public void testHit() {
CharacterObjectStorage storage = mock(CharacterObjectStorage.class);
CharacterIntCache cache =
(CharacterIntCache)
Wrapping.getFactory(
new Signature(char.class, Object.class),
new Signature(char.class, int.class),
false)
.wrap("123", CALCULATABLE, storage, new MutableStatisticsImpl());
cache.setDependencyNode(DependencyTracker.DUMMY_NODE);
when(storage.load('*')).thenReturn(42);
when(storage.size()).thenReturn(1);
assert cache.getSize() == 1;
assert cache.getStatistics().getHits() == 0;
assert cache.getStatistics().getMisses() == 0;
assert cache.getOrCreate('*') == 42;
assert cache.getStatistics().getHits() == 1;
assert cache.getStatistics().getMisses() == 0;
verify(storage).size();
verify(storage, atLeast(2)).load('*');
verifyNoMoreInteractions(storage);
}
public void testSetDuringDependencyNodeOperations() {
CharacterObjectStorage storage = mock(CharacterObjectStorage.class);
when(storage.load('*')).thenReturn(Storage.UNDEFINED, 42);
CharacterIntCalculatable calculatable = mock(CharacterIntCalculatable.class);
MxResource r = mock(MxResource.class);
when(calculatable.calculate("123", '*')).thenThrow(new ResourceOccupied(r));
CharacterIntCache cache =
(CharacterIntCache)
Wrapping.getFactory(
new Signature(char.class, Object.class),
new Signature(char.class, int.class),
false)
.wrap("123", calculatable, storage, new MutableStatisticsImpl());
cache.setDependencyNode(DependencyTracker.DUMMY_NODE);
assert cache.getStatistics().getHits() == 0;
assert cache.getStatistics().getMisses() == 0;
assert cache.getOrCreate('*') == 42;
assert cache.getStatistics().getHits() == 1;
assert cache.getStatistics().getMisses() == 0;
verify(storage, atLeast(2)).load('*');
verifyNoMoreInteractions(storage);
verify(calculatable).calculate("123", '*');
verifyNoMoreInteractions(calculatable);
}