use strict;

use Test::More tests => 8;

BEGIN {

    $ENV{ PERL_JSON_BACKEND } = 0;

}

BEGIN { $ENV{PERL_JSON_BACKEND} ||= "JSON::backportPP"; }

use JSON;

my $json = JSON->new;

my $complete_text = qq/{"foo":"bar"}/;

my $garbaged_text  = qq/{"foo":"bar"}\n/;

my $garbaged_text2 = qq/{"foo":"bar"}\n\n/;

my $garbaged_text3 = qq/{"foo":"bar"}\n----/;

is( ( $json->decode_prefix( $complete_text )  ) [1], 13 );

is( ( $json->decode_prefix( $garbaged_text )  ) [1], 13 );

is( ( $json->decode_prefix( $garbaged_text2 ) ) [1], 13 );

is( ( $json->decode_prefix( $garbaged_text3 ) ) [1], 13 );

eval { $json->decode( "\n" ) }; ok( $@ =~ /malformed JSON/ );

eval { $json->decode('null') }; ok $@ =~ /allow_nonref/;

eval { $json->decode_prefix( "\n" ) }; ok( $@ =~ /malformed JSON/ );

eval { $json->decode_prefix('null') }; ok $@ =~ /allow_nonref/;