public function testIsDateValidWithNullEnd() { $this->setDatePromotion(); $this->promotion->setEnd(null); $this->assertFalse($this->promotion->isDateValid($this->oneYearPrior)); $this->assertTrue($this->promotion->isDateValid($this->validDateInMiddle)); $this->assertTrue($this->promotion->isDateValid($this->oneYearAfter)); }