acdream/tests/AcDream.App.Tests/Streaming/WorldRevealLifecycleTelemetryTests.cs

105 lines
4 KiB
C#

using AcDream.App.Streaming;
namespace AcDream.App.Tests.Streaming;
public sealed class WorldRevealLifecycleTelemetryTests
{
private static WorldRevealReadinessSnapshot Ready(uint cell = 0x11340021u) => new(
cell,
IsIndoor: false,
IsUnhydratable: false,
RequiredRenderRadius: 1,
IsRenderNeighborhoodReady: true,
AreCompositeTexturesReady: true,
IsCollisionReady: true);
[Fact]
public void Login_RecordsReadyThenFirstVisibleFrameExactlyOnce()
{
var logs = new List<string>();
var telemetry = new WorldRevealLifecycleTelemetry(logs.Add);
long generation = telemetry.Begin(WorldRevealKind.Login);
telemetry.ObserveReadiness(Ready());
telemetry.ObserveWorldViewportVisible();
telemetry.ObserveWorldViewportVisible();
telemetry.Complete();
Assert.Equal(generation, telemetry.Snapshot.Generation);
Assert.True(telemetry.Snapshot.IsReady);
Assert.True(telemetry.Snapshot.WorldViewportObserved);
Assert.True(telemetry.Snapshot.Completed);
Assert.Equal(0, telemetry.Snapshot.InvariantFailureCount);
Assert.Single(logs, line => line.Contains("event=world-visible", StringComparison.Ordinal));
}
[Fact]
public void EarlyWorldViewport_IsARecordedHardInvariantFailure()
{
var logs = new List<string>();
var telemetry = new WorldRevealLifecycleTelemetry(logs.Add);
telemetry.Begin(WorldRevealKind.Login);
telemetry.ObserveReadiness(Ready() with { AreCompositeTexturesReady = false });
telemetry.ObserveWorldViewportVisible();
Assert.Equal(1, telemetry.Snapshot.InvariantFailureCount);
Assert.Contains(logs, line => line.Contains("reason=viewport-before-ready", StringComparison.Ordinal));
}
[Fact]
public void NewGeneration_SupersedesOldStateAndRejectsDestinationMutation()
{
var logs = new List<string>();
var telemetry = new WorldRevealLifecycleTelemetry(logs.Add);
long first = telemetry.Begin(WorldRevealKind.Login);
telemetry.ObserveReadiness(Ready(0x11340021u));
long second = telemetry.Begin(WorldRevealKind.Portal);
telemetry.ObserveReadiness(Ready(0x3032001Cu));
telemetry.ObserveReadiness(Ready(0xC95B0001u));
Assert.True(second > first);
Assert.Equal(WorldRevealKind.Portal, telemetry.Snapshot.Kind);
Assert.Equal(0xC95B0001u, telemetry.Snapshot.Readiness.DestinationCell);
Assert.Equal(1, telemetry.Snapshot.InvariantFailureCount);
Assert.Contains(logs, line => line.Contains("event=superseded", StringComparison.Ordinal));
Assert.Contains(logs, line => line.Contains("reason=destination-changed", StringComparison.Ordinal));
}
[Fact]
public void PortalMaterialization_IsCountedOncePerGeneration()
{
var telemetry = new WorldRevealLifecycleTelemetry();
telemetry.Begin(WorldRevealKind.Portal);
telemetry.ObserveReadiness(Ready());
telemetry.ObserveMaterialized();
telemetry.ObserveMaterialized();
telemetry.Begin(WorldRevealKind.Portal);
telemetry.ObserveReadiness(Ready(0x3032001Cu));
telemetry.ObserveMaterialized();
Assert.Equal(2, telemetry.PortalMaterializationCount);
}
[Fact]
public void CancelledGeneration_IgnoresLateAsyncObservations()
{
var telemetry = new WorldRevealLifecycleTelemetry();
telemetry.Begin(WorldRevealKind.Portal);
telemetry.Cancel();
telemetry.ObserveReadiness(Ready());
telemetry.ObserveMaterialized();
telemetry.ObserveWorldViewportVisible();
telemetry.Complete();
Assert.True(telemetry.Snapshot.Cancelled);
Assert.False(telemetry.Snapshot.IsReady);
Assert.False(telemetry.Snapshot.Materialized);
Assert.False(telemetry.Snapshot.WorldViewportObserved);
Assert.False(telemetry.Snapshot.Completed);
Assert.Equal(0, telemetry.PortalMaterializationCount);
}
}