// Test event queuing and dequeuing during broadcasting
public void testEventBroadcasting() {
// Register a listener that will conditionally queue a new event
UIViewRoot root = facesContext.getApplication().getViewHandler().createView(facesContext, null);
facesContext.setViewRoot(root);
root.addFacesListener(new TestListener("t", "2", "4"));
TestListener.trace(null);
// Queue some events, including the trigger one
TestEvent event = new TestEvent(root, "1");
event.setPhaseId(PhaseId.APPLY_REQUEST_VALUES);
root.queueEvent(event);
event = new TestEvent(root, "2");
event.setPhaseId(PhaseId.APPLY_REQUEST_VALUES);
root.queueEvent(event);
event = new TestEvent(root, "3");
event.setPhaseId(PhaseId.APPLY_REQUEST_VALUES);
root.queueEvent(event);
// Simulate the Apply Request Values phase
root.processDecodes(facesContext);
// Validate the results (expect 4th event to also be queued)
String expected = "/t/1/t/2/t/3/t/4";
assertEquals(expected, TestListener.trace());
}
public static Collection<TestEvent<String>> writeRemove(String... values) {
List<TestEvent<String>> all = new ArrayList<>();
for (String s : values) all.addAll(TestEvent.create(WRITE, s));
for (String s : values) all.addAll(TestEvent.create(REMOVE, null, s));
for (String s : values) all.addAll(TestEvent.create(WRITE, null));
return all;
}
public static Collection<TestEvent<String>> createRemove(String value) {
List<TestEvent<String>> all = new ArrayList<>();
all.addAll(TestEvent.create(CREATE, value));
all.addAll(TestEvent.create(WRITE, value));
all.addAll(TestEvent.create(REMOVE, null, value));
all.addAll(TestEvent.create(WRITE, null));
return all;
}
public static Collection<TestEvent<String>> createModify(
String createdValue, String modifiedValue) {
List<TestEvent<String>> all = new ArrayList<>();
all.addAll(TestEvent.create(CREATE, createdValue));
all.addAll(TestEvent.create(WRITE, createdValue));
all.addAll(TestEvent.create(MODIFY, modifiedValue, createdValue));
all.addAll(TestEvent.create(WRITE, modifiedValue));
return all;
}
private void checkEventQueueing(PhaseId phaseId) {
// NOTE: Current semantics for ANY_PHASE listeners is that
// the event should be delivered exactly once, so the existence
// of such a listener does not cause the event to remain queued.
// Therefore, the expected string is the same as for any
// phase-specific listener, and it should get matched after
// Apply Request Values processing since that is first phase
// for which events are fired
// Register an event listener for the specified phase id
UIViewRoot root = facesContext.getApplication().getViewHandler().createView(facesContext, null);
facesContext.setViewRoot(root);
TestEvent event = null;
TestListener listener = new TestListener("t");
root.addFacesListener(listener);
// Queue some events to be processed
event = new TestEvent(root, "1");
event.setPhaseId(phaseId);
root.queueEvent(event);
event = new TestEvent(root, "2");
event.setPhaseId(phaseId);
root.queueEvent(event);
String expected = "/t/1/t/2";
// Fire off the relevant lifecycle methods and check expected results
TestListener.trace(null);
assertEquals("", TestListener.trace());
root.processDecodes(facesContext);
if (PhaseId.APPLY_REQUEST_VALUES.equals(phaseId) || PhaseId.ANY_PHASE.equals(phaseId)) {
assertEquals(expected, TestListener.trace());
} else {
assertEquals("", TestListener.trace());
}
root.processValidators(facesContext);
if (PhaseId.PROCESS_VALIDATIONS.equals(phaseId)
|| PhaseId.APPLY_REQUEST_VALUES.equals(phaseId)
|| PhaseId.APPLY_REQUEST_VALUES.equals(phaseId)
|| PhaseId.ANY_PHASE.equals(phaseId)) {
assertEquals(expected, TestListener.trace());
} else {
assertEquals("", TestListener.trace());
}
root.processUpdates(facesContext);
if (PhaseId.UPDATE_MODEL_VALUES.equals(phaseId)
|| PhaseId.PROCESS_VALIDATIONS.equals(phaseId)
|| PhaseId.APPLY_REQUEST_VALUES.equals(phaseId)
|| PhaseId.ANY_PHASE.equals(phaseId)) {
assertEquals(expected, TestListener.trace());
} else {
assertEquals("", TestListener.trace());
}
root.processApplication(facesContext);
assertEquals(expected, TestListener.trace());
}
@Override
public boolean equals(Event event, Metadata data, Parameter param) {
if (event instanceof TestEvent) {
TestEvent e = (TestEvent) event;
if (e != null) {
return e.getNumber() == i;
}
}
return false;
}
public static Collection<TestEvent<String>> createModifyRemove(
List<String> created, List<String> modified) {
List<TestEvent<String>> all = new ArrayList<>();
created.forEach(s -> all.addAll(TestEvent.create(CREATE, s)));
created.forEach(s -> all.addAll(TestEvent.create(WRITE, s)));
modified.forEach(s -> all.addAll(TestEvent.create(WRITE, s)));
modified.forEach(s -> all.addAll(TestEvent.create(REMOVE, null, s)));
modified.forEach(s -> all.addAll(TestEvent.create(WRITE, null)));
return all;
}
public static Collection<TestEvent<String>> writeModify(
List<String> written, List<String> modified) {
List<TestEvent<String>> all = new ArrayList<>();
for (String value : written) all.addAll(TestEvent.create(WRITE, value));
IntStream.range(0, modified.size())
.forEach(
i -> {
all.addAll(TestEvent.create(MODIFY, modified.get(i), written.get(i)));
all.addAll(TestEvent.create(WRITE, modified.get(i)));
});
return all;
}
public static Collection<TestEvent<String>> createAllRemoveAll(String... values) {
List<TestEvent<String>> all = new ArrayList<>();
for (String s : values) {
all.addAll(TestEvent.create(CREATE, s));
all.addAll(TestEvent.create(WRITE, s));
}
for (String s : values) {
all.addAll(TestEvent.create(REMOVE, null, s));
all.addAll(TestEvent.create(WRITE, null));
}
return all;
}
private FunctionalListenerAssertions(FunctionalListeners<K, V> listeners, Runnable runnable) {
this.listeners = listeners;
this.runnable = runnable;
Listeners.ReadWriteListeners<K, V> rw = this.listeners.readWriteListeners();
closeables.add(
rw.onCreate(c -> recorded.add(TestEvent.create(InternalTestType.LAMBDA_CREATE, c.get()))));
closeables.add(
rw.onModify(
(b, a) ->
recorded.add(TestEvent.create(InternalTestType.LAMBDA_MODIFY, a.get(), b.get()))));
closeables.add(
rw.onRemove(
r -> recorded.add(TestEvent.create(InternalTestType.LAMBDA_REMOVE, null, r.get()))));
closeables.add(
rw.add(
new Listeners.ReadWriteListeners.ReadWriteListener<K, V>() {
@Override
public void onCreate(ReadEntryView<K, V> created) {
recorded.add(TestEvent.create(InternalTestType.LISTENER_CREATE, created.get()));
}
@Override
public void onModify(ReadEntryView<K, V> before, ReadEntryView<K, V> after) {
recorded.add(
TestEvent.create(InternalTestType.LISTENER_MODIFY, after.get(), before.get()));
}
@Override
public void onRemove(ReadEntryView<K, V> removed) {
recorded.add(
TestEvent.create(InternalTestType.LISTENER_REMOVE, null, removed.get()));
}
}));
Listeners.WriteListeners<K, V> wo = this.listeners.writeOnlyListeners();
closeables.add(
wo.onWrite(
w ->
recorded.add(
TestEvent.create(InternalTestType.LAMBDA_WRITE, w.find().orElse(null)))));
closeables.add(
wo.add(
w ->
recorded.add(
TestEvent.create(InternalTestType.LISTENER_WRITE, w.find().orElse(null)))));
}
// Test AbortProcessingException support
public void testAbortProcessingException() {
// Register three listeners, with the second one set to abort
UIViewRoot root = facesContext.getApplication().getViewHandler().createView(facesContext, null);
facesContext.setViewRoot(root);
root.addFacesListener(new TestListener("a", false));
root.addFacesListener(new TestListener("b", true));
root.addFacesListener(new TestListener("c", false));
// Queue two event and check the results
TestListener.trace(null);
TestEvent event1 = new TestEvent(root, "1");
event1.setPhaseId(PhaseId.APPLY_REQUEST_VALUES);
root.queueEvent(event1);
TestEvent event2 = new TestEvent(root, "2");
event2.setPhaseId(PhaseId.APPLY_REQUEST_VALUES);
root.queueEvent(event2);
root.processDecodes(facesContext);
assertEquals("/a/1/b/1/a/2/b/2", TestListener.trace());
}
@Test
public void transform_ShouldReturnAuditTrailEntryWithDataOfEvent() {
testEvent.setStringField("foo");
testEvent.setIntField(76);
testEvent.setObjectField(null);
AuditTrailEntry ae = transformer.transform(testEvent);
assertThat(ae.getWorkflowModelElement(), is(NAME));
List<Attribute> atts = ae.getData().getAttribute();
assertThat(atts.size(), is(5));
Matcher<Data.Attribute> stringName = hasProperty("name", is("stringField"));
Matcher<Attribute> stringValue = hasProperty("value", is("foo"));
@SuppressWarnings("unchecked")
Matcher<Attribute> stringM = allOf(stringName, stringValue);
Matcher<Attribute> intName = hasProperty("name", is("intField"));
Matcher<Attribute> intValue = hasProperty("value", is("76"));
@SuppressWarnings("unchecked")
Matcher<Attribute> intM = allOf(intName, intValue);
Matcher<Attribute> objName = hasProperty("name", is("objectField"));
Matcher<Attribute> objValue = hasProperty("value", is("null"));
@SuppressWarnings("unchecked")
Matcher<Attribute> objM = allOf(objName, objValue);
Matcher<Attribute> className = hasProperty("name", is("class"));
Matcher<Attribute> classValue =
hasProperty("value", is("class " + testEvent.getClass().getName()));
@SuppressWarnings("unchecked")
Matcher<Attribute> classM = allOf(className, classValue);
@SuppressWarnings("unchecked")
Matcher<Iterable<Attribute>> hasItems = Matchers.hasItems(stringM, intM, objM, classM);
assertThat(atts, hasItems);
}
public static Collection<TestEvent<String>> createModifyRemove(String created, String modified) {
List<TestEvent<String>> all = new ArrayList<>();
all.addAll(TestEvent.create(CREATE, created));
all.addAll(TestEvent.create(WRITE, created));
all.addAll(TestEvent.create(MODIFY, modified, created));
all.addAll(TestEvent.create(WRITE, modified));
all.addAll(TestEvent.create(REMOVE, null, modified));
all.addAll(TestEvent.create(WRITE, null));
return all;
}
@Override
public void onNext(TestEvent e) {
set.add(e);
System.out.println(name + " " + e + " " + e.getMsg());
if (set.size() == expected) monitor.mnotify();
}
@Test
public void getProcessId_ShouldReturnNull() {
testEvent.setProcessId(null);
assertThat(transformer.getProcessId(testEvent), nullValue());
}
public static Collection<TestEvent<String>> write(String... values) {
List<TestEvent<String>> all = new ArrayList<>();
for (String value : values) all.addAll(TestEvent.create(WRITE, value));
return all;
}
// Test Events List Clearing
public void testEventsListClear() {
UIViewRoot root = facesContext.getApplication().getViewHandler().createView(facesContext, null);
facesContext.setViewRoot(root);
TestEvent event1, event2, event3, event4 = null;
event1 = new TestEvent(root, "1");
event1.setPhaseId(PhaseId.APPLY_REQUEST_VALUES);
root.queueEvent(event1);
event2 = new TestEvent(root, "2");
event2.setPhaseId(PhaseId.PROCESS_VALIDATIONS);
root.queueEvent(event2);
event3 = new TestEvent(root, "3");
event3.setPhaseId(PhaseId.UPDATE_MODEL_VALUES);
root.queueEvent(event3);
event4 = new TestEvent(root, "4");
event4.setPhaseId(PhaseId.INVOKE_APPLICATION);
root.queueEvent(event4);
final Field fields[] = UIViewRoot.class.getDeclaredFields();
Field field = null;
List<List> events = null;
for (int i = 0; i < fields.length; ++i) {
if ("events".equals(fields[i].getName())) {
field = fields[i];
field.setAccessible(true);
try {
events = TypedCollections.dynamicallyCastList((List) field.get(root), List.class);
} catch (Exception e) {
assertTrue(false);
}
break;
}
}
// CASE: renderReponse not set; responseComplete not set;
// check for existence of events before processDecodes
checkEventQueuesSizes(events, 1, 1, 1, 1);
root.processDecodes(facesContext);
// there should be no events
checkEventQueuesSizes(events, 0, 1, 1, 1);
// requeue apply request event
root.queueEvent(event1);
// CASE: renderReponse set;
// check for existence of events before processValidators
checkEventQueuesSizes(events, 1, 1, 1, 1);
facesContext.renderResponse();
root.processValidators(facesContext);
// there should be no events
checkEventQueuesSizes(events, 0, 0, 0, 0);
// reset FacesContext
facesContext.setRenderResponse(false);
facesContext.setResponseComplete(false);
// requeue all events
root.queueEvent(event1);
root.queueEvent(event2);
root.queueEvent(event3);
root.queueEvent(event4);
try {
events = TypedCollections.dynamicallyCastList((List) field.get(root), List.class);
} catch (Exception e) {
assertTrue(false);
}
// CASE: response set;
// check for existence of events before processValidators
checkEventQueuesSizes(events, 1, 1, 1, 1);
facesContext.renderResponse();
root.processValidators(facesContext);
// there should be no events
checkEventQueuesSizes(events, 0, 0, 0, 0);
// reset FacesContext
facesContext.setRenderResponse(false);
facesContext.setResponseComplete(false);
// requeue all events
root.queueEvent(event1);
root.queueEvent(event2);
root.queueEvent(event3);
root.queueEvent(event4);
try {
events = TypedCollections.dynamicallyCastList((List) field.get(root), List.class);
} catch (Exception e) {
assertTrue(false);
}
// CASE: response complete;
// check for existence of events before processUpdates
checkEventQueuesSizes(events, 1, 1, 1, 1);
facesContext.responseComplete();
root.processUpdates(facesContext);
// there should be no events
checkEventQueuesSizes(events, 0, 0, 0, 0);
// reset FacesContext
facesContext.setRenderResponse(false);
facesContext.setResponseComplete(false);
// requeue all events
root.queueEvent(event1);
root.queueEvent(event2);
root.queueEvent(event3);
root.queueEvent(event4);
try {
events = TypedCollections.dynamicallyCastList((List) field.get(root), List.class);
} catch (Exception e) {
assertTrue(false);
}
// CASE: response complete;
// check for existence of events before processApplication
checkEventQueuesSizes(events, 1, 1, 1, 1);
facesContext.responseComplete();
root.processApplication(facesContext);
// there should be no events
checkEventQueuesSizes(events, 0, 0, 0, 0);
// finally, get the internal events list one more time
// to make sure it is null
try {
events = TypedCollections.dynamicallyCastList((List) field.get(root), List.class);
} catch (Exception e) {
assertTrue(false);
}
assertNull("events", events);
}
public static <V> Collection<TestEvent<V>> create(TestType type, V value, V prev) {
return Arrays.asList(
TestEvent.create(type.lambdaType(), value, prev),
TestEvent.create(type.listenerType(), value, prev));
}
@Subscribe
public void listen(TestEvent event) {
lastMessage = event.getMessage();
System.out.println("监控到message变化成:" + lastMessage);
}
