function Fast404Test::testFast404

Same name in other branches
  1. 9 core/tests/Drupal/FunctionalTests/EventSubscriber/Fast404Test.php \Drupal\FunctionalTests\EventSubscriber\Fast404Test::testFast404()
  2. 11.x core/tests/Drupal/FunctionalTests/EventSubscriber/Fast404Test.php \Drupal\FunctionalTests\EventSubscriber\Fast404Test::testFast404()

Tests the fast 404 functionality.

File

core/tests/Drupal/FunctionalTests/EventSubscriber/Fast404Test.php, line 32

Class

Fast404Test
Tests the fast 404 functionality.

Namespace

Drupal\FunctionalTests\EventSubscriber

Code

public function testFast404() : void {
    $this->drupalGet('does-not-exist');
    $this->assertSession()
        ->statusCodeEquals(404);
    // Regular 404s will contain CSS from the system module.
    $this->assertSession()
        ->responseContains('modules/system/css/');
    $this->drupalGet('does-not-exist.txt');
    $this->assertSession()
        ->statusCodeEquals(404);
    // Fast 404s do not have any CSS.
    $this->assertSession()
        ->responseNotContains('modules/system/css/');
    $this->assertSession()
        ->responseHeaderContains('X-Drupal-Cache', 'Miss');
    // Fast 404s can be cached.
    $this->drupalGet('does-not-exist.txt');
    $this->assertSession()
        ->statusCodeEquals(404);
    $this->assertSession()
        ->responseHeaderContains('X-Drupal-Cache', 'Hit');
    $this->assertSession()
        ->pageTextNotContains('Oops I did it again!');
    // Changing configuration should invalidate the cache.
    $this->config('system.performance')
        ->set('fast_404.html', '<!DOCTYPE html><html><head><title>404 Not Found</title></head><body><h1>Oops I did it again!</h1><p>The requested URL "@path" was not found on this server.</p></body></html>')
        ->save();
    $this->drupalGet('does-not-exist.txt');
    $this->assertSession()
        ->responseNotContains('modules/system/css/');
    $this->assertSession()
        ->statusCodeEquals(404);
    $this->assertSession()
        ->responseHeaderContains('X-Drupal-Cache', 'Miss');
    $this->assertSession()
        ->pageTextContains('Oops I did it again!');
    // Ensure disabling works.
    $this->config('system.performance')
        ->set('fast_404.enabled', FALSE)
        ->save();
    $this->drupalGet('does-not-exist.txt');
    $this->assertSession()
        ->responseContains('modules/system/css/');
    $this->assertSession()
        ->statusCodeEquals(404);
    $this->assertSession()
        ->responseHeaderContains('X-Drupal-Cache', 'Miss');
    $this->assertSession()
        ->pageTextNotContains('Oops I did it again!');
    // Ensure settings.php can override settings.
    $settings['config']['system.performance']['fast_404']['enabled'] = (object) [
        'value' => TRUE,
        'required' => TRUE,
    ];
    $this->writeSettings($settings);
    // Changing settings using an override means we need to rebuild everything.
    $this->rebuildAll();
    $this->drupalGet('does-not-exist.txt');
    $this->assertSession()
        ->statusCodeEquals(404);
    $this->assertSession()
        ->responseNotContains('modules/system/css/');
    // Fast 404s returned via the exception subscriber still have the
    // X-Generator header.
    $this->assertSession()
        ->responseHeaderContains('X-Generator', 'Drupal');
}

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