#!/usr/bin/env perl
require 5.008;
use warnings;
use strict;
use File::Copy;

unshift(@INC, '.');
require qpdf_test_helpers;

chdir("qpdf") or die "chdir testdir failed: $!\n";

require TestDriver;

cleanup();

my $td = new TestDriver('overwrite-self');

my $n_tests = 3;

copy("minimal.pdf", "a.pdf");
copy("minimal.pdf", "split-out.pdf");
# Also tests @- for reading args from stdin
$td->runtest("don't overwrite self",
             {$td->COMMAND => "(echo a.pdf; echo a.pdf) | qpdf \@-"},
             {$td->REGEXP => "input file and output file are the same.*",
              $td->EXIT_STATUS => 2});
$td->runtest("output is not really output for split",
             {$td->COMMAND => "qpdf --split-pages split-out.pdf split-out.pdf"},
             {$td->STRING => "", $td->EXIT_STATUS => 0});
$td->runtest("don't overwrite self (split)",
             {$td->COMMAND =>
                  "qpdf --split-pages split-out-1.pdf split-out.pdf"},
             {$td->REGEXP =>
                  ".*split pages would overwrite.* split-out-1.pdf",
                  $td->EXIT_STATUS => 2});

cleanup();
$td->report($n_tests);