t/httpd-corner.t: check for curl(1) errors in big async test

curl(1) can fail and we need to invalidate the test in the
rare case it fails.

1 files changed, 1 insertions, 0 deletions

diff --git a/t/httpd-corner.t b/t/httpd-corner.t
index 4077a6d1..fbba4623 100644
--- a/t/httpd-corner.t
+++ b/t/httpd-corner.t
@@ -272,6 +272,7 @@ SKIP: {
                 $n += $r;
                 $buf =~ /\A\0+\z/ or $non_zero++;
         }
+        close $fh or die "curl errored out \$?=$?";
         is($n, 30 * 1024 * 1024, 'got expected output from curl');
         is($non_zero, 0, 'read all zeros');
 }