/** * Test the nie validation. * * @return void */ public function testNie() { $this->assertTrue(EsValidation::nie('X2546874S')); $this->assertTrue(EsValidation::nie('Y2332323E')); $this->assertTrue(EsValidation::nie('Z2548769Y')); $this->assertFalse(EsValidation::nie('35489765Y')); $this->assertFalse(EsValidation::nie('123456')); }