function ChainResponsePolicyTest::testNullRuleChain

Asserts that check() returns NULL if a rule returns NULL.

@legacy-covers ::check

File

core/tests/Drupal/Tests/Core/PageCache/ChainResponsePolicyTest.php, line 70

Class

ChainResponsePolicyTest

Tests Drupal\Core\PageCache\ChainResponsePolicy.

Namespace

Code

public function testNullRuleChain() : void {
  $rule = $this->createMock('Drupal\\Core\\PageCache\\ResponsePolicyInterface');
  $rule->expects($this->once())
    ->method('check')
    ->with($this->response, $this->request)
    ->willReturn(NULL);
  $this->policy
    ->addPolicy($rule);
  $result = $this->policy
    ->check($this->response, $this->request);
  $this->assertNull($result);
}