIT_DEFAULT_HASH=sha256 git init repo &&
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cat >expect <<-EOF &&
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sha256
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reftable
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EOF
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git -C repo rev-parse --show-object-format --show-ref-format >actual &&
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test_cmp expect actual
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'
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test_expect_success 'init: sha256 object format via option' '
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test_when_finished "rm -rf repo" &&
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git init --object-format=sha256 repo &&
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cat >expect <<-EOF &&
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sha256
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reftable
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EOF
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git -C repo rev-parse --show-object-format --show-ref-format >actual &&
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test_cmp expect actual
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'
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test_expect_success 'init: reinitializing reftable backend succeeds' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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test_commit -C repo A &&
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git -C repo for-each-ref >expect &&
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git init --ref-format=reftable repo &&
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git -C repo for-each-ref >actual &&
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test_cmp expect actual
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'
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test_expect_success 'init: reinitializing files with reftable backend fails' '
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test_when_finished "rm -rf repo" &&
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git init --ref-format=files repo &&
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test_commit -C repo file &&
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cp repo/.git/HEAD expect &&
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test_must_fail git init --ref-format=reftable repo &&
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test_cmp expect repo/.git/HEAD
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'
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test_expect_success 'init: reinitializing reftable with files backend fails' '
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test_when_finished "rm -rf repo" &&
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git init --ref-format=reftable repo &&
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test_commit -C repo file &&
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cp repo/.git/HEAD expect &&
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test_must_fail git init --ref-format=files repo &&
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test_cmp expect repo/.git/HEAD
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'
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test_expect_perms () {
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local perms="$1"
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local file="$2"
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local actual="$(ls -l "$file")" &&
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case "$actual" in
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$perms*)
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: happy
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;;
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*)
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echo "$(basename $2) is not $perms but $actual"
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false
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;;
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esac
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}
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test_expect_reftable_perms () {
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local umask="$1"
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local shared="$2"
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local expect="$3"
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test_expect_success POSIXPERM "init: honors --shared=$shared with umask $umask" '
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test_when_finished "rm -rf repo" &&
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(
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umask $umask &&
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git init --shared=$shared repo
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) &&
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test_expect_perms "$expect" repo/.git/reftable/tables.list &&
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for table in repo/.git/reftable/*.ref
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do
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test_expect_perms "$expect" "$table" ||
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return 1
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done
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'
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test_expect_success POSIXPERM "pack-refs: honors --shared=$shared with umask $umask" '
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test_when_finished "rm -rf repo" &&
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(
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umask $umask &&
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git init --shared=$shared repo &&
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test_commit -C repo A &&
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test_line_count = 2 repo/.git/reftable/tables.list &&
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git -C repo pack-refs
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) &&
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test_expect_perms "$expect" repo/.git/reftable/tables.list &&
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for table in repo/.git/reftable/*.ref
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do
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test_expect_perms "$expect" "$table" ||
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return 1
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done
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'
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}
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test_expect_reftable_perms 002 umask "-rw-rw-r--"
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test_expect_reftable_perms 022 umask "-rw-r--r--"
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test_expect_reftable_perms 027 umask "-rw-r-----"
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test_expect_reftable_perms 002 group "-rw-rw-r--"
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test_expect_reftable_perms 022 group "-rw-rw-r--"
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test_expect_reftable_perms 027 group "-rw-rw----"
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test_expect_reftable_perms 002 world "-rw-rw-r--"
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test_expect_reftable_perms 022 world "-rw-rw-r--"
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test_expect_reftable_perms 027 world "-rw-rw-r--"
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test_expect_success 'clone: can clone reftable repository' '
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test_when_finished "rm -rf repo clone" &&
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git init repo &&
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test_commit -C repo message1 file1 &&
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git clone repo cloned &&
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echo reftable >expect &&
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git -C cloned rev-parse --show-ref-format >actual &&
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test_cmp expect actual &&
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test_path_is_file cloned/file1
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'
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test_expect_success 'clone: can clone reffiles into reftable repository' '
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test_when_finished "rm -rf reffiles reftable" &&
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git init --ref-format=files reffiles &&
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test_commit -C reffiles A &&
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git clone --ref-format=reftable ./reffiles reftable &&
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git -C reffiles rev-parse HEAD >expect &&
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git -C reftable rev-parse HEAD >actual &&
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test_cmp expect actual &&
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git -C reftable rev-parse --show-ref-format >actual &&
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echo reftable >expect &&
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test_cmp expect actual &&
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git -C reffiles rev-parse --show-ref-format >actual &&
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echo files >expect &&
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test_cmp expect actual
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'
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test_expect_success 'clone: can clone reftable into reffiles repository' '
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test_when_finished "rm -rf reffiles reftable" &&
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git init --ref-format=reftable reftable &&
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test_commit -C reftable A &&
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git clone --ref-format=files ./reftable reffiles &&
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git -C reftable rev-parse HEAD >expect &&
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git -C reffiles rev-parse HEAD >actual &&
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test_cmp expect actual &&
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git -C reftable rev-parse --show-ref-format >actual &&
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echo reftable >expect &&
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test_cmp expect actual &&
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git -C reffiles rev-parse --show-ref-format >actual &&
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echo files >expect &&
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test_cmp expect actual
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'
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test_expect_success 'ref transaction: corrupted tables cause failure' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit file1 &&
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for f in .git/reftable/*.ref
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do
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: >"$f" || return 1
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done &&
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test_must_fail git update-ref refs/heads/main HEAD
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)
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'
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test_expect_success 'ref transaction: corrupted tables.list cause failure' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit file1 &&
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echo garbage >.git/reftable/tables.list &&
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test_must_fail git update-ref refs/heads/main HEAD
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)
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'
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test_expect_success 'ref transaction: refuses to write ref causing F/D conflict' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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test_commit -C repo file &&
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test_must_fail git -C repo update-ref refs/heads/main/forbidden
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'
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test_expect_success 'ref transaction: deleting ref with invalid name fails' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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test_commit -C repo file &&
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test_must_fail git -C repo update-ref -d ../../my-private-file
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'
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test_expect_success 'ref transaction: can skip object ID verification' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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test_must_fail test-tool -C repo ref-store main update-ref msg refs/heads/branch $INVALID_OID $ZERO_OID 0 &&
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test-tool -C repo ref-store main update-ref msg refs/heads/branch $INVALID_OID $ZERO_OID REF_SKIP_OID_VERIFICATION
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'
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test_expect_success 'ref transaction: updating same ref multiple times fails' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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test_commit -C repo A &&
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cat >updates <<-EOF &&
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update refs/heads/main $A
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update refs/heads/main $A
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EOF
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cat >expect <<-EOF &&
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fatal: multiple updates for ref ${SQ}refs/heads/main${SQ} not allowed
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EOF
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test_must_fail git -C repo update-ref --stdin <updates 2>err &&
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test_cmp expect err
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'
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test_expect_success 'ref transaction: can delete symbolic self-reference with git-symbolic-ref(1)' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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git -C repo symbolic-ref refs/heads/self refs/heads/self &&
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git -C repo symbolic-ref -d refs/heads/self
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'
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test_expect_success 'ref transaction: deleting symbolic self-reference without --no-deref fails' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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git -C repo symbolic-ref refs/heads/self refs/heads/self &&
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cat >expect <<-EOF &&
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error: multiple updates for ${SQ}refs/heads/self${SQ} (including one via symref ${SQ}refs/heads/self${SQ}) are not allowed
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EOF
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test_must_fail git -C repo update-ref -d refs/heads/self 2>err &&
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test_cmp expect err
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'
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test_expect_success 'ref transaction: deleting symbolic self-reference with --no-deref succeeds' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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git -C repo symbolic-ref refs/heads/self refs/heads/self &&
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git -C repo update-ref -d --no-deref refs/heads/self
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'
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test_expect_success 'ref transaction: creating symbolic ref fails with F/D conflict' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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test_commit -C repo A &&
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cat >expect <<-EOF &&
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error: unable to write symref for refs/heads: file/directory conflict
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EOF
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test_must_fail git -C repo symbolic-ref refs/heads refs/heads/foo 2>err &&
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test_cmp expect err
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'
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test_expect_success 'ref transaction: ref deletion' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit file &&
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HEAD_OID=$(git show-ref -s --verify HEAD) &&
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cat >expect <<-EOF &&
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$HEAD_OID refs/heads/main
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$HEAD_OID refs/tags/file
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EOF
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git show-ref >actual &&
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test_cmp expect actual &&
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test_must_fail git update-ref -d refs/tags/file $INVALID_OID &&
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git show-ref >actual &&
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test_cmp expect actual &&
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git update-ref -d refs/tags/file $HEAD_OID &&
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echo "$HEAD_OID refs/heads/main" >expect &&
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git show-ref >actual &&
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test_cmp expect actual
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)
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'
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test_expect_success 'ref transaction: writes cause auto-compaction' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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test_line_count = 1 repo/.git/reftable/tables.list &&
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test_commit -C repo --no-tag A &&
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test_line_count = 1 repo/.git/reftable/tables.list &&
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test_commit -C repo --no-tag B &&
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test_line_count = 1 repo/.git/reftable/tables.list
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'
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test_expect_success 'ref transaction: env var disables compaction' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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test_commit -C repo A &&
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start=$(wc -l <repo/.git/reftable/tables.list) &&
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iterations=5 &&
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expected=$((start + iterations)) &&
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for i in $(test_seq $iterations)
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do
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GIT_TEST_REFTABLE_AUTOCOMPACTION=false \
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git -C repo update-ref branch-$i HEAD || return 1
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done &&
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test_line_count = $expected repo/.git/reftable/tables.list &&
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git -C repo update-ref foo HEAD &&
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test_line_count -lt $expected repo/.git/reftable/tables.list
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'
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test_expect_success 'ref transaction: alternating table sizes are compacted' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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test_commit -C repo A &&
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for i in $(test_seq 5)
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do
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git -C repo branch -f foo &&
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git -C repo branch -d foo || return 1
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done &&
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test_line_count = 2 repo/.git/reftable/tables.list
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'
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check_fsync_events () {
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local trace="$1" &&
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shift &&
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cat >expect &&
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sed -n \
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-e '/^{"event":"counter",.*"category":"fsync",/ {
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s/.*"category":"fsync",//;
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s/}$//;
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p;
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}' \
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<"$trace" >actual &&
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test_cmp expect actual
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}
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test_expect_success 'ref transaction: writes are synced' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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test_commit -C repo initial &&
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GIT_TRACE2_EVENT="$(pwd)/trace2.txt" \
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GIT_TEST_FSYNC=true \
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git -C repo -c core.fsync=reference \
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-c core.fsyncMethod=fsync update-ref refs/heads/branch HEAD &&
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check_fsync_events trace2.txt <<-EOF
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"name":"hardware-flush","count":4
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EOF
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'
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test_expect_success 'ref transaction: empty transaction in empty repo' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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test_commit -C repo --no-tag A &&
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git -C repo update-ref -d refs/heads/main &&
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test-tool -C repo ref-store main delete-refs REF_NO_DEREF msg HEAD &&
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git -C repo update-ref --stdin <<-EOF
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prepare
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commit
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EOF
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'
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test_expect_success 'ref transaction: fails gracefully when auto compaction fails' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit A &&
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for i in $(test_seq 10)
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do
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git branch branch-$i &&
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for table in .git/reftable/*.ref
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do
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touch "$table.lock" || exit 1
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done ||
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exit 1
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done &&
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test_line_count = 10 .git/reftable/tables.list
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)
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'
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test_expect_success 'pack-refs: compacts tables' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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test_commit -C repo A &&
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ls -1 repo/.git/reftable >table-files &&
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test_line_count = 3 table-files &&
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test_line_count = 2 repo/.git/reftable/tables.list &&
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git -C repo pack-refs &&
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ls -1 repo/.git/reftable >table-files &&
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test_line_count = 2 table-files &&
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test_line_count = 1 repo/.git/reftable/tables.list
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'
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test_expect_success 'pack-refs: compaction raises locking errors' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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test_commit -C repo A &&
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touch repo/.git/reftable/tables.list.lock &&
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cat >expect <<-EOF &&
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error: unable to compact stack: data is locked
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EOF
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test_must_fail git -C repo pack-refs 2>err &&
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test_cmp expect err
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'
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for command in pack-refs gc "maintenance run --task=pack-refs"
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do
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test_expect_success "$command: auto compaction" '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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(
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cd repo &&
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test_commit A &&
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# We need a bit of setup to ensure that git-gc(1) actually
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# triggers, and that it does not write anything to the refdb.
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git config gc.auto 1 &&
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git config gc.autoDetach 0 &&
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git config gc.reflogExpire never &&
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git config gc.reflogExpireUnreachable never &&
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test_oid blob17_1 | git hash-object -w --stdin &&
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# The tables should have been auto-compacted, and thus auto
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# compaction should not have to do anything.
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ls -1 .git/reftable >tables-expect &&
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test_line_count = 3 tables-expect &&
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git $command --auto &&
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ls -1 .git/reftable >tables-actual &&
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test_cmp tables-expect tables-actual &&
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test_oid blob17_2 | git hash-object -w --stdin &&
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# Lock all tables write some refs. Auto-compaction will be
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# unable to compact tables and thus fails gracefully, leaving
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# the stack in a sub-optimal state.
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ls .git/reftable/*.ref |
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while read table
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do
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touch "$table.lock" || exit 1
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done &&
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git branch B &&
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git branch C &&
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rm .git/reftable/*.lock &&
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test_line_count = 4 .git/reftable/tables.list &&
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git $command --auto &&
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test_line_count = 1 .git/reftable/tables.list
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)
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'
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done
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test_expect_success 'pack-refs: prunes stale tables' '
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test_when_finished "rm -rf repo" &&
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git init repo &&
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touch repo/.git/reftable/stale-table.ref &&
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git -C repo pack-refs &&
|
|
test_path_is_missing repo/.git/reftable/stable-ref.ref
|
|
'
|
|
|
|
test_expect_success 'pack-refs: does not prune non-table files' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
touch repo/.git/reftable/garbage &&
|
|
git -C repo pack-refs &&
|
|
test_path_is_file repo/.git/reftable/garbage
|
|
'
|
|
|
|
test_expect_success 'packed-refs: writes are synced' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
test_commit -C repo initial &&
|
|
test_line_count = 2 table-files &&
|
|
|
|
: >trace2.txt &&
|
|
GIT_TRACE2_EVENT="$(pwd)/trace2.txt" \
|
|
GIT_TEST_FSYNC=true \
|
|
git -C repo -c core.fsync=reference \
|
|
-c core.fsyncMethod=fsync pack-refs &&
|
|
check_fsync_events trace2.txt <<-EOF
|
|
"name":"hardware-flush","count":2
|
|
EOF
|
|
'
|
|
|
|
test_expect_success 'ref iterator: bogus names are flagged' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
test_commit --no-tag file &&
|
|
test-tool ref-store main update-ref msg "refs/heads/bogus..name" $(git rev-parse HEAD) $ZERO_OID REF_SKIP_REFNAME_VERIFICATION &&
|
|
|
|
cat >expect <<-EOF &&
|
|
$ZERO_OID refs/heads/bogus..name 0xc
|
|
$(git rev-parse HEAD) refs/heads/main 0x0
|
|
EOF
|
|
test-tool ref-store main for-each-ref "" >actual &&
|
|
test_cmp expect actual
|
|
)
|
|
'
|
|
|
|
test_expect_success 'ref iterator: missing object IDs are not flagged' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
test-tool ref-store main update-ref msg "refs/heads/broken-hash" $INVALID_OID $ZERO_OID REF_SKIP_OID_VERIFICATION &&
|
|
|
|
cat >expect <<-EOF &&
|
|
$INVALID_OID refs/heads/broken-hash 0x0
|
|
EOF
|
|
test-tool ref-store main for-each-ref "" >actual &&
|
|
test_cmp expect actual
|
|
)
|
|
'
|
|
|
|
test_expect_success 'basic: commit and list refs' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
test_commit -C repo file &&
|
|
test_write_lines refs/heads/main refs/tags/file >expect &&
|
|
git -C repo for-each-ref --format="%(refname)" >actual &&
|
|
test_cmp actual expect
|
|
'
|
|
|
|
test_expect_success 'basic: can write large commit message' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
perl -e "
|
|
print \"this is a long commit message\" x 50000
|
|
" >commit-msg &&
|
|
git -C repo commit --allow-empty --file=../commit-msg
|
|
'
|
|
|
|
test_expect_success 'basic: show-ref fails with empty repository' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
test_must_fail git -C repo show-ref >actual &&
|
|
test_must_be_empty actual
|
|
'
|
|
|
|
test_expect_success 'basic: can check out unborn branch' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
git -C repo checkout -b main
|
|
'
|
|
|
|
test_expect_success 'basic: peeled tags are stored' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
test_commit -C repo file &&
|
|
git -C repo tag -m "annotated tag" test_tag HEAD &&
|
|
for ref in refs/heads/main refs/tags/file refs/tags/test_tag refs/tags/test_tag^{}
|
|
do
|
|
echo "$(git -C repo rev-parse "$ref") $ref" || return 1
|
|
done >expect &&
|
|
git -C repo show-ref -d >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'basic: for-each-ref can print symrefs' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
test_commit file &&
|
|
git branch &&
|
|
git symbolic-ref refs/heads/sym refs/heads/main &&
|
|
cat >expected <<-EOF &&
|
|
refs/heads/main
|
|
EOF
|
|
git for-each-ref --format="%(symref)" refs/heads/sym >actual &&
|
|
test_cmp expected actual
|
|
)
|
|
'
|
|
|
|
test_expect_success 'basic: notes' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
write_script fake_editor <<-\EOF &&
|
|
echo "$MSG" >"$1"
|
|
echo "$MSG" >&2
|
|
EOF
|
|
|
|
test_commit 1st &&
|
|
test_commit 2nd &&
|
|
GIT_EDITOR=./fake_editor MSG=b4 git notes add &&
|
|
GIT_EDITOR=./fake_editor MSG=b3 git notes edit &&
|
|
echo b4 >expect &&
|
|
git notes --ref commits@{1} show >actual &&
|
|
test_cmp expect actual
|
|
)
|
|
'
|
|
|
|
test_expect_success 'basic: stash' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
test_commit file &&
|
|
git stash list >expect &&
|
|
test_line_count = 0 expect &&
|
|
|
|
echo hoi >>file.t &&
|
|
git stash push -m stashed &&
|
|
git stash list >expect &&
|
|
test_line_count = 1 expect &&
|
|
|
|
git stash clear &&
|
|
git stash list >expect &&
|
|
test_line_count = 0 expect
|
|
)
|
|
'
|
|
|
|
test_expect_success 'basic: cherry-pick' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
test_commit message1 file1 &&
|
|
test_commit message2 file2 &&
|
|
git branch source &&
|
|
git checkout HEAD^ &&
|
|
test_commit message3 file3 &&
|
|
git cherry-pick source &&
|
|
test_path_is_file file2
|
|
)
|
|
'
|
|
|
|
test_expect_success 'basic: rebase' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
test_commit message1 file1 &&
|
|
test_commit message2 file2 &&
|
|
git branch source &&
|
|
git checkout HEAD^ &&
|
|
test_commit message3 file3 &&
|
|
git rebase source &&
|
|
test_path_is_file file2
|
|
)
|
|
'
|
|
|
|
test_expect_success 'reflog: can delete separate reflog entries' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
|
|
test_commit file &&
|
|
test_commit file2 &&
|
|
test_commit file3 &&
|
|
test_commit file4 &&
|
|
git reflog >actual &&
|
|
grep file3 actual &&
|
|
|
|
git reflog delete HEAD@{1} &&
|
|
git reflog >actual &&
|
|
! grep file3 actual
|
|
)
|
|
'
|
|
|
|
test_expect_success 'reflog: can switch to previous branch' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
test_commit file1 &&
|
|
git checkout -b branch1 &&
|
|
test_commit file2 &&
|
|
git checkout -b branch2 &&
|
|
git switch - &&
|
|
git rev-parse --symbolic-full-name HEAD >actual &&
|
|
echo refs/heads/branch1 >expect &&
|
|
test_cmp actual expect
|
|
)
|
|
'
|
|
|
|
test_expect_success 'reflog: copying branch writes reflog entry' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
test_commit file1 &&
|
|
test_commit file2 &&
|
|
oid=$(git rev-parse --short HEAD) &&
|
|
git branch src &&
|
|
cat >expect <<-EOF &&
|
|
${oid} dst@{0}: Branch: copied refs/heads/src to refs/heads/dst
|
|
${oid} dst@{1}: branch: Created from main
|
|
EOF
|
|
git branch -c src dst &&
|
|
git reflog dst >actual &&
|
|
test_cmp expect actual
|
|
)
|
|
'
|
|
|
|
test_expect_success 'reflog: renaming branch writes reflog entry' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
git symbolic-ref HEAD refs/heads/before &&
|
|
test_commit file &&
|
|
git show-ref >expected.refs &&
|
|
sed s/before/after/g <expected.refs >expected &&
|
|
git branch -M after &&
|
|
git show-ref >actual &&
|
|
test_cmp expected actual &&
|
|
echo refs/heads/after >expected &&
|
|
git symbolic-ref HEAD >actual &&
|
|
test_cmp expected actual
|
|
)
|
|
'
|
|
|
|
test_expect_success 'reflog: can store empty logs' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
|
|
test_must_fail test-tool ref-store main reflog-exists refs/heads/branch &&
|
|
test-tool ref-store main create-reflog refs/heads/branch &&
|
|
test-tool ref-store main reflog-exists refs/heads/branch &&
|
|
test-tool ref-store main for-each-reflog-ent-reverse refs/heads/branch >actual &&
|
|
test_must_be_empty actual
|
|
)
|
|
'
|
|
|
|
test_expect_success 'reflog: expiry empties reflog' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
|
|
test_commit initial &&
|
|
git checkout -b branch &&
|
|
test_commit fileA &&
|
|
test_commit fileB &&
|
|
|
|
cat >expect <<-EOF &&
|
|
commit: fileB
|
|
commit: fileA
|
|
branch: Created from HEAD
|
|
EOF
|
|
git reflog show --format="%gs" refs/heads/branch >actual &&
|
|
test_cmp expect actual &&
|
|
|
|
git reflog expire branch --expire=all &&
|
|
git reflog show --format="%gs" refs/heads/branch >actual &&
|
|
test_must_be_empty actual &&
|
|
test-tool ref-store main reflog-exists refs/heads/branch
|
|
)
|
|
'
|
|
|
|
test_expect_success 'reflog: can be deleted' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
test_commit initial &&
|
|
test-tool ref-store main reflog-exists refs/heads/main &&
|
|
test-tool ref-store main delete-reflog refs/heads/main &&
|
|
test_must_fail test-tool ref-store main reflog-exists refs/heads/main
|
|
)
|
|
'
|
|
|
|
test_expect_success 'reflog: garbage collection deletes reflog entries' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
|
|
for count in $(test_seq 1 10)
|
|
do
|
|
test_commit "number $count" file.t $count number-$count ||
|
|
return 1
|
|
done &&
|
|
git reflog refs/heads/main >actual &&
|
|
test_line_count = 10 actual &&
|
|
grep "commit (initial): number 1" actual &&
|
|
grep "commit: number 10" actual &&
|
|
|
|
git gc &&
|
|
git reflog refs/heads/main >actual &&
|
|
test_line_count = 0 actual
|
|
)
|
|
'
|
|
|
|
test_expect_success 'reflog: updates via HEAD update HEAD reflog' '
|
|
test_when_finished "rm -rf repo" &&
|
|
git init repo &&
|
|
(
|
|
cd repo &&
|
|
test_commit main-one &&
|
|
git checkout -b new-branch &&
|
|
test_commit new-one &&
|
|
test_commit new-two &&
|
|
|
|
echo new-one >expect &&
|
|
git log -1 --format=%s HEAD@{1} >actual &&
|
|
test_cmp expect actual
|
|
)
|
|
'
|
|
|
|
test_expect_success 'worktree: adding worktree creates separate stack' '
|
|
test_when_finished "rm -rf repo worktree" &&
|
|
git init repo &&
|
|
test_commit -C repo A &&
|
|
|
|
git -C repo worktree add ../worktree &&
|
|
test_path_is_file repo/.git/worktrees/worktree/refs/heads &&
|
|
echo "ref: refs/heads/.invalid" >expect &&
|
|
test_cmp expect repo/.git/worktrees/worktree/HEAD &&
|
|
test_path_is_dir repo/.git/worktrees/worktree/reftable &&
|
|
test_path_is_file repo/.git/worktrees/worktree/reftable/tables.list
|
|
'
|
|
|
|
test_expect_success 'worktree: pack-refs in main repo packs main refs' '
|
|
test_when_finished "rm -rf repo worktree" &&
|
|
git init repo &&
|
|
test_commit -C repo A &&
|
|
|
|
GIT_TEST_REFTABLE_AUTOCOMPACTION=false \
|
|
git -C repo worktree add ../worktree &&
|
|
GIT_TEST_REFTABLE_AUTOCOMPACTION=false \
|
|
git -C worktree update-ref refs/worktree/per-worktree HEAD &&
|
|
|
|
test_line_count = 4 repo/.git/worktrees/worktree/reftable/tables.list &&
|
|
test_line_count = 3 repo/.git/reftable/tables.list &&
|
|
git -C repo pack-refs &&
|
|
test_line_count = 4 repo/.git/worktrees/worktree/reftable/tables.list &&
|
|
test_line_count = 1 repo/.git/reftable/tables.list
|
|
'
|
|
|
|
test_expect_success 'worktree: pack-refs in worktree packs worktree refs' '
|
|
test_when_finished "rm -rf repo worktree" &&
|
|
git init repo &&
|
|
test_commit -C repo A &&
|
|
|
|
GIT_TEST_REFTABLE_AUTOCOMPACTION=false \
|
|
git -C repo worktree add ../worktree &&
|
|
GIT_TEST_REFTABLE_AUTOCOMPACTION=false \
|
|
git -C worktree update-ref refs/worktree/per-worktree HEAD &&
|
|
|
|
test_line_count = 4 repo/.git/worktrees/worktree/reftable/tables.list &&
|
|
test_line_count = 3 repo/.git/reftable/tables.list &&
|
|
git -C worktree pack-refs &&
|
|
test_line_count = 1 repo/.git/worktrees/worktree/reftable/tables.list &&
|
|
test_line_count = 3 repo/.git/reftable/tables.list
|
|
'
|
|
|
|
test_expect_success 'worktree: creating shared ref updates main stack' '
|
|
test_when_finished "rm -rf repo worktree" &&
|
|
git init repo &&
|
|
test_commit -C repo A &&
|
|
|
|
git -C repo worktree add ../worktree &&
|
|
git -C repo pack-refs &&
|
|
git -C worktree pack-refs &&
|
|
test_line_count = 1 repo/.git/worktrees/worktree/reftable/tables.list &&
|
|
test_line_count = 1 repo/.git/reftable/tables.list &&
|
|
|
|
GIT_TEST_REFTABLE_AUTOCOMPACTION=false \
|
|
git -C worktree update-ref refs/heads/shared HEAD &&
|
|
test_line_count = 1 repo/.git/worktrees/worktree/reftable/tables.list &&
|
|
test_line_count = 2 repo/.git/reftable/tables.list
|
|
'
|
|
|
|
test_expect_success 'worktree: creating per-worktree ref updates worktree stack' '
|
|
test_when_finished "rm -rf repo worktree" &&
|
|
git init repo &&
|
|
test_commit -C repo A &&
|
|
|
|
git -C repo worktree add ../worktree &&
|
|
git -C repo pack-refs &&
|
|
git -C worktree pack-refs &&
|
|
test_line_count = 1 repo/.git/worktrees/worktree/reftable/tables.list &&
|
|
test_line_count = 1 repo/.git/reftable/tables.list &&
|
|
|
|
git -C worktree update-ref refs/bisect/per-worktree HEAD &&
|
|
test_line_count = 2 repo/.git/worktrees/worktree/reftable/tables.list &&
|
|
test_line_count = 1 repo/.git/reftable/tables.list
|
|
'
|
|
|
|
test_expect_success 'worktree: creating per-worktree ref from main repo' '
|
|
test_when_finished "rm -rf repo worktree" &&
|
|
git init repo &&
|
|
test_commit -C repo A &&
|
|
|
|
git -C repo worktree add ../worktree &&
|
|
git -C repo pack-refs &&
|
|
git -C worktree pack-refs &&
|
|
test_line_count = 1 repo/.git/worktrees/worktree/reftable/tables.list &&
|
|
test_line_count = 1 repo/.git/reftable/tables.list &&
|
|
|
|
git -C repo update-ref worktrees/worktree/refs/bisect/per-worktree HEAD &&
|
|
test_line_count = 2 repo/.git/worktrees/worktree/reftable/tables.list &&
|
|
test_line_count = 1 repo/.git/reftable/tables.list
|
|
'
|
|
|
|
test_expect_success 'worktree: creating per-worktree ref from second worktree' '
|
|
test_when_finished "rm -rf repo wt1 wt2" &&
|
|
git init repo &&
|
|
test_commit -C repo A &&
|
|
|
|
git -C repo worktree add ../wt1 &&
|
|
git -C repo worktree add ../wt2 &&
|
|
git -C repo pack-refs &&
|
|
git -C wt1 pack-refs &&
|
|
git -C wt2 pack-refs &&
|
|
test_line_count = 1 repo/.git/worktrees/wt1/reftable/tables.list &&
|
|
test_line_count = 1 repo/.git/worktrees/wt2/reftable/tables.list &&
|
|
test_line_count = 1 repo/.git/reftable/tables.list &&
|
|
|
|
git -C wt1 update-ref worktrees/wt2/refs/bisect/per-worktree HEAD &&
|
|
test_line_count = 1 repo/.git/worktrees/wt1/reftable/tables.list &&
|
|
test_line_count = 2 repo/.git/worktrees/wt2/reftable/tables.list &&
|
|
test_line_count = 1 repo/.git/reftable/tables.list
|
|
'
|
|
|
|
test_expect_success 'worktree: can create shared and per-worktree ref in one transaction' '
|
|
test_when_finished "rm -rf repo worktree" &&
|
|
git init repo &&
|
|
test_commit -C repo A &&
|
|
|
|
git -C repo worktree add ../worktree &&
|
|
git -C repo pack-refs &&
|
|
git -C worktree pack-refs &&
|
|
test_line_count = 1 repo/.git/worktrees/worktree/reftable/tables.list &&
|
|
test_line_count = 1 repo/.git/reftable/tables.list &&
|
|
|
|
cat >stdin <<-EOF &&
|
|
create worktrees/worktree/refs/bisect/per-worktree HEAD
|
|
create refs/branches/shared HEAD
|
|
EOF
|
|
git -C repo update-ref --stdin <stdin &&
|
|
test_line_count = 2 repo/.git/worktrees/worktree/reftable/tables.list &&
|
|
test_line_count = 2 repo/.git/reftable/tables.list
|
|
'
|
|
|
|
test_expect_success 'worktree: can access common refs' '
|
|
test_when_finished "rm -rf repo worktree" &&
|
|
git init repo &&
|
|
test_commit -C repo file1 &&
|
|
git -C repo branch branch1 &&
|
|
git -C repo worktree add ../worktree &&
|
|
|
|
echo refs/heads/worktree >expect &&
|
|
git -C worktree symbolic-ref HEAD >actual &&
|
|
test_cmp expect actual &&
|
|
git -C worktree checkout branch1
|
|
'
|
|
|
|
test_expect_success 'worktree: adds worktree with detached HEAD' '
|
|
test_when_finished "rm -rf repo worktree" &&
|
|
|
|
git init repo &&
|
|
test_commit -C repo A &&
|
|
git -C repo rev-parse main >expect &&
|
|
|
|
git -C repo worktree add --detach ../worktree main &&
|
|
git -C worktree rev-parse HEAD >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'fetch: accessing FETCH_HEAD special ref works' '
|
|
test_when_finished "rm -rf repo sub" &&
|
|
|
|
git init sub &&
|
|
test_commit -C sub two &&
|
|
git -C sub rev-parse HEAD >expect &&
|
|
|
|
git init repo &&
|
|
test_commit -C repo one &&
|
|
git -C repo fetch ../sub &&
|
|
git -C repo rev-parse FETCH_HEAD >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_done
|