IPC::Run to run example commands

diff --git a/t/examples.t b/t/examples.t
index ae3e7c9c8721d9a7ab43375c0f3159e48c138fa2..52e7a5a7b732f06bec7a4037617d8eb36afa1e7d 100755 (executable)
--- a/t/examples.t
+++ b/t/examples.t
@@ -2,6 +2,7 @@
 use 5.014;
 use warnings;
 use re '/ms';
+use IPC::Run 'run';
 
 use Test::More;
 { # silence fail diagnostics because of single caller
@@ -47,15 +48,15 @@ while (readline $input) {
                $subcmd .= " \\K", $args .= ' ' unless $subcmd =~ m/\\K/;
                $cmd =~ s/\b$subcmd/$args/;
        }
-       $cmd =~ s/'/'\\''/g, $cmd = "  bash -c 'set -o pipefail\n$cmd'";
+       my @cmd = (bash => -c => "set -o pipefail\n$cmd");
 
        # run and report unexpected results
        ok(eval {
-               my $output = qx($cmd);
+               run(\@cmd, \undef, \my $output);
                $? == 0 or die "error status ", $? >> 8, "\n";
                length $output or die "empty output\n";
                return 1;
-       }, $name) or diag("Failed command\n$cmd\nfrom $filename line $.: $@");
+       }, $name) or diag("Failed command\n@cmd\nfrom $filename line $.: $@");
 }
 
 done_testing();