public function UrlTest::testActiveLinkAttributes in Drupal 9

Tests the active class in links.

File

core/modules/system/tests/src/Functional/Common/UrlTest.php, line 25

Class

UrlTest

Confirm that the link generator works correctly.

Namespace

Drupal\Tests\system\Functional\Common

Code

public function testActiveLinkAttributes() {
  $options_no_query = [];
  $options_query = [
    'query' => [
      'foo' => 'bar',
      'one' => 'two',
    ],
  ];
  $options_query_reverse = [
    'query' => [
      'one' => 'two',
      'foo' => 'bar',
    ],
  ];

  // Test #type link.
  $path = 'common-test/type-link-active-class';
  $this
    ->drupalGet($path, $options_no_query);

  // Test that a link generated by the link generator to the current page is
  // marked active.
  $this
    ->assertSession()
    ->elementExists('xpath', $this
    ->assertSession()
    ->buildXPathQuery('//a[@href = :href and contains(@class, "is-active")]', [
    ':href' => Url::fromRoute('common_test.l_active_class', [], $options_no_query)
      ->toString(),
  ]));

  // Test that a link generated by the link generator to the current page
  // with a query string when the current page has no query string is not
  // marked active.
  $this
    ->assertSession()
    ->elementExists('xpath', $this
    ->assertSession()
    ->buildXPathQuery('//a[@href = :href and not(contains(@class, "is-active"))]', [
    ':href' => Url::fromRoute('common_test.l_active_class', [], $options_query)
      ->toString(),
  ]));
  $this
    ->drupalGet($path, $options_query);

  // Test that a link generated by the link generator to the current page with
  // a query string that matches the current query string is marked active.
  $this
    ->assertSession()
    ->elementExists('xpath', $this
    ->assertSession()
    ->buildXPathQuery('//a[@href = :href and contains(@class, "is-active")]', [
    ':href' => Url::fromRoute('common_test.l_active_class', [], $options_query)
      ->toString(),
  ]));

  // Test that a link generated by the link generator to the current page with
  // a query string that has matching parameters to the current query string
  // but in a different order is marked active.
  $this
    ->assertSession()
    ->elementExists('xpath', $this
    ->assertSession()
    ->buildXPathQuery('//a[@href = :href and contains(@class, "is-active")]', [
    ':href' => Url::fromRoute('common_test.l_active_class', [], $options_query_reverse)
      ->toString(),
  ]));

  // Test that a link generated by the link generator to the current page
  // without a query string when the current page has a query string is not
  // marked active.
  $this
    ->assertSession()
    ->elementExists('xpath', $this
    ->assertSession()
    ->buildXPathQuery('//a[@href = :href and not(contains(@class, "is-active"))]', [
    ':href' => Url::fromRoute('common_test.l_active_class', [], $options_no_query)
      ->toString(),
  ]));
}