public function PagerTest::testPagerQueryParametersAndCacheContext in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/system/tests/src/Functional/Pager/PagerTest.php \Drupal\Tests\system\Functional\Pager\PagerTest::testPagerQueryParametersAndCacheContext()

Tests proper functioning of the query parameters and the pager cache context.

File

core/modules/system/tests/src/Functional/Pager/PagerTest.php, line 85

Class

PagerTest

Tests pager functionality.

Namespace

Drupal\Tests\system\Functional\Pager

Code

public function testPagerQueryParametersAndCacheContext() {

  // First page.
  $this
    ->drupalGet('pager-test/query-parameters');
  $this
    ->assertSession()
    ->pageTextContains('Pager calls: 0');
  $this
    ->assertSession()
    ->pageTextContains('[url.query_args.pagers:0]=0.0');
  $this
    ->assertCacheContext('url.query_args');

  // Go to last page, the count of pager calls need to go to 1.
  $this
    ->assertSession()
    ->elementExists('xpath', '//li[contains(@class, "pager__item--last")]/a')
    ->click();
  $this
    ->assertSession()
    ->pageTextContains('Pager calls: 1');
  $this
    ->assertSession()
    ->pageTextContains('[url.query_args.pagers:0]=0.60');
  $this
    ->assertCacheContext('url.query_args');

  // Reset counter to 0.
  $this
    ->drupalGet('pager-test/query-parameters');

  // Go back to first page, the count of pager calls need to go to 2.
  $this
    ->assertSession()
    ->elementExists('xpath', '//li[contains(@class, "pager__item--last")]/a')
    ->click();
  $this
    ->assertSession()
    ->elementExists('xpath', '//li[contains(@class, "pager__item--first")]/a')
    ->click();
  $this
    ->assertSession()
    ->pageTextContains('Pager calls: 2');
  $this
    ->assertSession()
    ->pageTextContains('[url.query_args.pagers:0]=0.0');
  $this
    ->assertCacheContext('url.query_args');
}