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Use TestProbe in timer tests #2303

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Merged
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Aug 21, 2025
Merged

Use TestProbe in timer tests #2303

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36 changes: 10 additions & 26 deletions tests/Proto.Actor.Tests/TimerExtensionsTests.cs
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
using System;
using System.Threading.Tasks;
using Proto.TestKit;
using Proto.Timers;
using Xunit;
using Microsoft.Extensions.Time.Testing;
Expand All @@ -13,45 +14,27 @@ public async Task SchedulerSchedulesMessageAfterDelay()
{
await using var system = new ActorSystem();
var context = system.Root;
var tcs = new TaskCompletionSource();

var pid = context.Spawn(Props.FromFunc(ctx =>
{
if (ctx.Message is "Wakeup")
{
tcs.SetResult();
}

return Task.CompletedTask;
}));
var probe = new TestProbe();
var pid = context.Spawn(Props.FromProducer(() => probe));

var scheduler = context.Scheduler();

scheduler.SendOnce(TimeSpan.FromMilliseconds(200), pid, "Wakeup");

// ensure message isn't delivered immediately
await Task.Delay(100);
Assert.False(tcs.Task.IsCompleted);
await probe.ExpectNoMessageAsync(TimeSpan.FromMilliseconds(100));

await tcs.Task.WaitAsync(TimeSpan.FromSeconds(5));
var msg = await probe.GetNextMessageAsync<string>(TimeSpan.FromSeconds(5));
Assert.Equal("Wakeup", msg);
}

[Fact]
public async Task SchedulerWithTimeProviderSchedulesMessageAfterDelay()
{
await using var system = new ActorSystem();
var context = system.Root;
var tcs = new TaskCompletionSource();

var pid = context.Spawn(Props.FromFunc(ctx =>
{
if (ctx.Message is "Wakeup")
{
tcs.SetResult();
}

return Task.CompletedTask;
}));
var probe = new TestProbe();
var pid = context.Spawn(Props.FromProducer(() => probe));

var timeProvider = new FakeTimeProvider();
var scheduler = context.Scheduler(timeProvider);
Expand All @@ -62,7 +45,8 @@ public async Task SchedulerWithTimeProviderSchedulesMessageAfterDelay()
await Task.Delay(50);
timeProvider.Advance(TimeSpan.FromMinutes(1));

await tcs.Task.WaitAsync(TimeSpan.FromMilliseconds(10));
var msg = await probe.GetNextMessageAsync<string>(TimeSpan.FromMilliseconds(10));
Assert.Equal("Wakeup", msg);
}
}

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