function JavascriptGetDrupalSettingsTest::testGetDrupalSettings

Tests retrieval of Drupal settings.

See also

\Drupal\FunctionalJavascriptTests\WebDriverTestBase::getDrupalSettings()

File

core/tests/Drupal/FunctionalJavascriptTests/JavascriptGetDrupalSettingsTest.php, line 29

Class

JavascriptGetDrupalSettingsTest

Tests Drupal settings retrieval in WebDriverTestBase tests.

Namespace

Code

public function testGetDrupalSettings() : void {
  $this->drupalLogin($this->drupalCreateUser());
  $this->drupalGet('test-page');
  // Check that we can read the JS settings.
  $js_settings = $this->getDrupalSettings();
  $this->assertSame('azAZ09();.,\\\\/-_{}', $js_settings['test-setting']);
  // Dynamically change the setting using JavaScript.
  $script = <<<EndOfScript
  (function () {
    drupalSettings['test-setting'] = 'foo';
  })();
  EndOfScript;
  $this->getSession()
    ->evaluateScript($script);
  // Check that the setting has been changed.
  $js_settings = $this->getDrupalSettings();
  $this->assertSame('foo', $js_settings['test-setting']);
}