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#!/usr/bin/perl -w
use strict;
use lib 't/lib';
use MBTest tests => 34;
blib_load('Module::Build');
use Config;
use Cwd ();
my $cwd = Cwd::cwd;
my $tmp = MBTest->tmpdir;
use DistGen;
my $dist = DistGen->new( dir => $tmp );
$dist->regen;
$dist->chdir_in;
#########################
$dist->add_file( 'script', <<'---' );
#!perl -w
print "Hello, World!\n";
---
$dist->change_build_pl
({
  module_name => $dist->name,
  scripts     => [ 'script' ],
  license     => 'perl',
  requires    => { 'File::Spec' => 0 },
});
$dist->regen;
use File::Spec::Functions qw( catdir );
my $mb = Module::Build->new_from_context(
  # Need default install paths to ensure manpages get generated.
  installdirs => 'site',
  config => {
    installman1dir  => catdir($tmp, 'man', 'man1'),
    installman3dir  => catdir($tmp, 'man', 'man3'),
    installsiteman1dir  => catdir($tmp, 'site', 'man', 'man1'),
    installsiteman3dir  => catdir($tmp, 'site', 'man', 'man3'),
    ## We also used to have HTML paths here, but building HTML docs
    ## can be super slow, and we never checked the result anyway.
  }
);
ok $mb;
my $destdir = File::Spec->catdir($cwd, 't', 'install_test' . $$);
$mb->add_to_cleanup($destdir);
{
  eval {$mb->dispatch('install', destdir => $destdir)};
  is $@, '';
  my @libdir = strip_volume( $mb->install_destination('lib') );
  my $install_to = File::Spec->catfile($destdir, @libdir, $dist->name ) . '.pm';
  file_exists($install_to);
  local @INC = (@INC, File::Spec->catdir($destdir, @libdir));
  eval "require @{[$dist->name]}";
  is $@, '';
  # Make sure there's a packlist installed
  my $archdir = $mb->install_destination('arch');
  my @dirs = strip_volume($archdir);
  my $packlist = File::Spec->catfile
                            ($destdir, @dirs, 'auto', $dist->name, '.packlist');
  is -e $packlist, 1, "$packlist should be written";
}
{
  eval {$mb->dispatch('install', installdirs => 'core', destdir => $destdir)};
  is $@, '';
  my @libdir = strip_volume( $Config{installprivlib} );
  my $install_to = File::Spec->catfile($destdir, @libdir, $dist->name ) . '.pm';
  file_exists($install_to);
}
{
  my $libdir = File::Spec->catdir(File::Spec->rootdir, 'foo', 'bar');
  eval {$mb->dispatch('install', install_path => {lib => $libdir}, destdir => $destdir)};
  is $@, '';
  my @dirs = strip_volume($libdir);
  my $install_to = File::Spec->catfile($destdir, @dirs, $dist->name ) . '.pm';
  file_exists($install_to);
}
{
  my $libdir = File::Spec->catdir(File::Spec->rootdir, 'foo', 'base');
  eval {$mb->dispatch('install', install_base => $libdir, destdir => $destdir)};
  is $@, '';
  my @dirs = strip_volume($libdir);
  my $install_to = File::Spec->catfile($destdir, @dirs, 'lib', 'perl5', $dist->name ) . '.pm';
  file_exists($install_to);
}
{
  # Test the ConfigData stuff
  $mb->config_data(foo => 'bar');
  $mb->features(baz => 1);
  $mb->auto_features(auto_foo => {requires => {'File::Spec' => 0}});
  eval {$mb->dispatch('install', destdir => $destdir)};
  is $@, '';
  my @libdir = strip_volume( $mb->install_destination('lib') );
  local @INC = (@INC, File::Spec->catdir($destdir, @libdir));
  eval "require @{[$dist->name]}::ConfigData";
  is $mb->feature('auto_foo'), 1;
  SKIP: {
    skip $@, 5 if @_;
    # Make sure the values are present
    my $config = $dist->name . '::ConfigData';
    is( $config->config('foo'), 'bar' );
    ok( $config->feature('baz') );
    ok( $config->feature('auto_foo') );
    ok( not $config->feature('nonexistent') );
    # Add a new value to the config set
    $config->set_config(floo => 'bhlar');
    is( $config->config('floo'), 'bhlar' );
    # Make sure it actually got written
    $config->write;
    delete $INC{"@{[$dist->name]}/ConfigData.pm"};
    {
      local $^W;  # Avoid warnings for subroutine redefinitions
      eval "require $config";
    }
    is( $config->config('floo'), 'bhlar' );
  }
}
eval {$mb->dispatch('realclean')};
is $@, '';
{
  # Try again by running the script rather than with programmatic interface
  my $libdir = File::Spec->catdir('', 'foo', 'lib');
  eval {$mb->run_perl_script('Build.PL', [], ['--install_path', "lib=$libdir"])};
  is $@, '';
  my $cmd = 'Build';
     $cmd .= ".COM" if $^O eq 'VMS';
  eval {$mb->run_perl_script($cmd, [], ['install', '--destdir', $destdir])};
  is $@, '';
  my $install_to = File::Spec->catfile($destdir, $libdir, $dist->name ) . '.pm';
  file_exists($install_to);
  my $basedir = File::Spec->catdir('', 'bar');
  eval {$mb->run_perl_script($cmd, [], ['install', '--destdir', $destdir,
                                              '--install_base', $basedir])};
  is $@, '';
  $install_to = File::Spec->catfile($destdir, $libdir, $dist->name ) . '.pm';
  is -e $install_to, 1, "Look for file at $install_to";
  eval {$mb->dispatch('realclean')};
  is $@, '';
}
{
  # Make sure 'install_path' overrides 'install_base'
  my $mb = Module::Build->new( module_name  => $dist->name,
                               install_base => File::Spec->catdir('', 'foo'),
                               install_path => {
                                 lib => File::Spec->catdir('', 'bar')
                               }
                             );
  ok $mb;
  is $mb->install_destination('lib'), File::Spec->catdir('', 'bar');
}
{
HideShow 10 lines of Pod
  $dist->add_file( 'lib/Simple/Docs.pod', <<'---' );
=head1 NAME
Simple::Docs - Simple pod
=head1 AUTHOR
Simple Man <simple@example.com>
=cut
---
  $dist->regen;
  # _find_file_by_type() isn't a public method, but this is currently
  # the only easy way to test that it works properly.
  my $pods = $mb->_find_file_by_type('pod', 'lib');
  is keys %$pods, 1;
  my $expect = $mb->localize_file_path('lib/Simple/Docs.pod');
  is $pods->{$expect}, $expect;
  my $pms = $mb->_find_file_by_type('awefawef', 'lib');
  ok $pms;
  is keys %$pms, 0;
  $pms = $mb->_find_file_by_type('pod', 'awefawef');
  ok $pms;
  is keys %$pms, 0;
  # revert to pristine state
  $dist->regen( clean => 1 );
}
sub strip_volume {
  my $dir = shift;
  (undef, $dir) = File::Spec->splitpath( $dir, 1 );
  my @dirs = File::Spec->splitdir($dir);
  return @dirs;
}
sub file_exists {
  my $file = shift;
  ok -e $file or diag("Expected $file to exist, but it doesn't");
}