148 lines
3.4 KiB
Perl
148 lines
3.4 KiB
Perl
# vim:ts=4:sw=4:sts=4:expandtab
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package TestWorker;
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use strict; use warnings;
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use v5.10;
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use Socket qw(AF_UNIX SOCK_DGRAM PF_UNSPEC);
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use IO::Handle; # for ->autoflush
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use POSIX ();
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use Errno qw(EAGAIN);
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use Exporter 'import';
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our @EXPORT = qw(worker worker_next);
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use File::Basename qw(basename);
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my @x;
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my $options;
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sub worker {
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my ($display, $x, $outdir, $optref) = @_;
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# make sure $x hangs around
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push @x, $x;
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# store the options hashref
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$options = $optref;
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socketpair(my $ipc_child, my $ipc, AF_UNIX, SOCK_DGRAM, PF_UNSPEC)
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or die "socketpair: $!";
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$ipc->autoflush(1);
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$ipc_child->autoflush(1);
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my $worker = {
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display => $display,
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ipc => $ipc,
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};
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my $pid = fork // die "could not fork: $!";
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if ($pid == 0) {
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close $ipc;
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undef @complete_run::CLEANUP;
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# reap dead test children
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$SIG{CHLD} = sub { waitpid -1, POSIX::WNOHANG };
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$worker->{ipc} = $ipc_child;
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require i3test;
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# TODO: recycle $x
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# unfortunately this fails currently with:
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# Could not get reply for: xcb_intern_atom_reply at X11/XCB/Atom.pm line 22.
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# $i3test::x = bless $x, 'i3test::X11';
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worker_wait($worker, $outdir);
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exit 23;
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}
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close $ipc_child;
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push @complete_run::CLEANUP, sub {
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# signal via empty line to exit itself
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syswrite($ipc, "\n") or kill('TERM', $pid);
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waitpid $pid, 0;
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};
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return $worker;
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}
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our $EOF = "# end of file\n";
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sub worker_wait {
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my ($self, $outdir) = @_;
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my $ipc = $self->{ipc};
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my $ipc_fd = fileno($ipc);
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while (1) {
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my $file = $ipc->getline;
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if (!defined($file)) {
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next if $! == EAGAIN;
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last;
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}
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chomp $file;
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exit unless $file;
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die "tried to launch nonexistend testfile $file: $!\n"
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unless -e $file;
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# start a new and self contained process:
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# whatever happens in the testfile should *NOT* effect us.
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my $pid = fork // die "could not fork: $!";
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if ($pid == 0) {
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undef @complete_run::CLEANUP;
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local $SIG{CHLD};
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$0 = $file;
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POSIX::dup2($ipc_fd, 0);
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POSIX::dup2($ipc_fd, 1);
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POSIX::dup2(1, 2);
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# get Test::Builder singleton
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my $test = Test::Builder->new;
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# Test::Builder dups stdout/stderr while loading.
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# we need to reset them here to point to $ipc
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$test->output(\*STDOUT);
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$test->failure_output(\*STDERR);
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$test->todo_output(\*STDOUT);
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@ENV{qw(HOME DISPLAY TESTNAME OUTDIR VALGRIND STRACE XTRACE COVERAGE RESTART)}
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= ($outdir,
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$self->{display},
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basename($file),
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$outdir,
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$options->{valgrind},
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$options->{strace},
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$options->{xtrace},
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$options->{coverage},
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$options->{restart});
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package main;
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local $@;
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do "./$file";
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$test->ok(undef, "$@") if $@;
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# XXX hack, we need to trigger the read watcher once more
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# to signal eof to TAP::Parser
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print $EOF;
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exit 0;
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}
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}
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}
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sub worker_next {
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my ($self, $file) = @_;
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my $ipc = $self->{ipc};
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syswrite $ipc, "$file\n" or die "syswrite: $!";
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}
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__PACKAGE__ __END__
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