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Diffstat (limited to 't/t7510-signed-commit.sh')
| -rwxr-xr-x | t/t7510-signed-commit.sh | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/t/t7510-signed-commit.sh b/t/t7510-signed-commit.sh index 4e37ff8..180f0be 100755 --- a/t/t7510-signed-commit.sh +++ b/t/t7510-signed-commit.sh @@ -234,4 +234,30 @@ test_expect_success GPG 'check config gpg.format values' ' test_must_fail git commit -S --amend -m "fail" ' +test_expect_success GPG 'detect fudged commit with double signature' ' + sed -e "/gpgsig/,/END PGP/d" forged1 >double-base && + sed -n -e "/gpgsig/,/END PGP/p" forged1 | \ + sed -e "s/^gpgsig//;s/^ //" | gpg --dearmor >double-sig1.sig && + gpg -o double-sig2.sig -u 29472784 --detach-sign double-base && + cat double-sig1.sig double-sig2.sig | gpg --enarmor >double-combined.asc && + sed -e "s/^\(-.*\)ARMORED FILE/\1SIGNATURE/;1s/^/gpgsig /;2,\$s/^/ /" \ + double-combined.asc > double-gpgsig && + sed -e "/committer/r double-gpgsig" double-base >double-commit && + git hash-object -w -t commit double-commit >double-commit.commit && + test_must_fail git verify-commit $(cat double-commit.commit) && + git show --pretty=short --show-signature $(cat double-commit.commit) >double-actual && + grep "BAD signature from" double-actual && + grep "Good signature from" double-actual +' + +test_expect_success GPG 'show double signature with custom format' ' + cat >expect <<-\EOF && + E + + + EOF + git log -1 --format="%G?%n%GK%n%GS" $(cat double-commit.commit) >actual && + test_cmp expect actual +' + test_done |