BEGIN {
chdir 't' if -d 't';
- @INC = '../lib' if -d '../lib';
+ unshift @INC, '../lib' if -d '../lib';
+ $| = 1;
}
-print "1..70\n";
+print "1..80\n";
$a = {};
bless $a, "Bob";
$Alice::VERSION = 2.718;
+{
+ package Cedric;
+ our @ISA;
+ use base qw(Human);
+}
+
+{
+ package Programmer;
+ our $VERSION = 1.667;
+
+ sub write_perl { 1 }
+}
+
package main;
my $i = 2;
test ! $a->isa("Male");
+test ! $a->isa('Programmer');
+
test $a->can("drink");
test $a->can("eat");
test ! $a->can("sleep");
+test (!Cedric->isa('Programmer'));
+
+test (Cedric->isa('Human'));
+
+push(@Cedric::ISA,'Programmer');
+
+test (Cedric->isa('Programmer'));
+
+{
+ package Alice;
+ base::->import('Programmer');
+}
+
+test $a->isa('Programmer');
+test $a->isa("Female");
+
+@Cedric::ISA = qw(Bob);
+
+test (!Cedric->isa('Programmer'));
+
my $b = 'abc';
my @refs = qw(SCALAR SCALAR LVALUE GLOB ARRAY HASH CODE);
my @vals = ( \$b, \3.14, \substr($b,1,1), \*b, [], {}, sub {} );
test $a->can("VERSION");
test $a->can("can");
+test ! $a->can("export_tags"); # a method in Exporter
test (eval { $a->VERSION }) == 2.718;
test ! (eval { $a->VERSION(2.719) }) &&
- $@ =~ /^Alice version 2.719 required--this is only version 2.718 at /;
+ $@ =~ /^Alice version 2.71(?:9|8999\d+) required--this is only version 2.718 at /;
test (eval { $a->VERSION(2.718) }) && ! $@;
my $subs = join ' ', sort grep { defined &{"UNIVERSAL::$_"} } keys %UNIVERSAL::;
-test $subs eq "VERSION can isa";
+if ('a' lt 'A') {
+ test $subs eq "can isa VERSION";
+} else {
+ test $subs eq "VERSION can isa";
+}
test $a->isa("UNIVERSAL");
+# now use UNIVERSAL.pm and see what changes
eval "use UNIVERSAL";
test $a->isa("UNIVERSAL");
-my $sub2 = join ' ', sort grep { defined &{"UNIVERSAL::$_"} } keys %UNIVERSAL::;
-test $sub2 eq "VERSION can import isa";
+my $sub2 = join ' ', sort grep { defined &{"UNIVERSAL::$_"} } keys %UNIVERSAL::;
+# XXX import being here is really a bug
+if ('a' lt 'A') {
+ test $sub2 eq "can import isa VERSION";
+} else {
+ test $sub2 eq "VERSION can import isa";
+}
eval 'sub UNIVERSAL::sleep {}';
test $a->can("sleep");
test ! UNIVERSAL::can($b, "can");
+
+test ! $a->can("export_tags"); # a method in Exporter
+
+test ! UNIVERSAL::isa("\xff\xff\xff\0", 'HASH');