mirror of
https://github.com/git/git.git
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0e496492d2
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
124 lines
3.6 KiB
Bash
Executable File
124 lines
3.6 KiB
Bash
Executable File
#!/bin/sh
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test_description='basic git gc tests
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'
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. ./test-lib.sh
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test_expect_success 'gc empty repository' '
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git gc
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'
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test_expect_success 'gc does not leave behind pid file' '
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git gc &&
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test_path_is_missing .git/gc.pid
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'
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test_expect_success 'gc --gobbledegook' '
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test_expect_code 129 git gc --nonsense 2>err &&
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test_i18ngrep "[Uu]sage: git gc" err
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'
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test_expect_success 'gc -h with invalid configuration' '
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mkdir broken &&
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(
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cd broken &&
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git init &&
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echo "[gc] pruneexpire = CORRUPT" >>.git/config &&
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test_expect_code 129 git gc -h >usage 2>&1
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) &&
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test_i18ngrep "[Uu]sage" broken/usage
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'
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test_expect_success 'gc is not aborted due to a stale symref' '
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git init remote &&
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(
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cd remote &&
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test_commit initial &&
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git clone . ../client &&
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git branch -m develop &&
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cd ../client &&
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git fetch --prune &&
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git gc
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)
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'
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test_expect_success 'auto gc with too many loose objects does not attempt to create bitmaps' '
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test_config gc.auto 3 &&
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test_config gc.autodetach false &&
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test_config pack.writebitmaps true &&
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# We need to create two object whose sha1s start with 17
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# since this is what git gc counts. As it happens, these
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# two blobs will do so.
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test_commit 263 &&
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test_commit 410 &&
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# Our first gc will create a pack; our second will create a second pack
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git gc --auto &&
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ls .git/objects/pack | sort >existing_packs &&
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test_commit 523 &&
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test_commit 790 &&
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git gc --auto 2>err &&
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test_i18ngrep ! "^warning:" err &&
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ls .git/objects/pack/ | sort >post_packs &&
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comm -1 -3 existing_packs post_packs >new &&
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comm -2 -3 existing_packs post_packs >del &&
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test_line_count = 0 del && # No packs are deleted
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test_line_count = 2 new # There is one new pack and its .idx
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'
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run_and_wait_for_auto_gc () {
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# We read stdout from gc for the side effect of waiting until the
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# background gc process exits, closing its fd 9. Furthermore, the
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# variable assignment from a command substitution preserves the
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# exit status of the main gc process.
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# Note: this fd trickery doesn't work on Windows, but there is no
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# need to, because on Win the auto gc always runs in the foreground.
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doesnt_matter=$(git gc --auto 9>&1)
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}
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test_expect_success 'background auto gc does not run if gc.log is present and recent but does if it is old' '
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test_commit foo &&
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test_commit bar &&
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git repack &&
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test_config gc.autopacklimit 1 &&
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test_config gc.autodetach true &&
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echo fleem >.git/gc.log &&
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test_must_fail git gc --auto 2>err &&
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test_i18ngrep "^error:" err &&
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test_config gc.logexpiry 5.days &&
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test-tool chmtime =-345600 .git/gc.log &&
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test_must_fail git gc --auto &&
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test_config gc.logexpiry 2.days &&
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run_and_wait_for_auto_gc &&
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ls .git/objects/pack/pack-*.pack >packs &&
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test_line_count = 1 packs
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'
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test_expect_success 'background auto gc respects lock for all operations' '
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# make sure we run a background auto-gc
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test_commit make-pack &&
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git repack &&
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test_config gc.autopacklimit 1 &&
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test_config gc.autodetach true &&
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# create a ref whose loose presence we can use to detect a pack-refs run
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git update-ref refs/heads/should-be-loose HEAD &&
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test_path_is_file .git/refs/heads/should-be-loose &&
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# now fake a concurrent gc that holds the lock; we can use our
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# shell pid so that it looks valid.
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hostname=$(hostname || echo unknown) &&
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printf "$$ %s" "$hostname" >.git/gc.pid &&
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# our gc should exit zero without doing anything
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run_and_wait_for_auto_gc &&
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test_path_is_file .git/refs/heads/should-be-loose
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'
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# DO NOT leave a detached auto gc process running near the end of the
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# test script: it can run long enough in the background to racily
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# interfere with the cleanup in 'test_done'.
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test_done
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