class ResultTest

class ResultTest extends UnitTestCase {
  
  /**
   * The view executable object.
   *
   * @var \Drupal\views\ViewExecutable
   */
  protected $view;
  
  /**
   * The Result handler.
   *
   * @var \Drupal\views\Plugin\views\area\Result
   */
  protected $resultHandler;
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $storage = $this->prophesize(View::class);
    $storage->label()
      ->willReturn('ResultTest');
    $storage->set(Argument::cetera())
      ->willReturn(NULL);
    $user = $this->prophesize(AccountInterface::class)
      ->reveal();
    $views_data = $this->prophesize(ViewsData::class)
      ->reveal();
    $route_provider = $this->prophesize(RouteProviderInterface::class)
      ->reveal();
    $this->view = new ViewExecutable($storage->reveal(), $user, $views_data, $route_provider);
    $this->resultHandler = new Result([], 'result', []);
    $this->resultHandler->view = $this->view;
  }
  
  /**
   * Tests the query method.
   */
  public function testQuery() {
    $this->assertNull($this->view->get_total_rows);
    // @total should set get_total_rows.
    $this->resultHandler->options['content'] = '@total';
    $this->resultHandler
      ->query();
    $this->assertTrue($this->view->get_total_rows);
    // A different token should not.
    $this->view->get_total_rows = NULL;
    $this->resultHandler->options['content'] = '@current_page';
    $this->resultHandler
      ->query();
    $this->assertNull($this->view->get_total_rows);
  }
  
  /**
   * Tests the rendered output of the Result area handler.
   *
   * @param string $content
   *   The content to use when rendering the handler.
   * @param string $expected
   *   The expected content string.
   * @param int $items_per_page
   *   The items per page of the configuration.
   *
   * @dataProvider providerTestResultArea
   */
  public function testResultArea($content, $expected, $items_per_page = 0) {
    $this->setupViewPager($items_per_page);
    $this->resultHandler->options['content'] = $content;
    $this->assertEquals([
      '#markup' => $expected,
    ], $this->resultHandler
      ->render());
  }
  
  /**
   * Data provider for testResultArea.
   *
   * @return array
   */
  public function providerTestResultArea() {
    return [
      [
        '@label',
        'ResultTest',
      ],
      [
        '@start',
        '1',
      ],
      [
        '@start',
        '1',
        1,
      ],
      [
        '@end',
        '100',
      ],
      [
        '@end',
        '1',
        1,
      ],
      [
        '@total',
        '100',
      ],
      [
        '@total',
        '100',
        1,
      ],
      [
        '@per_page',
        '0',
      ],
      [
        '@per_page',
        '1',
        1,
      ],
      [
        '@current_page',
        '1',
      ],
      [
        '@current_page',
        '1',
        1,
      ],
      [
        '@current_record_count',
        '100',
      ],
      [
        '@current_record_count',
        '1',
        1,
      ],
      [
        '@page_count',
        '1',
      ],
      [
        '@page_count',
        '100',
        1,
      ],
      [
        '@start | @end | @total',
        '1 | 100 | 100',
      ],
      [
        '@start | @end | @total',
        '1 | 1 | 100',
        1,
      ],
    ];
  }
  
  /**
   * Sets up a mock pager on the view executable object.
   *
   * @param int $items_per_page
   *   The value to return from getItemsPerPage().
   */
  protected function setupViewPager($items_per_page = 0) {
    $pager = $this->prophesize(PagerPluginBase::class);
    $pager->getItemsPerPage()
      ->willReturn($items_per_page)
      ->shouldBeCalledTimes(1);
    $pager->getCurrentPage()
      ->willReturn(0)
      ->shouldBeCalledTimes(1);
    $this->view->pager = $pager->reveal();
    $this->view->style_plugin = new \stdClass();
    $this->view->total_rows = 100;
    $this->view->result = [
      1,
      2,
      3,
      4,
      5,
    ];
  }

}