### Question:
MemoryPoolDataProvider { public static long getHeapMemory() { return getMemory(MemoryType.HEAP, liveMemory); }  static long getHeapMemory(); static long getUsedHeapAfterGC(); static long getNativeMemory();  }### Answer:
@Test public void testGetHeapMemory() { long heapMemory = MemoryPoolDataProvider.getHeapMemory(); assertTrue("Should get a real value for heap memory", heapMemory > 0); }