t/t4212-log-corrupt.sh

   1 #!/bin/sh
   2
   3 test_description='git log with invalid commit headers'
   4
   5 TEST_PASSES_SANITIZE_LEAK=true
   6 . ./test-lib.sh
   7
   8 test_expect_success 'setup' '
   9         test_commit foo &&
  10
  11         git cat-file commit HEAD >ok.commit &&
  12         sed "s/>/>-<>/" <ok.commit >broken_email.commit &&
  13
  14         git hash-object --literally -w -t commit broken_email.commit >broken_email.hash &&
  15         git update-ref refs/heads/broken_email $(cat broken_email.hash)
  16 '
  17
  18 test_expect_success 'fsck notices broken commit' '
  19         test_must_fail git fsck 2>actual &&
  20         test_grep invalid.author actual
  21 '
  22
  23 test_expect_success 'git log with broken author email' '
  24         {
  25                 echo commit $(cat broken_email.hash) &&
  26                 echo "Author: A U Thor <author@example.com>" &&
  27                 echo "Date:   Thu Apr 7 15:13:13 2005 -0700" &&
  28                 echo &&
  29                 echo "    foo"
  30         } >expect.out &&
  31
  32         git log broken_email >actual.out 2>actual.err &&
  33
  34         test_cmp expect.out actual.out &&
  35         test_must_be_empty actual.err
  36 '
  37
  38 test_expect_success 'git log --format with broken author email' '
  39         echo "A U Thor+author@example.com+Thu Apr 7 15:13:13 2005 -0700" >expect.out &&
  40
  41         git log --format="%an+%ae+%ad" broken_email >actual.out 2>actual.err &&
  42
  43         test_cmp expect.out actual.out &&
  44         test_must_be_empty actual.err
  45 '
  46
  47 test_expect_success '--until handles broken email' '
  48         git rev-list --until=1980-01-01 broken_email >actual &&
  49         test_must_be_empty actual
  50 '
  51
  52 munge_author_date () {
  53         git cat-file commit "$1" >commit.orig &&
  54         sed "s/^\(author .*>\) [0-9]*/\1 $2/" <commit.orig >commit.munge &&
  55         git hash-object --literally -w -t commit commit.munge
  56 }
  57
  58 test_expect_success 'unparsable dates produce sentinel value' '
  59         commit=$(munge_author_date HEAD totally_bogus) &&
  60         echo "Date:   Thu Jan 1 00:00:00 1970 +0000" >expect &&
  61         git log -1 $commit >actual.full &&
  62         grep Date <actual.full >actual &&
  63         test_cmp expect actual
  64 '
  65
  66 test_expect_success 'unparsable dates produce sentinel value (%ad)' '
  67         commit=$(munge_author_date HEAD totally_bogus) &&
  68         echo >expect &&
  69         git log -1 --format=%ad $commit >actual &&
  70         test_cmp expect actual
  71 '
  72
  73 # date is 2^64 + 1
  74 test_expect_success 'date parser recognizes integer overflow' '
  75         commit=$(munge_author_date HEAD 18446744073709551617) &&
  76         echo "Thu Jan 1 00:00:00 1970 +0000" >expect &&
  77         git log -1 --format=%ad $commit >actual &&
  78         test_cmp expect actual
  79 '
  80
  81 # date is 2^64 - 2
  82 test_expect_success 'date parser recognizes time_t overflow' '
  83         commit=$(munge_author_date HEAD 18446744073709551614) &&
  84         echo "Thu Jan 1 00:00:00 1970 +0000" >expect &&
  85         git log -1 --format=%ad $commit >actual &&
  86         test_cmp expect actual
  87 '
  88
  89 # date is within 2^63-1, but enough to choke glibc's gmtime
  90 test_expect_success 'absurdly far-in-future date' '
  91         commit=$(munge_author_date HEAD 999999999999999999) &&
  92         git log -1 --format=%ad $commit
  93 '
  94
  95 test_expect_success 'create commits with whitespace committer dates' '
  96         # It is important that this subject line is numeric, since we want to
  97         # be sure we are not confused by skipping whitespace and accidentally
  98         # parsing the subject as a timestamp.
  99         #
 100         # Do not use munge_author_date here. Besides not hitting the committer
 101         # line, it leaves the timezone intact, and we want nothing but
 102         # whitespace.
 103         #
 104         # We will make two munged commits here. The first, ws_commit, will
 105         # be purely spaces. The second contains a vertical tab, which is
 106         # considered a space by strtoumax(), but not by our isspace().
 107         test_commit 1234567890 &&
 108         git cat-file commit HEAD >commit.orig &&
 109         sed "s/>.*/>    /" <commit.orig >commit.munge &&
 110         ws_commit=$(git hash-object --literally -w -t commit commit.munge) &&
 111         sed "s/>.*/>   $(printf "\013")/" <commit.orig >commit.munge &&
 112         vt_commit=$(git hash-object --literally -w -t commit commit.munge)
 113 '
 114
 115 test_expect_success '--until treats whitespace date as sentinel' '
 116         echo $ws_commit >expect &&
 117         git rev-list --until=1980-01-01 $ws_commit >actual &&
 118         test_cmp expect actual &&
 119
 120         echo $vt_commit >expect &&
 121         git rev-list --until=1980-01-01 $vt_commit >actual &&
 122         test_cmp expect actual
 123 '
 124
 125 test_expect_success 'pretty-printer handles whitespace date' '
 126         # as with the %ad test above, we will show these as the empty string,
 127         # not the 1970 epoch date. This is intentional; see 7d9a281941 (t4212:
 128         # test bogus timestamps with git-log, 2014-02-24) for more discussion.
 129         echo : >expect &&
 130         git log -1 --format="%at:%ct" $ws_commit >actual &&
 131         test_cmp expect actual &&
 132         git log -1 --format="%at:%ct" $vt_commit >actual &&
 133         test_cmp expect actual
 134 '
 135
 136 test_done