| Conditions | 1 | 
| Paths | 1 | 
| Total Lines | 10 | 
| Code Lines | 7 | 
| Lines | 0 | 
| Ratio | 0 % | 
| Changes | 1 | ||
| Bugs | 0 | Features | 0 | 
| 1 | <?php  | 
            ||
| 19 | public function testNullHandler(): void  | 
            ||
| 20 |     { | 
            ||
| 21 | $handler = new NullHandler();  | 
            ||
| 22 | |||
| 23 |         $this->assertTrue($handler->destroy('abc')); | 
            ||
| 24 | $this->assertTrue($handler->gc(1));  | 
            ||
| 25 |         $this->assertTrue($handler->open('path', 1)); | 
            ||
| 26 |         $this->assertSame('', $handler->read('')); | 
            ||
| 27 |         $this->assertTrue($handler->write('abc', 'data')); | 
            ||
| 28 | $this->assertTrue($handler->close());  | 
            ||
| 29 | }  | 
            ||
| 31 |