RobertIndie commented on code in PR #904:
URL: https://github.com/apache/pulsar-client-go/pull/904#discussion_r1044204949
##########
pulsar/consumer_test.go:
##########
@@ -384,6 +385,138 @@ func TestPartitionTopicsConsumerPubSub(t *testing.T) {
assert.Equal(t, len(msgs), 10)
}
+type TestActiveConsumerListener struct {
+ lock sync.RWMutex
+ nameToPartitions map[string]map[int32]struct{}
+}
+
+func (t *TestActiveConsumerListener) getConsumerCount() int {
+ t.lock.RLock()
+ defer t.lock.RUnlock()
+ return len(t.nameToPartitions)
+}
+
+func (t *TestActiveConsumerListener) getPartitionCount(consumerName string)
int {
+ t.lock.RLock()
+ defer t.lock.RUnlock()
+ return len(t.nameToPartitions[consumerName])
+}
+
+func (t *TestActiveConsumerListener) BecameActive(consumer Consumer, topicName
string, partition int32) {
+ fmt.Printf("%s become active on %s - %d\n", consumer.Name(), topicName,
partition)
Review Comment:
Better to use the `Logf` method in `testing.T`
##########
pulsar/consumer_test.go:
##########
@@ -384,6 +385,138 @@ func TestPartitionTopicsConsumerPubSub(t *testing.T) {
assert.Equal(t, len(msgs), 10)
}
+type TestActiveConsumerListener struct {
+ lock sync.RWMutex
+ nameToPartitions map[string]map[int32]struct{}
+}
+
+func (t *TestActiveConsumerListener) getConsumerCount() int {
+ t.lock.RLock()
+ defer t.lock.RUnlock()
+ return len(t.nameToPartitions)
+}
+
+func (t *TestActiveConsumerListener) getPartitionCount(consumerName string)
int {
+ t.lock.RLock()
+ defer t.lock.RUnlock()
+ return len(t.nameToPartitions[consumerName])
+}
+
+func (t *TestActiveConsumerListener) BecameActive(consumer Consumer, topicName
string, partition int32) {
+ fmt.Printf("%s become active on %s - %d\n", consumer.Name(), topicName,
partition)
+ t.lock.Lock()
+ defer t.lock.Unlock()
+ partitionSet := t.nameToPartitions[consumer.Name()]
+ if partitionSet == nil {
+ partitionSet = map[int32]struct{}{}
+ }
+ partitionSet[partition] = struct{}{}
+ t.nameToPartitions[consumer.Name()] = partitionSet
+}
+
+func (t *TestActiveConsumerListener) BecameInactive(consumer Consumer,
topicName string, partition int32) {
+ fmt.Printf("%s become inactive on %s - %d\n", consumer.Name(),
topicName, partition)
+ t.lock.Lock()
+ defer t.lock.Unlock()
+ partitionSet := t.nameToPartitions[consumer.Name()]
+ if _, ok := partitionSet[partition]; ok {
+ delete(partitionSet, partition)
+ if len(partitionSet) == 0 {
+ delete(t.nameToPartitions, consumer.Name())
+ }
+ }
+}
+
+func allConsume(consumers []Consumer) {
+ for i := 0; i < len(consumers); i++ {
+ ctx, cancel := context.WithTimeout(context.Background(),
2*time.Second)
+ defer cancel()
+ consumers[i].Receive(ctx)
+ }
+}
+
+func TestPartitionTopic_ActiveConsumerChanged(t *testing.T) {
+ client, err := NewClient(ClientOptions{
+ URL: lookupURL,
+ })
+ assert.Nil(t, err)
+ defer client.Close()
+
+ topic := "persistent://public/default/testGetPartitions6"
Review Comment:
Better to add timestamp as the topic name suffix. Like
`fmt.Sprintf("my-topic-%v", time.Now().Nanosecond())` to avoid conflict when
running multiple times. You can also use `newTopicName` in helper_for_test.go
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