cperl test updates

ignore inc with Test::More because it clashes with the modernized
Test::More variant in cperl.
add YAML::XS to t/31sessions.t to be ignored.

Author: rurban

t/31sessions.t

@@ -358,6 +358,7 @@ EOF
            "make CPAN::Test::Dummy::Perl5::Build::Fails" => "Has.already.been.unwrapped",
            "test CPAN::Test::Dummy::Perl5::Build::Fails" => "(?i:t/00_load.+FAILED)",
            "o conf dontload_list push YAML" => ".",
+           "o conf dontload_list push YAML::XS" => ".",
            "o conf dontload_list push YAML::Syck" => ".",
            "o conf dontload_list push Parse::CPAN::Meta" => ".",
            "o conf dontload_list push CPAN::Meta" => ".",
@@ -428,6 +429,7 @@ EOF
            "o conf dontload_list pop" => ".",
            "o conf dontload_list pop" => ".",
            "o conf dontload_list pop" => ".",
+           "o conf dontload_list pop" => ".",
            "o conf commit" => "commit: wrote",
           ],
          },

t/41distribution.t

@@ -44,8 +44,7 @@ use File::Temp qw(tempdir);
 use File::Spec::Functions qw/catdir catfile/;
 use File::Basename qw/basename/;
 
-use lib "inc";
-use lib "t";
+use lib $Config::Config{usecperl} ? ("t") : ("inc", "t");
 use local_utils;
 use version;
 

t/44cpanmeta.t

@@ -26,8 +26,7 @@ use File::Temp qw(tempdir);
 use File::Spec::Functions qw/catdir catfile/;
 use File::Basename qw/basename/;
 
-use lib "inc";
-use lib "t";
+use lib $Config::Config{usecperl} ? ("t") : ("inc", "t");
 use local_utils;
 
 # prepare local CPAN