@Test
public void assertThatPutPutsSomething() {
long key = 5;
Entity entity = new Entity(key, 10);
cache.put(entity);
assertEquals(entity, cache.get(key));
}
@Test
public void assertThatRemoveRemovesSomething() {
long key = 5;
Entity entity = new Entity(key, 10);
cache.put(entity);
assertEquals(entity, cache.get(key));
cache.remove(key);
assertEquals(null, cache.get(key));
}
@Test
public void assertThatRemoveKeepsCorrectSize() {
final int size = 10;
SneakyEntity entity =
new SneakyEntity(0l, size) {
@Override
void doThisBadStuffInSizeCall() {
// when AAC.remove asks the object for size this will emulate a cache.updateSize(
// oldObj, size, size + 1 )
updateSize(size + 1);
cache.updateSize(this, size + 1);
}
};
cache.put(entity); // will increase internal size to 11 and update cache
entity.updateSize(size); // will reset entity size to 10
cache.remove(entity.getId());
assertEquals(0, cache.size());
}
@Test
public void assertThatPutKeepsCorrectSize() {
final int size = 10;
SneakyEntity oldEntity =
new SneakyEntity(0l, size) {
@Override
void doThisBadStuffInSizeCall() {
// when AAC.put asks the old object for size this will emulate a cache.updateSize(
// oldObj, size, size + 1 )
updateSize(size + 1);
cache.updateSize(this, size + 1);
}
};
cache.put(oldEntity); // will increase internal size to 11 and update cache
oldEntity.updateSize(size); // will reset entity size to 10
Entity newEntity = new Entity(0l, 11);
cache.put(newEntity); // will increase oldEntity size + 1 when cache.put asks for it
assertEquals(11, cache.size());
}
@Test(expected = IndexOutOfBoundsException.class)
public void assertPutCanHandleWrongId() {
Entity entity = new Entity(-1l, 1);
cache.put(entity);
}
@Test(expected = NullPointerException.class)
public void assertNullPutTriggersNPE() {
cache.put(null);
}
@Test(expected = IndexOutOfBoundsException.class)
public void assertRemoveCanHandleWrongId() {
cache.remove(-1l);
}
@Test(expected = IndexOutOfBoundsException.class)
public void assertGetCanHandleWrongId() {
cache.get(-1l);
}
