function WebAssertTest::testResponseHeaderExists

Same name in this branch
  1. 11.x core/tests/Drupal/FunctionalTests/WebAssertTest.php \Drupal\FunctionalTests\WebAssertTest::testResponseHeaderExists()
Same name in other branches
  1. 9 core/tests/Drupal/FunctionalTests/WebAssertTest.php \Drupal\FunctionalTests\WebAssertTest::testResponseHeaderExists()
  2. 10 core/tests/Drupal/FunctionalTests/WebAssertTest.php \Drupal\FunctionalTests\WebAssertTest::testResponseHeaderExists()
  3. 10 core/tests/Drupal/Tests/Core/Test/WebAssertTest.php \Drupal\Tests\Core\Test\WebAssertTest::testResponseHeaderExists()

Tests WebAssert::responseHeaderExists().

@covers ::responseHeaderExists

File

core/tests/Drupal/Tests/Core/Test/WebAssertTest.php, line 75

Class

WebAssertTest
Tests WebAssert functionality.

Namespace

Drupal\Tests\Core\Test

Code

public function testResponseHeaderExists() : void {
    $this->visit('', '', [
        'Null-Header' => '',
    ]);
    $this->assertSession()
        ->responseHeaderExists('Null-Header');
    $this->expectException(AssertionFailedError::class);
    $this->expectExceptionMessage("Failed asserting that the response has a 'does-not-exist' header.");
    $this->assertSession()
        ->responseHeaderExists('does-not-exist');
}

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