function ChainResponsePolicyTest::testEmptyChain

Asserts that check() returns NULL if the chain is empty.

@covers ::check

File

core/tests/Drupal/Tests/Core/PageCache/ChainResponsePolicyTest.php, line 56

Class

ChainResponsePolicyTest

@coversDefaultClass \Drupal\Core\PageCache\ChainResponsePolicy @group PageCache

Namespace

Code

public function testEmptyChain() : void {
    $result = $this->policy
        ->check($this->response, $this->request);
    $this->assertNull($result);
}