3 test_description='test corner cases of git-archive'
6 test_expect_success 'create commit with empty tree' '
7 git commit --allow-empty -m foo
10 # Make a dir and clean it up afterwards
13 test_when_finished "rm -rf '$1'"
16 # Check that the dir given in "$1" contains exactly the
17 # set of paths given as arguments.
26 find "$dir" ! -name pax_global_header -print | sort >actual &&
27 test_cmp expect actual
31 # bsdtar/libarchive versions before 3.1.3 consider a tar file with a
32 # global pax header that is not followed by a file record as corrupt.
33 if "$TAR" tf "$TEST_DIRECTORY"/t5004/empty-with-pax-header.tar >/dev/null 2>&1
35 test_set_prereq HEADER_ONLY_TAR_OK
38 test_expect_success HEADER_ONLY_TAR_OK 'tar archive of commit with empty tree' '
39 git archive --format=tar HEAD >empty-with-pax-header.tar &&
41 "$TAR" xf empty-with-pax-header.tar -C extract &&
45 test_expect_success 'tar archive of empty tree is empty' '
46 git archive --format=tar HEAD: >empty.tar &&
47 perl -e "print \"\\0\" x 10240" >10knuls.tar &&
48 test_cmp_bin 10knuls.tar empty.tar
51 test_expect_success 'tar archive of empty tree with prefix' '
52 git archive --format=tar --prefix=foo/ HEAD >prefix.tar &&
54 "$TAR" xf prefix.tar -C extract &&
58 test_expect_success UNZIP 'zip archive of empty tree is empty' '
59 # Detect the exit code produced when our particular flavor of unzip
60 # sees an empty archive. Infozip will generate a warning and exit with
61 # code 1. But in the name of sanity, we do not expect other unzip
62 # implementations to do the same thing (it would be perfectly
63 # reasonable to exit 0, for example).
65 # This makes our test less rigorous on some platforms (unzip may not
66 # handle the empty repo at all, making our later check of its exit code
67 # a no-op). But we cannot do anything reasonable except skip the test
68 # on such platforms anyway, and this is the moral equivalent.
70 "$GIT_UNZIP" "$TEST_DIRECTORY"/t5004/empty.zip
74 git archive --format=zip HEAD >empty.zip &&
78 test_expect_code $expect_code "$GIT_UNZIP" ../empty.zip
83 test_expect_success UNZIP 'zip archive of empty tree with prefix' '
84 # We do not have to play exit-code tricks here, because our
85 # result should not be empty; it has a directory in it.
86 git archive --format=zip --prefix=foo/ HEAD >prefix.zip &&
90 "$GIT_UNZIP" ../prefix.zip
95 test_expect_success 'archive complains about pathspec on empty tree' '
96 test_must_fail git archive --format=tar HEAD -- foo >/dev/null
99 test_expect_success 'create a commit with an empty subtree' '
100 empty_tree=$(git hash-object -t tree /dev/null) &&
101 root_tree=$(printf "040000 tree $empty_tree\tsub\n" | git mktree)
104 test_expect_success 'archive empty subtree with no pathspec' '
105 git archive --format=tar $root_tree >subtree-all.tar &&
107 "$TAR" xf subtree-all.tar -C extract &&
108 check_dir extract sub
111 test_expect_success 'archive empty subtree by direct pathspec' '
112 git archive --format=tar $root_tree -- sub >subtree-path.tar &&
114 "$TAR" xf subtree-path.tar -C extract &&
115 check_dir extract sub
120 test_lazy_prereq ZIPINFO '
121 n=$("$ZIPINFO" "$TEST_DIRECTORY"/t5004/empty.zip | sed -n "2s/.* //p")
125 test_expect_success ZIPINFO 'zip archive with many entries' '
126 # add a directory with 256 files
128 for a in 0 1 2 3 4 5 6 7 8 9 a b c d e f
130 for b in 0 1 2 3 4 5 6 7 8 9 a b c d e f
136 git commit -m "256 files in 1 directory" &&
138 # duplicate it to get 65536 files in 256 directories
139 subtree=$(git write-tree --prefix=00/) &&
140 for c in 0 1 2 3 4 5 6 7 8 9 a b c d e f
142 for d in 0 1 2 3 4 5 6 7 8 9 a b c d e f
144 echo "040000 tree $subtree $c$d"
147 tree=$(git mktree <tree) &&
150 git archive -o many.zip $tree &&
152 # check the number of entries in the ZIP file directory
153 expr 65536 + 256 >expect &&
154 "$ZIPINFO" many.zip | head -2 | sed -n "2s/.* //p" >actual &&
155 test_cmp expect actual