#!perl -w
# Copyright (C) 2020 all contributors
# License: AGPL-3.0+
use strict;
use Test::More;
use Benchmark qw(:all);
use PublicInbox::Inbox;
use PublicInbox::View;
use PublicInbox::TestCommon;
use PublicInbox::Eml;
use Digest::MD5;
use PublicInbox::MsgIter;
require_mods(qw(Data::Dumper Email::MIME));
Data::Dumper->import('Dumper');
require PublicInbox::MIME;
require_git(2.19);
my ($tmpdir, $for_destroy) = tmpdir();
my $inboxdir = $ENV{GIANT_INBOX_DIR};
plan skip_all => "GIANT_INBOX_DIR not defined for $0" unless $inboxdir;
my @cat = qw(cat-file --buffer --batch-check --batch-all-objects --unordered);
my $ibx = PublicInbox::Inbox->new({ inboxdir => $inboxdir, name => 'cmp' });
my $git = $ibx->git;
my $fh = $git->popen(@cat);
vec(my $vec = '', fileno($fh), 1) = 1;
select($vec, undef, undef, 60) or die "timed out waiting for --batch-check";
my $n = 0;
my $m = 0;
my $dig_cls = 'Digest::MD5';
sub h ($) {
s/\s+\z//s; # E::M leaves trailing white space
s/\s+/ /sg;
"$_[0]: $_";
}
my $cmp = sub {
my ($p, $cmp_arg) = @_;
my $part = shift @$p;
push @$cmp_arg, '---'.join(', ', @$p).'---';
my $ct = $part->content_type // 'text/plain';
$ct =~ s/[ \t]+.*\z//s;
my ($s, $err);
eval {
push @$cmp_arg, map { h 'f' } $part->header('From');
push @$cmp_arg, map { h 't' } $part->header('To');
push @$cmp_arg, map { h 'cc' } $part->header('Cc');
push @$cmp_arg, map { h 'mid' } $part->header('Message-ID');
push @$cmp_arg, map { h 'refs' } $part->header('References');
push @$cmp_arg, map { h 'irt' } $part->header('In-Reply-To');
push @$cmp_arg, map { h 's' } $part->header('Subject');
push @$cmp_arg, map { h 'cd' }
$part->header('Content-Description');
($s, $err) = msg_part_text($part, $ct);
if (defined $s) {
$s =~ s/\s+\z//s;
push @$cmp_arg, "S: ".$s;
} else {
$part = $part->body;
push @$cmp_arg, "T: $ct";
if ($part =~ /[^\p{XPosixPrint}\s]/s) { # binary
my $dig = $dig_cls->new;
$dig->add($part);
push @$cmp_arg, "M: ".$dig->hexdigest;
push @$cmp_arg, "B: ".bytes::length($part);
} else {
$part =~ s/\s+\z//s;
push @$cmp_arg, "X: ".$part;
}
}
};
if ($@) {
$err //= '';
push @$cmp_arg, "E: $@ ($err)";
}
};
my $ndiff = 0;
my $git_cb = sub {
my ($bref, $oid) = @_;
local $SIG{__WARN__} = sub { diag "$inboxdir $oid ", @_ };
++$m;
PublicInbox::MIME->new($$bref)->each_part($cmp, my $m_ctx = [], 1);
PublicInbox::Eml->new($$bref)->each_part($cmp, my $e_ctx = [], 1);
if (join("\0", @$e_ctx) ne join("\0", @$m_ctx)) {
++$ndiff;
open my $fh, '>', "$tmpdir/mime" or die $!;
print $fh Dumper($m_ctx) or die $!;
close $fh or die $!;
open $fh, '>', "$tmpdir/eml" or die $!;
print $fh Dumper($e_ctx) or die $!;
close $fh or die $!;
diag "$inboxdir $oid differ";
# using `git diff', diff(1) may not be installed
diag xqx([qw(git diff), "$tmpdir/mime", "$tmpdir/eml"]);
}
};
my $t = timeit(1, sub {
while (<$fh>) {
my ($oid, $type) = split / /;
next if $type ne 'blob';
++$n;
$git->cat_async($oid, $git_cb);
}
$git->cat_async_wait;
});
is($m, $n, "$inboxdir rendered all $m <=> $n messages");
is($ndiff, 0, "$inboxdir $ndiff differences");
done_testing();