Josegonzalez\Upload\Test\TestCase\Validation\ImageValidationTest::setup PHP Method

    public function setup()
    {
        parent::setUp();
        $this->vfs = new Vfs();
        mkdir($this->vfs->path('/tmp'));
        // Write sample image with dimensions: 20x20
        $img = fopen($this->vfs->path('/tmp/tmpimage'), "wb");
        fwrite($img, base64_decode('iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAA7DAAAOwwHHb6hkAAAAB3RJTUUH4AMUECwX5I9GIwAAACFJREFUOMtj/P//PwM1ARMDlcGogaMGjho4auCogUPFQABpCwMlgqgSYAAAAABJRU5ErkJggg=='));
        fclose($img);
        $this->data = ['name' => 'sample.txt', 'type' => 'text/plain', 'tmp_name' => $this->vfs->path('/tmp/tmpimage'), 'size' => 200, 'error' => UPLOAD_ERR_OK];
    }