Commit f25e39ff authored by catch's avatar catch
Browse files

Issue #2787923 by claudiu.cristea, dawehner, Jaesin, klausi: Add a...

Issue #2787923 by claudiu.cristea, dawehner, Jaesin, klausi: Add a getDrupalSettings() method to JavascriptTestBase
parent 0d71430c
<?php
namespace Drupal\Tests\simpletest\FunctionalJavascript;
use Drupal\FunctionalJavascriptTests\JavascriptTestBase;
/**
* Tests Drupal settings retrieval in JavascriptTestBase tests.
*
* @group javascript
*/
class JavascriptGetDrupalSettingsTest extends JavascriptTestBase {
/**
* {@inheritdoc}
*/
protected static $modules = ['test_page_test'];
/**
* Tests retrieval of Drupal settings.
*
* @see \Drupal\FunctionalJavascriptTests\JavascriptTestBase::getDrupalSettings()
*/
public function testGetDrupalSettings() {
$this->drupalLogin($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', $js_settings['test-setting']);
}
}
......@@ -143,4 +143,28 @@ public function assertSession($name = NULL) {
return new JSWebAssert($this->getSession($name), $this->baseUrl);
}
/**
* Gets the current Drupal javascript settings and parses into an array.
*
* Unlike BrowserTestBase::getDrupalSettings(), this implementation reads the
* current values of drupalSettings, capturing all changes made via javascript
* after the page was loaded.
*
* @return array
* The Drupal javascript settings array.
*
* @see \Drupal\Tests\BrowserTestBase::getDrupalSettings()
*/
protected function getDrupalSettings() {
$script = <<<EndOfScript
(function () {
if (typeof drupalSettings !== 'undefined') {
return drupalSettings;
}
})();
EndOfScript;
return $this->getSession()->evaluateScript($script) ?: [];
}
}
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