X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=t%2Fbasic.t;h=33edaba0f488807a78a7ea0af54c35317b7a6db5;hb=a25ecf3510399c238b7bc5a18cbdab10ab94a32c;hp=416e39b74fe2dd6f7e1f37cb0bd5e73328023118;hpb=3cba7a2c0211121aabb5cda50db17a5d84de1773;p=p5sagit%2FDevel-Size.git

diff --git a/t/basic.t b/t/basic.t
index 416e39b..33edaba 100644
--- a/t/basic.t
+++ b/t/basic.t
@@ -10,7 +10,7 @@ can_ok ('Devel::Size', qw/
   /);
 
 die ("Uhoh, test uses an outdated version of Devel::Size")
-    unless is ($Devel::Size::VERSION, '0.77_50', 'VERSION MATCHES');
+    unless is ($Devel::Size::VERSION, '0.79_54', 'VERSION MATCHES');
 
 #############################################################################
 # some basic checks:
@@ -118,7 +118,10 @@ foreach(['undef', total_size(undef)],
     my $before_size = total_size($uurk);
     my $before_length = length $uurk;
     cmp_ok($before_size, '>', $before_length, 'Size before is sane');
-    $uurk =~ s/Perl //;
+    # As of 5.20.0, s/// doesn't trigger COW.
+    # Seems that formline is about the the only thing left that reliably calls
+    # sv_chop. See CPAN #95493, perl #122322
+    formline '^<<<<~', $uurk;
     is(total_size($uurk), $before_size,
        "Size doesn't change because OOK is used");
     cmp_ok(length $uurk, '<', $before_size, 'but string is shorter');