#!/usr/local/bin/perl -w                                                        
                                                                                
# Before `make install' is performed this script should be runnable with        
# `make test'. After `make install' it should work as `perl access.t'           
                                                                                
##################### We start with some black magic to print on failure.       

use strict;
use warnings;

use Test::More tests => 3;

use UMLS::Interface;
use File::Spec;
use File::Path;

if(!(-d "t")) {   
    print STDERR "Error - program must be run from UMLS::Similarity\n";
    print STDERR "directory as : perl t/findLeastCommonSubsumer.t \n";
    exit;  
}

#  initialize option hash
my %option_hash = ();

#  set the option hash
$option_hash{"realtime"} = 1;
#$option_hash{"debug"} = 1;
$option_hash{"t"} = 1;

#  connect to the UMLS-Interface
my $umls = UMLS::Interface->new(\%option_hash);
ok($umls);

#  get the version of umls that is being used
my $version = $umls->version();

#  set the key directory (create it if it doesn't exist)
my $keydir = File::Spec->catfile('t','key', $version);
if(! (-e $keydir) ) {
    File::Path->make_path($keydir);
}
my $perl     = $^X;
my $util_prg = File::Spec->catfile('utils', 'findLeastCommonSubsumer.pl');

my ($keyfile, $config, $infile, $output);

### Note : if a key for the version of UMLS is being run on 
###        exists we will test our run against the key 
###        otherwise the key will be created
#######################################################################################
#  check mth tests
#######################################################################################
$keyfile = File::Spec->catfile($keydir, 'findLeastCommonSubsumer.mth.rb-rn');
$config  = File::Spec->catfile('t', 'config', 'config.mth.rb-rn');
$infile  = "t/tests/findLeastCommonSubsumer.mth.rb-rn";

$output = `$perl $util_prg --config $config --realtime --infile $infile 2>&1`;

if(-e $keyfile) {
    ok (open KEY, $keyfile) or diag "Could not open $keyfile: $!";
    my $key = "";
    while(<KEY>) { $key .= $_; } close KEY;
    cmp_ok($output, 'eq', $key);
}
else {
    ok(open KEY, ">$keyfile") || diag "Could not open $keyfile: $!";
    print KEY $output;
    close KEY; 
  SKIP: {
      skip ("Generating key, no need to run test", 1);
    }
}