Joseph Doherty
34 lines
1.5 KiB
C#
34 lines
1.5 KiB
C#
namespace ZB.MOM.WW.ScadaBridge.PerformanceTests.Failover;
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/// <summary>
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/// Failover-timing benchmark harness (placeholder).
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///
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/// Design envelope under test (CLAUDE.md "Cluster & Failover"): failure
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/// detection 2s heartbeat / 10s threshold, SBR stable-after 15s, total
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/// failover ~25s for a hard node loss.
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///
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/// Measurement protocol (to be wired to the two-node cluster rig delivered
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/// by PLAN-01 — see archreview/plans/PLAN-01-*.md; do not duplicate that rig
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/// here):
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/// 1. Form a real 2-node cluster (docker/ topology or Akka.Remote in-proc
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/// multi-ActorSystem rig from PLAN-01).
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/// 2. Confirm a cluster singleton (e.g. site DeploymentManager) is hosted
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/// on node A; record T0.
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/// 3. Hard-kill node A (process kill / ActorSystem.Abort — not
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/// CoordinatedShutdown; graceful stop exercises a different path).
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/// 4. Poll node B for singleton re-host; record T1 at first successful
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/// response from the migrated singleton.
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/// 5. Assert T1 - T0 <= 40s (25s design + margin) and report the number.
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/// </summary>
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public class FailoverTimingTests
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{
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[Trait("Category", "Performance")]
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[Fact(Skip = "Requires the real two-node failover rig delivered by PLAN-01 " +
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"(overall review P2-10). This class documents the measurement " +
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"protocol; wire it to the rig when PLAN-01 lands.")]
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public void HardKillFailover_SingletonRehostedWithinDesignEnvelope()
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{
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// Intentionally empty until the PLAN-01 rig exists.
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}
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}
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