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#!/usr/bin/perl -w
use strict;
use warnings;
use SDL;
use SDL::Config;

my $audiodriver;

BEGIN {
use Config;
if ( !$Config{'useithreads'} ) {
print("1..0 # Skip: Perl not compiled with 'useithreads'\n");
exit(0);
}
require threads;
require threads::shared;


use Test::More;
use lib 't/lib';
use SDL::TestTool;

$audiodriver = $ENV{SDL_AUDIODRIVER};
$ENV{SDL_AUDIODRIVER} = 'dummy' unless $ENV{SDL_RELEASE_TESTING};

if ( !SDL::TestTool->init(SDL_INIT_AUDIO) ) {
plan( skip_all => 'Failed to init sound' );
} elsif ( !SDL::Config->has('SDL_mixer') ) {
plan( skip_all => 'SDL_mixer support not compiled' );
}
}

use SDL::Mixer;
use SDL::Mixer::Channels;
use SDL::Mixer::Samples;
my $can_open = SDL::Mixer::open_audio( 44100, SDL::Audio::AUDIO_S16SYS, 2, 4096 );

unless($can_open == 0)
{
plan( skip_all => 'Cannot open audio :'.SDL::get_error() );
}

is( $can_open ,
0, '[open_audio] ran'
  );

is( SDL::Mixer::Channels::allocate_channels(4),
4, "[allocate_channels] 4 channels allocated"
  );

my $finished :shared = 0;
my $callback = sub {
my $channel = shift;
printf( "[channel_finished] callback called for channel %d\n", $channel);
$finished++;
};
SDL::Mixer::Channels::channel_finished($callback);
pass '[channel_finished] registered callback';

my $delay = 500;
my $audio_test_file = 'test/data/silence.wav';

if ( $ENV{'SDL_RELEASE_TESTING'} ) {
SDL::Mixer::Channels::volume( -1, 10 );
is( SDL::Mixer::Channels::volume( -1, 20 ),
10, "[volume] set to 20, previously was 10"
);
$delay = 2000;
$audio_test_file = 'test/data/sample.wav';
} else {
SDL::Mixer::Channels::volume( -1, 10 );
is( SDL::Mixer::Channels::volume( -1, 1 ),
10, "[volume] set to 1, previously was 10"
);
}

my $sample_chunk = SDL::Mixer::Samples::load_WAV($audio_test_file);
my $playing_channel = SDL::Mixer::Channels::play_channel( -1, $sample_chunk, -1 );
isnt(
$playing_channel, -1,
"[play_channel] plays $audio_test_file on channel " . $playing_channel
);
is( SDL::Mixer::Channels::fading_channel($playing_channel),
MIX_NO_FADING, "[fading_channel] channel $playing_channel is not fading"
  );
is( SDL::Mixer::Channels::playing($playing_channel),
1, "[playing] channel $playing_channel is playing"
  );
is( SDL::Mixer::Channels::paused($playing_channel),
0, "[paused] channel $playing_channel is not paused"
  );
ok( $delay, 'delay definedness madness test #1' );
my $fading_channels = SDL::Mixer::Channels::fade_out_channel( $playing_channel, $delay );
is( $fading_channels > 0,
1, "[fade_out_channel] $delay ms for $fading_channels channel(s)"
  );
is( SDL::Mixer::Channels::fading_channel($playing_channel),
MIX_FADING_OUT, "[fading_channel] channel $playing_channel is fading out"
  );
ok( $delay, 'delay definedness madness test #2' );
SDL::delay($delay);
ok( $delay, 'delay definedness madness test #3' );

$playing_channel = SDL::Mixer::Channels::fade_in_channel( -1, $sample_chunk, 0, $delay );
ok( $delay, 'delay definedness madness test #4' );

isnt(
$playing_channel, -1,
"[fade_in_channel] $delay ms for channel $playing_channel"
);
is( SDL::Mixer::Channels::fading_channel($playing_channel),
MIX_FADING_IN, "[fading_channel] channel $playing_channel is fading in"
  );
ok( $delay, 'delay definedness madness test #5' );

SDL::delay($delay);
ok( $delay, 'delay definedness madness test #6' );

SDL::Mixer::Channels::pause(-1);
pass '[pause] ran';
is( SDL::Mixer::Channels::paused($playing_channel),
1, "[paused] channel $playing_channel is paused"
  );


SDL::delay( $delay / 4 );
ok( $delay, 'delay definedness madness test #7' );

SDL::Mixer::Channels::resume(-1);
pass '[resume] ran';

SDL::delay($delay);
ok( $delay, 'delay definedness madness test #8' );

is( SDL::Mixer::Channels::halt_channel($playing_channel),
0, "[halt_channel] stop channel $playing_channel"
  );
is( SDL::Mixer::Channels::playing($playing_channel),
0, "[playing] channel $playing_channel is not playing"
  );

SDL::delay($delay);
ok( $delay, 'delay definedness madness test #9' );

$playing_channel = SDL::Mixer::Channels::play_channel_timed( -1, $sample_chunk, 0, $delay );
ok( $delay, 'delay definedness madness test #10' );

isnt(
$playing_channel, -1,
"[play_channel_timed] play $delay ms for channel $playing_channel"
);
SDL::delay( $delay / 4 );
ok( $delay, 'delay definedness madness test #11' );

my $expire_channel = SDL::Mixer::Channels::expire_channel( $playing_channel, $delay );
ok( $delay, 'delay definedness madness test #12' );

is( $expire_channel > 0,
1,
"[expire_channel] stops after $delay ms for $expire_channel channel(s)"
  );

SDL::delay($delay);
ok( $delay, 'delay definedness madness test #13' );

$playing_channel = SDL::Mixer::Channels::fade_in_channel_timed(
-1, $sample_chunk, 0, $delay,
$delay * 2
);
ok( $delay, 'delay definedness madness test #14' );

isnt(
$playing_channel, -1,
"[fade_in_channel_timed] play " . ( $delay * 2 ) . " ms after $delay ms fade in for channel $playing_channel"
);

isa_ok(
SDL::Mixer::Channels::get_chunk($playing_channel),
'SDL::Mixer::MixChunk', '[get_chunk]'
);

SDL::delay(1000);
ok( $delay, 'delay definedness madness test #15' );

SDL::Mixer::close_audio();
pass '[close_audio] ran';

is( $finished > 0,
1, '[callback_finished] called the callback got ' . $finished
  );

if ($audiodriver) {
$ENV{SDL_AUDIODRIVER} = $audiodriver;
} else {
delete $ENV{SDL_AUDIODRIVER};
}

sleep(1);

done_testing();
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