@Test public void testRemove() { PropertiesBasedResumableProcessor propertiesProcessor = new PropertiesBasedResumableProcessor(); propertiesProcessor.put("http://localhost/test.url", 15L); propertiesProcessor.put("http://localhost/test2.url", 50L); propertiesProcessor.remove("http://localhost/test.url"); propertiesProcessor.save(null); propertiesProcessor = new PropertiesBasedResumableProcessor(); Map<String, Long> propertiesMap = propertiesProcessor.load(); assertEquals(propertiesMap.size(), 1); assertEquals(propertiesMap.get("http://localhost/test2.url"), Long.valueOf(50L)); } }