#!/usr/bin/perl

use strict;

use Scalar::Util qw(blessed);

use constant NO_SUCH_FILE => "this_file_or_dir_had_better_not_exist_XYZZY";

use Test::More tests => 7;

use Fatal();

# Silence the warnings from using Fatal qw(:lexical)

# Lexical tests using the internal interface.

my @warnings;

eval {

    # Filter out deprecation warning (no warnings qw(deprecated) does

    # not seem to work for some reason)

    local $SIG{'__WARN__'} = sub {

        push(@warnings, @_) unless $_[0] =~ m/Fatal qw\(:lexical/;

    };

    Fatal->import(qw(:lexical :void))

};

like($@, qr{:void cannot be used with lexical}, ":void can't be used with :lexical");

warn($_) while shift @warnings;

eval { Fatal->import(qw(open close :lexical)) };

like($@, qr{:lexical must be used as first}, ":lexical must come first");

{

	BEGIN {

	    # Filter out deprecation warning (no warnings qw(deprecated) does

	    # not seem to work for some reason)

	    local $SIG{'__WARN__'} = sub {

	        push(@warnings, @_) unless $_[0] =~ m/Fatal qw\(:lexical/;

	    };

	    import Fatal qw(:lexical chdir);

	};

	warn($_) while shift @warnings;

	eval { chdir(NO_SUCH_FILE); };

	my $err = $@;

	like ($err, qr/^Can't chdir/, "Lexical fatal chdir");

	{

		no Fatal qw(:lexical chdir);

		eval { chdir(NO_SUCH_FILE); };

		is ($@, "", "No lexical fatal chdir");

        }

	eval { chdir(NO_SUCH_FILE); };

	$err = $@;

	like ($err, qr/^Can't chdir/, "Lexical fatal chdir returns");

}

eval { chdir(NO_SUCH_FILE); };

is($@, "", "Lexical chdir becomes non-fatal out of scope.");

eval { Fatal->import('2+2'); };

like($@,qr{Bad subroutine name},"Can't use fatal with invalid sub names");