@ContinuousIntegrationTest(estimatedDuration = 0.0)
@Test(timeout = 300000)
public void testRemoveAllVariableChangeListeners() {
// create some observers, add them to yoVariable
int nObservers = 5;
createVariableChangeListeners(nObservers);
addAllListenersToYoVariable();
// let yoVariable notify observers. Assert that they got the event.
yoVariable.notifyVariableChangedListeners();
for (TestVariableChangedListener observer : variableChangedListeners) {
assertEquals(observer.getLastVariableChanged(), yoVariable);
}
// Remove and reset observers. Let yoVariable notify observers again. Assert that the observers
// didn't notice anything.
yoVariable.removeAllVariableChangedListeners();
resetAllObservers();
yoVariable.notifyVariableChangedListeners();
for (TestVariableChangedListener observer : this.variableChangedListeners) {
assertNull(observer.getLastVariableChanged());
}
}
@ContinuousIntegrationTest(estimatedDuration = 0.0)
@Test(timeout = 300000)
public void testNotifyVaribaleChangeListeners() {
// create a bunch of Observers
@SuppressWarnings("unused")
int nObservers = 5;
createVariableChangeListeners(5);
// add them to the YoVariable
yoVariable.removeAllVariableChangedListeners();
addAllListenersToYoVariable();
// create an observer that's not supposed to be notified.
TestVariableChangedListener hearNoEvil = new TestVariableChangedListener();
// make sure there's no event stored in the observers before we set
for (TestVariableChangedListener listener : variableChangedListeners) {
assertNull(listener.getLastVariableChanged());
}
assertNull(hearNoEvil.getLastVariableChanged());
// now notify and check if the observers catch on
yoVariable.notifyVariableChangedListeners();
for (TestVariableChangedListener observer : variableChangedListeners) {
assertEquals(observer.getLastVariableChanged(), yoVariable);
}
// make sure hearNoEvil is unaware
assertNull(hearNoEvil.getLastVariableChanged());
}
@ContinuousIntegrationTest(estimatedDuration = 0.0)
@Test(timeout = 300000)
public void testAddVariableChangeListener() {
// remove all observers, then add one new observer, and check if it can be removed without
// exceptions.
yoVariable.removeAllVariableChangedListeners();
TestVariableChangedListener listener = new TestVariableChangedListener();
yoVariable.addVariableChangedListener(listener);
yoVariable.removeVariableChangedListener(listener);
}