109 lines
5.3 KiB
Go
109 lines
5.3 KiB
Go
package main
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import (
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"encoding/json"
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"testing"
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"time"
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)
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func TestDeliveryRecorderSummarizesPeerGroupAndDuplicates(t *testing.T) {
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recorder := newDeliveryRecorder("run1", "a", 2)
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peer := AcceptedMessage{RunID: "run1", Kind: "p2p", ClientMid: "run1-p-b-0001-01", Topic: "p2p-one", Seq: 10,
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SenderMachine: "b", SenderIndex: 1, PeerMachine: "a", PeerIndex: 1}
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group := AcceptedMessage{RunID: "run1", Kind: "group", ClientMid: "run1-g-b-0001-01", Topic: "grp-one", Seq: 20,
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SenderMachine: "b", SenderIndex: 1}
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recorder.onData(AccountRecord{Index: 1}, testData(peer, time.Now()))
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recorder.onData(AccountRecord{Index: 1}, testData(peer, time.Now()))
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recorder.onData(AccountRecord{Index: 1}, testData(group, time.Now()))
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summary := recorder.summarize(AgentSummary{}, []AcceptedMessage{peer, group})
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if summary.ExpectedPeer != 1 || summary.ReceivedPeer != 1 {
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t.Fatalf("peer expected/received = %d/%d", summary.ExpectedPeer, summary.ReceivedPeer)
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}
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if summary.ExpectedGroup != 2 || summary.ReceivedGroup != 1 || summary.RealtimeLost != 1 {
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t.Fatalf("group expected/received/lost = %d/%d/%d", summary.ExpectedGroup, summary.ReceivedGroup, summary.RealtimeLost)
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}
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if summary.Duplicates != 1 || len(summary.Missing) != 1 || summary.Missing[0].ReceiverIndex != 2 {
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t.Fatalf("duplicates=%d missing=%+v", summary.Duplicates, summary.Missing)
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}
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}
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func TestDeliveryRecorderSeparatesHistoryFromRealtime(t *testing.T) {
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recorder := newDeliveryRecorder("run1", "a", 1)
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message := AcceptedMessage{RunID: "run1", Kind: "p2p", ClientMid: "run1-p-b-0001-01", Topic: "p2p-one", Seq: 10,
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SenderMachine: "b", SenderIndex: 1, PeerMachine: "a", PeerIndex: 1}
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recorder.beginHistory()
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recorder.onData(AccountRecord{Index: 1}, testData(message, time.Now()))
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summary := recorder.summarize(AgentSummary{}, []AcceptedMessage{message})
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if summary.ReceivedPeer != 0 || summary.RealtimeLost != 1 {
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t.Fatalf("history response polluted realtime result: %+v", summary)
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}
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if !recorder.historyFound(message.ClientMid) {
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t.Fatal("history message was not recorded")
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}
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if got := recorder.countRealtimeLostStored([]AcceptedMessage{message}); got != 1 {
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t.Fatalf("realtime lost but persisted=%d", got)
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}
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}
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func TestDeliveryRecorderExportsObservedMessagesWithoutAck(t *testing.T) {
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recorder := newDeliveryRecorder("run1", "b", 2)
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acked := AcceptedMessage{RunID: "run1", Scenario: "group", Kind: "group", ClientMid: "run1-g-a-0001-01",
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Topic: "grp-one", Seq: 10, SenderMachine: "a", SenderIndex: 1}
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unacked := AcceptedMessage{RunID: "run1", Scenario: "group", Kind: "group", ClientMid: "run1-g-a-0002-01",
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Topic: "grp-one", Seq: 11, SenderMachine: "a", SenderIndex: 2}
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recorder.onData(AccountRecord{Index: 1}, testData(acked, time.Now()))
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recorder.onData(AccountRecord{Index: 2}, testData(unacked, time.Now()))
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messages := recorder.unackedObservedMessages([]AcceptedMessage{acked}, "group")
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if len(messages) != 1 || messages[0].ClientMid != unacked.ClientMid || messages[0].Seq != 11 ||
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messages[0].PeerMachine != "b" || messages[0].PeerIndex != 2 || messages[0].SenderIndex != 2 {
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t.Fatalf("unexpected observed ledger: %+v", messages)
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}
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}
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func TestDeliveryRecorderCapturesOrderingViolationDetails(t *testing.T) {
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recorder := newDeliveryRecorder("run1", "b", 1)
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newer := AcceptedMessage{RunID: "run1", ClientMid: "run1-p-a-0001-02", Topic: "p2p-one", Seq: 12}
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older := AcceptedMessage{RunID: "run1", ClientMid: "run1-p-a-0001-01", Topic: "p2p-one", Seq: 11}
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recorder.onData(AccountRecord{Index: 1}, testData(newer, time.Now()))
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recorder.onData(AccountRecord{Index: 1}, testData(older, time.Now()))
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summary := recorder.summarize(AgentSummary{}, nil)
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if summary.OutOfOrder != 1 || len(summary.OrderingViolations) != 1 {
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t.Fatalf("out_of_order=%d violations=%+v", summary.OutOfOrder, summary.OrderingViolations)
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}
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violation := summary.OrderingViolations[0]
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if violation.ReceiverMachine != "b" || violation.ReceiverIndex != 1 ||
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violation.PreviousSeq != 12 || violation.CurrentSeq != 11 || violation.ClientMid != older.ClientMid {
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t.Fatalf("unexpected violation: %+v", violation)
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}
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}
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func TestDeliveryRecorderSeparatesLocalAndCrossMachineLatency(t *testing.T) {
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recorder := newDeliveryRecorder("run1", "a", 1)
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local := AcceptedMessage{RunID: "run1", ClientMid: "run1-p-a-0001-01", Topic: "p2p-one", Seq: 1}
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cross := AcceptedMessage{RunID: "run1", ClientMid: "run1-p-b-0001-01", Topic: "p2p-one", Seq: 2}
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recorder.onData(AccountRecord{Index: 1}, testData(local, time.Now().Add(-10*time.Millisecond)))
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recorder.onData(AccountRecord{Index: 1}, testData(cross, time.Now().Add(time.Second)))
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summary := recorder.summarize(AgentSummary{}, nil)
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if summary.DeliveryLatencyLocal.Count != 1 || summary.DeliveryLatencyCross.Count != 0 {
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t.Fatalf("unexpected split latency counts: local=%d cross=%d",
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summary.DeliveryLatencyLocal.Count, summary.DeliveryLatencyCross.Count)
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}
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if summary.CrossClockSkewSamples != 1 {
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t.Fatalf("cross clock skew samples=%d", summary.CrossClockSkewSamples)
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}
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}
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func testData(message AcceptedMessage, sentAt time.Time) dataPacket {
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content, _ := json.Marshal(map[string]any{"run_id": message.RunID, "scenario": message.Scenario,
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"sender_machine": message.SenderMachine, "sender_index": message.SenderIndex,
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"sent_at_unix_nano": sentAt.UnixNano()})
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return dataPacket{Topic: message.Topic, Seq: message.Seq,
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Head: map[string]any{"x-im-client-mid": message.ClientMid}, Content: content}
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}
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