93 lines
2.6 KiB
C#
93 lines
2.6 KiB
C#
using Shouldly;
|
|
using ZB.MOM.NatsNet.Server.Internal;
|
|
|
|
namespace ZB.MOM.NatsNet.Server.Tests.Internal;
|
|
|
|
/// <summary>
|
|
/// Tests for <see cref="AccessTimeService"/>, mirroring ats_test.go.
|
|
/// </summary>
|
|
[Collection("AccessTimeService")]
|
|
public sealed class AccessTimeServiceTests : IDisposable
|
|
{
|
|
public AccessTimeServiceTests()
|
|
{
|
|
AccessTimeService.Reset();
|
|
}
|
|
|
|
public void Dispose()
|
|
{
|
|
AccessTimeService.Reset();
|
|
}
|
|
|
|
[Fact]
|
|
public void NotRunningValue_ShouldReturnNonZero()
|
|
{
|
|
// Mirror: TestNotRunningValue
|
|
// No registrants; AccessTime() must still return a non-zero value.
|
|
var at = AccessTimeService.AccessTime();
|
|
at.ShouldBeGreaterThan(0);
|
|
|
|
// Should be stable (no background timer updating it).
|
|
var atn = AccessTimeService.AccessTime();
|
|
atn.ShouldBe(at);
|
|
}
|
|
|
|
[Fact]
|
|
public async Task RegisterAndUnregister_ShouldManageLifetime()
|
|
{
|
|
// Mirror: TestRegisterAndUnregister
|
|
|
|
AccessTimeService.Register();
|
|
|
|
var at = AccessTimeService.AccessTime();
|
|
at.ShouldBeGreaterThan(0);
|
|
|
|
// Background timer should update the time.
|
|
await Task.Delay(AccessTimeService.TickInterval * 3);
|
|
var atn = AccessTimeService.AccessTime();
|
|
atn.ShouldBeGreaterThan(at);
|
|
|
|
// Unregister; timer should stop.
|
|
AccessTimeService.Unregister();
|
|
await Task.Delay(AccessTimeService.TickInterval);
|
|
|
|
at = AccessTimeService.AccessTime();
|
|
await Task.Delay(AccessTimeService.TickInterval * 3);
|
|
atn = AccessTimeService.AccessTime();
|
|
atn.ShouldBe(at);
|
|
|
|
// Re-register should restart the timer.
|
|
AccessTimeService.Register();
|
|
try
|
|
{
|
|
at = AccessTimeService.AccessTime();
|
|
await Task.Delay(AccessTimeService.TickInterval * 3);
|
|
atn = AccessTimeService.AccessTime();
|
|
atn.ShouldBeGreaterThan(at);
|
|
}
|
|
finally
|
|
{
|
|
AccessTimeService.Unregister();
|
|
}
|
|
}
|
|
|
|
[Fact]
|
|
public void UnbalancedUnregister_ShouldThrow()
|
|
{
|
|
// Mirror: TestUnbalancedUnregister
|
|
Should.Throw<InvalidOperationException>(() => AccessTimeService.Unregister());
|
|
}
|
|
|
|
[Fact]
|
|
public void Init_ShouldBeIdempotentAndNonThrowing()
|
|
{
|
|
Should.NotThrow(() => AccessTimeService.Init());
|
|
var first = AccessTimeService.AccessTime();
|
|
first.ShouldBeGreaterThan(0);
|
|
|
|
Should.NotThrow(() => AccessTimeService.Init());
|
|
var second = AccessTimeService.AccessTime();
|
|
second.ShouldBeGreaterThan(0);
|
|
}
|
|
}
|