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bd54cf17 JK |
1 | #!/bin/sh |
2 | ||
3 | test_description='test corner cases of git-archive' | |
4 | . ./test-lib.sh | |
5 | ||
6 | test_expect_success 'create commit with empty tree' ' | |
7 | git commit --allow-empty -m foo | |
8 | ' | |
9 | ||
10 | # Make a dir and clean it up afterwards | |
11 | make_dir() { | |
12 | mkdir "$1" && | |
13 | test_when_finished "rm -rf '$1'" | |
14 | } | |
15 | ||
16 | # Check that the dir given in "$1" contains exactly the | |
17 | # set of paths given as arguments. | |
18 | check_dir() { | |
19 | dir=$1; shift | |
20 | { | |
21 | echo "$dir" && | |
22 | for i in "$@"; do | |
23 | echo "$dir/$i" | |
24 | done | |
25 | } | sort >expect && | |
abdb9b2e | 26 | find "$dir" ! -name pax_global_header -print | sort >actual && |
bd54cf17 JK |
27 | test_cmp expect actual |
28 | } | |
29 | ||
843fb919 | 30 | |
56ee9657 RS |
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 | |
34 | then | |
35 | test_set_prereq HEADER_ONLY_TAR_OK | |
36 | fi | |
37 | ||
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 && | |
40 | make_dir extract && | |
41 | "$TAR" xf empty-with-pax-header.tar -C extract && | |
42 | check_dir extract | |
43 | ' | |
44 | ||
bd54cf17 | 45 | test_expect_success 'tar archive of empty tree is empty' ' |
24676f02 | 46 | git archive --format=tar HEAD: >empty.tar && |
ea2d20d4 RS |
47 | perl -e "print \"\\0\" x 10240" >10knuls.tar && |
48 | test_cmp 10knuls.tar empty.tar | |
bd54cf17 JK |
49 | ' |
50 | ||
51 | test_expect_success 'tar archive of empty tree with prefix' ' | |
52 | git archive --format=tar --prefix=foo/ HEAD >prefix.tar && | |
53 | make_dir extract && | |
54 | "$TAR" xf prefix.tar -C extract && | |
55 | check_dir extract foo | |
56 | ' | |
57 | ||
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). | |
64 | # | |
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. | |
69 | "$GIT_UNZIP" "$TEST_DIRECTORY"/t5004/empty.zip | |
70 | expect_code=$? | |
71 | ||
72 | git archive --format=zip HEAD >empty.zip && | |
73 | make_dir extract && | |
74 | ( | |
75 | cd extract && | |
76 | test_expect_code $expect_code "$GIT_UNZIP" ../empty.zip | |
77 | ) && | |
78 | check_dir extract | |
79 | ' | |
80 | ||
81 | test_expect_success UNZIP 'zip archive of empty tree with prefix' ' | |
82 | # We do not have to play exit-code tricks here, because our | |
83 | # result should not be empty; it has a directory in it. | |
84 | git archive --format=zip --prefix=foo/ HEAD >prefix.zip && | |
85 | make_dir extract && | |
86 | ( | |
87 | cd extract && | |
88 | "$GIT_UNZIP" ../prefix.zip | |
89 | ) && | |
90 | check_dir extract foo | |
91 | ' | |
92 | ||
93 | test_expect_success 'archive complains about pathspec on empty tree' ' | |
94 | test_must_fail git archive --format=tar HEAD -- foo >/dev/null | |
95 | ' | |
96 | ||
97 | test_expect_success 'create a commit with an empty subtree' ' | |
98 | empty_tree=$(git hash-object -t tree /dev/null) && | |
99 | root_tree=$(printf "040000 tree $empty_tree\tsub\n" | git mktree) | |
100 | ' | |
101 | ||
102 | test_expect_success 'archive empty subtree with no pathspec' ' | |
103 | git archive --format=tar $root_tree >subtree-all.tar && | |
104 | make_dir extract && | |
105 | "$TAR" xf subtree-all.tar -C extract && | |
106 | check_dir extract sub | |
107 | ' | |
108 | ||
109 | test_expect_success 'archive empty subtree by direct pathspec' ' | |
110 | git archive --format=tar $root_tree -- sub >subtree-path.tar && | |
111 | make_dir extract && | |
112 | "$TAR" xf subtree-path.tar -C extract && | |
113 | check_dir extract sub | |
114 | ' | |
115 | ||
116 | test_done |