public void TestUnableToSpawnChildWhileTaskIsRunning()
{
var serviceInjector = TangFactory.GetTang().NewInjector();
var contextConfig = GetSimpleContextConfiguration();
using (var contextRuntime = new ContextRuntime(serviceInjector, contextConfig, Optional <ContextRuntime> .Empty()))
{
var taskConfig = TaskConfiguration.ConfigurationModule
.Set(TaskConfiguration.Task, GenericType <TestTask> .Class)
.Set(TaskConfiguration.Identifier, "ID")
.Build();
Thread taskThread = null;
try
{
var hbMgr = Substitute.For <IHeartBeatManager>();
contextRuntime.ContextInjector.BindVolatileInstance(GenericType <IHeartBeatManager> .Class, hbMgr);
taskThread = contextRuntime.StartTaskOnNewThread(taskConfig);
Assert.True(contextRuntime.TaskRuntime.IsPresent());
Assert.True(contextRuntime.GetTaskStatus().IsPresent());
// wait for the task to start
var testTask = contextRuntime.TaskRuntime.Value.Task as TestTask;
testTask.StartEvent.Wait();
Assert.Equal(State.RUNNING, contextRuntime.GetTaskStatus().Value.state);
var childContextConfiguration = GetSimpleContextConfiguration();
Assert.Throws <InvalidOperationException>(
() => contextRuntime.SpawnChildContext(childContextConfiguration));
}
finally
{
var testTask = contextRuntime.TaskRuntime.Value.Task as TestTask;
if (testTask == null)
{
throw new Exception();
}
testTask.CountDownEvent.Signal();
testTask.DisposedEvent.Wait();
if (taskThread != null)
{
taskThread.Join();
}
}
}
}
public void TestTwoSuccessiveTasksOnSameContext()
{
var serviceInjector = TangFactory.GetTang().NewInjector();
var contextConfig = GetSimpleContextConfiguration();
using (var contextRuntime = new ContextRuntime(serviceInjector, contextConfig, Optional <ContextRuntime> .Empty()))
{
var taskConfig = TaskConfiguration.ConfigurationModule
.Set(TaskConfiguration.Task, GenericType <TestTask> .Class)
.Set(TaskConfiguration.OnTaskStop, GenericType <TestTask> .Class)
.Set(TaskConfiguration.Identifier, "ID")
.Build();
var hbMgr = Substitute.For <IHeartBeatManager>();
contextRuntime.ContextInjector.BindVolatileInstance(GenericType <IHeartBeatManager> .Class, hbMgr);
var taskThread = contextRuntime.StartTaskOnNewThread(taskConfig);
var testTask = contextRuntime.TaskRuntime.Value.Task as TestTask;
if (testTask == null)
{
throw new Exception();
}
testTask.StartEvent.Wait();
testTask.CountDownEvent.Signal();
testTask.StopEvent.Wait();
taskThread.Join();
Assert.False(contextRuntime.GetTaskStatus().IsPresent());
taskThread = contextRuntime.StartTaskOnNewThread(taskConfig);
var secondTestTask = contextRuntime.TaskRuntime.Value.Task as TestTask;
if (secondTestTask == null)
{
throw new Exception();
}
secondTestTask.StartEvent.Wait();
Assert.Equal(contextRuntime.GetTaskStatus().Value.state, State.RUNNING);
Assert.False(ReferenceEquals(testTask, secondTestTask));
secondTestTask.CountDownEvent.Signal();
secondTestTask.StopEvent.Wait();
taskThread.Join();
Assert.False(contextRuntime.GetTaskStatus().IsPresent());
secondTestTask.DisposedEvent.Wait();
}
}
public async Task TestUnableToRunMultipleTasksAtTheSameTime()
{
var serviceInjector = TangFactory.GetTang().NewInjector();
var contextConfig = GetSimpleContextConfiguration();
using (var contextRuntime = new ContextRuntime(serviceInjector, contextConfig, Optional <ContextRuntime> .Empty()))
{
var taskConfig = TaskConfiguration.ConfigurationModule
.Set(TaskConfiguration.Task, GenericType <TestTask> .Class)
.Set(TaskConfiguration.Identifier, "ID")
.Build();
try
{
var hbMgr = Substitute.For <IHeartBeatManager>();
contextRuntime.ContextInjector.BindVolatileInstance(GenericType <IHeartBeatManager> .Class, hbMgr);
var t = contextRuntime.StartTask(taskConfig);
Assert.True(contextRuntime.TaskRuntime.IsPresent());
Assert.True(contextRuntime.GetTaskStatus().IsPresent());
Assert.Equal(contextRuntime.GetTaskStatus().Value.state, State.RUNNING);
await Assert.ThrowsAsync <InvalidOperationException>(
() => contextRuntime.StartTask(taskConfig));
}
finally
{
var testTask = contextRuntime.TaskRuntime.Value.Task as TestTask;
if (testTask == null)
{
throw new Exception();
}
testTask.CountDownEvent.Signal();
testTask.DisposedEvent.Wait();
}
}
}