public function testFails() { $adapter = new Adapter\Local(__DIR__ . '/files'); $this->assertFalse($adapter->write('pleasefail.txt', 'content', 'public')); $this->assertFalse($adapter->update('pleasefail.txt', 'content')); $this->assertFalse($adapter->read('pleasefail.txt')); $this->assertFalse($adapter->deleteDir('non-existing')); }