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feat: add additional test for PollingEventSource #1409

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merged 1 commit into from
Aug 24, 2022
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feat: add additional test for PollingEventSource #1409

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28 changes: 24 additions & 4 deletions ...a/io/javaoperatorsdk/operator/processing/event/source/polling/PollingEventSourceTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -20,10 +20,12 @@ class PollingEventSourceTest
extends
AbstractEventSourceTestBase<PollingEventSource<SampleExternalResource, HasMetadata>, EventHandler> {

public static final int DEFAULT_WAIT_PERIOD = 100;

private PollingEventSource.GenericResourceFetcher<SampleExternalResource> resourceFetcher =
mock(PollingEventSource.GenericResourceFetcher.class);
private final PollingEventSource<SampleExternalResource, HasMetadata> pollingEventSource =
new PollingEventSource<>(resourceFetcher, 50L, SampleExternalResource.class,
new PollingEventSource<>(resourceFetcher, 30L, SampleExternalResource.class,
(SampleExternalResource er) -> er.getName() + "#" + er.getValue());

@BeforeEach
Expand All @@ -35,7 +37,7 @@ public void setup() {
void pollsAndProcessesEvents() throws InterruptedException {
when(resourceFetcher.fetchResources()).thenReturn(testResponseWithTwoValues());
pollingEventSource.start();
Thread.sleep(100);
Thread.sleep(DEFAULT_WAIT_PERIOD);

verify(eventHandler, times(2)).handleEvent(any());
}
Expand All @@ -45,7 +47,7 @@ void propagatesEventForRemovedResources() throws InterruptedException {
when(resourceFetcher.fetchResources()).thenReturn(testResponseWithTwoValues())
.thenReturn(testResponseWithOneValue());
pollingEventSource.start();
Thread.sleep(150);
Thread.sleep(DEFAULT_WAIT_PERIOD);

verify(eventHandler, times(3)).handleEvent(any());
}
Expand All @@ -54,11 +56,29 @@ void propagatesEventForRemovedResources() throws InterruptedException {
void doesNotPropagateEventIfResourceNotChanged() throws InterruptedException {
when(resourceFetcher.fetchResources()).thenReturn(testResponseWithTwoValues());
pollingEventSource.start();
Thread.sleep(250);
Thread.sleep(DEFAULT_WAIT_PERIOD);

verify(eventHandler, times(2)).handleEvent(any());
}

@Test
void propagatesEventOnNewResourceForPrimary() throws InterruptedException {
when(resourceFetcher.fetchResources())
.thenReturn(testResponseWithOneValue())
.thenReturn(testResponseWithTwoValueForSameId());

pollingEventSource.start();
Thread.sleep(DEFAULT_WAIT_PERIOD);

verify(eventHandler, times(2)).handleEvent(any());
}

private Map<ResourceID, Set<SampleExternalResource>> testResponseWithTwoValueForSameId() {
Map<ResourceID, Set<SampleExternalResource>> res = new HashMap<>();
res.put(primaryID1(), Set.of(testResource1(), testResource2()));
return res;
}

private Map<ResourceID, Set<SampleExternalResource>> testResponseWithOneValue() {
Map<ResourceID, Set<SampleExternalResource>> res = new HashMap<>();
res.put(primaryID1(), Set.of(testResource1()));
Expand Down