public function testWaterfallWithError()
{
$called = 0;
$tasks = array(function ($callback, $errback) use(&$called) {
$callback('foo');
$called++;
}, function ($foo, $callback, $errback) {
$e = new \RuntimeException('whoops');
$errback($e);
}, function ($callback, $errback) use(&$called) {
$callback('bar');
$called++;
});
$callback = $this->createCallableMock($this->never());
$errback = $this->createCallableMock($this->once());
Util::waterfall($tasks, $callback, $errback);
$this->assertSame(1, $called);
}
