#!/usr/bin/perl

BEGIN {
  if ($ENV{PERL_CORE}) {
    chdir 't' if -d 't';
    chdir '../lib/ExtUtils/ParseXS'
      or die "Can't chdir to lib/ExtUtils/ParseXS: $!";
    @INC = qw(../.. ../../.. .);
  }
}
use strict;
use Test;
BEGIN { plan tests => 10 };
use DynaLoader;
use ExtUtils::ParseXS qw(process_file);
use ExtUtils::CBuilder;
ok(1); # If we made it this far, we're loaded.

chdir 't' or die "Can't chdir to t/, $!";

use Carp; $SIG{__WARN__} = \&Carp::cluck;

#########################

# Try sending to filehandle
tie *FH, 'Foo';
process_file( filename => 'XSTest.xs', output => \*FH, prototypes => 1 );
ok tied(*FH)->content, '/is_even/', "Test that output contains some text";

my $source_file = 'XSTest.c';

# Try sending to file
process_file(filename => 'XSTest.xs', output => $source_file, prototypes => 0);
ok -e $source_file, 1, "Create an output file";

# TEST doesn't like extraneous output
my $quiet = $ENV{PERL_CORE} && !$ENV{HARNESS_ACTIVE};

# Try to compile the file!  Don't get too fancy, though.
my $b = ExtUtils::CBuilder->new(quiet => $quiet);
if ($b->have_compiler) {
  my $module = 'XSTest';

  my $obj_file = $b->compile( source => $source_file );
  ok $obj_file;
  ok -e $obj_file, 1, "Make sure $obj_file exists";

  my $lib_file = $b->link( objects => $obj_file, module_name => $module );
  ok $lib_file;
  ok -e $lib_file, 1, "Make sure $lib_file exists";

  eval {require XSTest};
  ok $@, '';
  ok  XSTest::is_even(8);
  ok !XSTest::is_even(9);

  # Win32 needs to close the DLL before it can unlink it, but unfortunately
  # dl_unload_file was missing on Win32 prior to perl change #24679!
  if ($^O eq 'MSWin32' and defined &DynaLoader::dl_unload_file) {
    for (my $i = 0; $i < @DynaLoader::dl_modules; $i++) {
      if ($DynaLoader::dl_modules[$i] eq $module) {
        DynaLoader::dl_unload_file($DynaLoader::dl_librefs[$i]);
        last;
      }
    }
  }
  unless ($ENV{PERL_NO_CLEANUP}) {
    1 while unlink $obj_file;
    1 while unlink $lib_file;
  }
} else {
  skip "Skipped can't find a C compiler & linker", 1 for 1..7;
}

unless ($ENV{PERL_NO_CLEANUP}) {
  1 while unlink $source_file;
}

#####################################################################

sub Foo::TIEHANDLE { bless {}, 'Foo' }
sub Foo::PRINT { shift->{buf} .= join '', @_ }
sub Foo::content { shift->{buf} }