public function testIntegerTypeNumericWithEqualSign()
 {
     $opt = new \GetOptionKit\GetOptionKit();
     $opt->add('b|bar:=number', 'option with integer type');
     $spec = $opt->get('bar');
     $this->assertTrue($spec->isTypeNumber());
     $result = $opt->parse(explode(' ', '-b=123123'));
     $this->assertNotNull($result);
     $this->assertNotNull($result->bar);
     $this->assertEquals(123123, $result->bar);
 }