~tcuthbert/wordpress/openstack-objectstorage-k8s

<?php

 

namespace React\Promise\PromiseTest;

 

trait PromisePendingTestTrait

{

    /**

     * @return \React\Promise\PromiseAdapter\PromiseAdapterInterface

     */

    abstract public function getPromiseTestAdapter(callable $canceller = null);

 

    /** @test */

    public function thenShouldReturnAPromiseForPendingPromise()

    {

        $adapter = $this->getPromiseTestAdapter();

 

        $this->assertInstanceOf('React\\Promise\\PromiseInterface', $adapter->promise()->then());

    }

 

    /** @test */

    public function thenShouldReturnAllowNullForPendingPromise()

    {

        $adapter = $this->getPromiseTestAdapter();

 

        $this->assertInstanceOf('React\\Promise\\PromiseInterface', $adapter->promise()->then(null, null, null));

    }

 

    /** @test */

    public function cancelShouldReturnNullForPendingPromise()

    {

        $adapter = $this->getPromiseTestAdapter();

 

        $this->assertNull($adapter->promise()->cancel());

    }

 

    /** @test */

    public function doneShouldReturnNullForPendingPromise()

    {

        $adapter = $this->getPromiseTestAdapter();

 

        $this->assertNull($adapter->promise()->done());

    }

 

    /** @test */

    public function doneShouldReturnAllowNullForPendingPromise()

    {

        $adapter = $this->getPromiseTestAdapter();

 

        $this->assertNull($adapter->promise()->done(null, null, null));

    }

 

    /** @test */

    public function otherwiseShouldNotInvokeRejectionHandlerForPendingPromise()

    {

        $adapter = $this->getPromiseTestAdapter();

 

        $adapter->settle();

        $adapter->promise()->otherwise($this->expectCallableNever());

    }

 

    /** @test */

    public function alwaysShouldReturnAPromiseForPendingPromise()

    {

        $adapter = $this->getPromiseTestAdapter();

 

        $this->assertInstanceOf('React\\Promise\\PromiseInterface', $adapter->promise()->always(function () {}));

    }

}