#!/usr/bin/perl
use strict;
use warnings;
use Test::More;
use File::Temp qw( tempfile );
package TestParser;
use base qw( Parser::MGC );
sub parse
{
my $self = shift;
return $self->token_int;
}
package main;
my $parser = TestParser->new;
isa_ok( $parser, "TestParser", '$parser' );
isa_ok( $parser, "Parser::MGC", '$parser' );
my $value = $parser->from_string( "\t123" );
is( $value, 123, '->from_string' );
ok( !eval { $parser->from_string( "\t123." ) }, 'Trailing input on string fails' );
is( $@,
qq[Expected end of input on line 1 at:\n].
qq[\t123.\n].
qq[\t ^\n],
'Exception from trailing input on string' );
ok( !eval { $parser->from_file( \*DATA ) }, 'Trailing input on glob filehandle fails' );
is( $@,
qq[Expected end of input on line 1 at:\n].
qq[ 123.\n].
qq[ ^\n],
'Exception from trailing input on glob filehandle' );
my ( $fh, $filename ) = tempfile( "tmpfile.XXXXXX", UNLINK => 1 );
END { defined $filename and unlink $filename }
print $fh " 123.\n";
close $fh;
ok( !eval { $parser->from_file( $filename ) }, 'Trailing input on named file fails' );
is( $@,
qq[Expected end of input in $filename on line 1 at:\n].
qq[ 123.\n].
qq[ ^\n],
'Exception from trailing input on named file' );
done_testing;
__DATA__
123.