php-src/tests/lang/foreachLoopIteratorAggregate.002.phpt

--TEST--
IteratorAggregate::getIterator bad return type
--FILE--
<?php

class bad1 implements IteratorAggregate {
    #[ReturnTypeWillChange]
    function getIterator() {
        return null;
    }
}

class bad2 implements IteratorAggregate {
    #[ReturnTypeWillChange]
    function getIterator() {
        return new stdClass;
    }
}

class bad3 implements IteratorAggregate {
    #[ReturnTypeWillChange]
    function getIterator() {
        return 1;
    }
}

class bad4 implements IteratorAggregate {
    #[ReturnTypeWillChange]
    function getIterator() {
        return array(1,2,3);
    }
}


function f($className) {
    try {
        foreach (new $className as $k=>$v) {
            echo "$k => $v\n";
        }
    } catch (Exception $e) {
            echo $e->getLine() . ": " . $e->getMessage() ."\n";
    }
}

f("bad1");
f("bad2");
f("bad3");
f("bad4");

?>
--EXPECT--
34: Objects returned by bad1::getIterator() must be traversable or implement interface Iterator
34: Objects returned by bad2::getIterator() must be traversable or implement interface Iterator
34: Objects returned by bad3::getIterator() must be traversable or implement interface Iterator
34: Objects returned by bad4::getIterator() must be traversable or implement interface Iterator