public function testUnsetParameter()
{
$request = new OAuthRequest('', '');
$this->assertEquals(NULL, $request->get_parameter('test'));
$request->set_parameter('test', 'foo');
$this->assertEquals('foo', $request->get_parameter('test'));
$request->unset_parameter('test');
$this->assertEquals(NULL, $request->get_parameter('test'), 'Failed to unset parameter');
}
