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Code Issues Releases Wiki Activity

Reimplement msghub as an actor

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This commit is contained in:
James Hillyerd
2017-01-28 19:20:06 -08:00
parent e6f95c9367
commit 9b1d28fc7d
4 changed files with 88 additions and 92 deletions
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41
msghub/hub_test.go
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@@ -66,7 +66,7 @@ func TestHubZeroListeners(t *testing.T) {
hub := New(ctx, 5)
m := Message{}
for i := 0; i < 100; i++ {
hub.Broadcast(m)
hub.Dispatch(m)
}
// Just making sure Hub doesn't panic
}
@@ -79,7 +79,7 @@ func TestHubOneListener(t *testing.T) {
l := newTestListener(1)
hub.AddListener(l)
hub.Broadcast(m)
hub.Dispatch(m)
// Wait for messages
select {
@@ -97,15 +97,16 @@ func TestHubRemoveListener(t *testing.T) {
l := newTestListener(1)
hub.AddListener(l)
hub.Broadcast(m)
hub.Dispatch(m)
hub.RemoveListener(l)
hub.Broadcast(m)
hub.Dispatch(m)
hub.Sync()
// Wait for messages
select {
case <-l.overflow:
t.Error(l)
case <-time.After(250 * time.Millisecond):
case <-time.After(50 * time.Millisecond):
// Expected result, no overflow
}
}
@@ -121,21 +122,22 @@ func TestHubRemoveListenerOnError(t *testing.T) {
l.errorAfter = 1
hub.AddListener(l)
hub.Broadcast(m)
hub.Broadcast(m)
hub.Broadcast(m)
hub.Broadcast(m)
hub.Dispatch(m)
hub.Dispatch(m)
hub.Dispatch(m)
hub.Dispatch(m)
hub.Sync()
// Wait for messages
select {
case <-l.overflow:
t.Error(l)
case <-time.After(250 * time.Millisecond):
case <-time.After(50 * time.Millisecond):
// Expected result, no overflow
}
}
func TestHubLogReplay(t *testing.T) {
func TestHubHistoryReplay(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
hub := New(ctx, 100)
@@ -148,7 +150,7 @@ func TestHubLogReplay(t *testing.T) {
msgs[i] = Message{
Subject: fmt.Sprintf("subj %v", i),
}
hub.Broadcast(msgs[i])
hub.Dispatch(msgs[i])
}
// Wait for messages (live)
@@ -162,7 +164,7 @@ func TestHubLogReplay(t *testing.T) {
l2 := newTestListener(3)
hub.AddListener(l2)
// Wait for messages (log)
// Wait for messages (history)
select {
case <-l2.done:
case <-time.After(time.Second):
@@ -178,7 +180,7 @@ func TestHubLogReplay(t *testing.T) {
}
}
func TestHubLogReplayWrap(t *testing.T) {
func TestHubHistoryReplayWrap(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
hub := New(ctx, 5)
@@ -191,7 +193,7 @@ func TestHubLogReplayWrap(t *testing.T) {
msgs[i] = Message{
Subject: fmt.Sprintf("subj %v", i),
}
hub.Broadcast(msgs[i])
hub.Dispatch(msgs[i])
}
// Wait for messages (live)
@@ -205,7 +207,7 @@ func TestHubLogReplayWrap(t *testing.T) {
l2 := newTestListener(5)
hub.AddListener(l2)
// Wait for messages (log)
// Wait for messages (history)
select {
case <-l2.done:
case <-time.After(time.Second):
@@ -228,16 +230,15 @@ func TestHubContextCancel(t *testing.T) {
l := newTestListener(1)
hub.AddListener(l)
hub.Broadcast(m)
hub.Dispatch(m)
hub.Sync()
cancel()
time.Sleep(50 * time.Millisecond)
hub.Broadcast(m)
// Wait for messages
select {
case <-l.overflow:
t.Error(l)
case <-time.After(250 * time.Millisecond):
case <-time.After(50 * time.Millisecond):
// Expected result, no overflow
}
}