// Today's date plus one week
$I->seeDateWasInWeeks(date('r', strtotime('-3 weeks')), 3);
// Today's date less three weeks
$I->seeDateWasInWeeks(date('r', strtotime('-9 weeks')), 9);
// Today's date less nine weeks
$I->seeDateWasInWeeks(date('r', strtotime('-25 weeks')), 25);
// Today's date less twenty-five weeks
$I->seeDateWasInWeeks(date('r', strtotime('+25 weeks')), -25);
// Today's date plus twenty-five weeks
$I->dontSeeDateWasInWeeks(date('r', strtotime('-10 weeks')), 12);
// Today's date less ten weeks
$I->seeDateIsNextMonth(date('r', strtotime('+1 month')));
// Today's date plus one month
$I->dontSeeDateIsNextMonth(date('r', strtotime('+10 months')));
// Today's date plus ten month
$I->seeDateIsInMonths(date('r', strtotime('+3 months')), 3);
// Today's date plus three months
$I->seeDateIsInMonths(date('r', strtotime('-25 months')), -25);
// Today's date less twenty-five months
$I->dontSeeDateIsInMonths(date('r', strtotime('+10 months')), 12);
// Today's date plus ten months
$I->seeDateWasLastMonth(date('r', strtotime('-1 month')));
// Today's date less one month
$I->dontSeeDateWasLastMonth(date('r', strtotime('-10 months')));
// Today's date less ten month
$I->seeDateWasInMonths(date('r', strtotime('-3 months')), 3);
// Today's date less three months
$I->seeDateWasInMonths(date('r', strtotime('+25 months')), -25);
// Today's date plus twenty-five months
$I->dontSeeDateWasInMonths(date('r', strtotime('-10 months')), 12);
// Today's date less ten months