use warnings;
use Data::Dumper ();
use Test::More;
+use File::Slurp 'read_file';
use namespace::clean;
use Exporter 'import';
-our @EXPORT_OK = qw/split_name dumper dumper_squashed eval_without_redefine_warnings warnings_exist warnings_exist_silent/;
+our @EXPORT_OK = qw/split_name dumper dumper_squashed eval_package_without_redefine_warnings class_path no_warnings warnings_exist warnings_exist_silent slurp_file/;
use constant BY_CASE_TRANSITION =>
qr/(?<=[[:lower:]\d])[\W_]*(?=[[:upper:]])|[\W_]+/;
use constant BY_NON_ALPHANUM =>
qr/[\W_]+/;
+my $LF = "\x0a";
+my $CRLF = "\x0d\x0a";
+
sub split_name($) {
my $name = shift;
return $dd->Values([ $val ])->Dump;
}
-sub eval_without_redefine_warnings {
- my $code = shift;
+sub eval_package_without_redefine_warnings {
+ my ($pkg, $code) = @_;
my $warn_handler = $SIG{__WARN__} || sub { warn @_ };
+
local $SIG{__WARN__} = sub {
$warn_handler->(@_)
unless $_[0] =~ /^Subroutine \S+ redefined/;
};
- eval $code;
- die $@ if $@;
+
+ # This hairiness is to handle people using "use warnings FATAL => 'all';"
+ # in their custom or external content.
+ my @delete_syms;
+ my $try_again = 1;
+
+ while ($try_again) {
+ eval $code;
+
+ if (my ($sym) = $@ =~ /^Subroutine (\S+) redefined/) {
+ delete $INC{ +class_path($pkg) };
+ push @delete_syms, $sym;
+
+ foreach my $sym (@delete_syms) {
+ no strict 'refs';
+ undef *{"${pkg}::${sym}"};
+ }
+ }
+ elsif ($@) {
+ die $@ if $@;
+ }
+ else {
+ $try_again = 0;
+ }
+ }
+}
+
+sub class_path {
+ my $class = shift;
+
+ my $class_path = $class;
+ $class_path =~ s{::}{/}g;
+ $class_path .= '.pm';
+
+ return $class_path;
+}
+
+sub no_warnings(&;$) {
+ my ($code, $test_name) = @_;
+
+ my $failed = 0;
+
+ my $warn_handler = $SIG{__WARN__} || sub { warn @_ };
+ local $SIG{__WARN__} = sub {
+ $failed = 1;
+ $warn_handler->(@_);
+ };
+
+ $code->();
+
+ ok ((not $failed), $test_name);
}
sub warnings_exist(&$$) {
ok $matched, $test_name;
}
+sub slurp_file($) {
+ my $data = read_file(shift, binmode => ':encoding(UTF-8)');
+
+ $data =~ s/$CRLF|$LF/\n/g;
+
+ return $data;
+}
1;
# vim:et sts=4 sw=4 tw=0: