Publish ITWorx Pulse source

internal/live/backpressure_test.go

@@ -0,0 +1,15 @@
+package live
+
+import "testing"
+
+func TestSampleOutputQueueDropsWhenFull(t *testing.T) {
+	session := &session{outbound: make(chan []byte, 1)}
+	session.outbound <- []byte("queued")
+	message := SamplesMessage{SchemaVersion: 1, Type: "samples", SubscriptionID: "sub", Sequence: 1, Samples: []Sample{}}
+	if err := session.send(message); err != nil {
+		t.Fatalf("sample drop should preserve session health: %v", err)
+	}
+	if len(session.outbound) != 1 {
+		t.Fatalf("queue length=%d, want bounded length 1", len(session.outbound))
+	}
+}