/** * Verify basic functionality of clear(). * * @test * @covers ::clear * * @return void */ public function clear() { $cache = new ArrayCache(); $request = new Request('not under test', 'not under test', [], []); $cache->set($request, new Response(200, [], [])); $this->assertNotNull($cache->get($request)); $cache->clear(); $this->assertNull($cache->get($request)); }