use strict;
use warnings;
-our ($call, $test, $local, $testlocal, $allblocks);
+our ($call, $test, $allblocks);
-$local = sub {
+our $local_var = '$x';
+
+our $local_decl = sub {
+ my $x = $_[3];
+ return "local $local_var = $x;\n";
+};
+
+our $local_cond = sub {
my $x = $_[3];
- return "local \$x = $x;\n";
+ return defined $x ? "($local_var eq $x)" : "(!defined($local_var))";
};
-$testlocal = sub {
+our $local_test = sub {
my ($height, $level, $i, $x) = @_;
- my $j = defined $x ? $x : 'undef';
- return "is(\$x, $j, 'x h=$height, l=$level, i=$i');\n";
+ my $cond = $local_cond->(@_);
+ return "ok($cond, 'local h=$height, l=$level, i=$i');\n";
};
my @blocks = (
[ 'eval q[', '];' ],
);
+push @blocks, [ 'given (1) {', '}' ] if "$]" >= 5.010_001 and "$]" < 5.037_010;
+
+my %exports = (
+ verbose_is => \&verbose_is,
+);
+
sub import {
+ if ("$]" >= 5.017_011) {
+ require warnings;
+ warnings->unimport('experimental::smartmatch');
+ }
+
if ("$]" >= 5.010_001) {
- push @blocks, [ 'given (1) {', '}' ];
require feature;
feature->import('switch');
}
+
+ my $pkg = caller;
+ while (my ($name, $code) = each %exports) {
+ no strict 'refs';
+ *{$pkg.'::'.$name} = $code;
+ }
}
@blocks = map [ map "$_\n", @$_ ], @blocks;
+sub verbose_is ($$;$) {
+ my ($a, $b, $desc) = @_;
+
+ if (defined $::testcase
+ and (defined $b) ? (not defined $a or $a ne $b) : defined $a) {
+ Test::Leaner::diag(<<DIAG);
+=== This testcase failed ===
+$::testcase
+==== vvvvv Errors vvvvvv ===
+DIAG
+ undef $::testcase;
+ }
+
+ Test::Leaner::is($a, $b, $desc);
+}
+
sub _block {
my ($height, $level, $i) = @_;
my $j = $height - $i;
sub gen {
my ($height, $level, $i, $x) = @_;
- push @_, $i = 0 if @_ == 2;
+
+ if (@_ == 2) {
+ $i = 0;
+ push @_, $i;
+ }
+
return $call->(@_) if $height < $i;
+
my @res;
my @blks = $allblocks ? @blocks : _block(@_);
+
my $up = gen($height, $level, $i + 1, $x);
+ my $t = $test->(@_);
+ my $loct = $local_test->(@_);
for my $base (@$up) {
for my $blk (@blks) {
- push @res, $blk->[0] . $base . $test->(@_) . $testlocal->(@_) . $blk->[1];
+ push @res, join '', $blk->[0], $base, $t, $loct, $blk->[1];
}
}
- $_[3] = $i + 1;
- $up = gen($height, $level, $i + 1, $i + 1);
+
+ $_[3] = $x = $i + 1;
+ $up = gen($height, $level, $i + 1, $x);
+ $t = $test->(@_);
+ my $locd = $local_decl->(@_);
+ $loct = $local_test->(@_);
for my $base (@$up) {
for my $blk (@blks) {
- push @res, $blk->[0] .
- $local->(@_) . $base . $test->(@_) . $testlocal->(@_)
- . $blk->[1];
+ push @res, join '', $blk->[0], $locd, $base, $t, $loct, $blk->[1];
}
}
+
return \@res;
}