public function test_get_item_defaults() {
    $block_type = 'fake/false';
    $settings   = array(
      'title'            => false,
      'description'      => false,
      'icon'             => false,
      'attributes'       => false,
      'provides_context' => false,
      'uses_context'     => false,
      'category'         => false,
      'editor_script'    => false,
      'script'           => false,
      'view_script'      => false,
      'editor_style'     => false,
      'style'            => false,
      'keywords'         => false,
      'parent'           => false,
      'supports'         => false,
      'styles'           => false,
      'render_callback'  => false,
      'textdomain'       => false,
      'example'          => false,
      'variations'       => false,
    );
    register_block_type( $block_type, $settings );
    wp_set_current_user( self::$admin_id );
    $request  = new WP_REST_Request( 'GET', '/wp/v2/block-types/' . $block_type );
    $response = rest_get_server()->dispatch( $request );
    $data     = $response->get_data();
    $this->assertSame( $block_type, $data['name'] );
    $this->assertSame( '', $data['title'] );
    $this->assertSame( '', $data['description'] );
    $this->assertNull( $data['icon'] );
    $this->assertNull( $data['editor_script'] );
    $this->assertNull( $data['script'] );
    $this->assertNull( $data['view_script'] );
    $this->assertNull( $data['editor_style'] );
    $this->assertNull( $data['style'] );
    $this->assertSameSets( array(), $data['attributes'] );
    $this->assertSameSets( array(), $data['provides_context'] );
    $this->assertSameSets( array(), $data['uses_context'] );
    $this->assertSameSets( array(), $data['keywords'] );
    $this->assertSameSets( array(), $data['parent'] );
    $this->assertSameSets( array(), $data['supports'] );
    $this->assertSameSets( array(), $data['styles'] );
    $this->assertNull( $data['example'] );
    $this->assertNull( $data['category'] );
    $this->assertNull( $data['example'] );
    $this->assertNull( $data['textdomain'] );
    $this->assertFalse( $data['is_dynamic'] );
    $this->assertSameSets( array(), $data['variations'] );
  }