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 testHit() {
ObjectStorage storage = mock(ObjectStorage.class);
ByteCache cache =
(ByteCache)
Wrapping.getFactory(
new Signature(null, Object.class), new Signature(null, byte.class), false)
.wrap("123", CALCULATABLE, storage, new MutableStatisticsImpl());
cache.setDependencyNode(DependencyTracker.DUMMY_NODE);
when(storage.load()).thenReturn((byte) 42);
when(storage.size()).thenReturn(1);
assert cache.getSize() == 1;
assert cache.getStatistics().getHits() == 0;
assert cache.getStatistics().getMisses() == 0;
assert cache.getOrCreate() == (byte) 42;
verify(storage).size();
verify(storage, atLeast(1)).load();
verifyNoMoreInteractions(storage);
assert cache.getStatistics().getHits() == 1;
assert cache.getStatistics().getMisses() == 0;
}
public void testMiss() {
CharacterObjectStorage storage = mock(CharacterObjectStorage.class);
when(storage.load('*')).thenReturn(Storage.UNDEFINED);
when(storage.size()).thenReturn(0);
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.getSize() == 0;
assert cache.getStatistics().getHits() == 0;
assert cache.getStatistics().getMisses() == 0;
assert cache.getOrCreate('*') == 42;
assert cache.getStatistics().getHits() == 0;
assert cache.getStatistics().getMisses() == 1;
verify(storage).size();
verify(storage, atLeast(1)).load('*');
verify(storage).save('*', 42);
verifyNoMoreInteractions(storage);
}
public void testResetStat() {
ObjectObjectStorage storage = mock(ObjectObjectStorage.class);
when(storage.load(42)).thenReturn(Storage.UNDEFINED);
IntByteCache cache =
(IntByteCache)
Wrapping.getFactory(
new Signature(Object.class, Object.class),
new Signature(int.class, byte.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) == (byte) 42;
assert cache.getStatistics().getHits() == 0;
assert cache.getStatistics().getMisses() == 1;
cache.getStatistics().reset();
assert cache.getStatistics().getHits() == 0;
assert cache.getStatistics().getMisses() == 0;
verify(storage, atLeast(1)).load(42);
verify(storage).save(42, (byte) 42);
verifyNoMoreInteractions(storage);
}
public void testClear() {
ObjectStorage storage = mock(ObjectStorage.class);
ByteCache cache =
(ByteCache)
Wrapping.getFactory(
new Signature(null, Object.class), new Signature(null, byte.class), false)
.wrap("123", CALCULATABLE, storage, new MutableStatisticsImpl());
cache.setDependencyNode(DependencyTracker.DUMMY_NODE);
cache.clear();
verify(storage).clear();
verifyNoMoreInteractions(storage);
}