public function testIncludes()
{
$dateRange = new DateRange(strtotime('2015-10-01'), strtotime('2015-10-20'));
$actual = $dateRange->includes(strtotime('2015-10-20'));
$this->assertTrue($actual);
$actual = $dateRange->includes(strtotime('2015-10-25'));
$this->assertFalse($actual);
}
