66 lines
2.3 KiB
Go
66 lines
2.3 KiB
Go
package main
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import (
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"encoding/json"
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"os"
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"path/filepath"
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"testing"
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)
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func TestRunMergeComputesArrivalAndPersistenceGate(t *testing.T) {
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dir := t.TempDir()
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a := AgentSummary{RunID: "run1", Scenario: "p2p", Machine: "a", ReadyConnections: 1000,
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ExpectedConnections: 1000,
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PublishAttempted: 10, PublishAccepted: 10, ExpectedPeer: 10, ReceivedPeer: 9,
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RealtimeLost: 1, HistoryChecked: 10, HistoryFound: 10}
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b := AgentSummary{RunID: "run1", Scenario: "p2p", Machine: "b", ReadyConnections: 1000,
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ExpectedConnections: 1000,
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PublishAttempted: 10, PublishAccepted: 10, ExpectedPeer: 10, ReceivedPeer: 10,
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HistoryChecked: 10, HistoryFound: 9, PersistenceLost: 1, OutOfOrder: 1,
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OrderingViolations: []OrderingViolation{{ReceiverMachine: "b", ReceiverIndex: 7, PreviousSeq: 12, CurrentSeq: 11}}}
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aPath, bPath, reportPath := filepath.Join(dir, "a.json"), filepath.Join(dir, "b.json"), filepath.Join(dir, "report.json")
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writeSummaryForTest(t, aPath, a)
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writeSummaryForTest(t, bPath, b)
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if err := runMerge(aPath, bPath, reportPath); err != nil {
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t.Fatal(err)
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}
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var report CombinedReport
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raw, err := os.ReadFile(reportPath)
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if err != nil {
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t.Fatal(err)
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}
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if err = json.Unmarshal(raw, &report); err != nil {
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t.Fatal(err)
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}
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if report.ExpectedDeliveries != 20 || report.ReceivedDeliveries != 19 || report.ArrivalRate != 0.95 || report.LossRate != 0.05 {
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t.Fatalf("unexpected delivery totals: %+v", report)
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}
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if report.Passed || report.PersistenceLost != 1 {
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t.Fatalf("correctness gate did not fail: %+v", report)
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}
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if len(report.OrderingViolations) != 1 || report.OrderingViolations[0].ReceiverIndex != 7 {
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t.Fatalf("ordering violations were not merged: %+v", report.OrderingViolations)
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}
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}
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func TestMergedHistogramP95(t *testing.T) {
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agents := []AgentSummary{
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{AckLatency: HistogramSnapshot{Count: 10, MaxMS: 900, Buckets: map[string]int64{"200ms": 9, "1s": 1}}},
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{AckLatency: HistogramSnapshot{Count: 10, MaxMS: 300, Buckets: map[string]int64{"200ms": 10}}},
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}
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if got := mergedHistogramP95(agents, func(summary AgentSummary) HistogramSnapshot { return summary.AckLatency }); got != 200 {
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t.Fatalf("p95=%v", got)
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}
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}
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func writeSummaryForTest(t *testing.T, path string, summary AgentSummary) {
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t.Helper()
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raw, err := json.Marshal(summary)
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if err != nil {
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t.Fatal(err)
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}
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if err = os.WriteFile(path, raw, 0o600); err != nil {
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t.Fatal(err)
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}
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}
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