jdeppe-pivotal commented on a change in pull request #6616:
URL: https://github.com/apache/geode/pull/6616#discussion_r654871270
##########
File path:
geode-apis-compatible-with-redis/src/integrationTest/java/org/apache/geode/redis/internal/executor/pubsub/AbstractSubCommandsIntegrationTest.java
##########
@@ -191,6 +201,67 @@ public void
channels_shouldNotReturnDuplicates_givenMultipleSubscribersToSameCha
subscriber2.close();
}
+ /** -- NUMSUB-- **/
+
+ @Test
+ public void numsub_shouldReturnEmptyList_whenCalledWithOutChannelNames() {
+ executor.submit(() -> subscriber.subscribe(mockSubscriber, "foo"));
+ waitFor(() -> mockSubscriber.getSubscribedChannels() == 1);
+
+ List<Object> result =
+ uncheckedCast(introspector.sendCommand(Protocol.Command.PUBSUB,
PUBSUB_NUMSUB));
+
+ assertThat(result).isEmpty();
+ }
+
+ @Test
+ public void
numsub_shouldReturnListOfChannelsWithSubscriberCount_whenCalledWithActiveChannels()
{
+ Jedis subscriber2 = new Jedis(BIND_ADDRESS, getPort(),
REDIS_CLIENT_TIMEOUT);
+ MockSubscriber fooAndBarSubscriber = new MockSubscriber();
+
+ executor.submit(() -> subscriber.subscribe(mockSubscriber, "foo"));
+ executor.submit(() -> subscriber2.subscribe(fooAndBarSubscriber, "foo",
"bar"));
+ waitFor(() -> mockSubscriber.getSubscribedChannels() == 1
+ && fooAndBarSubscriber.getSubscribedChannels() == 2);
+
+ HashMap<String, String> result =
+ (HashMap<String, String>) introspector.pubsubNumSub("foo", "bar");
+
+ assertThat(result.containsKey("foo")).isTrue();
+ assertThat(result.containsKey("bar")).isTrue();
+ assertThat(result.get("foo")).isEqualTo("2");
+ assertThat(result.get("bar")).isEqualTo("1");
+
+ fooAndBarSubscriber.unsubscribe();
+
+ waitFor(() -> fooAndBarSubscriber.getSubscribedChannels() == 0);
+ subscriber2.close();
+ }
+
+ @Test
+ public void
numsub_shouldReturnChannelNameWithZero_whenCalledWithChannelWithNoSubscribers()
{
+ executor.submit(() -> subscriber.subscribe(mockSubscriber, "foo"));
+ waitFor(() -> mockSubscriber.getSubscribedChannels() == 1);
+
+ HashMap<String, String> result =
+ (HashMap<String, String>) introspector.pubsubNumSub("bar");
+
+ assertThat(result.containsKey("bar")).isTrue();
+ assertThat(result.get("bar")).isEqualTo("0");
+ }
+
+ @Test
+ public void
numsub_shouldReturnPatternWithZero_whenCalledWithPatternWithNoChannelSubscribers()
{
Review comment:
I think I added what you were asking.
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