#!/usr/bin/env perl
use strict;
use warnings;
use rlib '../lib';
use Test::More;
note( "Testing Devel::CmdProcessor::Load" );

BEGIN {
use_ok( 'Devel::Trepan::Interface::User' );
use_ok( 'Devel::Trepan::IO::StringArray' );
use_ok( 'Devel::Trepan::CmdProcessor::Load' );
use_ok( ' Devel::Trepan::CmdProcessor' );
}

my $inp       = Devel::Trepan::IO::StringArrayInput->new;
my $out       = Devel::Trepan::IO::StringArrayOutput->new;
my $user_intf = Devel::Trepan::Interface::User->new($inp, $out);
my $cmdproc = Devel::Trepan::CmdProcessor->new([$user_intf]);
my $count = scalar(keys %{$cmdproc->{commands}});
cmp_ok($count, '>', 0, 'commands populated');

sub complete_it($)
{
    my $str = shift;
    my @c = $cmdproc->complete($str, $str, 0, length($str));
    return @c;
}
my @c = complete_it("help una");
is(scalar @c, 1, 'help "una"');
is($c[0], 'unalias');

@c = complete_it("set base");
is(scalar @c, 1);
is($c[0], 'basename');

@c = complete_it("help set diff");
is(scalar @c, 1);
is($c[0], 'different');

@c = complete_it("set basename ");
is(scalar @c, 2);
@c = sort @c;
is($c[0], 'off');
is($c[1], 'on');

@c = complete_it("set basename of");
is(scalar @c, 1);
is($c[0], 'off');

@c = complete_it("set basename off");
is(scalar @c, 0);

@c = complete_it("set basename on ");
is(scalar @c, 0);

@c = complete_it("set ");
cmp_ok(scalar @c, '>', 2, 'set commands populated');

is(0, scalar @{$out->{output}}, join("\n", @{$out->{output}}));
$cmdproc->run_cmd(['help', '*']);
cmp_ok(scalar @{$out->{output}}, '>', 0);
$out->{output} = [];
$cmdproc->run_cmd([]);     # Invalid - empty Array
is($out->{output}[0] =~ /^\*\*/, 1);
$out->{output} = [];
$cmdproc->run_cmd('foo');  # Invalid - not an Array
is($out->{output}[0] =~ /^\*\*/, 1);
done_testing();