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|
#!/usr/bin/perl
use v5.18;
use warnings;
use Test2::V0 0.000148; # is_refcount
use Test2::Require::Module 'Future' => '0.49';
use Test2::Require::Module 'Future::AsyncAwait' => '0.45';
use Test2::Require::Module 'Object::Pad' => '0.800';
BEGIN {
# If Future::XS is installed, then check it's at least 0.08; earlier
# versions will crash
if( eval { require Future::XS } ) {
plan skip_all => "Future::XS is installed but it is older than 0.08"
unless eval { Future::AsyncAwait->VERSION( '0.08' ); };
}
}
use Future::AsyncAwait;
use Object::Pad;
# async method
{
class Thunker {
field $_times_thunked = 0;
method count { $_times_thunked }
async method thunk {
my ( $f ) = @_;
await $f;
$_times_thunked++;
return "result";
}
}
my $thunker = Thunker->new;
is_oneref( $thunker, 'after ->new' );
my $f1 = Future->new;
my $fret = $thunker->thunk( $f1 );
is_refcount( $thunker, 3, 'during async sub' );
# +1 because $self, +1 because of @(Object::Pad/slots) pseudolexical
is( $thunker->count, 0, 'count is 0 before $f1->done' );
$f1->done;
is_oneref( $thunker, 'after ->done' );
is( $thunker->count, 1, 'count is 1 after $f1->done' );
is( $fret->get, "result", '$fret for await in async method' );
}
# RT133564
{
# Hard to test this one but running the test itself shouldn't produce any
# warnings of "Attempt to free unreferenced scalar ..."
my $thunker = Thunker->new;
eval {
my $f = $thunker->thunk( Future->new );
die "Oopsie\n";
};
ok( 1, "No segfault for RT133564 test" );
}
# RT137649
{
my $waitf;
role Role { async method m { await $waitf = Future->new } }
class Class { apply Role; }
my $obj = Class->new;
my $f1 = $obj->m;
$waitf->done( "first" );
is( await $f1, "first", 'First call OK' );
my $f2 = $obj->m;
$waitf->done( "second" );
is( await $f2, "second", 'Second call OK' );
}
# RT151046
if( $^V ge v5.26 ) {
eval <<'EOPERL' or die $@;
role RT151046 { async method foo(); }
EOPERL
pass( 'Required method declarations may be declared as async' );
}
done_testing;
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