#!/usr/bin/perl

use strict;
use warnings;

use FindBin qw($Bin);
use Env::Bash;
use Test::More;

my $nbr = scalar keys %ENV;
$nbr-- if $ENV{SHLVL};
$nbr-- if $ENV{_};
my $nbr_tests  = $nbr + 4 + 5 + 4 + 3 + 1;
plan tests  => $nbr_tests;

my %env = ();
my( $sb, $name, $var, $i );
my @sb;
my @vars;
my $source = "$Bin/test-source.sh";

# test to check %ENV matched get_env_var

tie %env, "Env::Bash";
for my $var( sort keys %ENV ) {
    next if $var eq 'SHLVL' || $var eq '_';
    my $pv = $ENV{$var};
    my $mv = $env{$var};
    is( $pv, $mv, "compare $var" );
}

# test for array variables

 SKIP: {
     Env::Bash::_have_bash()
         or skip 'No bash executable found', 4 + 5;

       $name = 'STOOGES';
       @sb = qw( Curly Larry Moe );
       tie %env, "Env::Bash", Source => $source;
       is( $env{$name}, $sb[0], "compare sorces $name" );
       tie %env, "Env::Bash", [], Source => $source;
       $var = $env{$name};
       $i = 0;
       for my $sb( @sb ) {
           is( $var->[$i++], $sb, "compare sorces $name $sb" );
       }

       $name = 'SORCERER_MIRRORS';
       @sb = qw(
              http://distro.ibiblio.org/pub/linux/distributions/sorcerer
              ftp://ftp.phy.bnl.gov/pub/sorcerer
              ftp://sorcerer.mirrors.pair.com
              http://sorcerer.mirrors.pair.com
                );
       tie %env, "Env::Bash", Source => $source;
       is( $env{$name}, $sb[0], "compare sorces $name" );
       tie %env, "Env::Bash", [], Source => $source;
       $var = $env{$name};
       $i = 0;
       for my $sb( @sb ) {
           is( $var->[$i++], $sb, "compare sorces $name $sb" );
       }
   };

# tests exists

tie %env, "Env::Bash", Source => $source;

 SKIP: {
     $ENV{PATH}
         or skip 'PATH in $ENV', 1;

     ok( exists $env{PATH},             "check PATH exists" );

 };

 SKIP: {
     Env::Bash::_have_bash()
         or skip 'No bash executable found', 2;

       ok( exists $env{STOOGES},          "check STOOGES exists" );
       ok( exists $env{SORCERER_MIRRORS}, "check SORCERER_MIRRORS exists" );

   };

ok( ! exists $env{HAPPYFUNBALL},   "check HAPPYFUNBALL ! exists" );

# check SourceOnly

 SKIP: {
     Env::Bash::_have_bash()
         or skip 'No bash executable found', 4;

       @sb = qw( SORCERER_MIRRORS STOOGES );
       $i = 0;
       tie %env, "Env::Bash", Source => $source, SourceOnly => 1;
       while( my( $key, $value ) = each %env ) {
           ok( $key eq $sb[$i++], "check SourceOnly key $key" ) if $i < @sb;
       } 
       ok( $i == @sb, "check SourceOnly key count" );

# check for bad source script

       diag( "several failure messages should follow - that's ok" );
       eval { tie %env, "Env::Bash", Source => "$Bin/happyfunball"; };
       ok( ! $@, "check missing source failure" );

   };