public function testHasExtraProperties() { $p = new Parameter(); $this->assertEquals(array(), $p->getData()); $p->setData(array('foo' => 'bar')); $this->assertEquals('bar', $p->getData('foo')); $p->setData('baz', 'boo'); $this->assertEquals(array('foo' => 'bar', 'baz' => 'boo'), $p->getData()); }