@Test
public void subcomponentReleaseThenGc() {
assertBindingCallCounts();
component.childReleasableScope1Manager().releaseStrongReferences(); // release scope 3
assertBindingCallCounts(); // no change to scoped bindings
gcAndWaitUntilWeakReferencesCleared(
ParentModule.class, ChildModule.class, ChildReleasableScope1.class); // GC
childAsserts.expectedCallsForChildReleasableScope1Thing++; // expect scope 3 bindings again
assertBindingCallCounts();
}
@Test
public void twoInstancesOfSameSubcomponent() {
// Two instances of the same subcomponent.
ChildAsserts child2Asserts = parentAsserts.newChildAsserts();
childAsserts.assertBindingCallCounts();
child2Asserts.assertBindingCallCounts();
component.childReleasableScope1Manager().releaseStrongReferences(); // release scope 3
childAsserts.assertBindingCallCounts(); // no change to scoped bindings in child 1
child2Asserts.assertBindingCallCounts(); // no change to scoped bindings in child 2
gcAndWaitUntilWeakReferencesCleared(
ParentModule.class, ChildModule.class, ChildReleasableScope1.class); // GC
childAsserts.expectedCallsForChildReleasableScope1Thing++; // expect scope 3 bindings again
childAsserts.assertBindingCallCounts(); // when calling child.things()
child2Asserts.expectedCallsForChildReleasableScope1Thing++; // expect scope 3 bindings yet again
child2Asserts.assertBindingCallCounts(); // when calling child2.things()
}
@Test
public void releasableReferenceManagers() {
ImmutableMap<Class<? extends Annotation>, ReleasableReferenceManager> managers =
Maps.uniqueIndex(
component.managers(),
new Function<ReleasableReferenceManager, Class<? extends Annotation>>() {
@Override
public Class<? extends Annotation> apply(
ReleasableReferenceManager releasableReferenceManager) {
return releasableReferenceManager.scope();
}
});
assertThat(managers)
.containsEntry(ParentReleasableScope1.class, component.parentReleasableScope1Manager());
assertThat(managers)
.containsEntry(ParentReleasableScope2.class, component.parentReleasableScope2Manager());
assertThat(managers)
.containsEntry(ChildReleasableScope1.class, component.childReleasableScope1Manager());
assertThat(managers)
.containsEntry(ChildReleasableScope2.class, component.childReleasableScope2Manager());
// Should contain a manager for ChildReleasableScope3 even though
// @ForReleasableReferences(Scope5.class) isn't needed.
assertThat(managers).containsKey(ChildReleasableScope3.class);
}