| #!/bin/sh |
| |
| test_description='test corner cases of git-archive' |
| . ./test-lib.sh |
| |
| # the 10knuls.tar file is used to test for an empty git generated tar |
| # without having to invoke tar because an otherwise valid empty GNU tar |
| # will be considered broken by {Open,Net}BSD tar |
| test_expect_success 'create commit with empty tree and fake empty tar' ' |
| git commit --allow-empty -m foo && |
| perl -e "print \"\\0\" x 10240" >10knuls.tar |
| ' |
| |
| # Make a dir and clean it up afterwards |
| make_dir() { |
| mkdir "$1" && |
| test_when_finished "rm -rf '$1'" |
| } |
| |
| # Check that the dir given in "$1" contains exactly the |
| # set of paths given as arguments. |
| check_dir() { |
| dir=$1; shift |
| { |
| echo "$dir" && |
| for i in "$@"; do |
| echo "$dir/$i" |
| done |
| } | sort >expect && |
| find "$dir" ! -name pax_global_header -print | sort >actual && |
| test_cmp expect actual |
| } |
| |
| test_lazy_prereq UNZIP_ZIP64_SUPPORT ' |
| "$GIT_UNZIP" -v | grep ZIP64_SUPPORT |
| ' |
| |
| # bsdtar/libarchive versions before 3.1.3 consider a tar file with a |
| # global pax header that is not followed by a file record as corrupt. |
| if "$TAR" tf "$TEST_DIRECTORY"/t5004/empty-with-pax-header.tar >/dev/null 2>&1 |
| then |
| test_set_prereq HEADER_ONLY_TAR_OK |
| fi |
| |
| test_expect_success HEADER_ONLY_TAR_OK 'tar archive of commit with empty tree' ' |
| git archive --format=tar HEAD >empty-with-pax-header.tar && |
| make_dir extract && |
| "$TAR" xf empty-with-pax-header.tar -C extract && |
| check_dir extract |
| ' |
| |
| test_expect_success 'tar archive of empty tree is empty' ' |
| git archive --format=tar HEAD: >empty.tar && |
| test_cmp_bin 10knuls.tar empty.tar |
| ' |
| |
| test_expect_success 'tar archive of empty tree with prefix' ' |
| git archive --format=tar --prefix=foo/ HEAD >prefix.tar && |
| make_dir extract && |
| "$TAR" xf prefix.tar -C extract && |
| check_dir extract foo |
| ' |
| |
| test_expect_success UNZIP 'zip archive of empty tree is empty' ' |
| # Detect the exit code produced when our particular flavor of unzip |
| # sees an empty archive. Infozip will generate a warning and exit with |
| # code 1. But in the name of sanity, we do not expect other unzip |
| # implementations to do the same thing (it would be perfectly |
| # reasonable to exit 0, for example). |
| # |
| # This makes our test less rigorous on some platforms (unzip may not |
| # handle the empty repo at all, making our later check of its exit code |
| # a no-op). But we cannot do anything reasonable except skip the test |
| # on such platforms anyway, and this is the moral equivalent. |
| { |
| "$GIT_UNZIP" "$TEST_DIRECTORY"/t5004/empty.zip |
| expect_code=$? |
| } && |
| |
| git archive --format=zip HEAD >empty.zip && |
| make_dir extract && |
| ( |
| cd extract && |
| test_expect_code $expect_code "$GIT_UNZIP" ../empty.zip |
| ) && |
| check_dir extract |
| ' |
| |
| test_expect_success UNZIP 'zip archive of empty tree with prefix' ' |
| # We do not have to play exit-code tricks here, because our |
| # result should not be empty; it has a directory in it. |
| git archive --format=zip --prefix=foo/ HEAD >prefix.zip && |
| make_dir extract && |
| ( |
| cd extract && |
| "$GIT_UNZIP" ../prefix.zip |
| ) && |
| check_dir extract foo |
| ' |
| |
| test_expect_success 'archive complains about pathspec on empty tree' ' |
| test_must_fail git archive --format=tar HEAD -- foo >/dev/null |
| ' |
| |
| test_expect_success 'create a commit with an empty subtree' ' |
| empty_tree=$(git hash-object -t tree /dev/null) && |
| root_tree=$(printf "040000 tree $empty_tree\tsub\n" | git mktree) |
| ' |
| |
| test_expect_success 'archive empty subtree with no pathspec' ' |
| git archive --format=tar $root_tree >subtree-all.tar && |
| test_cmp_bin 10knuls.tar subtree-all.tar |
| ' |
| |
| test_expect_success 'archive empty subtree by direct pathspec' ' |
| git archive --format=tar $root_tree -- sub >subtree-path.tar && |
| test_cmp_bin 10knuls.tar subtree-path.tar |
| ' |
| |
| ZIPINFO=zipinfo |
| |
| test_lazy_prereq ZIPINFO ' |
| n=$("$ZIPINFO" "$TEST_DIRECTORY"/t5004/empty.zip | sed -n "2s/.* //p") |
| test "x$n" = "x0" |
| ' |
| |
| test_expect_success ZIPINFO 'zip archive with many entries' ' |
| # add a directory with 256 files |
| mkdir 00 && |
| for a in 0 1 2 3 4 5 6 7 8 9 a b c d e f |
| do |
| for b in 0 1 2 3 4 5 6 7 8 9 a b c d e f |
| do |
| : >00/$a$b || return 1 |
| done |
| done && |
| git add 00 && |
| git commit -m "256 files in 1 directory" && |
| |
| # duplicate it to get 65536 files in 256 directories |
| subtree=$(git write-tree --prefix=00/) && |
| for c in 0 1 2 3 4 5 6 7 8 9 a b c d e f |
| do |
| for d in 0 1 2 3 4 5 6 7 8 9 a b c d e f |
| do |
| echo "040000 tree $subtree $c$d" || return 1 |
| done |
| done >tree && |
| tree=$(git mktree <tree) && |
| |
| # zip them |
| git archive -o many.zip $tree && |
| |
| # check the number of entries in the ZIP file directory |
| expr 65536 + 256 >expect && |
| "$ZIPINFO" -h many.zip >zipinfo && |
| sed -n "2s/.* //p" <zipinfo >actual && |
| test_cmp expect actual |
| ' |
| |
| test_expect_success EXPENSIVE,UNZIP,UNZIP_ZIP64_SUPPORT \ |
| 'zip archive bigger than 4GB' ' |
| # build string containing 65536 characters |
| s=0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef && |
| s=$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s && |
| s=$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s$s && |
| |
| # create blob with a length of 65536 + 1 bytes |
| blob=$(echo $s | git hash-object -w --stdin) && |
| |
| # create tree containing 65500 entries of that blob |
| for i in $(test_seq 1 65500) |
| do |
| echo "100644 blob $blob $i" || return 1 |
| done >tree && |
| tree=$(git mktree <tree) && |
| |
| # zip it, creating an archive a bit bigger than 4GB |
| git archive -0 -o many-big.zip $tree && |
| |
| "$GIT_UNZIP" -t many-big.zip 9999 65500 && |
| "$GIT_UNZIP" -t many-big.zip |
| ' |
| |
| test_expect_success EXPENSIVE,LONG_IS_64BIT,UNZIP,UNZIP_ZIP64_SUPPORT,ZIPINFO \ |
| 'zip archive with files bigger than 4GB' ' |
| # Pack created with: |
| # dd if=/dev/zero of=file bs=1M count=4100 && git hash-object -w file |
| mkdir -p .git/objects/pack && |
| ( |
| cd .git/objects/pack && |
| "$GIT_UNZIP" "$TEST_DIRECTORY"/t5004/big-pack.zip |
| ) && |
| blob=754a93d6fada4c6873360e6cb4b209132271ab0e && |
| size=$(expr 4100 "*" 1024 "*" 1024) && |
| |
| # create a tree containing the file |
| tree=$(echo "100644 blob $blob big-file" | git mktree) && |
| |
| # zip it, creating an archive with a file bigger than 4GB |
| git archive -o big.zip $tree && |
| |
| "$GIT_UNZIP" -t big.zip && |
| "$ZIPINFO" big.zip >big.lst && |
| grep $size big.lst |
| ' |
| |
| build_tree() { |
| perl -e ' |
| my $hash = $ARGV[0]; |
| foreach my $order (2..6) { |
| $first = 10 ** $order; |
| foreach my $i (-13..-9) { |
| my $name = "a" x ($first + $i); |
| print "100644 blob $hash\t$name\n" |
| } |
| } |
| ' "$1" |
| } |
| |
| test_expect_success 'tar archive with long paths' ' |
| blob=$(echo foo | git hash-object -w --stdin) && |
| tree=$(build_tree $blob | git mktree) && |
| git archive -o long_paths.tar $tree |
| ' |
| |
| test_done |