BEGIN {
chdir 't' if -d 't';
- @INC = qw(. ../lib); require 'test.pl';
+ @INC = qw(. ../lib);
+ require 'test.pl';
}
use warnings;
plan( tests => 144 );
cmp_ok($x,'eq','123',q(optimized-away comparison block doesn't take any other arguments away with it));
# test sorting in non-main package
-package Foo;
-@a = ( 5, 19, 1996, 255, 90 );
-@b = sort { $b <=> $a } @a;
-main::cmp_ok("@b",'eq','1996 255 90 19 5','not in main:: 1');
-
-
-@b = sort main::Backwards_stacked @a;
-main::cmp_ok("@b",'eq','90 5 255 1996 19','not in main:: 2');
-
-
-# check if context for sort arguments is handled right
-
-
-sub test_if_list {
- my $gimme = wantarray;
- main::is($gimme,1,'wantarray 1');
-
-
-}
-my $m = sub { $a <=> $b };
-
-sub cxt_one { sort $m test_if_list() }
-cxt_one();
-sub cxt_two { sort { $a <=> $b } test_if_list() }
-cxt_two();
-sub cxt_three { sort &test_if_list() }
-cxt_three();
+{
+ package Foo;
+ @a = ( 5, 19, 1996, 255, 90 );
+ @b = sort { $b <=> $a } @a;
+ ::cmp_ok("@b",'eq','1996 255 90 19 5','not in main:: 1');
-sub test_if_scalar {
- my $gimme = wantarray;
- main::is(!($gimme or !defined($gimme)),1,'wantarray 2');
+ @b = sort ::Backwards_stacked @a;
+ ::cmp_ok("@b",'eq','90 5 255 1996 19','not in main:: 2');
+ # check if context for sort arguments is handled right
+ sub test_if_list {
+ my $gimme = wantarray;
+ ::is($gimme,1,'wantarray 1');
+ }
+ my $m = sub { $a <=> $b };
+
+ sub cxt_one { sort $m test_if_list() }
+ cxt_one();
+ sub cxt_two { sort { $a <=> $b } test_if_list() }
+ cxt_two();
+ sub cxt_three { sort &test_if_list() }
+ cxt_three();
+
+ sub test_if_scalar {
+ my $gimme = wantarray;
+ ::is(!($gimme or !defined($gimme)),1,'wantarray 2');
+ }
+ $m = \&test_if_scalar;
+ sub cxt_four { sort $m 1,2 }
+ @x = cxt_four();
+ sub cxt_five { sort { test_if_scalar($a,$b); } 1,2 }
+ @x = cxt_five();
+ sub cxt_six { sort test_if_scalar 1,2 }
+ @x = cxt_six();
}
-$m = \&test_if_scalar;
-sub cxt_four { sort $m 1,2 }
-@x = cxt_four();
-sub cxt_five { sort { test_if_scalar($a,$b); } 1,2 }
-@x = cxt_five();
-sub cxt_six { sort test_if_scalar 1,2 }
-@x = cxt_six();
# test against a reentrancy bug
{
Bar::reenter() unless $init++;
$a <=> $b
} qw/4 3 1 2/;
- main::cmp_ok("@b",'eq','1 2 3 4','reenter 1');
+ cmp_ok("@b",'eq','1 2 3 4','reenter 1');
- main::ok(!$def,'reenter 2');
+ ok(!$def,'reenter 2');
}
{
sub routine { "one", "two" };
@a = sort(routine(1));
- main::cmp_ok("@a",'eq',"one two",'bug id 19991001.003');
+ cmp_ok("@a",'eq',"one two",'bug id 19991001.003');
}
-#my $test = 59;
-sub ok { main::cmp_ok($_[0],'eq',$_[1],$_[2]);
-# print "not " unless $_[0] eq $_[1];
-# print "ok $test - $_[2]\n";
-# print "#[$_[0]] ne [$_[1]]\n" unless $_[0] eq $_[1];
-# $test++;
-}
-
# check for in-place optimisation of @a = sort @a
{
my ($r1,$r2,@a);
our @g;
@g = (3,2,1); $r1 = \$g[2]; @g = sort @g; $r2 = \$g[0];
- ok "$r1-@g", "$r2-1 2 3", "inplace sort of global";
+ is "$r1-@g", "$r2-1 2 3", "inplace sort of global";
@a = qw(b a c); $r1 = \$a[1]; @a = sort @a; $r2 = \$a[0];
- ok "$r1-@a", "$r2-a b c", "inplace sort of lexical";
+ is "$r1-@a", "$r2-a b c", "inplace sort of lexical";
@g = (2,3,1); $r1 = \$g[1]; @g = sort { $b <=> $a } @g; $r2 = \$g[0];
- ok "$r1-@g", "$r2-3 2 1", "inplace reversed sort of global";
+ is "$r1-@g", "$r2-3 2 1", "inplace reversed sort of global";
@g = (2,3,1);
$r1 = \$g[1]; @g = sort { $a<$b?1:$a>$b?-1:0 } @g; $r2 = \$g[0];
- ok "$r1-@g", "$r2-3 2 1", "inplace custom sort of global";
+ is "$r1-@g", "$r2-3 2 1", "inplace custom sort of global";
sub mysort { $b cmp $a };
@a = qw(b c a); $r1 = \$a[1]; @a = sort mysort @a; $r2 = \$a[0];
- ok "$r1-@a", "$r2-c b a", "inplace sort with function of lexical";
+ is "$r1-@a", "$r2-c b a", "inplace sort with function of lexical";
use Tie::Array;
my @t;
tie @t, 'Tie::StdArray';
@t = qw(b c a); @t = sort @t;
- ok "@t", "a b c", "inplace sort of tied array";
+ is "@t", "a b c", "inplace sort of tied array";
@t = qw(b c a); @t = sort mysort @t;
- ok "@t", "c b a", "inplace sort of tied array with function";
+ is "@t", "c b a", "inplace sort of tied array with function";
# [perl #29790] don't optimise @a = ('a', sort @a) !
@g = (3,2,1); @g = ('0', sort @g);
- ok "@g", "0 1 2 3", "un-inplace sort of global";
+ is "@g", "0 1 2 3", "un-inplace sort of global";
@g = (3,2,1); @g = (sort(@g),'4');
- ok "@g", "1 2 3 4", "un-inplace sort of global 2";
+ is "@g", "1 2 3 4", "un-inplace sort of global 2";
@a = qw(b a c); @a = ('x', sort @a);
- ok "@a", "x a b c", "un-inplace sort of lexical";
+ is "@a", "x a b c", "un-inplace sort of lexical";
@a = qw(b a c); @a = ((sort @a), 'x');
- ok "@a", "a b c x", "un-inplace sort of lexical 2";
+ is "@a", "a b c x", "un-inplace sort of lexical 2";
@g = (2,3,1); @g = ('0', sort { $b <=> $a } @g);
- ok "@g", "0 3 2 1", "un-inplace reversed sort of global";
+ is "@g", "0 3 2 1", "un-inplace reversed sort of global";
@g = (2,3,1); @g = ((sort { $b <=> $a } @g),'4');
- ok "@g", "3 2 1 4", "un-inplace reversed sort of global 2";
+ is "@g", "3 2 1 4", "un-inplace reversed sort of global 2";
@g = (2,3,1); @g = ('0', sort { $a<$b?1:$a>$b?-1:0 } @g);
- ok "@g", "0 3 2 1", "un-inplace custom sort of global";
+ is "@g", "0 3 2 1", "un-inplace custom sort of global";
@g = (2,3,1); @g = ((sort { $a<$b?1:$a>$b?-1:0 } @g),'4');
- ok "@g", "3 2 1 4", "un-inplace custom sort of global 2";
+ is "@g", "3 2 1 4", "un-inplace custom sort of global 2";
@a = qw(b c a); @a = ('x', sort mysort @a);
- ok "@a", "x c b a", "un-inplace sort with function of lexical";
+ is "@a", "x c b a", "un-inplace sort with function of lexical";
@a = qw(b c a); @a = ((sort mysort @a),'x');
- ok "@a", "c b a x", "un-inplace sort with function of lexical 2";
+ is "@a", "c b a x", "un-inplace sort with function of lexical 2";
# RT#54758. Git 62b40d2474e7487e6909e1872b6bccdf812c6818
no warnings 'void';
my @m; push @m, 0 for 1 .. 1024; $#m; @m = sort @m;
- main::pass("in-place sorting segfault");
+ ::pass("in-place sorting segfault");
}
# Test optimisations of reversed sorts. As we now guarantee stability by
my @input = &generate;
my @output = sort @input;
-ok join(" ", map {0+$_} @output), "0 1 2 3 4 5 6 7 8", "Simple stable sort";
+is join(" ", map {0+$_} @output), "0 1 2 3 4 5 6 7 8", "Simple stable sort";
@input = &generate;
@input = sort @input;
-ok join(" ", map {0+$_} @input), "0 1 2 3 4 5 6 7 8",
+is join(" ", map {0+$_} @input), "0 1 2 3 4 5 6 7 8",
"Simple stable in place sort";
# This won't be very interesting
@input = &generate;
@output = sort {$a <=> $b} @input;
-ok "@output", "A A A B B B C C C", 'stable $a <=> $b sort';
+is "@output", "A A A B B B C C C", 'stable $a <=> $b sort';
@input = &generate;
@output = sort {$a cmp $b} @input;
-ok join(" ", map {0+$_} @output), "0 1 2 3 4 5 6 7 8", 'stable $a cmp $b sort';
+is join(" ", map {0+$_} @output), "0 1 2 3 4 5 6 7 8", 'stable $a cmp $b sort';
@input = &generate;
@input = sort {$a cmp $b} @input;
-ok join(" ", map {0+$_} @input), "0 1 2 3 4 5 6 7 8",
+is join(" ", map {0+$_} @input), "0 1 2 3 4 5 6 7 8",
'stable $a cmp $b in place sort';
@input = &generate;
@output = sort {$b cmp $a} @input;
-ok join(" ", map {0+$_} @output), "6 7 8 3 4 5 0 1 2", 'stable $b cmp $a sort';
+is join(" ", map {0+$_} @output), "6 7 8 3 4 5 0 1 2", 'stable $b cmp $a sort';
@input = &generate;
@input = sort {$b cmp $a} @input;
-ok join(" ", map {0+$_} @input), "6 7 8 3 4 5 0 1 2",
+is join(" ", map {0+$_} @input), "6 7 8 3 4 5 0 1 2",
'stable $b cmp $a in place sort';
@input = &generate;
@output = reverse sort @input;
-ok join(" ", map {0+$_} @output), "8 7 6 5 4 3 2 1 0", "Reversed stable sort";
+is join(" ", map {0+$_} @output), "8 7 6 5 4 3 2 1 0", "Reversed stable sort";
@input = &generate;
@input = reverse sort @input;
-ok join(" ", map {0+$_} @input), "8 7 6 5 4 3 2 1 0",
+is join(" ", map {0+$_} @input), "8 7 6 5 4 3 2 1 0",
"Reversed stable in place sort";
@input = &generate;
my $output = reverse sort @input;
-ok $output, "CCCBBBAAA", "Reversed stable sort in scalar context";
+is $output, "CCCBBBAAA", "Reversed stable sort in scalar context";
@input = &generate;
@output = reverse sort {$a cmp $b} @input;
-ok join(" ", map {0+$_} @output), "8 7 6 5 4 3 2 1 0",
+is join(" ", map {0+$_} @output), "8 7 6 5 4 3 2 1 0",
'reversed stable $a cmp $b sort';
@input = &generate;
@input = reverse sort {$a cmp $b} @input;
-ok join(" ", map {0+$_} @input), "8 7 6 5 4 3 2 1 0",
+is join(" ", map {0+$_} @input), "8 7 6 5 4 3 2 1 0",
'revesed stable $a cmp $b in place sort';
@input = &generate;
$output = reverse sort {$a cmp $b} @input;
-ok $output, "CCCBBBAAA", 'Reversed stable $a cmp $b sort in scalar context';
+is $output, "CCCBBBAAA", 'Reversed stable $a cmp $b sort in scalar context';
@input = &generate;
@output = reverse sort {$b cmp $a} @input;
-ok join(" ", map {0+$_} @output), "2 1 0 5 4 3 8 7 6",
+is join(" ", map {0+$_} @output), "2 1 0 5 4 3 8 7 6",
'reversed stable $b cmp $a sort';
@input = &generate;
@input = reverse sort {$b cmp $a} @input;
-ok join(" ", map {0+$_} @input), "2 1 0 5 4 3 8 7 6",
+is join(" ", map {0+$_} @input), "2 1 0 5 4 3 8 7 6",
'revesed stable $b cmp $a in place sort';
@input = &generate;
$output = reverse sort {$b cmp $a} @input;
-ok $output, "AAABBBCCC", 'Reversed stable $b cmp $a sort in scalar context';
+is $output, "AAABBBCCC", 'Reversed stable $b cmp $a sort in scalar context';
sub stuff {
# Something complex enough to defeat any constant folding optimiser
@input = &generate;
@output = reverse sort {stuff || $a cmp $b} @input;
-ok join(" ", map {0+$_} @output), "8 7 6 5 4 3 2 1 0",
+is join(" ", map {0+$_} @output), "8 7 6 5 4 3 2 1 0",
'reversed stable complex sort';
@input = &generate;
@input = reverse sort {stuff || $a cmp $b} @input;
-ok join(" ", map {0+$_} @input), "8 7 6 5 4 3 2 1 0",
+is join(" ", map {0+$_} @input), "8 7 6 5 4 3 2 1 0",
'revesed stable complex in place sort';
@input = &generate;
$output = reverse sort {stuff || $a cmp $b } @input;
-ok $output, "CCCBBBAAA", 'Reversed stable complex sort in scalar context';
+is $output, "CCCBBBAAA", 'Reversed stable complex sort in scalar context';
sub sortr {
reverse sort @_;
}
@output = sortr &generate;
-ok join(" ", map {0+$_} @output), "8 7 6 5 4 3 2 1 0",
+is join(" ", map {0+$_} @output), "8 7 6 5 4 3 2 1 0",
'reversed stable sort return list context';
$output = sortr &generate;
-ok $output, "CCCBBBAAA",
+is $output, "CCCBBBAAA",
'reversed stable sort return scalar context';
sub sortcmpr {
}
@output = sortcmpr &generate;
-ok join(" ", map {0+$_} @output), "8 7 6 5 4 3 2 1 0",
+is join(" ", map {0+$_} @output), "8 7 6 5 4 3 2 1 0",
'reversed stable $a cmp $b sort return list context';
$output = sortcmpr &generate;
-ok $output, "CCCBBBAAA",
+is $output, "CCCBBBAAA",
'reversed stable $a cmp $b sort return scalar context';
sub sortcmprba {
}
@output = sortcmprba &generate;
-ok join(" ", map {0+$_} @output), "2 1 0 5 4 3 8 7 6",
+is join(" ", map {0+$_} @output), "2 1 0 5 4 3 8 7 6",
'reversed stable $b cmp $a sort return list context';
$output = sortcmprba &generate;
-ok $output, "AAABBBCCC",
+is $output, "AAABBBCCC",
'reversed stable $b cmp $a sort return scalar context';
sub sortcmprq {
}
@output = sortcmpr &generate;
-ok join(" ", map {0+$_} @output), "8 7 6 5 4 3 2 1 0",
+is join(" ", map {0+$_} @output), "8 7 6 5 4 3 2 1 0",
'reversed stable complex sort return list context';
$output = sortcmpr &generate;
-ok $output, "CCCBBBAAA",
+is $output, "CCCBBBAAA",
'reversed stable complex sort return scalar context';
# And now with numbers
# This won't be very interesting
@input = &generate1;
@output = sort {$a cmp $b} @input;
-ok "@output", "A B C D E F G H I", 'stable $a cmp $b sort';
+is "@output", "A B C D E F G H I", 'stable $a cmp $b sort';
@input = &generate1;
@output = sort {$a <=> $b} @input;
-ok "@output", "A B C D E F G H I", 'stable $a <=> $b sort';
+is "@output", "A B C D E F G H I", 'stable $a <=> $b sort';
@input = &generate1;
@input = sort {$a <=> $b} @input;
-ok "@input", "A B C D E F G H I", 'stable $a <=> $b in place sort';
+is "@input", "A B C D E F G H I", 'stable $a <=> $b in place sort';
@input = &generate1;
@output = sort {$b <=> $a} @input;
-ok "@output", "G H I D E F A B C", 'stable $b <=> $a sort';
+is "@output", "G H I D E F A B C", 'stable $b <=> $a sort';
@input = &generate1;
@input = sort {$b <=> $a} @input;
-ok "@input", "G H I D E F A B C", 'stable $b <=> $a in place sort';
+is "@input", "G H I D E F A B C", 'stable $b <=> $a in place sort';
# test that optimized {$b cmp $a} and {$b <=> $a} remain stable
# (new in 5.9) without overloading
{ no warnings;
@b = sort { $b <=> $a } @input = qw/5first 6first 5second 6second/;
-ok "@b" , "6first 6second 5first 5second", "optimized {$b <=> $a} without overloading" ;
+is "@b" , "6first 6second 5first 5second", "optimized {$b <=> $a} without overloading" ;
@input = sort {$b <=> $a} @input;
-ok "@input" , "6first 6second 5first 5second","inline optimized {$b <=> $a} without overloading" ;
+is "@input" , "6first 6second 5first 5second","inline optimized {$b <=> $a} without overloading" ;
};
# These two are actually doing string cmp on 0 1 and 2
@input = &generate1;
@output = reverse sort @input;
-ok "@output", "I H G F E D C B A", "Reversed stable sort";
+is "@output", "I H G F E D C B A", "Reversed stable sort";
@input = &generate1;
@input = reverse sort @input;
-ok "@input", "I H G F E D C B A", "Reversed stable in place sort";
+is "@input", "I H G F E D C B A", "Reversed stable in place sort";
@input = &generate1;
$output = reverse sort @input;
-ok $output, "IHGFEDCBA", "Reversed stable sort in scalar context";
+is $output, "IHGFEDCBA", "Reversed stable sort in scalar context";
@input = &generate1;
@output = reverse sort {$a <=> $b} @input;
-ok "@output", "I H G F E D C B A", 'reversed stable $a <=> $b sort';
+is "@output", "I H G F E D C B A", 'reversed stable $a <=> $b sort';
@input = &generate1;
@input = reverse sort {$a <=> $b} @input;
-ok "@input", "I H G F E D C B A", 'revesed stable $a <=> $b in place sort';
+is "@input", "I H G F E D C B A", 'revesed stable $a <=> $b in place sort';
@input = &generate1;
$output = reverse sort {$a <=> $b} @input;
-ok $output, "IHGFEDCBA", 'reversed stable $a <=> $b sort in scalar context';
+is $output, "IHGFEDCBA", 'reversed stable $a <=> $b sort in scalar context';
@input = &generate1;
@output = reverse sort {$b <=> $a} @input;
-ok "@output", "C B A F E D I H G", 'reversed stable $b <=> $a sort';
+is "@output", "C B A F E D I H G", 'reversed stable $b <=> $a sort';
@input = &generate1;
@input = reverse sort {$b <=> $a} @input;
-ok "@input", "C B A F E D I H G", 'revesed stable $b <=> $a in place sort';
+is "@input", "C B A F E D I H G", 'revesed stable $b <=> $a in place sort';
@input = &generate1;
$output = reverse sort {$b <=> $a} @input;
-ok $output, "CBAFEDIHG", 'reversed stable $b <=> $a sort in scalar context';
+is $output, "CBAFEDIHG", 'reversed stable $b <=> $a sort in scalar context';
@input = &generate1;
@output = reverse sort {stuff || $a <=> $b} @input;
-ok "@output", "I H G F E D C B A", 'reversed stable complex sort';
+is "@output", "I H G F E D C B A", 'reversed stable complex sort';
@input = &generate1;
@input = reverse sort {stuff || $a <=> $b} @input;
-ok "@input", "I H G F E D C B A", 'revesed stable complex in place sort';
+is "@input", "I H G F E D C B A", 'revesed stable complex in place sort';
@input = &generate1;
$output = reverse sort {stuff || $a <=> $b} @input;
-ok $output, "IHGFEDCBA", 'reversed stable complex sort in scalar context';
+is $output, "IHGFEDCBA", 'reversed stable complex sort in scalar context';
sub sortnumr {
reverse sort {$a <=> $b} @_;
}
@output = sortnumr &generate1;
-ok "@output", "I H G F E D C B A",
+is "@output", "I H G F E D C B A",
'reversed stable $a <=> $b sort return list context';
$output = sortnumr &generate1;
-ok $output, "IHGFEDCBA", 'reversed stable $a <=> $b sort return scalar context';
+is $output, "IHGFEDCBA", 'reversed stable $a <=> $b sort return scalar context';
sub sortnumrba {
reverse sort {$b <=> $a} @_;
}
@output = sortnumrba &generate1;
-ok "@output", "C B A F E D I H G",
+is "@output", "C B A F E D I H G",
'reversed stable $b <=> $a sort return list context';
$output = sortnumrba &generate1;
-ok $output, "CBAFEDIHG", 'reversed stable $b <=> $a sort return scalar context';
+is $output, "CBAFEDIHG", 'reversed stable $b <=> $a sort return scalar context';
sub sortnumrq {
reverse sort {stuff || $a <=> $b} @_;
}
@output = sortnumrq &generate1;
-ok "@output", "I H G F E D C B A",
+is "@output", "I H G F E D C B A",
'reversed stable complex sort return list context';
$output = sortnumrq &generate1;
-ok $output, "IHGFEDCBA", 'reversed stable complex sort return scalar context';
+is $output, "IHGFEDCBA", 'reversed stable complex sort return scalar context';
@output = reverse (sort(qw(C A B)), 0);
-ok "@output", "0 C B A", 'reversed sort with trailing argument';
+is "@output", "0 C B A", 'reversed sort with trailing argument';
@output = reverse (0, sort(qw(C A B)));
-ok "@output", "C B A 0", 'reversed sort with leading argument';
+is "@output", "C B A 0", 'reversed sort with leading argument';
eval { @output = sort {goto sub {}} 1,2; };
$fail_msg = q(Can't goto subroutine outside a subroutine);
-main::cmp_ok(substr($@,0,length($fail_msg)),'eq',$fail_msg,'goto subr outside subr');
+cmp_ok(substr($@,0,length($fail_msg)),'eq',$fail_msg,'goto subr outside subr');
sub goto_sub {goto sub{}}
eval { @output = sort goto_sub 1,2; };
$fail_msg = q(Can't goto subroutine from a sort sub);
-main::cmp_ok(substr($@,0,length($fail_msg)),'eq',$fail_msg,'goto subr from a sort sub');
+cmp_ok(substr($@,0,length($fail_msg)),'eq',$fail_msg,'goto subr from a sort sub');
eval { @output = sort {goto label} 1,2; };
$fail_msg = q(Can't "goto" out of a pseudo block);
-main::cmp_ok(substr($@,0,length($fail_msg)),'eq',$fail_msg,'goto out of a pseudo block 1');
+cmp_ok(substr($@,0,length($fail_msg)),'eq',$fail_msg,'goto out of a pseudo block 1');
sub goto_label {goto label}
label: eval { @output = sort goto_label 1,2; };
$fail_msg = q(Can't "goto" out of a pseudo block);
-main::cmp_ok(substr($@,0,length($fail_msg)),'eq',$fail_msg,'goto out of a pseudo block 2');
+cmp_ok(substr($@,0,length($fail_msg)),'eq',$fail_msg,'goto out of a pseudo block 2');
sub self_immolate {undef &self_immolate; $a<=>$b}
eval { @output = sort self_immolate 1,2,3 };
$fail_msg = q(Can't undef active subroutine);
-main::cmp_ok(substr($@,0,length($fail_msg)),'eq',$fail_msg,'undef active subr');
+cmp_ok(substr($@,0,length($fail_msg)),'eq',$fail_msg,'undef active subr');
}
rec(1);
- main::ok(!$failed, "sort from active sub");
+ ok(!$failed, "sort from active sub");
}
# $a and $b are set in the package the sort() is called from,
# *not* the package the sort sub is in. This is longstanding
# de facto behaviour that shouldn't be broken.
-package main;
my $answer = "good";
() = sort OtherPack::foo 1,2,3,4;
}
}
-main::cmp_ok($answer,'eq','good','sort subr called from other package');
+cmp_ok($answer,'eq','good','sort subr called from other package');
# Bug 36430 - sort called in package2 while a
# sort in package1 is active should set $package2::a/b.
-
-$answer = "good";
-my @list = sort { A::min(@$a) <=> A::min(@$b) }
- [3, 1, 5], [2, 4], [0];
-
-main::cmp_ok($answer,'eq','good','bug 36430');
-
-package A;
-sub min {
- my @list = sort {
- $answer = '$a and/or $b are not defined ' if !defined($a) || !defined($b);
- $a <=> $b;
- } @_;
- $list[0];
+{
+ my $answer = "good";
+ my @list = sort { A::min(@$a) <=> A::min(@$b) }
+ [3, 1, 5], [2, 4], [0];
+
+ cmp_ok($answer,'eq','good','bug 36430');
+
+ package A;
+ sub min {
+ my @list = sort {
+ $answer = '$a and/or $b are not defined ' if !defined($a) || !defined($b);
+ $a <=> $b;
+ } @_;
+ $list[0];
+ }
}
+
# Bug 7567 - an array shouldn't be modifiable while it's being
# sorted in-place.
-eval { @a=(1..8); @a = sort { @a = (0) } @a; };
-
-$fail_msg = q(Modification of a read-only value attempted);
-main::cmp_ok(substr($@,0,length($fail_msg)),'eq',$fail_msg,'bug 7567');
+{
+ eval { @a=(1..8); @a = sort { @a = (0) } @a; };
+ $fail_msg = q(Modification of a read-only value attempted);
+ cmp_ok(substr($@,0,length($fail_msg)),'eq',$fail_msg,'bug 7567');
+}
# Sorting shouldn't increase the refcount of a sub
-sub foo {(1+$a) <=> (1+$b)}
-my $refcnt = &Internals::SvREFCNT(\&foo);
-@output = sort foo 3,7,9;
-package Foo;
-ok($refcnt, &Internals::SvREFCNT(\&foo), "sort sub refcnt");
-$fail_msg = q(Modification of a read-only value attempted);
-# Sorting a read-only array in-place shouldn't be allowed
-my @readonly = (1..10);
-Internals::SvREADONLY(@readonly, 1);
-eval { @readonly = sort @readonly; };
-main::cmp_ok(substr($@,0,length($fail_msg)),'eq',$fail_msg,'in-place sort of read-only array');
-
-
+{
+ sub foo {(1+$a) <=> (1+$b)}
+ my $refcnt = &Internals::SvREFCNT(\&foo);
+ @output = sort foo 3,7,9;
+
+ {
+ package Foo;
+ ::is($refcnt, &Internals::SvREFCNT(\&foo), "sort sub refcnt");
+ $fail_msg = q(Modification of a read-only value attempted);
+ # Sorting a read-only array in-place shouldn't be allowed
+ my @readonly = (1..10);
+ Internals::SvREADONLY(@readonly, 1);
+ eval { @readonly = sort @readonly; };
+ ::cmp_ok(substr($@,0,length($fail_msg)),'eq',$fail_msg,'in-place sort of read-only array');
+ }
+}
# Using return() should be okay even in a deeper context
@b = sort {while (1) {return ($a <=> $b)} } 1..10;
-ok("@b", "1 2 3 4 5 6 7 8 9 10", "return within loop");
+is("@b", "1 2 3 4 5 6 7 8 9 10", "return within loop");
# Using return() should be okay even if there are other items
# on the stack at the time.
@b = sort {$_ = ($a<=>$b) + do{return $b<=> $a}} 1..10;
-ok("@b", "10 9 8 7 6 5 4 3 2 1", "return with SVs on stack");
+is("@b", "10 9 8 7 6 5 4 3 2 1", "return with SVs on stack");
# As above, but with a sort sub rather than a sort block.
sub ret_with_stacked { $_ = ($a<=>$b) + do {return $b <=> $a} }
@b = sort ret_with_stacked 1..10;
-ok("@b", "10 9 8 7 6 5 4 3 2 1", "return with SVs on stack");
+is("@b", "10 9 8 7 6 5 4 3 2 1", "return with SVs on stack");
projects / p5sagit/p5-mst-13.2.git / commitdiff