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#!perl -w
# Copyright (C) 2020-2021 all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
use strict;
use PublicInbox::TestCommon;
use Test::More;
use Fcntl qw(:seek);
use IO::Handle ();
use POSIX qw(_exit);
use Cwd qw(abs_path);
require_mods('PublicInbox::Gcf2');
use_ok 'PublicInbox::Gcf2';
use PublicInbox::Import;
my ($tmpdir, $for_destroy) = tmpdir();
my $gcf2 = PublicInbox::Gcf2::new();
is(ref($gcf2), 'PublicInbox::Gcf2', '::new works');
my $COPYING = 'dba13ed2ddf783ee8118c6a581dbf75305f816a3';
open my $agpl, '<', 'COPYING' or BAIL_OUT "AGPL-3 missing: $!";
$agpl = do { local $/; <$agpl> };
PublicInbox::Import::init_bare($tmpdir);
my $fi_data = './t/git.fast-import-data';
my $rdr = {};
open $rdr->{0}, '<', $fi_data or BAIL_OUT $!;
xsys([qw(git fast-import --quiet)], { GIT_DIR => $tmpdir }, $rdr);
is($?, 0, 'fast-import succeeded');
$gcf2->add_alternate("$tmpdir/objects");
{
my ($r, $w);
pipe($r, $w) or BAIL_OUT $!;
my $tree = 'fdbc43725f21f485051c17463b50185f4c3cf88c';
$gcf2->cat_oid(fileno($w), $tree);
close $w;
is("$tree tree 30\n", <$r>, 'tree header ok');
$r = do { local $/; <$r> };
is(chop($r), "\n", 'got trailing newline');
is(length($r), 30, 'tree length matches');
}
chomp(my $objdir = xqx([qw(git rev-parse --git-path objects)]));
if ($objdir =~ /\A--git-path\n/) { # git <2.5
chomp($objdir = xqx([qw(git rev-parse --git-dir)]));
$objdir .= '/objects';
}
if ($objdir && -d $objdir) {
$objdir = abs_path($objdir);
open my $alt, '>>', "$tmpdir/objects/info/alternates" or
BAIL_OUT $!;
print $alt $objdir, "\n" or BAIL_OUT $!;
close $alt or BAIL_OUT $!;
# calling gcf2->add_alternate on an already-added path won't
# cause alternates to be reloaded, so we do
# $gcf2->add_alternate($objdir) later on instead of
# $gcf2->add_alternate("$tmpdir/objects");
# $objdir = "$tmpdir/objects";
} else {
$objdir = undef
}
my $nr = $ENV{TEST_LEAK_NR};
my $cat = $ENV{TEST_LEAK_CAT} // 10;
diag "checking for leaks... (TEST_LEAK_NR=$nr TEST_LEAK_CAT=$cat)" if $nr;
SKIP: {
skip 'not in git worktree', 21 unless defined($objdir);
$gcf2->add_alternate($objdir);
eval { $gcf2->add_alternate($objdir) };
ok(!$@, 'no error adding alternate redundantly');
if ($nr) {
diag "adding alternate $nr times redundantly";
$gcf2->add_alternate($objdir) for (1..$nr);
diag 'done adding redundant alternates';
}
open my $fh, '+>', undef or BAIL_OUT "open: $!";
$fh->autoflush(1);
ok(!$gcf2->cat_oid(fileno($fh), 'invalid'), 'invalid fails');
seek($fh, 0, SEEK_SET) or BAIL_OUT "seek: $!";
is(do { local $/; <$fh> }, '', 'nothing written');
open $fh, '+>', undef or BAIL_OUT "open: $!";
ok(!$gcf2->cat_oid(fileno($fh), '0'x40), 'z40 fails');
seek($fh, 0, SEEK_SET) or BAIL_OUT "seek: $!";
is(do { local $/; <$fh> }, '', 'nothing written for z40');
open $fh, '+>', undef or BAIL_OUT "open: $!";
my $ck_copying = sub {
my ($desc) = @_;
seek($fh, 0, SEEK_SET) or BAIL_OUT "seek: $!";
is(<$fh>, "$COPYING blob 34520\n", "got expected header $desc");
my $buf = do { local $/; <$fh> };
is(chop($buf), "\n", 'got trailing \\n');
is($buf, $agpl, "AGPL matches ($desc)");
};
ok($gcf2->cat_oid(fileno($fh), $COPYING), 'cat_oid normal');
$ck_copying->('regular file');
$gcf2 = PublicInbox::Gcf2::new();
$gcf2->add_alternate("$tmpdir/objects");
open $fh, '+>', undef or BAIL_OUT "open: $!";
ok($gcf2->cat_oid(fileno($fh), $COPYING), 'cat_oid alternate');
$ck_copying->('alternates after reopen');
$^O eq 'linux' or skip('pipe tests are Linux-only', 14);
for my $blk (1, 0) {
my ($r, $w);
pipe($r, $w) or BAIL_OUT $!;
fcntl($w, 1031, 4096) or
skip('Linux too old for F_SETPIPE_SZ', 14);
$w->blocking($blk);
seek($fh, 0, SEEK_SET) or BAIL_OUT "seek: $!";
truncate($fh, 0) or BAIL_OUT "truncate: $!";
my $pid = fork // BAIL_OUT "fork: $!";
if ($pid == 0) {
close $w;
tick; # wait for parent to block on writev
my $buf = do { local $/; <$r> };
print $fh $buf or _exit(1);
_exit(0);
}
ok($gcf2->cat_oid(fileno($w), $COPYING), "cat blocking=$blk");
close $w or BAIL_OUT "close: $!";
is(waitpid($pid, 0), $pid, 'child exited');
is($?, 0, 'no error in child');
$ck_copying->("pipe blocking($blk)");
pipe($r, $w) or BAIL_OUT $!;
fcntl($w, 1031, 4096) or BAIL_OUT $!;
$w->blocking($blk);
close $r;
local $SIG{PIPE} = 'IGNORE';
eval { $gcf2->cat_oid(fileno($w), $COPYING) };
like($@, qr/writev error:/, 'got writev error');
}
}
if ($nr) {
open my $null, '>', '/dev/null' or BAIL_OUT "open /dev/null: $!";
my $fd = fileno($null);
local $SIG{PIPE} = 'IGNORE';
my ($r, $w);
pipe($r, $w);
close $r;
my $broken = fileno($w);
for (1..$nr) {
my $obj = PublicInbox::Gcf2::new();
if (defined($objdir)) {
$obj->add_alternate($objdir);
for (1..$cat) {
$obj->cat_oid($fd, $COPYING);
eval { $obj->cat_oid($broken, $COPYING) };
$obj->cat_oid($fd, '0'x40);
$obj->cat_oid($fd, 'invalid');
}
}
}
}
done_testing;
|
