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