public function PagerTest::testMultiplePagers in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/system/tests/src/Functional/Pager/PagerTest.php \Drupal\Tests\system\Functional\Pager\PagerTest::testMultiplePagers()
2. 10 core/modules/system/tests/src/Functional/Pager/PagerTest.php \Drupal\Tests\system\Functional\Pager\PagerTest::testMultiplePagers()

Test proper functioning of multiple pagers.

File

core/modules/system/tests/src/Functional/Pager/PagerTest.php, line 113

Class

PagerTest

Tests pager functionality.

Namespace

Drupal\Tests\system\Functional\Pager

Code

public function testMultiplePagers() {

  // First page.
  $this
    ->drupalGet('pager-test/multiple-pagers');

  // Test data.
  // Expected URL query string param is 0-indexed.
  // Expected page per pager is 1-indexed.
  $test_data = [
    // With no query, all pagers set to first page.
    [
      'input_query' => NULL,
      'expected_page' => [
        0 => '1',
        1 => '1',
        4 => '1',
      ],
      'expected_query' => '?page=0,0,,,0',
    ],
    // Blanks around page numbers should not be relevant.
    [
      'input_query' => '?page=2  ,    10,,,   5     ,,',
      'expected_page' => [
        0 => '3',
        1 => '11',
        4 => '6',
      ],
      'expected_query' => '?page=2,10,,,5',
    ],
    // Blanks within page numbers should lead to only the first integer
    // to be considered.
    [
      'input_query' => '?page=2  ,   3 0,,,   4  13    ,,',
      'expected_page' => [
        0 => '3',
        1 => '4',
        4 => '5',
      ],
      'expected_query' => '?page=2,3,,,4',
    ],
    // If floats are passed as page numbers, only the integer part is
    // returned.
    [
      'input_query' => '?page=2.1,6.999,,,5.',
      'expected_page' => [
        0 => '3',
        1 => '7',
        4 => '6',
      ],
      'expected_query' => '?page=2,6,,,5',
    ],
    // Partial page fragment, undefined pagers set to first page.
    [
      'input_query' => '?page=5,2',
      'expected_page' => [
        0 => '6',
        1 => '3',
        4 => '1',
      ],
      'expected_query' => '?page=5,2,,,0',
    ],
    // Partial page fragment, undefined pagers set to first page.
    [
      'input_query' => '?page=,2',
      'expected_page' => [
        0 => '1',
        1 => '3',
        4 => '1',
      ],
      'expected_query' => '?page=0,2,,,0',
    ],
    // Partial page fragment, undefined pagers set to first page.
    [
      'input_query' => '?page=,',
      'expected_page' => [
        0 => '1',
        1 => '1',
        4 => '1',
      ],
      'expected_query' => '?page=0,0,,,0',
    ],
    // With overflow pages, all pagers set to max page.
    [
      'input_query' => '?page=99,99,,,99',
      'expected_page' => [
        0 => '16',
        1 => '16',
        4 => '16',
      ],
      'expected_query' => '?page=15,15,,,15',
    ],
    // Wrong value for the page resets pager to first page.
    [
      'input_query' => '?page=bar,5,foo,qux,bet',
      'expected_page' => [
        0 => '1',
        1 => '6',
        4 => '1',
      ],
      'expected_query' => '?page=0,5,,,0',
    ],
  ];

  // We loop through the page with the test data query parameters, and check
  // that the active page for each pager element has the expected page
  // (1-indexed) and resulting query parameter
  foreach ($test_data as $data) {
    $input_query = str_replace(' ', '%20', $data['input_query']);
    $this
      ->drupalGet($GLOBALS['base_root'] . parse_url($this
      ->getUrl())['path'] . $input_query, [
      'external' => TRUE,
    ]);
    foreach ([
      0,
      1,
      4,
    ] as $pager_element) {
      $active_page = $this
        ->cssSelect("div.test-pager-{$pager_element} ul.pager__items li.is-active:contains('{$data['expected_page'][$pager_element]}')");
      $destination = str_replace('%2C', ',', $active_page[0]
        ->find('css', 'a')
        ->getAttribute('href'));
      $this
        ->assertEqual($destination, $data['expected_query']);
    }
  }
}