cs-codex-dist-tests/Tests/CodexContinuousTests/TestHandle.cs

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using System.Reflection;
namespace ContinuousTests
{
public class TestHandle
{
private readonly List<MethodMoment> moments = new List<MethodMoment>();
public TestHandle(ContinuousTest test)
{
Test = test;
ReflectTestMoments();
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var testName = test.GetType().Name;
if (!moments.Any()) throw new Exception($"Test '{testName}' has no moments.");
if (moments.Count != moments.Select(m => m.Moment).Distinct().Count()) throw new Exception($"Test '{testName}' has duplicate moments");
}
public ContinuousTest Test { get; }
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public int GetEarliestMoment()
{
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return moments.Min(m => m.Moment);
}
public int GetLastMoment()
{
return moments.Max(m => m.Moment);
}
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public int? GetNextMoment(int currentMoment)
{
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var remainingMoments = moments.Where(m => m.Moment > currentMoment).ToArray();
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if (!remainingMoments.Any()) return null;
return remainingMoments.Min(m => m.Moment);
}
public void InvokeMoment(int currentMoment, Action<string> beforeInvoke)
{
var moment = moments.SingleOrDefault(m => m.Moment == currentMoment);
if (moment == null) return;
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lock (MomentLock.Lock)
{
beforeInvoke(moment.Method.Name);
moment.Method.Invoke(Test, Array.Empty<object>());
}
}
private void ReflectTestMoments()
{
var methods = Test.GetType().GetMethods()
.Where(m => m.GetCustomAttributes(typeof(TestMomentAttribute), false).Length > 0)
.ToArray();
foreach (var method in methods)
{
var moment = method.GetCustomAttribute<TestMomentAttribute>();
if (moment != null && moment.T >= 0)
{
moments.Add(new MethodMoment(method, moment.T));
}
}
}
}
public class MethodMoment
{
public MethodMoment(MethodInfo method, int moment)
{
Method = method;
Moment = moment;
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if (moment < 0) throw new Exception("Moment must be zero or greater.");
}
public MethodInfo Method { get; }
public int Moment { get; }
}
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public static class MomentLock
{
public static readonly object Lock = new();
}
}