return empty string instead of 0 from is_in_test_directory

Author: rose

lib/MetaCPAN/Document/File.pm

@@ -632,7 +632,7 @@ Returns true if the file is below a t directory.
 sub is_in_test_directory {
     my $self = shift;
     my @parts = split m{/}, $self->path;
-    return ( any { $_ eq 't' } @parts ) ? 1 : 0;
+    return any { $_ eq 't' } @parts;
 }
 
 =head2 add_module

t/document/file.t

@@ -17,9 +17,9 @@ my %stub = (
         't/whomp'         => 1,
         'foo/t/bar'       => 1,
         'cuppa/t'         => 1,
-        'foo/bart/shorts' => 0,
-        'tit/mouse'       => 0,
-        'say/wat'         => 0,
+        'foo/bart/shorts' => q{},
+        'tit/mouse'       => q{},
+        'say/wat'         => q{},
     );
 
     foreach my $path ( keys %paths ) {