public void Complete_ResourcesAllocated_ResourcesDeallocated()
{
using (var context = new SimulationContext(isDefaultContextForProcess:true)){
int resouceCapacity = 5;
var testResourceSet1 = new TestResource(resouceCapacity) { Code = "First", Priority = 10 };
context.Register<TestResource>(testResourceSet1);
var allocateInstruction = new AllocateInstruction<TestResource>(resouceCapacity);
allocateInstruction.Complete(context);
Assert.AreEqual(resouceCapacity, testResourceSet1.Allocated);
Assert.AreEqual(testResourceSet1.Allocated, allocateInstruction
.Allocations
.First(al=>al.Key == testResourceSet1)
.Value);
var releaseInstruction = new ReleaseInstruction<TestResource>(allocateInstruction);
long? nextTimePeriodCheck;
bool canComplete = releaseInstruction.CanComplete(context, out nextTimePeriodCheck);
Assert.IsTrue(canComplete);
Assert.IsNull(nextTimePeriodCheck);
releaseInstruction.Complete(context);
Assert.AreEqual(0, testResourceSet1.Allocated);
Assert.IsTrue(allocateInstruction.IsReleased);
}
}
public void Complete_ResourcesAllocated_ResourcesDeallocated()
{
using (var context = new SimulationContext())
{
int resouceCapacity = 5;
var testResourceSet1 = new TestResource(context, resouceCapacity)
{
Code = "First", Priority = 10
};
context.Register <TestResource>(testResourceSet1);
var allocateInstruction = new AllocateInstruction <TestResource>(resouceCapacity);
allocateInstruction.Complete(context);
Assert.AreEqual(resouceCapacity, testResourceSet1.Allocated);
Assert.AreEqual(testResourceSet1.Allocated, allocateInstruction
.Allocations
.First(al => al.Key == testResourceSet1)
.Value);
var releaseInstruction = new ReleaseInstruction <TestResource>(allocateInstruction);
long?nextTimePeriodCheck;
bool canComplete = releaseInstruction.CanComplete(context, out nextTimePeriodCheck);
Assert.IsTrue(canComplete);
Assert.IsNull(nextTimePeriodCheck);
releaseInstruction.Complete(context);
Assert.AreEqual(0, testResourceSet1.Allocated);
Assert.IsTrue(allocateInstruction.IsReleased);
}
}
public void Simulate_ResourceContention_SimulationEndsAtExpectedPeriod()
{
using (var context = new SimulationContext())
{
new TestResource(context, 1);
var firstAllocation = new AllocateInstruction <TestResource>(1);
var secondAllocation = new AllocateInstruction <TestResource>(1);
var firstRelease = new ReleaseInstruction <TestResource>(firstAllocation);
var secondRelease = new ReleaseInstruction <TestResource>(secondAllocation);
var processor1Instructions = new List <InstructionBase>()
{
firstAllocation,
new WaitInstruction(5),
firstRelease,
new WaitInstruction(10)
};
var processor2Instructions = new List <InstructionBase>()
{
secondAllocation,
new WaitInstruction(2),
secondRelease,
new WaitInstruction(9),
};
var processor1 = new InstructionListTestProcess(context, processor1Instructions);
var processor2 = new InstructionListTestProcess(context, processor2Instructions);
var simulator = new Simulator(context);
simulator.Simulate();
// simulation time is extended due to resource contention
Assert.AreEqual(16, context.TimePeriod);
}
}
public void Simulate_ResourceContention_SimulationEndsAtExpectedPeriod()
{
using (var context = new SimulationContext(isDefaultContextForProcess: true)){
new TestResource(1);
var firstAllocation = new AllocateInstruction<TestResource>(1);
var secondAllocation = new AllocateInstruction<TestResource>(1);
var firstRelease = new ReleaseInstruction<TestResource>(firstAllocation);
var secondRelease = new ReleaseInstruction<TestResource>(secondAllocation);
var processor1Instructions = new List<InstructionBase>(){
firstAllocation,
new WaitInstruction(5),
firstRelease,
new WaitInstruction(10)
};
var processor2Instructions = new List<InstructionBase>(){
secondAllocation,
new WaitInstruction(2),
secondRelease,
new WaitInstruction(9),
};
var processor1 = new InstructionListTestProcess(processor1Instructions);
var processor2 = new InstructionListTestProcess(processor2Instructions);
var simulator = new Simulator();
simulator.Simulate();
// simulation time is extended due to resource contention
Assert.AreEqual(16, context.TimePeriod);
}
}
