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#!/usr/bin/perl -w
use strict;
use IO::Async::Test;
use Test::More tests => 31;
use Test::Exception;
use Test::Refcount;
use Time::HiRes qw( time );
use IO::Async::Timer::Periodic;
use IO::Async::Loop::Poll;
use constant AUT => $ENV{TEST_QUICK_TIMERS} ? 0.1 : 1;
# Kindof like Test::Timer only we use Time::HiRes
# We'll be quite lenient on the time taken, in case of heavy test machine load
sub time_about
{
my ( $code, $target, $name ) = @_;
my $lower = $target*0.75;
my $upper = $target*1.5 + 1;
my $now = time;
$code->();
my $took = (time - $now) / AUT;
cmp_ok( $took, '>', $lower, "$name took at least $lower" );
cmp_ok( $took, '<', $upper, "$name took no more than $upper" );
}
my $loop = IO::Async::Loop::Poll->new();
testing_loop( $loop );
my $tick = 0;
my @targs;
my $timer = IO::Async::Timer::Periodic->new(
interval => 2 * AUT,
on_tick => sub { @targs = @_; $tick++ },
);
ok( defined $timer, '$timer defined' );
isa_ok( $timer, "IO::Async::Timer", '$timer isa IO::Async::Timer' );
is_oneref( $timer, '$timer has refcount 1 initially' );
$loop->add( $timer );
is_refcount( $timer, 2, '$timer has refcount 2 after adding to Loop' );
is( $timer->start, $timer, '$timer->start returns $timer' );
is_refcount( $timer, 2, '$timer has refcount 2 after starting' );
ok( $timer->is_running, 'Started Timer is running' );
time_about( sub { wait_for { $tick == 1 } }, 2, 'Timer works' );
is_deeply( \@targs, [ $timer ], 'on_tick args' );
ok( $timer->is_running, 'Timer is still running' );
time_about( sub { wait_for { $tick == 2 } }, 2, 'Timer works a second time' );
$loop->loop_once( 1 * AUT );
$timer->stop;
$loop->loop_once( 2 * AUT );
ok( $tick == 2, "Stopped timer doesn't tick" );
undef @targs;
is_refcount( $timer, 2, '$timer has refcount 2 before removing from Loop' );
$loop->remove( $timer );
is_oneref( $timer, '$timer has refcount 1 after removing from Loop' );
ok( !$timer->is_running, 'Removed timer not running' );
$loop->add( $timer );
$timer->configure( interval => 1 * AUT );
$timer->start;
time_about( sub { wait_for { $tick == 3 } }, 1, 'Reconfigured timer interval works' );
dies_ok( sub { $timer->configure( interval => 5 ); },
'Configure a running timer fails' );
$loop->remove( $timer );
undef @targs;
is_oneref( $timer, 'Timer has refcount 1 finally' );
undef $timer;
## Subclass
my $sub_tick = 0;
$timer = TestTimer->new(
interval => 2 * AUT,
);
ok( defined $timer, 'subclass $timer defined' );
isa_ok( $timer, "IO::Async::Timer", 'subclass $timer isa IO::Async::Timer' );
is_oneref( $timer, 'subclass $timer has refcount 1 initially' );
$loop->add( $timer );
is_refcount( $timer, 2, 'subclass $timer has refcount 2 after adding to Loop' );
$timer->start;
is_refcount( $timer, 2, 'subclass $timer has refcount 2 after starting' );
ok( $timer->is_running, 'Started subclass Timer is running' );
time_about( sub { wait_for { $sub_tick == 1 } }, 2, 'subclass Timer works' );
is_refcount( $timer, 2, 'subclass $timer has refcount 2 before removing from Loop' );
$loop->remove( $timer );
is_oneref( $timer, 'subclass $timer has refcount 1 after removing from Loop' );
undef $timer;
package TestTimer;
use base qw( IO::Async::Timer::Periodic );
sub on_tick { $sub_tick++ }
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