require: provide a link to a wiki page in addition of suggesting upgrade
The wiki page is intended to describe several solution to the requirement issue.
Some of those solutions does not involve upgrading mercurial. That is very
useful for people that can't easily upgrade they Mercurial in some place.
Test the GPG extension
$ "$TESTDIR/hghave" gpg || exit 80
$ cat <<EOF >> $HGRCPATH
> [extensions]
> gpg=
>
> [gpg]
> cmd=gpg --no-permission-warning --no-secmem-warning --no-auto-check-trustdb --homedir "$TESTDIR/gpg"
> EOF
$ hg init r
$ cd r
$ echo foo > foo
$ hg ci -Amfoo
adding foo
$ hg sigs
$ hg sign 0
signing 0:e63c23eaa88a
$ hg sigs
hgtest 0:e63c23eaa88ae77967edcf4ea194d31167c478b0
$ hg sigcheck 0
e63c23eaa88a is signed by:
hgtest
verify that this test has not modified the trustdb.gpg file back in
the main hg working dir
$ "$TESTDIR/md5sum.py" "$TESTDIR/gpg/trustdb.gpg"
f6b9c78c65fa9536e7512bb2ceb338ae */gpg/trustdb.gpg (glob)
don't leak any state to next test run
$ rm -f "$TESTDIR/gpg/random_seed"
$ cd ..