public function testFromString()
{
$ip = TestDataGenerator::ipString();
$range = new Range(new IP($ip), new IP($ip));
$mock = $this->getMock('Bankiru\\IPTools\\Interfaces\\RangeFactoryInterface');
$mock->expects($this->once())->method('parse')->with($this->equalTo($ip))->willReturn($range);
$refClass = new \ReflectionClass('Bankiru\\IPTools\\Range');
$refProp = $refClass->getProperty('factory');
$refProp->setAccessible(true);
$refProp->setValue(null, $mock);
$refProp->setAccessible(false);
$this->assertEquals($range, Range::fromString($ip));
}