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Diffstat (limited to 'third_party/git/t/t5000-tar-tree.sh')
| -rwxr-xr-x | third_party/git/t/t5000-tar-tree.sh | 423 |
1 files changed, 423 insertions, 0 deletions
diff --git a/third_party/git/t/t5000-tar-tree.sh b/third_party/git/t/t5000-tar-tree.sh new file mode 100755 index 000000000000..37655a237cb7 --- /dev/null +++ b/third_party/git/t/t5000-tar-tree.sh @@ -0,0 +1,423 @@ +#!/bin/sh +# +# Copyright (C) 2005 Rene Scharfe +# + +test_description='git archive and git get-tar-commit-id test + +This test covers the topics of file contents, commit date handling and +commit id embedding: + + The contents of the repository is compared to the extracted tar + archive. The repository contains simple text files, symlinks and a + binary file (/bin/sh). Only paths shorter than 99 characters are + used. + + git archive applies the commit date to every file in the archive it + creates. The test sets the commit date to a specific value and checks + if the tar archive contains that value. + + When giving git archive a commit id (in contrast to a tree id) it + embeds this commit id into the tar archive as a comment. The test + checks the ability of git get-tar-commit-id to figure it out from the + tar file. + +' + +. ./test-lib.sh + +SUBSTFORMAT=%H%n + +test_lazy_prereq TAR_NEEDS_PAX_FALLBACK ' + ( + mkdir pax && + cd pax && + "$TAR" xf "$TEST_DIRECTORY"/t5000/pax.tar && + test -f PaxHeaders.1791/file + ) +' + +test_lazy_prereq GZIP 'gzip --version' + +get_pax_header() { + file=$1 + header=$2= + + while read len rest + do + if test "$len" = $(echo "$len $rest" | wc -c) + then + case "$rest" in + $header*) + echo "${rest#$header}" + ;; + esac + fi + done <"$file" +} + +check_tar() { + tarfile=$1.tar + listfile=$1.lst + dir=$1 + dir_with_prefix=$dir/$2 + + test_expect_success ' extract tar archive' ' + (mkdir $dir && cd $dir && "$TAR" xf -) <$tarfile + ' + + test_expect_success TAR_NEEDS_PAX_FALLBACK ' interpret pax headers' ' + ( + cd $dir && + for header in *.paxheader + do + data=${header%.paxheader}.data && + if test -h $data || test -e $data + then + path=$(get_pax_header $header path) && + if test -n "$path" + then + mv "$data" "$path" + fi + fi + done + ) + ' + + test_expect_success ' validate filenames' ' + (cd ${dir_with_prefix}a && find .) | sort >$listfile && + test_cmp a.lst $listfile + ' + + test_expect_success ' validate file contents' ' + diff -r a ${dir_with_prefix}a + ' +} + +test_expect_success 'setup' ' + test_oid_cache <<-EOF + obj sha1:19f9c8273ec45a8938e6999cb59b3ff66739902a + obj sha256:3c666f798798601571f5cec0adb57ce4aba8546875e7693177e0535f34d2c49b + EOF +' + +test_expect_success \ + 'populate workdir' \ + 'mkdir a && + echo simple textfile >a/a && + ten=0123456789 && hundred=$ten$ten$ten$ten$ten$ten$ten$ten$ten$ten && + echo long filename >a/four$hundred && + mkdir a/bin && + test-tool genrandom "frotz" 500000 >a/bin/sh && + printf "A\$Format:%s\$O" "$SUBSTFORMAT" >a/substfile1 && + printf "A not substituted O" >a/substfile2 && + if test_have_prereq SYMLINKS; then + ln -s a a/l1 + else + printf %s a > a/l1 + fi && + (p=long_path_to_a_file && cd a && + for depth in 1 2 3 4 5; do mkdir $p && cd $p; done && + echo text >file_with_long_path) && + (cd a && find .) | sort >a.lst' + +test_expect_success \ + 'add ignored file' \ + 'echo ignore me >a/ignored && + echo ignored export-ignore >.git/info/attributes' + +test_expect_success 'add files to repository' ' + git add a && + GIT_COMMITTER_DATE="2005-05-27 22:00" git commit -m initial +' + +test_expect_success 'setup export-subst' ' + echo "substfile?" export-subst >>.git/info/attributes && + git log --max-count=1 "--pretty=format:A${SUBSTFORMAT}O" HEAD \ + >a/substfile1 +' + +test_expect_success \ + 'create bare clone' \ + 'git clone --bare . bare.git && + cp .git/info/attributes bare.git/info/attributes' + +test_expect_success \ + 'remove ignored file' \ + 'rm a/ignored' + +test_expect_success \ + 'git archive' \ + 'git archive HEAD >b.tar' + +check_tar b + +test_expect_success 'git archive --prefix=prefix/' ' + git archive --prefix=prefix/ HEAD >with_prefix.tar +' + +check_tar with_prefix prefix/ + +test_expect_success 'git-archive --prefix=olde-' ' + git archive --prefix=olde- HEAD >with_olde-prefix.tar +' + +check_tar with_olde-prefix olde- + +test_expect_success 'git archive on large files' ' + test_config core.bigfilethreshold 1 && + git archive HEAD >b3.tar && + test_cmp_bin b.tar b3.tar +' + +test_expect_success \ + 'git archive in a bare repo' \ + '(cd bare.git && git archive HEAD) >b3.tar' + +test_expect_success \ + 'git archive vs. the same in a bare repo' \ + 'test_cmp_bin b.tar b3.tar' + +test_expect_success 'git archive with --output' \ + 'git archive --output=b4.tar HEAD && + test_cmp_bin b.tar b4.tar' + +test_expect_success 'git archive --remote' \ + 'git archive --remote=. HEAD >b5.tar && + test_cmp_bin b.tar b5.tar' + +test_expect_success 'git archive --remote with configured remote' ' + git config remote.foo.url . && + ( + cd a && + git archive --remote=foo --output=../b5-nick.tar HEAD + ) && + test_cmp_bin b.tar b5-nick.tar +' + +test_expect_success \ + 'validate file modification time' \ + 'mkdir extract && + "$TAR" xf b.tar -C extract a/a && + test-tool chmtime --get extract/a/a >b.mtime && + echo "1117231200" >expected.mtime && + test_cmp expected.mtime b.mtime' + +test_expect_success \ + 'git get-tar-commit-id' \ + 'git get-tar-commit-id <b.tar >b.commitid && + test_cmp .git/$(git symbolic-ref HEAD) b.commitid' + +test_expect_success 'git archive with --output, override inferred format' ' + git archive --format=tar --output=d4.zip HEAD && + test_cmp_bin b.tar d4.zip +' + +test_expect_success GZIP 'git archive with --output and --remote creates .tgz' ' + git archive --output=d5.tgz --remote=. HEAD && + gzip -d -c <d5.tgz >d5.tar && + test_cmp_bin b.tar d5.tar +' + +test_expect_success 'git archive --list outside of a git repo' ' + nongit git archive --list +' + +test_expect_success 'git archive --remote outside of a git repo' ' + git archive HEAD >expect.tar && + nongit git archive --remote="$PWD" HEAD >actual.tar && + test_cmp_bin expect.tar actual.tar +' + +test_expect_success 'clients cannot access unreachable commits' ' + test_commit unreachable && + sha1=$(git rev-parse HEAD) && + git reset --hard HEAD^ && + git archive $sha1 >remote.tar && + test_must_fail git archive --remote=. $sha1 >remote.tar +' + +test_expect_success 'upload-archive can allow unreachable commits' ' + test_commit unreachable1 && + sha1=$(git rev-parse HEAD) && + git reset --hard HEAD^ && + git archive $sha1 >remote.tar && + test_config uploadarchive.allowUnreachable true && + git archive --remote=. $sha1 >remote.tar +' + +test_expect_success 'setup tar filters' ' + git config tar.tar.foo.command "tr ab ba" && + git config tar.bar.command "tr ab ba" && + git config tar.bar.remote true && + git config tar.invalid baz +' + +test_expect_success 'archive --list mentions user filter' ' + git archive --list >output && + grep "^tar\.foo\$" output && + grep "^bar\$" output +' + +test_expect_success 'archive --list shows only enabled remote filters' ' + git archive --list --remote=. >output && + ! grep "^tar\.foo\$" output && + grep "^bar\$" output +' + +test_expect_success 'invoke tar filter by format' ' + git archive --format=tar.foo HEAD >config.tar.foo && + tr ab ba <config.tar.foo >config.tar && + test_cmp_bin b.tar config.tar && + git archive --format=bar HEAD >config.bar && + tr ab ba <config.bar >config.tar && + test_cmp_bin b.tar config.tar +' + +test_expect_success 'invoke tar filter by extension' ' + git archive -o config-implicit.tar.foo HEAD && + test_cmp_bin config.tar.foo config-implicit.tar.foo && + git archive -o config-implicit.bar HEAD && + test_cmp_bin config.tar.foo config-implicit.bar +' + +test_expect_success 'default output format remains tar' ' + git archive -o config-implicit.baz HEAD && + test_cmp_bin b.tar config-implicit.baz +' + +test_expect_success 'extension matching requires dot' ' + git archive -o config-implicittar.foo HEAD && + test_cmp_bin b.tar config-implicittar.foo +' + +test_expect_success 'only enabled filters are available remotely' ' + test_must_fail git archive --remote=. --format=tar.foo HEAD \ + >remote.tar.foo && + git archive --remote=. --format=bar >remote.bar HEAD && + test_cmp_bin remote.bar config.bar +' + +test_expect_success GZIP 'git archive --format=tgz' ' + git archive --format=tgz HEAD >j.tgz +' + +test_expect_success GZIP 'git archive --format=tar.gz' ' + git archive --format=tar.gz HEAD >j1.tar.gz && + test_cmp_bin j.tgz j1.tar.gz +' + +test_expect_success GZIP 'infer tgz from .tgz filename' ' + git archive --output=j2.tgz HEAD && + test_cmp_bin j.tgz j2.tgz +' + +test_expect_success GZIP 'infer tgz from .tar.gz filename' ' + git archive --output=j3.tar.gz HEAD && + test_cmp_bin j.tgz j3.tar.gz +' + +test_expect_success GZIP 'extract tgz file' ' + gzip -d -c <j.tgz >j.tar && + test_cmp_bin b.tar j.tar +' + +test_expect_success GZIP 'remote tar.gz is allowed by default' ' + git archive --remote=. --format=tar.gz HEAD >remote.tar.gz && + test_cmp_bin j.tgz remote.tar.gz +' + +test_expect_success GZIP 'remote tar.gz can be disabled' ' + git config tar.tar.gz.remote false && + test_must_fail git archive --remote=. --format=tar.gz HEAD \ + >remote.tar.gz +' + +test_expect_success 'archive and :(glob)' ' + git archive -v HEAD -- ":(glob)**/sh" >/dev/null 2>actual && + cat >expect <<EOF && +a/ +a/bin/ +a/bin/sh +EOF + test_cmp expect actual +' + +test_expect_success 'catch non-matching pathspec' ' + test_must_fail git archive -v HEAD -- "*.abc" >/dev/null +' + +# Pull the size and date of each entry in a tarfile using the system tar. +# +# We'll pull out only the year from the date; that avoids any question of +# timezones impacting the result (as long as we keep our test times away from a +# year boundary; our reference times are all in August). +# +# The output of tar_info is expected to be "<size> <year>", both in decimal. It +# ignores the return value of tar. We have to do this, because some of our test +# input is only partial (the real data is 64GB in some cases). +tar_info () { + "$TAR" tvf "$1" | + awk '{ + split($4, date, "-") + print $3 " " date[1] + }' +} + +# See if our system tar can handle a tar file with huge sizes and dates far in +# the future, and that we can actually parse its output. +# +# The reference file was generated by GNU tar, and the magic time and size are +# both octal 01000000000001, which overflows normal ustar fields. +test_lazy_prereq TAR_HUGE ' + echo "68719476737 4147" >expect && + tar_info "$TEST_DIRECTORY"/t5000/huge-and-future.tar >actual && + test_cmp expect actual +' + +test_expect_success LONG_IS_64BIT 'set up repository with huge blob' ' + obj=$(test_oid obj) && + path=$(test_oid_to_path $obj) && + mkdir -p .git/objects/$(dirname $path) && + cp "$TEST_DIRECTORY"/t5000/huge-object .git/objects/$path && + rm -f .git/index && + git update-index --add --cacheinfo 100644,$obj,huge && + git commit -m huge +' + +# We expect git to die with SIGPIPE here (otherwise we +# would generate the whole 64GB). +test_expect_success LONG_IS_64BIT 'generate tar with huge size' ' + { + git archive HEAD + echo $? >exit-code + } | test_copy_bytes 4096 >huge.tar && + echo 141 >expect && + test_cmp expect exit-code +' + +test_expect_success TAR_HUGE,LONG_IS_64BIT 'system tar can read our huge size' ' + echo 68719476737 >expect && + tar_info huge.tar | cut -d" " -f1 >actual && + test_cmp expect actual +' + +test_expect_success TIME_IS_64BIT 'set up repository with far-future commit' ' + rm -f .git/index && + echo content >file && + git add file && + GIT_COMMITTER_DATE="@68719476737 +0000" \ + git commit -m "tempori parendum" +' + +test_expect_success TIME_IS_64BIT 'generate tar with future mtime' ' + git archive HEAD >future.tar +' + +test_expect_success TAR_HUGE,TIME_IS_64BIT,TIME_T_IS_64BIT 'system tar can read our future mtime' ' + echo 4147 >expect && + tar_info future.tar | cut -d" " -f2 >actual && + test_cmp expect actual +' + +test_done |