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Diffstat (limited to 't/t4212-log-corrupt.sh')
| -rwxr-xr-x | t/t4212-log-corrupt.sh | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/t/t4212-log-corrupt.sh b/t/t4212-log-corrupt.sh new file mode 100755 index 0000000..e6b5912 --- /dev/null +++ b/t/t4212-log-corrupt.sh @@ -0,0 +1,136 @@ +#!/bin/sh + +test_description='git log with invalid commit headers' + +TEST_PASSES_SANITIZE_LEAK=true +. ./test-lib.sh + +test_expect_success 'setup' ' + test_commit foo && + + git cat-file commit HEAD >ok.commit && + sed "s/>/>-<>/" <ok.commit >broken_email.commit && + + git hash-object --literally -w -t commit broken_email.commit >broken_email.hash && + git update-ref refs/heads/broken_email $(cat broken_email.hash) +' + +test_expect_success 'fsck notices broken commit' ' + test_must_fail git fsck 2>actual && + test_grep invalid.author actual +' + +test_expect_success 'git log with broken author email' ' + { + echo commit $(cat broken_email.hash) && + echo "Author: A U Thor <author@example.com>" && + echo "Date: Thu Apr 7 15:13:13 2005 -0700" && + echo && + echo " foo" + } >expect.out && + + git log broken_email >actual.out 2>actual.err && + + test_cmp expect.out actual.out && + test_must_be_empty actual.err +' + +test_expect_success 'git log --format with broken author email' ' + echo "A U Thor+author@example.com+Thu Apr 7 15:13:13 2005 -0700" >expect.out && + + git log --format="%an+%ae+%ad" broken_email >actual.out 2>actual.err && + + test_cmp expect.out actual.out && + test_must_be_empty actual.err +' + +test_expect_success '--until handles broken email' ' + git rev-list --until=1980-01-01 broken_email >actual && + test_must_be_empty actual +' + +munge_author_date () { + git cat-file commit "$1" >commit.orig && + sed "s/^\(author .*>\) [0-9]*/\1 $2/" <commit.orig >commit.munge && + git hash-object --literally -w -t commit commit.munge +} + +test_expect_success 'unparsable dates produce sentinel value' ' + commit=$(munge_author_date HEAD totally_bogus) && + echo "Date: Thu Jan 1 00:00:00 1970 +0000" >expect && + git log -1 $commit >actual.full && + grep Date <actual.full >actual && + test_cmp expect actual +' + +test_expect_success 'unparsable dates produce sentinel value (%ad)' ' + commit=$(munge_author_date HEAD totally_bogus) && + echo >expect && + git log -1 --format=%ad $commit >actual && + test_cmp expect actual +' + +# date is 2^64 + 1 +test_expect_success 'date parser recognizes integer overflow' ' + commit=$(munge_author_date HEAD 18446744073709551617) && + echo "Thu Jan 1 00:00:00 1970 +0000" >expect && + git log -1 --format=%ad $commit >actual && + test_cmp expect actual +' + +# date is 2^64 - 2 +test_expect_success 'date parser recognizes time_t overflow' ' + commit=$(munge_author_date HEAD 18446744073709551614) && + echo "Thu Jan 1 00:00:00 1970 +0000" >expect && + git log -1 --format=%ad $commit >actual && + test_cmp expect actual +' + +# date is within 2^63-1, but enough to choke glibc's gmtime +test_expect_success 'absurdly far-in-future date' ' + commit=$(munge_author_date HEAD 999999999999999999) && + git log -1 --format=%ad $commit +' + +test_expect_success 'create commits with whitespace committer dates' ' + # It is important that this subject line is numeric, since we want to + # be sure we are not confused by skipping whitespace and accidentally + # parsing the subject as a timestamp. + # + # Do not use munge_author_date here. Besides not hitting the committer + # line, it leaves the timezone intact, and we want nothing but + # whitespace. + # + # We will make two munged commits here. The first, ws_commit, will + # be purely spaces. The second contains a vertical tab, which is + # considered a space by strtoumax(), but not by our isspace(). + test_commit 1234567890 && + git cat-file commit HEAD >commit.orig && + sed "s/>.*/> /" <commit.orig >commit.munge && + ws_commit=$(git hash-object --literally -w -t commit commit.munge) && + sed "s/>.*/> $(printf "\013")/" <commit.orig >commit.munge && + vt_commit=$(git hash-object --literally -w -t commit commit.munge) +' + +test_expect_success '--until treats whitespace date as sentinel' ' + echo $ws_commit >expect && + git rev-list --until=1980-01-01 $ws_commit >actual && + test_cmp expect actual && + + echo $vt_commit >expect && + git rev-list --until=1980-01-01 $vt_commit >actual && + test_cmp expect actual +' + +test_expect_success 'pretty-printer handles whitespace date' ' + # as with the %ad test above, we will show these as the empty string, + # not the 1970 epoch date. This is intentional; see 7d9a281941 (t4212: + # test bogus timestamps with git-log, 2014-02-24) for more discussion. + echo : >expect && + git log -1 --format="%at:%ct" $ws_commit >actual && + test_cmp expect actual && + git log -1 --format="%at:%ct" $vt_commit >actual && + test_cmp expect actual +' + +test_done |