public function PagerExampleTest::testPagerExamplePage in Examples for Developers 8

Same name and namespace in other branches

1. 3.x modules/pager_example/tests/src/Functional/PagerExampleTest.php \Drupal\Tests\pager_example\Functional\PagerExampleTest::testPagerExamplePage()

Confirms nodes paging works correctly on page "pager_example".

File

pager_example/tests/src/Functional/PagerExampleTest.php, line 39

Class

PagerExampleTest

Tests paging.

Namespace

Drupal\Tests\pager_example\Functional

Code

public function testPagerExamplePage() {
  $assert = $this
    ->assertSession();
  $nodes = [];
  $nodes[] = $this
    ->drupalCreateNode();
  $this
    ->drupalGet('examples/pager-example');
  $assert
    ->linkNotExists('Next');
  $assert
    ->linkNotExists('Previous');

  // Create 5 new nodes.
  for ($i = 1; $i <= 5; $i++) {
    $nodes[] = $this
      ->drupalCreateNode([
      'title' => "Node number {$i}",
    ]);
  }

  // The pager pages are cached, so flush to see the 5 more nodes.
  drupal_flush_all_caches();

  // Check 'Next' link on first page.
  $this
    ->drupalGet('examples/pager-example');
  $assert
    ->statusCodeEquals(200);
  $assert
    ->linkByHrefExists('?page=1');
  $assert
    ->pageTextContains($nodes[5]
    ->getTitle());

  // Check the last page.
  $this
    ->drupalGet('examples/pager-example', [
    'query' => [
      'page' => 2,
    ],
  ]);
  $assert
    ->statusCodeEquals(200);
  $assert
    ->linkNotExists('Next');
  $assert
    ->linkByHrefExists('?page=1');
  $assert
    ->pageTextContains($nodes[1]
    ->getTitle());
}