/** @dataProvider valueDataProvider */
public function testDelayGeneratorCreator($value)
{
static $index = 0;
$this->given($timeout = 500, $current = 0, $this->function->microtime = function () use($timeout, &$current) {
$value = $current;
$current += $timeout / 1000;
return $value;
}, $creator = function ($limit, $value) {
while ($limit-- > 0) {
yield;
}
return (function () use($value) {
yield;
return $value;
})();
})->then->object($generator = testedClass::delay($timeout, $creator(3, $value)))->isInstanceOf(\generator::class)->variable(async\runtime::await($generator))->isIdenticalTo($value)->function('microtime')->wasCalledWithArguments(true)->exactly(++$index * 2);
}
function read($stream, callable $data = null, $length = null) : \generator
{
if (is_resource($stream) === false) {
throw new \invalidArgumentException();
}
$data = $data ?? function () {
};
do {
$read = [$stream];
$write = $except = null;
$select = stream_select($read, $write, $except, 0);
if ($select > 0) {
$buffer = stream_get_contents($read[0], $length ?: -1);
if ($buffer !== '') {
runtime::await($data($buffer));
}
}
$cancel = yield;
$metadata = stream_get_meta_data($stream);
} while (($metadata['eof'] === false || $metadata['unread_bytes'] > 0) && $cancel == false);
}
/** @dataProvider valueDataProvider */
public function testSomeGeneratorCreators($value, $otherValue = null)
{
$this->given($otherValue = $otherValue ?? $value, $creator = function ($limit, $value) {
while ($limit-- > 0) {
yield;
}
return (function () use($value) {
yield;
return $value;
})();
})->then->object($generator = testedClass::some(1, $creator(5, $value), $creator(3, $otherValue)))->isInstanceOf(\generator::class)->variable(testedClass::await($generator))->isIdenticalTo([1 => $otherValue])->object($generator = testedClass::some(2, $creator(5, $value), $creator(3, $otherValue)))->isInstanceOf(\generator::class)->variable(testedClass::await($generator))->isIdenticalTo([$value, $otherValue]);
}
function fork(&$generators) : \generator
{
return runtime::fork($generators);
}