clickPreviewLinkAJAX example

$this->assertClass($elements[2], 'pager__item', 'Element for page 3 has .pager__item class.');
    $this->assertNotEmpty($elements[2]->find('css', 'a'), 'Link to page 3 found.');

    $this->assertClass($elements[3], 'pager__item--next', 'Element for next page has .pager__item--next class.');
    $this->assertNotEmpty($elements[3]->find('css', 'a'), 'Link to next page found.');

    $this->assertClass($elements[4], 'pager__item--last', 'Element for last page has .pager__item--last class.');
    $this->assertNotEmpty($elements[4]->find('css', 'a'), 'Link to last page found.');

    // Navigate to next page.     $element = $this->assertSession()->elementExists('xpath', '//li[contains(@class, "pager__item--next")]/a');
    $this->clickPreviewLinkAJAX($element, 5);

    // Test that the pager is present and rendered.     $elements = $this->xpath('//ul[contains(@class, "pager__items")]/li');
    $this->assertNotEmpty($elements);

    // Verify elements and links to pages.     // We expect to find 7 elements: links to '<< first' and '< previous'     // pages, link to page 1, current page == 2, link to page 3 and links     // to 'next >' and 'last >>' pages.     $this->assertClass($elements[0], 'pager__item--first', 'Element for first page has .pager__item--first class.');
    $this->assertNotEmpty($elements[0]->find('css', 'a'), 'Link to first page found.');