public function testIsEven()
{
$this->assertTrue(Validate::isEven(0));
$this->assertTrue(Validate::isEven('2'));
$this->assertTrue(Validate::isEven(2));
$this->assertTrue(Validate::isEven(4));
$this->assertTrue(Validate::isEven('6'));
$this->assertTrue(Validate::isEven(6));
$this->assertTrue(Validate::isEven(8));
$this->assertTrue(Validate::isEven(10));
$this->assertTrue(Validate::isEven(20));
$this->assertTrue(Validate::isEven(30));
$this->assertTrue(Validate::isEven(50));
$this->assertTrue(Validate::isEven(88));
$this->assertTrue(Validate::isEven(100));
$this->assertTrue(Validate::isEven(1000000));
$this->assertFalse(Validate::isEven('1'));
$this->assertFalse(Validate::isEven(1));
$this->assertFalse(Validate::isEven(3));
$this->assertFalse(Validate::isEven(5));
$this->assertFalse(Validate::isEven(7));
$this->assertFalse(Validate::isEven('5'));
$this->assertFalse(Validate::isEven(5));
$this->assertFalse(Validate::isEven(55));
$this->assertFalse(Validate::isEven(99));
$this->assertFalse(Validate::isEven(101));
$this->assertFalse(Validate::isEven(1000001));
$this->assertFalse(Validate::isEven('test123'));
}
