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71d41ff651
Now that we're confident our pax extended header calculation is correct, turn the criticality of the assertion up to the maximum, from warning right up to BUG. Simplify the test, as the stderr comparison step would not be reached in case the BUG message is triggered. Signed-off-by: René Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
227 lines
6.4 KiB
Bash
Executable File
227 lines
6.4 KiB
Bash
Executable File
#!/bin/sh
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test_description='test corner cases of git-archive'
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. ./test-lib.sh
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# the 10knuls.tar file is used to test for an empty git generated tar
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# without having to invoke tar because an otherwise valid empty GNU tar
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# will be considered broken by {Open,Net}BSD tar
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test_expect_success 'create commit with empty tree and fake empty tar' '
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git commit --allow-empty -m foo &&
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perl -e "print \"\\0\" x 10240" >10knuls.tar
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'
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# Make a dir and clean it up afterwards
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make_dir() {
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mkdir "$1" &&
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test_when_finished "rm -rf '$1'"
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}
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# Check that the dir given in "$1" contains exactly the
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# set of paths given as arguments.
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check_dir() {
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dir=$1; shift
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{
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echo "$dir" &&
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for i in "$@"; do
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echo "$dir/$i"
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done
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} | sort >expect &&
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find "$dir" ! -name pax_global_header -print | sort >actual &&
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test_cmp expect actual
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}
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test_lazy_prereq UNZIP_ZIP64_SUPPORT '
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"$GIT_UNZIP" -v | grep ZIP64_SUPPORT
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'
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# bsdtar/libarchive versions before 3.1.3 consider a tar file with a
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# global pax header that is not followed by a file record as corrupt.
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if "$TAR" tf "$TEST_DIRECTORY"/t5004/empty-with-pax-header.tar >/dev/null 2>&1
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then
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test_set_prereq HEADER_ONLY_TAR_OK
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fi
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test_expect_success HEADER_ONLY_TAR_OK 'tar archive of commit with empty tree' '
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git archive --format=tar HEAD >empty-with-pax-header.tar &&
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make_dir extract &&
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"$TAR" xf empty-with-pax-header.tar -C extract &&
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check_dir extract
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'
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test_expect_success 'tar archive of empty tree is empty' '
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git archive --format=tar HEAD: >empty.tar &&
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test_cmp_bin 10knuls.tar empty.tar
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'
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test_expect_success 'tar archive of empty tree with prefix' '
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git archive --format=tar --prefix=foo/ HEAD >prefix.tar &&
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make_dir extract &&
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"$TAR" xf prefix.tar -C extract &&
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check_dir extract foo
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'
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test_expect_success UNZIP 'zip archive of empty tree is empty' '
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# Detect the exit code produced when our particular flavor of unzip
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# sees an empty archive. Infozip will generate a warning and exit with
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# code 1. But in the name of sanity, we do not expect other unzip
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# implementations to do the same thing (it would be perfectly
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# reasonable to exit 0, for example).
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#
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# This makes our test less rigorous on some platforms (unzip may not
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# handle the empty repo at all, making our later check of its exit code
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# a no-op). But we cannot do anything reasonable except skip the test
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# on such platforms anyway, and this is the moral equivalent.
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{
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"$GIT_UNZIP" "$TEST_DIRECTORY"/t5004/empty.zip
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expect_code=$?
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} &&
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git archive --format=zip HEAD >empty.zip &&
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make_dir extract &&
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(
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cd extract &&
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test_expect_code $expect_code "$GIT_UNZIP" ../empty.zip
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) &&
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check_dir extract
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'
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test_expect_success UNZIP 'zip archive of empty tree with prefix' '
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# We do not have to play exit-code tricks here, because our
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# result should not be empty; it has a directory in it.
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git archive --format=zip --prefix=foo/ HEAD >prefix.zip &&
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make_dir extract &&
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(
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cd extract &&
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"$GIT_UNZIP" ../prefix.zip
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) &&
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check_dir extract foo
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'
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test_expect_success 'archive complains about pathspec on empty tree' '
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test_must_fail git archive --format=tar HEAD -- foo >/dev/null
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'
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test_expect_success 'create a commit with an empty subtree' '
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empty_tree=$(git hash-object -t tree /dev/null) &&
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root_tree=$(printf "040000 tree $empty_tree\tsub\n" | git mktree)
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'
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test_expect_success 'archive empty subtree with no pathspec' '
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git archive --format=tar $root_tree >subtree-all.tar &&
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test_cmp_bin 10knuls.tar subtree-all.tar
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'
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test_expect_success 'archive empty subtree by direct pathspec' '
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git archive --format=tar $root_tree -- sub >subtree-path.tar &&
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test_cmp_bin 10knuls.tar subtree-path.tar
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'
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ZIPINFO=zipinfo
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test_lazy_prereq ZIPINFO '
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n=$("$ZIPINFO" "$TEST_DIRECTORY"/t5004/empty.zip | sed -n "2s/.* //p")
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test "x$n" = "x0"
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'
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test_expect_success ZIPINFO 'zip archive with many entries' '
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# add a directory with 256 files
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mkdir 00 &&
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for a in 0 1 2 3 4 5 6 7 8 9 a b c d e f
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do
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for b in 0 1 2 3 4 5 6 7 8 9 a b c d e f
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do
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: >00/$a$b
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done
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done &&
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git add 00 &&
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git commit -m "256 files in 1 directory" &&
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# duplicate it to get 65536 files in 256 directories
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subtree=$(git write-tree --prefix=00/) &&
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for c in 0 1 2 3 4 5 6 7 8 9 a b c d e f
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do
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for d in 0 1 2 3 4 5 6 7 8 9 a b c d e f
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do
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echo "040000 tree $subtree $c$d"
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done
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done >tree &&
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tree=$(git mktree <tree) &&
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# zip them
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git archive -o many.zip $tree &&
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# check the number of entries in the ZIP file directory
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expr 65536 + 256 >expect &&
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"$ZIPINFO" many.zip | head -2 | sed -n "2s/.* //p" >actual &&
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test_cmp expect actual
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'
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test_expect_success EXPENSIVE,UNZIP,UNZIP_ZIP64_SUPPORT \
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'zip archive bigger than 4GB' '
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# build string containing 65536 characters
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s=0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef &&
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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 &&
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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 &&
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# create blob with a length of 65536 + 1 bytes
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blob=$(echo $s | git hash-object -w --stdin) &&
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# create tree containing 65500 entries of that blob
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for i in $(test_seq 1 65500)
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do
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echo "100644 blob $blob $i"
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done >tree &&
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tree=$(git mktree <tree) &&
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# zip it, creating an archive a bit bigger than 4GB
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git archive -0 -o many-big.zip $tree &&
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"$GIT_UNZIP" -t many-big.zip 9999 65500 &&
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"$GIT_UNZIP" -t many-big.zip
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'
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test_expect_success EXPENSIVE,LONG_IS_64BIT,UNZIP,UNZIP_ZIP64_SUPPORT,ZIPINFO \
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'zip archive with files bigger than 4GB' '
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# Pack created with:
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# dd if=/dev/zero of=file bs=1M count=4100 && git hash-object -w file
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mkdir -p .git/objects/pack &&
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(
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cd .git/objects/pack &&
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"$GIT_UNZIP" "$TEST_DIRECTORY"/t5004/big-pack.zip
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) &&
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blob=754a93d6fada4c6873360e6cb4b209132271ab0e &&
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size=$(expr 4100 "*" 1024 "*" 1024) &&
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# create a tree containing the file
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tree=$(echo "100644 blob $blob big-file" | git mktree) &&
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# zip it, creating an archive with a file bigger than 4GB
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git archive -o big.zip $tree &&
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"$GIT_UNZIP" -t big.zip &&
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"$ZIPINFO" big.zip >big.lst &&
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grep $size big.lst
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'
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build_tree() {
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perl -e '
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my $hash = $ARGV[0];
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foreach my $order (2..6) {
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$first = 10 ** $order;
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foreach my $i (-13..-9) {
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my $name = "a" x ($first + $i);
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print "100644 blob $hash\t$name\n"
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}
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}
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' "$1"
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}
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test_expect_success 'tar archive with long paths' '
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blob=$(echo foo | git hash-object -w --stdin) &&
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tree=$(build_tree $blob | git mktree) &&
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git archive -o long_paths.tar $tree
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'
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test_done
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