public function testFilter()
{
$predicate = Predicate(function ($value) {
return $value % 2 === 0;
});
$this->assertTrue(Arrays::isArray(Repeatables::filter(self::getArray(), $predicate)));
$this->assertTrue(Traversables::isTraversable(Repeatables::filter(self::getIterator(), $predicate)));
$this->assertTrue(Traversables::isTraversable(Repeatables::filter(self::getIteratorAggregate(), $predicate)));
$repeatables = [self::getArray(), self::getIterator(), self::getIteratorAggregate()];
foreach ($repeatables as $repeatable) {
foreach (Repeatables::filter($repeatable, $predicate) as $value) {
$this->assertTrue($value % 2 === 0);
}
}
}
public function testPredicate()
{
$this->assertEquals(Callables::newPredicate(self::get1Ary()), Predicate(self::get1Ary()));
$this->assertEquals(Callables::newPredicate(self::get2Ary()), Predicate(self::get2Ary()));
$this->assertEquals(Callables::newPredicate(self::get3Ary()), Predicate(self::get3Ary()));
}