60identity.t #2

#!/usr/local/bin/perl -w

=head1 NAME

identity.t - test VCP::Filter::identity

=cut

use strict ;

use Carp ;
use File::Spec ;
use Test ;
use VCP::TestUtils ;

my %seen ;
my @perl = ( $^X, map {
      my $s = $_ ;
      $s = File::Spec->rel2abs( $_ ) ;
      "-I$s" ;
   } grep ! $seen{$_}++, @INC
) ;

## We always run vcp by doing a @perl, vcp, to make sure that vcp runs under
## the same version of perl that we are running under.
my $vcp = 'vcp' ;
$vcp = "bin/$vcp"    if -e "bin/$vcp" ;
$vcp = "../bin/$vcp" if -e "../bin/$vcp" ;

$vcp = File::Spec->rel2abs( $vcp ) ;

my @vcp = ( @perl, $vcp ) ;


my $t = -d 't' ? 't/' : '' ;

my @tests = (
##
## Empty imports, used here just to see if commad line parsing is ok and
## that a really simple file can make it through the XML parser ok.
##
sub {
   run [ @vcp, qw( - identity: - ) ], \"<revml/>" ;
   ok $?, 0, "`vcp revml:- identiry: revml:` return value"  ;
},

sub {
   run [ @vcp, qw( - identity: - ) ], \"<revml/>" ;
   ok $?, 0, "`vcp revml:- identiry: revml:` return value"  ;
},

sub {
  eval {
     my $out ;
     my $infile  = $t . "test-revml-in-0.revml" ;
     ## $in and $out allow us to avoide execing diff most of the time.
     run [ @vcp, $infile, qw( identity: - ), "--sort-by=name,rev_id" ],
        \undef, \$out;

     my $in = slurp( $infile ) ;
     assert_eq $infile, $in, $out ;
  } ;
  ok $@ || '', '', 'diff' ;
},

sub {
  eval {
     my $out ;
     my $infile  = $t . "test-revml-in-0.revml" ;
     ## $in and $out allow us to avoide execing diff most of the time.
     run [ @vcp, $infile, qw( identity: identity: - ), "--sort-by=name,rev_id"],
        \undef, \$out;

     my $in = slurp( $infile ) ;
     assert_eq $infile, $in, $out ;
  } ;
  ok $@ || '', '', 'diff' ;
},
) ;

plan tests => scalar( @tests ) ;

unless ( -e $vcp ) {
   print STDERR "# '$vcp' not found\n" ;
   skip( 1, '' ) for @tests ;
   exit ;
}

$_->() for @tests ;