/**
  * @covers ::setCountryCode
  * @covers ::getCountryCode
  */
 public function testGetCountryCode()
 {
     $country_code = 'foo' . mt_rand();
     $this->assertSame($this->sut, $this->sut->setCountryCode($country_code));
     $this->assertSame($country_code, $this->sut->getCountryCode());
 }