X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2Foverload.t;h=a30a53b1eb45ecf59c821b997371ae314ae8ca12;hb=53273a086103cdbbf7ebdd5f1a18b2c0777cbc1b;hp=e21e60b69e9078c79e6b13df20430a83f37749ff;hpb=78cd8b71ec0d7665c422181192afa2819a5d887d;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/lib/overload.t b/lib/overload.t
index e21e60b..a30a53b 100644
--- a/lib/overload.t
+++ b/lib/overload.t
@@ -4,7 +4,7 @@ BEGIN {
     chdir 't' if -d 't';
     @INC = '../lib';
     require Config;
-    if (($Config::Config{'extensions'} !~ /\bList::Util\b/) ){
+    if (($Config::Config{'extensions'} !~ m!\bList/Util\b!) ){
 	print "1..0 # Skip -- Perl configured without List::Util module\n";
 	exit 0;
     }
@@ -57,16 +57,20 @@ sub test {
     $comment = " # " . $_ [2] if @_ > 2;
     if ($_[0] eq $_[1]) {
       print "ok $test$comment\n";
+      return 1;
     } else {
       $comment .= ": '$_[0]' ne '$_[1]'";
       print "not ok $test$comment\n";
+      return 0;
     }
   } else {
     if (shift) {
       print "ok $test\n";
+      return 1;
     } else {
       print "not ok $test\n";
-    } 
+      return 0;
+    }
   }
 }
 
@@ -1093,8 +1097,6 @@ test ($a->xet('b'), 42);
 test (!defined eval { $a->{b} });
 test ($@ =~ /zap/);
 
-test (overload::StrVal(qr/a/) =~ /^Regexp=SCALAR\(0x[0-9a-f]+\)$/);
-
 {
    package t229;
    use overload '='  => sub { 42 },
@@ -1123,5 +1125,82 @@ test (overload::StrVal(qr/a/) =~ /^Regexp=SCALAR\(0x[0-9a-f]+\)$/);
     test($out2, 17, "#24313");	# 232
 }
 
+{
+    package Numify;
+    use overload (qw(0+ numify fallback 1));
+
+    sub new {
+	my $val = $_[1];
+	bless \$val, $_[0];
+    }
+
+    sub numify { ${$_[0]} }
+}
+
+{
+    package perl31793;
+    use overload cmp => sub { 0 };
+    package perl31793_fb;
+    use overload cmp => sub { 0 }, fallback => 1;
+    package main;
+    my $o  = bless [], 'perl31793';
+    my $of = bless [], 'perl31793_fb';
+    my $no = bless [], 'no_overload';
+    test (overload::StrVal(\"scalar") =~ /^SCALAR\(0x[0-9a-f]+\)$/);
+    test (overload::StrVal([])        =~ /^ARRAY\(0x[0-9a-f]+\)$/);
+    test (overload::StrVal({})        =~ /^HASH\(0x[0-9a-f]+\)$/);
+    test (overload::StrVal(sub{1})    =~ /^CODE\(0x[0-9a-f]+\)$/);
+    test (overload::StrVal(\*GLOB)    =~ /^GLOB\(0x[0-9a-f]+\)$/);
+    test (overload::StrVal(\$o)       =~ /^REF\(0x[0-9a-f]+\)$/);
+    test (overload::StrVal(qr/a/)     =~ /^Regexp=SCALAR\(0x[0-9a-f]+\)$/);
+    test (overload::StrVal($o)        =~ /^perl31793=ARRAY\(0x[0-9a-f]+\)$/);
+    test (overload::StrVal($of)       =~ /^perl31793_fb=ARRAY\(0x[0-9a-f]+\)$/);
+    test (overload::StrVal($no)       =~ /^no_overload=ARRAY\(0x[0-9a-f]+\)$/);
+}
+
+# These are all check that overloaded values rather than reference addressess
+# are what is getting tested.
+my ($two, $one, $un, $deux) = map {new Numify $_} 2, 1, 1, 2;
+my ($ein, $zwei) = (1, 2);
+
+my %map = (one => 1, un => 1, ein => 1, deux => 2, two => 2, zwei => 2);
+foreach my $op (qw(<=> == != < <= > >=)) {
+    foreach my $l (keys %map) {
+	foreach my $r (keys %map) {
+	    my $ocode = "\$$l $op \$$r";
+	    my $rcode = "$map{$l} $op $map{$r}";
+
+	    my $got = eval $ocode;
+	    die if $@;
+	    my $expect = eval $rcode;
+	    die if $@;
+	    test ($got, $expect, $ocode) or print "# $rcode\n";
+	}
+    }
+}
+{
+    # check that overloading works in regexes
+    {
+	package Foo493;
+	use overload
+	    '""' => sub { "^$_[0][0]\$" },
+	    '.'  => sub { 
+		    bless [
+			     $_[2]
+			    ? (ref $_[1] ? $_[1][0] : $_[1]) . ':' .$_[0][0] 
+			    : $_[0][0] . ':' . (ref $_[1] ? $_[1][0] : $_[1])
+		    ], 'Foo493'
+			};
+    }
+
+    my $a = bless [ "a" ], 'Foo493';
+    test('a' =~ /$a/);
+    test('x:a' =~ /x$a/);
+    test('x:a:=' =~ /x$a=$/);
+    test('x:a:a:=' =~ /x$a$a=$/);
+
+}
+
+
 # Last test is:
-sub last {232}
+sub last {497}