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runnable component, work in progress
runnable component, work in progress
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r185:822aab37b107 ref20160224
r185:822aab37b107 ref20160224
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RunnableComponentTests.cs
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/ Implab.Test / RunnableComponentTests.cs
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runnable component, work in progress
 r185 using System;
using System.Reflection;
using System.Threading;
using Implab.Parallels;
using Implab.Components;
#if MONO
using NUnit.Framework;
using TestClassAttribute = NUnit.Framework.TestFixtureAttribute;
using TestMethodAttribute = NUnit.Framework.TestAttribute;
#else
using Microsoft.VisualStudio.TestTools.UnitTesting;
#endif
namespace Implab.Test {
[TestClass]
public class RunnableComponentTests {
static void ShouldThrow(Action action) {
try {
action();
Assert.Fail();
} catch(AssertionException) {
throw;
} catch {
}
}
class Runnable : RunnableComponent {
public Runnable(bool initialized) : base(initialized) {
}
public Action MockInit {
get;
set;
}
public Func<IPromise> MockStart {
get;
set;
}
public Func<IPromise> MockStop {
get;
set;
}
protected override IPromise OnStart() {
return MockStart != null ? MockStart() : base.OnStart();
}
protected override IPromise OnStop() {
return MockStop != null ? MockStop() : base.OnStart();
}
protected override void OnInitialize() {
if (MockInit != null)
MockInit();
}
}
[TestMethod]
public void NormalFlowTest() {
var comp = new Runnable(false);
Assert.AreEqual(ExecutionState.Created, comp.State);
comp.Init();
Assert.AreEqual(ExecutionState.Ready, comp.State);
comp.Start().Join(1000);
Assert.AreEqual(ExecutionState.Running, comp.State);
comp.Stop().Join(1000);
Assert.AreEqual(ExecutionState.Disposed, comp.State);
}
[TestMethod]
public void InitFailTest() {
var comp = new Runnable(false) {
MockInit = () => {
throw new Exception("BAD");
}
};
ShouldThrow(() => comp.Start());
ShouldThrow(() => comp.Stop());
Assert.AreEqual(ExecutionState.Created, comp.State);
ShouldThrow(comp.Init);
Assert.AreEqual(ExecutionState.Failed, comp.State);
ShouldThrow(() => comp.Start());
ShouldThrow(() => comp.Stop());
Assert.AreEqual(ExecutionState.Failed, comp.State);
comp.Dispose();
Assert.AreEqual(ExecutionState.Disposed, comp.State);
}
[TestMethod]
public void DisposedTest() {
var comp = new Runnable(false);
comp.Dispose();
ShouldThrow(() => comp.Start());
ShouldThrow(() => comp.Stop());
ShouldThrow(comp.Init);
Assert.AreEqual(ExecutionState.Disposed, comp.State);
}
[TestMethod]
public void StartCancelTest() {
var comp = new Runnable(true) {
MockStart = () => PromiseHelper.Sleep(100000, 0)
};
var p = comp.Start();
Assert.AreEqual(ExecutionState.Starting, comp.State);
p.Cancel();
ShouldThrow(() => p.Join(1000));
Assert.AreEqual(ExecutionState.Failed, comp.State);
Assert.IsInstanceOfType(typeof(OperationCanceledException), comp.LastError);
comp.Dispose();
}
[TestMethod]
public void StartStopTest() {
var stop = new Signal();
var comp = new Runnable(true) {
MockStart = () => PromiseHelper.Sleep(100000, 0),
MockStop = () => AsyncPool.RunThread(stop.Wait)
};
var p1 = comp.Start();
var p2 = comp.Stop();
// should enter stopping state
ShouldThrow(p1.Join);
Assert.IsTrue(p1.IsCancelled);
Assert.AreEqual(ExecutionState.Stopping, comp.State);
stop.Set();
p2.Join(1000);
Assert.AreEqual(ExecutionState.Disposed, comp.State);
}
[TestMethod]
public void StartStopFailTest() {
var comp = new Runnable(true) {
MockStart = () => PromiseHelper.Sleep(100000, 0).Then(null,null,x => { throw new Exception("I'm dead"); })
};
comp.Start();
var p = comp.Stop();
// if Start fails to cancel, should fail to stop
ShouldThrow(() => p.Join(1000));
Assert.AreEqual(ExecutionState.Failed, comp.State);
Assert.IsNotNull(comp.LastError);
Assert.AreEqual("I'm dead", comp.LastError.Message);
}
[TestMethod]
public void StopCancelTest() {
var comp = new Runnable(true) {
MockStop = () => PromiseHelper.Sleep(100000, 0)
};
comp.Start();
var p = comp.Stop();
Assert.AreEqual(ExecutionState.Stopping, comp.State);
p.Cancel();
ShouldThrow(() => p.Join(1000));
Assert.AreEqual(ExecutionState.Failed, comp.State);
Assert.IsInstanceOfType(typeof(OperationCanceledException), comp.LastError);
comp.Dispose();
}
}
}