+# multipart/alternative: HTML and quoted-printable, keep the plain-text
+{
+ my $html_body = "<html><body>hi</body></html>";
+ my $parts = [
+ Email::MIME->create(
+ attributes => {
+ content_type => 'text/html; charset=UTF-8',
+ encoding => 'base64',
+ },
+ body => $html_body,
+ ),
+ Email::MIME->create(
+ attributes => {
+ content_type => 'text/plain',
+ encoding => 'quoted-printable',
+ },
+ body => 'hi = "bye"',
+ )
+ ];
+ my $email = Email::MIME->create(
+ header_str => [
+ From => 'a@example.com',
+ Subject => 'blah',
+ 'Content-Type' => 'multipart/alternative'
+ ],
+ parts => $parts,
+ );
+ is(1, PublicInbox::Filter->run($email), "run was a success");
+ my $parsed = Email::MIME->new($email->as_string);
+ is("text/plain", $parsed->header("Content-Type"));
+ is(scalar $parsed->parts, 1, "HTML part removed");
+ my %bodies;
+ $parsed->walk_parts(sub {
+ my ($part) = @_;
+ return if $part->subparts; # walk_parts already recurses
+ count_body_parts(\%bodies, $part);
+ });
+ is(scalar keys %bodies, 1, "one bodies");
+ is($bodies{"hi =3D \"bye\"="}, 1, "QP text part unchanged");
+ $parsed->walk_parts(sub {
+ my ($part) = @_;
+ my $b = $part->body;
+ $b =~ s/\s*\z//;
+ is($b, "hi = \"bye\"", "decoded body matches");
+ });
+}
+