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-rw-r--r--t/lib-terminal.sh8
-rwxr-xr-xt/test-terminal.perl31
2 files changed, 28 insertions, 11 deletions
diff --git a/t/lib-terminal.sh b/t/lib-terminal.sh
index 6fc33db6c1..3258b8f0d5 100644
--- a/t/lib-terminal.sh
+++ b/t/lib-terminal.sh
@@ -1,19 +1,19 @@
#!/bin/sh
test_expect_success 'set up terminal for tests' '
- if test -t 1
+ if test -t 1 && test -t 2
then
- >stdout_is_tty
+ >have_tty
elif
test_have_prereq PERL &&
"$PERL_PATH" "$TEST_DIRECTORY"/test-terminal.perl \
- sh -c "test -t 1"
+ sh -c "test -t 1 && test -t 2"
then
>test_terminal_works
fi
'
-if test -e stdout_is_tty
+if test -e have_tty
then
test_terminal() { "$@"; }
test_set_prereq TTY
diff --git a/t/test-terminal.perl b/t/test-terminal.perl
index 73ff809371..c2e9dacc2d 100755
--- a/t/test-terminal.perl
+++ b/t/test-terminal.perl
@@ -4,14 +4,15 @@ use warnings;
use IO::Pty;
use File::Copy;
-# Run @$argv in the background with stdout redirected to $out.
+# Run @$argv in the background with stdio redirected to $out and $err.
sub start_child {
- my ($argv, $out) = @_;
+ my ($argv, $out, $err) = @_;
my $pid = fork;
if (not defined $pid) {
die "fork failed: $!"
} elsif ($pid == 0) {
open STDOUT, ">&", $out;
+ open STDERR, ">&", $err;
close $out;
exec(@$argv) or die "cannot exec '$argv->[0]': $!"
}
@@ -47,12 +48,28 @@ sub xsendfile {
copy($in, $out, 4096) or $!{EIO} or die "cannot copy from child: $!";
}
+sub copy_stdio {
+ my ($out, $err) = @_;
+ my $pid = fork;
+ defined $pid or die "fork failed: $!";
+ if (!$pid) {
+ close($out);
+ xsendfile(\*STDERR, $err);
+ exit 0;
+ }
+ close($err);
+ xsendfile(\*STDOUT, $out);
+ finish_child($pid) == 0
+ or exit 1;
+}
+
if ($#ARGV < 1) {
die "usage: test-terminal program args";
}
-my $master = new IO::Pty;
-my $slave = $master->slave;
-my $pid = start_child(\@ARGV, $slave);
-close $slave;
-xsendfile(\*STDOUT, $master);
+my $master_out = new IO::Pty;
+my $master_err = new IO::Pty;
+my $pid = start_child(\@ARGV, $master_out->slave, $master_err->slave);
+close $master_out->slave;
+close $master_err->slave;
+copy_stdio($master_out, $master_err);
exit(finish_child($pid));