function WebAssertTest::testResponseHeaderDoesNotExist

Tests WebAssert::responseHeaderDoesNotExist().

@covers ::responseHeaderDoesNotExist

File

core/tests/Drupal/Tests/Core/Test/WebAssertTest.php, line 88

Class

WebAssertTest

Tests WebAssert functionality.

Namespace

Code

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