function BigPipeRegressionTest::doTestMultipleReplacements

Test BigPipe replacement of multiple complex replacements.

In some situations with either a large number of replacements or multiple replacements involving complex operations, some replacements were not completed. This is a simulation of such a situation by rendering a lot of placeholders on a page.

See also

https://www.drupal.org/node/3390178

File

core/modules/big_pipe/tests/src/FunctionalJavascript/BigPipeRegressionTest.php, line 170

Class

BigPipeRegressionTest

BigPipe regression tests.

Namespace

Code

protected function doTestMultipleReplacements() : void {
    $user = $this->drupalCreateUser();
    $this->drupalLogin($user);
    $assert_session = $this->assertSession();
    $this->drupalGet(Url::fromRoute('big_pipe_test_multiple_replacements'));
    $this->assertNotNull($assert_session->waitForElement('css', 'script[data-big-pipe-event="stop"]'));
    $this->assertCount(0, $this->getDrupalSettings()['bigPipePlaceholderIds']);
    $this->assertCount(0, $this->getSession()
        ->getPage()
        ->findAll('css', 'span[data-big-pipe-placeholder-id]'));
    $this->assertCount(BigPipeRegressionTestController::PLACEHOLDER_COUNT + 1, $this->getSession()
        ->getPage()
        ->findAll('css', 'script[data-big-pipe-replacement-for-placeholder-with-id]'));
}