Bitpay\Storage\FilesystemStorageTest::testLoad PHP Method

    public function testLoad()
    {
        $storage = new FilesystemStorage();
        vfsStream::newFile('public.key')->at($this->root)->setContent('C:16:"Bitpay\\PublicKey":62:{a:5:{i:0;s:20:"vfs://tmp/public.key";i:1;N;i:2;N;i:3;N;i:4;N;}}');
        $key = $storage->load(vfsStream::url('tmp/public.key'));
        $this->assertInstanceOf('Bitpay\\PublicKey', $key);
    }