public function testSetNullParamsUnsetsKeys()
{
$this->_request->setParams(array('foo' => 'bar', 'bar' => 'baz'));
$this->assertEquals('bar', $this->_request->getParam('foo'));
$this->assertEquals('baz', $this->_request->getParam('bar'));
$this->_request->setParams(array('foo' => null));
$params = $this->_request->getParams();
$this->assertFalse(isset($params['foo']));
$this->assertTrue(isset($params['bar']));
}
