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00-basic.t
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00-basic.t
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#!/usr/bin/env perl6
use v6;
use Test;
use Future;
dies-ok { Future.new };
lives-ok { Promise.new };
subtest 'Future' => {
my $f = Future.start: { 42 };
does-ok $f, Future;
is await($f), 42;
is $f.result, 42;
nok $f.is-pending;
ok $f.is-fulfilled;
nok $f.is-rejected;
}
subtest 'Promise to Future' => {
my $p = Promise.new;
isa-ok $p, Promise;
my $f = Future.awaitable($p);
does-ok $f, Future;
ok $f.is-pending;
nok $f.is-fulfilled;
nok $f.is-rejected;
$p.keep(42);
is await($f), 42;
is $f.result, 42;
nok $f.is-pending;
ok $f.is-fulfilled;
nok $f.is-rejected;
}
subtest 'Value to Future' => {
my $f = Future.immediate(42);
does-ok $f, Future;
is await($f), 42;
is $f.result, 42;
nok $f.is-pending;
ok $f.is-fulfilled;
nok $f.is-rejected;
}
subtest 'Exception to Future' => {
my $f = Future.exceptional(X::AdHoc.new(:message<bad stuff>));
does-ok $f, Future;
dies-ok { await $f };
dies-ok { $f.result };
nok $f.is-pending;
nok $f.is-fulfilled;
ok $f.is-rejected;
}
done-testing;