<?php declare(strict_types=1); namespace Drupal\FunctionalJavascriptTests; use PHPUnit\Framework\Attributes\Group; use PHPUnit\Framework\Attributes\IgnoreDeprecations; /** * Tests that unnecessary or untracked XHRs will cause a test failure. */ #[Group('javascript')] #[IgnoreDeprecations] class AjaxWaitTest extends WebDriverTestBase { /** * {@inheritdoc} */ protected $defaultTheme = 'starterkit_theme'; /** * Tests that an unnecessary wait triggers an error. */ public function testUnnecessaryWait(): void { $this->drupalGet('user'); $this->expectException(\RuntimeException::class); $this->expectExceptionMessage('There are no AJAX requests to wait for.'); $this->assertSession()->assertWaitOnAjaxRequest(500); } /** * Tests that an untracked XHR triggers an error. */ public function testUntrackedXhr(): void { $this->getSession()->executeScript(<<<JS let xhr = new XMLHttpRequest(); xhr.open('GET', '/foobar'); xhr.send(); JS); $this->expectException(\RuntimeException::class); $this->expectExceptionMessage('0 XHR requests through jQuery, but 1 observed in the browser — this requires js_testing_ajax_request_test.js to be updated.'); $this->assertSession()->assertExpectedAjaxRequest(1, 500); } }