public function testGetPattern2ReturnMinusOperator() { $captcha = new Captcha(); $captcha->setPattern(2); $this->assertEquals('-', $captcha->getOperator()); }
function testResultOperatorShouldBePlus() { $captcha = new Captcha(1, 1, 1, 1); $operator = $captcha->getOperator(); $this->assertEquals("+", $operator->toString()); }