/**
  * Test method for the <tt>create(array $json)</tt> function.
  */
 public function testCreate()
 {
     // Test with a successful response
     $deleteMessageResponse = DeleteMessageResponse::create(array('status_code' => 200, 'status_message' => 'OK'));
     $this->assertTrue($deleteMessageResponse->isOk());
     $this->assertEquals(200, $deleteMessageResponse->getStatusCode());
     $this->assertEquals('OK', $deleteMessageResponse->getStatusMessage());
     // Test with an error response
     $deleteMessageResponse = DeleteMessageResponse::create(array('status_code' => 400, 'status_message' => 'KO'));
     $this->assertFalse($deleteMessageResponse->isOk());
     $this->assertEquals(400, $deleteMessageResponse->getStatusCode());
     $this->assertEquals('KO', $deleteMessageResponse->getStatusMessage());
 }