React\Promise\PromiseTest\PromiseSettledTestTrait::thenShouldReturnAllowNullForSettledPromise PHP Method

    public function thenShouldReturnAllowNullForSettledPromise()
    {
        $adapter = $this->getPromiseTestAdapter();
        $adapter->settle();
        $this->assertInstanceOf('React\\Promise\\PromiseInterface', $adapter->promise()->then(null, null, null));
    }