/**
* Test that ext() returns true if the file extension is within the whitelist.
*/
public function testExt()
{
$this->assertTrue(Validate::ext('image.gif'));
$this->assertTrue(Validate::ext('image.jpeg'));
$this->assertTrue(Validate::ext('doc.pdf', 'pdf'));
$this->assertTrue(Validate::ext('web.HTML', array('html', 'xhtml')));
$this->assertFalse(Validate::ext('image.bmp'));
$this->assertFalse(Validate::ext('doc.doc', 'pdf'));
$this->assertFalse(Validate::ext('web.XML', array('html', 'xhtml')));
}
