public function testWrite() {
$meta = $this
->getMockBuilder('Symfony\\Component\\Validator\\Mapping\\ClassMetadata')
->disableOriginalConstructor()
->setMethods(array(
'getClassName',
))
->getMock();
$meta
->expects($this
->once())
->method('getClassName')
->will($this
->returnValue('bar'));
$cache = new ApcCache('foo');
$cache
->write($meta);
$this
->assertInstanceOf('Symfony\\Component\\Validator\\Mapping\\ClassMetadata', apc_fetch('foobar'), '->write() stores metadata in APC');
}