function BackendChainImplementationUnitTest::testRemoveBin

Tests that removing bin propagates to all backends.

File

core/tests/Drupal/Tests/Core/Cache/BackendChainImplementationUnitTest.php, line 297

Class

BackendChainImplementationUnitTest

Unit test of backend chain implementation specifics.

Namespace

Code

public function testRemoveBin() : void {
    $chain = new BackendChain();
    for ($i = 0; $i < 3; $i++) {
        $backend = $this->createMock('Drupal\\Core\\Cache\\CacheBackendInterface');
        $backend->expects($this->once())
            ->method('removeBin');
        $chain->appendBackend($backend);
    }
    $chain->removeBin();
}