+{ # API not finalized
+ my @warn;
+ local $SIG{__WARN__} = sub { push @warn, [ @_ ] };
+ my $attr = "So and so wrote:\n";
+ my $q = "> hello world\n" x 10;
+ my $nq = "hello world\n" x 10;
+ my @sections = PublicInbox::MsgIter::split_quotes($attr . $q . $nq);
+ is($sections[0], $attr, 'attribution matches');
+ is($sections[1], $q, 'quoted section matches');
+ is($sections[2], $nq, 'non-quoted section matches');
+ is(scalar(@sections), 3, 'only three sections for short message');
+ is_deeply(\@warn, [], 'no warnings');
+
+ $q x= 3300;
+ $nq x= 3300;
+ @sections = PublicInbox::MsgIter::split_quotes($attr . $q . $nq);
+ is_deeply(\@warn, [], 'no warnings on giant message');
+ is(join('', @sections), $attr . $q . $nq, 'result matches expected');
+ is(shift(@sections), $attr, 'attribution is first section');
+ my @check = ('', '');
+ while (defined(my $l = shift @sections)) {
+ next if $l eq '';
+ like($l, qr/\n\z/s, 'section ends with newline');
+ my $idx = ($l =~ /\A>/) ? 0 : 1;
+ $check[$idx] .= $l;
+ }
+ is($check[0], $q, 'long quoted section matches');
+ is($check[1], $nq, 'long quoted section matches');
+}
+
+{
+ open my $fh, '<', 't/utf8.eml' or BAIL_OUT $!;
+ my $expect = do { local $/; <$fh> };
+ my $qp_patch = encode_qp($expect, "\r\n");
+ my $common = <<EOM;
+Content-Type: multipart/mixed; boundary="DEADBEEF"
+MIME-Version: 1.0
+
+--DEADBEEF
+Content-Transfer-Encoding: quoted-printable
+Content-Type: text/plain;
+ charset=utf-8
+
+blah
+
+--DEADBEEF
+Content-Disposition: attachment;
+ filename=foo.patch
+Content-Type: application/octet-stream;
+ x-unix-mode=0644;
+ name="foo.patch"
+Content-Transfer-Encoding: quoted-printable
+EOM
+ my $eml = PublicInbox::Eml->new(<<EOM);
+$common
+$qp_patch
+--DEADBEEF--
+EOM
+ my @parts;
+ $eml->each_part(sub {
+ my ($part, $level, @ex) = @{$_[0]};
+ my ($s, $err) = msg_part_text($part, $part->content_type);
+ push @parts, $s;
+ });
+ $expect =~ s/\n/\r\n/sg;
+ utf8::decode($expect); # aka "bytes2str"
+ is_deeply(\@parts, [ "blah\r\n", $expect ],
+ 'fallback to application/octet-stream as UTF-8 text');
+
+ my $qp_binary = encode_qp("Binary\0crap", "\r\n");
+ $eml = PublicInbox::Eml->new(<<EOM);
+$common
+$qp_binary
+--DEADBEEF--
+EOM
+ @parts = ();
+ my @err;
+ $eml->each_part(sub {
+ my ($part, $level, @ex) = @{$_[0]};
+ my ($s, $err) = msg_part_text($part, $part->content_type);
+ push @parts, $s;
+ push @err, $err;
+ });
+ is_deeply(\@parts, [ "blah\r\n", undef ],
+ 'non-text ignored in octet-stream');
+ ok($err[1], 'got error for second element');
+}
+