public function LanguageBrowserDetectionAcceptLanguageTest::testAcceptLanguageEmptyDefault in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/language/tests/src/Functional/LanguageBrowserDetectionAcceptLanguageTest.php \Drupal\Tests\language\Functional\LanguageBrowserDetectionAcceptLanguageTest::testAcceptLanguageEmptyDefault()
2. 10 core/modules/language/tests/src/Functional/LanguageBrowserDetectionAcceptLanguageTest.php \Drupal\Tests\language\Functional\LanguageBrowserDetectionAcceptLanguageTest::testAcceptLanguageEmptyDefault()

Tests with browsers with and without Accept-Language header.

File

core/modules/language/tests/src/Functional/LanguageBrowserDetectionAcceptLanguageTest.php, line 77

Class

LanguageBrowserDetectionAcceptLanguageTest

Tests browser language detection with different accept-language headers.

Namespace

Drupal\Tests\language\Functional

Code

public function testAcceptLanguageEmptyDefault() {

  // Check correct headers.
  $this
    ->drupalGet('/en/system-test/echo/language test', [], [
    'Accept-Language' => 'en',
  ]);
  $this
    ->assertSession()
    ->responseHeaderEquals('Content-Language', 'en');
  $this
    ->assertSession()
    ->responseHeaderEquals('X-Drupal-Cache', 'MISS');
  $this
    ->drupalGet('/fr/system-test/echo/language test', [], [
    'Accept-Language' => 'en',
  ]);
  $this
    ->assertSession()
    ->responseHeaderEquals('Content-Language', 'fr');
  $this
    ->assertSession()
    ->responseHeaderEquals('X-Drupal-Cache', 'MISS');
  $this
    ->drupalGet('/system-test/echo/language test', [], [
    'Accept-Language' => 'en',
  ]);
  $this
    ->assertSession()
    ->responseHeaderEquals('Content-Language', 'en');
  $this
    ->assertSession()
    ->responseHeaderDoesNotExist('X-Drupal-Cache');

  // Check with UK browser.
  $this
    ->drupalGet('/system-test/echo/language test', [], [
    'Accept-Language' => 'en-UK,en',
  ]);
  $this
    ->assertSession()
    ->responseHeaderEquals('Content-Language', 'en');
  $this
    ->assertSession()
    ->responseHeaderDoesNotExist('X-Drupal-Cache');

  // Check with french browser.
  $this
    ->drupalGet('/system-test/echo/language test', [], [
    'Accept-Language' => 'fr-FR,fr',
  ]);
  $this
    ->assertSession()
    ->responseHeaderEquals('Content-Language', 'fr');
  $this
    ->assertSession()
    ->responseHeaderDoesNotExist('X-Drupal-Cache');

  // Check with browser without language settings - should return fallback language.
  $this
    ->drupalGet('/system-test/echo/language test', [], [
    'Accept-Language' => NULL,
  ]);
  $this
    ->assertSession()
    ->responseHeaderEquals('Content-Language', 'en');
  $this
    ->assertSession()
    ->responseHeaderDoesNotExist('X-Drupal-Cache');

  // Check with french browser again.
  $this
    ->drupalGet('/system-test/echo/language test', [], [
    'Accept-Language' => 'fr-FR,fr',
  ]);
  $this
    ->assertSession()
    ->responseHeaderEquals('Content-Language', 'fr');
  $this
    ->assertSession()
    ->responseHeaderDoesNotExist('X-Drupal-Cache');

  // Check with UK browser.
  $this
    ->drupalGet('/system-test/echo/language test', [], [
    'Accept-Language' => 'en-UK,en',
  ]);
  $this
    ->assertSession()
    ->responseHeaderEquals('Content-Language', 'en');
  $this
    ->assertSession()
    ->responseHeaderDoesNotExist('X-Drupal-Cache');

  // Check if prefixed URLs are still cached.
  $this
    ->drupalGet('/en/system-test/echo/language test', [], [
    'Accept-Language' => 'en',
  ]);
  $this
    ->assertSession()
    ->responseHeaderEquals('Content-Language', 'en');
  $this
    ->assertSession()
    ->responseHeaderEquals('X-Drupal-Cache', 'HIT');
  $this
    ->drupalGet('/fr/system-test/echo/language test', [], [
    'Accept-Language' => 'en',
  ]);
  $this
    ->assertSession()
    ->responseHeaderEquals('Content-Language', 'fr');
  $this
    ->assertSession()
    ->responseHeaderEquals('X-Drupal-Cache', 'HIT');
}