use PHPUnit\Framework\TestCase;

class VCRTest extends TestCase
{
    /**
     * @vcr unittest_annotation_test
     */
    public function testInterceptsWithAnnotations()
    {
        // Content of tests/fixtures/unittest_annotation_test: "This is a annotation test dummy".
        $result = file_get_contents('http://google.com');
        $this->assertEquals('This is a annotation test dummy.', $result, 'Call was not intercepted (using annotations).');
    }
}

composer install
./vendor/bin/phpunit