public function test()
{
$jsonString = '{}';
$jsonStringString = '{"a": "a"}';
$jsonStringInteger = '{"b": 1}';
$jsonStringBool = '{"c": true}';
$jsonStringNull = '{"d": null}';
$jsonStringObject = '{"e": {}}';
$jsonStringArray = '{"f": []}';
// serialization // creation from string
$this->assertEquals($jsonString, (new JSONObject())->__toString());
$this->assertEquals(json_decode($jsonString), (new JSONObject())->toStdClass());
$this->assertEquals(json_decode($jsonStringString), (new JSONObject($jsonStringString))->toStdClass());
$this->assertEquals(json_decode($jsonStringInteger), (new JSONObject($jsonStringInteger))->toStdClass());
$this->assertEquals(json_decode($jsonStringBool), (new JSONObject($jsonStringBool))->toStdClass());
$this->assertEquals(json_decode($jsonStringNull), (new JSONObject($jsonStringNull))->toStdClass());
$this->assertEquals(json_decode($jsonStringObject), (new JSONObject($jsonStringObject))->toStdClass());
$this->assertEquals(json_decode($jsonStringArray), (new JSONObject($jsonStringArray))->toStdClass());
// escaping / quoting
$this->assertEquals('\\\\n', JSONObject::quote('\\n'));
$this->assertEquals('\\/', JSONObject::quote('/'));
$this->assertEquals('\\\\', JSONObject::quote('\\'));
// building objects
$a = new JSONObject();
$a->put('arr', new JSONArray());
$a->get('arr')->put('value');
$a1 = '{"arr":["value"]}';
$this->assertEquals($a1, $a->write());
$b = (new JSONObject())->put('obj', new JSONObject('{"a": "1"}'));
$b->put("b", 2);
$b1 = '{"obj":{"a":"1"},"b":2}';
$this->assertEquals($b1, $b->write());
// accessing parameters
$this->assertEquals("1", $b->get('obj')->get("a"));
$this->assertEquals(2, $b->get('b'));
}
/**
* Get the value associated with a key.
*
* @param key A key as an integer
* @return The object associated with the key.
*/
public function get($key)
{
if ($key === NULL || $key === '') {
throw new JSONException('Null key.');
}
$object = $this->opt($key);
if ($object == NULL) {
throw new JSONException('JSONArray[' . JSONObject::quote($key) . '] not found.');
}
return $object;
}
