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backport 3945 to .16 #3948

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merged 1 commit into from
Aug 27, 2020
Merged

backport 3945 to .16 #3948

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4 changes: 2 additions & 2 deletions pkg/apis/flows/v1/parallel_lifecycle.go
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Original file line number Diff line number Diff line change
Expand Up @@ -77,7 +77,7 @@ func (ps *ParallelStatus) InitializeConditions() {
// PropagateSubscriptionStatuses sets the ParallelConditionSubscriptionsReady based on
// the status of the incoming subscriptions.
func (ps *ParallelStatus) PropagateSubscriptionStatuses(filterSubscriptions []*messagingv1.Subscription, subscriptions []*messagingv1.Subscription) {
if ps.BranchStatuses == nil {
if ps.BranchStatuses == nil || len(subscriptions) != len(ps.BranchStatuses) {
ps.BranchStatuses = make([]ParallelBranchStatus, len(subscriptions))
}
allReady := true
Expand Down Expand Up @@ -136,7 +136,7 @@ func (ps *ParallelStatus) PropagateSubscriptionStatuses(filterSubscriptions []*m
// PropagateChannelStatuses sets the ChannelStatuses and ParallelConditionChannelsReady based on the
// status of the incoming channels.
func (ps *ParallelStatus) PropagateChannelStatuses(ingressChannel *duckv1.Channelable, channels []*duckv1.Channelable) {
if ps.BranchStatuses == nil {
if ps.BranchStatuses == nil || len(channels) != len(ps.BranchStatuses) {
ps.BranchStatuses = make([]ParallelBranchStatus, len(channels))
}
allReady := true
Expand Down
31 changes: 31 additions & 0 deletions pkg/apis/flows/v1/parallel_lifecycle_test.go
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Expand Up @@ -293,6 +293,37 @@ func TestParallelPropagateChannelStatuses(t *testing.T) {
}
}

func TestParallelPropagateChannelStatusUpdated(t *testing.T) {
inChannel := getChannelable(true)
initialChannels := []*eventingduckv1.Channelable{getChannelable(true)}
afterChannels := []*eventingduckv1.Channelable{getChannelable(true), getChannelable(true)}
ps := ParallelStatus{}
ps.PropagateChannelStatuses(inChannel, initialChannels)
if len(ps.BranchStatuses) != 1 {
t.Errorf("unexpected branchstatuses want 1 got %d", len(ps.BranchStatuses))
}
ps.PropagateChannelStatuses(inChannel, afterChannels)
if len(ps.BranchStatuses) != 2 {
t.Errorf("unexpected branchstatuses want 2 got %d", len(ps.BranchStatuses))
}
}

func TestParallelPropagateSubscriptionStatusUpdated(t *testing.T) {
initialFsubs := []*messagingv1.Subscription{getSubscription("fsub0", true)}
initialSubs := []*messagingv1.Subscription{getSubscription("sub0", true)}
afterFsubs := []*messagingv1.Subscription{getSubscription("fsub0", true), getSubscription("fsub1", true)}
afterSubs := []*messagingv1.Subscription{getSubscription("sub0", true), getSubscription("sub1", true)}
ps := ParallelStatus{}
ps.PropagateSubscriptionStatuses(initialFsubs, initialSubs)
if len(ps.BranchStatuses) != 1 {
t.Errorf("unexpected branchstatuses want 1 got %d", len(ps.BranchStatuses))
}
ps.PropagateSubscriptionStatuses(afterFsubs, afterSubs)
if len(ps.BranchStatuses) != 2 {
t.Errorf("unexpected branchstatuses want 2 got %d", len(ps.BranchStatuses))
}
}

func TestParallelReady(t *testing.T) {
tests := []struct {
name string
Expand Down