function captcha($pattern, $left, $operator, $right)
{
if ($pattern < 1 or $pattern > 2 or ($operator < 1 or $operator > 3)) {
return "You shouldn't do this to me :(" . "\n";
}
$captcha = new Captcha($pattern, $left, $operator, $right);
return $captcha->toString();
}
function buildCaptcha()
{
$pattern = $this->randomizer->pattern();
$left = $this->randomizer->operand();
$operator = $this->randomizer->operator();
$right = $this->randomizer->operand();
$captcha = new Captcha($pattern, $left, $operator, $right);
return $captcha->toString();
}
}
}
}
}
}
}
if ($operator == 1) {
$this->result = $this->result . "+";
} else {
if ($operator == 2) {
$this->result = $this->result . "-";
} else {
if ($operator == 3) {
$this->result == $this->result . "x";
}
}
}
$this->result = $this->result . $leftOperand;
}
}
}
function toString()
{
echo $this->result . "\n";
}
}
$cap1 = new Captcha(1, 2, 1, 9);
$cap1->toString();
$cap2 = new Captcha(2, 2, 1, 9);
$cap2->toString();
function testCaptcha2111ShouldBe1PlusOne()
{
$captcha = new Captcha(2, 1, 1, 1);
$this->assertEquals("1 + One", $captcha->toString());
}
function testResultCaptchaWhenLeftOperandIsInteger()
{
$captcha = new Captcha(2, 1, 2, 1);
$result = $captcha->toString();
$this->assertEquals("1 * One", $result);
}