public void MultipleSubscribersShouldntDecrementRefcountBelowZero()
{
(new TestScheduler()).With(sched => {
var fixture = new ReactiveAsyncCommand();
var results = new List <int>();
bool[] subscribers = new[] { false, false, false, false, false };
var output = fixture.RegisterAsyncObservable(_ =>
Observable.Return(5).Delay(TimeSpan.FromMilliseconds(5000), sched));
output.Subscribe(x => results.Add(x));
Enumerable.Range(0, 5).Run(x => output.Subscribe(_ => subscribers[x] = true));
Assert.True(fixture.CanExecute(null));
fixture.Execute(null);
sched.AdvanceToMs(2000);
Assert.False(fixture.CanExecute(null));
sched.AdvanceToMs(6000);
Assert.True(fixture.CanExecute(null));
Assert.True(results.Count == 1);
Assert.True(results[0] == 5);
Assert.True(subscribers.All(x => x));
});
}
public void AsyncCommandSmokeTest()
{
var inflight_results = new List<int>();
var fixture = new ReactiveAsyncCommand(null, 1, Scheduler.Immediate);
var async_data = fixture
.ObserveOn(Scheduler.NewThread)
.Delay(new TimeSpan(0, 0, 5))
.Select(_ => 5)
.Do(_ => fixture.AsyncCompletedNotification.OnNext(new Unit()));
fixture.ItemsInflight.Subscribe(x => inflight_results.Add(x));
async_data.Subscribe();
Assert.IsTrue(fixture.CanExecute(null));
fixture.Execute(null);
Assert.IsFalse(fixture.CanExecute(null));
Thread.Sleep(5500);
Assert.IsTrue(fixture.CanExecute(null));
new[] {0,1,0}.Zip(inflight_results, (expected, actual) => new {expected, actual})
.Run(x => Assert.AreEqual(x.expected, x.actual));
}
public void AsyncCommandSmokeTest()
{
var sched = new TestScheduler();
IObservable<int> async_data;
ReactiveAsyncCommand fixture;
using (TestUtils.WithTestScheduler(sched)) {
fixture = new ReactiveAsyncCommand(null, 1);
async_data = fixture
.Delay(TimeSpan.FromSeconds(5), RxApp.TaskpoolScheduler)
.Select(_ => 5)
.Do(_ => fixture.AsyncCompletedNotification.OnNext(new Unit()));
}
var inflight_results = new List<int>();
fixture.ItemsInflight.Subscribe(inflight_results.Add);
var output = new List<int>();
async_data.Subscribe(output.Add);
Assert.IsTrue(fixture.CanExecute(null));
fixture.Execute(null);
sched.RunToMilliseconds(1005);
Assert.IsFalse(fixture.CanExecute(null));
sched.RunToMilliseconds(5005);
Assert.IsTrue(fixture.CanExecute(null));
new[] {0,1,0}.AssertAreEqual(inflight_results);
new[] {5}.AssertAreEqual(output);
}
public void CanExecuteShouldChangeOnInflightOp()
{
(new TestScheduler()).With(sched => {
var canExecute = sched.CreateHotObservable(
sched.OnNextAt(0, true),
sched.OnNextAt(250, false),
sched.OnNextAt(500, true),
sched.OnNextAt(750, false),
sched.OnNextAt(1000, true),
sched.OnNextAt(1100, false)
);
var fixture = new ReactiveAsyncCommand(canExecute);
int calculatedResult = -1;
bool latestCanExecute = false;
fixture.RegisterAsyncObservable(x =>
Observable.Return((int)x * 5).Delay(TimeSpan.FromMilliseconds(900), RxApp.DeferredScheduler))
.Subscribe(x => calculatedResult = x);
fixture.CanExecuteObservable.Subscribe(x => latestCanExecute = x);
// CanExecute should be true, both input observable is true
// and we don't have anything inflight
sched.AdvanceToMs(10);
Assert.True(fixture.CanExecute(1));
Assert.True(latestCanExecute);
// Invoke a command 10ms in
fixture.Execute(1);
// At 300ms, input is false
sched.AdvanceToMs(300);
Assert.False(fixture.CanExecute(1));
Assert.False(latestCanExecute);
// At 600ms, input is true, but the command is still running
sched.AdvanceToMs(600);
Assert.False(fixture.CanExecute(1));
Assert.False(latestCanExecute);
// After we've completed, we should still be false, since from
// 750ms-1000ms the input observable is false
sched.AdvanceToMs(900);
Assert.False(fixture.CanExecute(1));
Assert.False(latestCanExecute);
Assert.Equal(-1, calculatedResult);
sched.AdvanceToMs(1010);
Assert.True(fixture.CanExecute(1));
Assert.True(latestCanExecute);
Assert.Equal(calculatedResult, 5);
sched.AdvanceToMs(1200);
Assert.False(fixture.CanExecute(1));
Assert.False(latestCanExecute);
});
}
public void ReactiveAsyncCommandInitialConditionDefaultBehavior()
{
(new TestScheduler()).With(sched => {
var canExecute = sched.CreateHotObservable(
sched.OnNextAt(0, false),
sched.OnNextAt(250, true)
);
var fixture = new ReactiveAsyncCommand(canExecute);
fixture.RegisterAsyncTask(_ => DummyTestFunction());
Assert.True(fixture.CanExecute(null));
sched.AdvanceToMs(10);
Assert.False(fixture.CanExecute(null));
sched.AdvanceToMs(255);
Assert.True(fixture.CanExecute(null));
});
}
public void RegisterMemoizedFunctionSmokeTest()
{
var input = new[] { 1, 1, 1, 1, 1, 2, 2, 2, 2, 2 };
var output = new[] { 5, 5, 5, 5, 5, 10, 10, 10, 10, 10 };
var sched = new EventLoopScheduler();
var results = new List <Timestamped <int> >();
var start = sched.Now;
sched.With(_ => {
var fixture = new ReactiveAsyncCommand(null, 5, sched);
fixture.RegisterMemoizedFunction(x => {
Thread.Sleep(1000);
return(((int)x) * 5);
}, 50, null, sched)
.Timestamp()
.Subscribe(x => results.Add(x));
Assert.True(fixture.CanExecute(1));
foreach (var i in input)
{
Assert.True(fixture.CanExecute(i));
fixture.Execute(i);
}
Thread.Sleep(2500);
});
Assert.Equal(10, results.Count);
results.Select(x => x.Timestamp - start)
.Run(x => { });
output.AssertAreEqual(results.Select(x => x.Value));
Assert.False(results.Any(x => x.Timestamp - start > new TimeSpan(0, 0, 3)));
}
public void MakeSureMemoizedReleaseFuncGetsCalled()
{
//Assert.True(false, "When an item gets evicted from the cache before it has a chance to complete, it deadlocks. Fix it.");
var input = new[] { 1, 1, 2, 2, 1, 1, 3, 3 };
var sched = new EventLoopScheduler();
var fixture = new ReactiveAsyncCommand();
var results = new List <Timestamped <int> >();
var released = new List <int>();
fixture.RegisterMemoizedFunction(x => { Thread.Sleep(250); return(((int)x) * 5); }, 2, x => released.Add(x), sched)
.Timestamp()
.DebugObservable()
.Subscribe(x => results.Add(x));
Assert.True(fixture.CanExecute(1));
var start = DateTimeOffset.Now;
foreach (var i in input)
{
Assert.True(fixture.CanExecute(i));
fixture.Execute(i);
}
Thread.Sleep(1000);
this.Log().Info("Timestamp Deltas");
results.Select(x => x.Timestamp - start)
.Run(x => this.Log().Info(x));
this.Log().Info("Release list");
released.Run(x => this.Log().Info(x));
Assert.True(results.Count == 8);
Assert.True(released.Count == 1);
Assert.True(released[0] == 2 * 5);
}
public void MakeSureMemoizedReleaseFuncGetsCalled()
{
var input = new[] { 1, 1, 2, 2, 1, 1, 3, 3 };
var output = new[] { 5, 5, 10, 10, 5, 5, 15, 15 };
var fixture = new ReactiveAsyncCommand(null, 0);
var results = new List<Timestamped<int>>();
var released = new List<int>();
fixture.RegisterMemoizedFunction<int>(x => { Thread.Sleep(250); return ((int)x) * 5; }, 2, x => released.Add(x))
.Timestamp()
.DebugObservable()
.Subscribe(x => results.Add(x));
Assert.IsTrue(fixture.CanExecute(1));
var start = DateTimeOffset.Now;
foreach(var i in input) {
Assert.IsTrue(fixture.CanExecute(i));
fixture.Execute(i);
}
Thread.Sleep(1000);
this.Log().Info("Timestamp Deltas");
results.Select(x => x.Timestamp - start)
.Run(x => this.Log().Info(x));
this.Log().Info("Release list");
released.Run(x => this.Log().Info(x));
output.Zip(results.Select(x => x.Value), (expected, actual) => new { expected, actual })
.Run(x => Assert.AreEqual(x.expected, x.actual));
Assert.IsTrue(results.Count == 8);
Assert.IsTrue(released.Count == 1);
Assert.IsTrue(released[0] == 2*5);
}
public void CanExecuteShouldChangeOnInflightOp()
{
(new TestScheduler()).With(sched => {
var canExecute = sched.CreateHotObservable(
sched.OnNextAt(0, true),
sched.OnNextAt(250, false),
sched.OnNextAt(500, true),
sched.OnNextAt(750, false),
sched.OnNextAt(1000, true),
sched.OnNextAt(1100, false)
);
var fixture = new ReactiveAsyncCommand(canExecute);
int calculatedResult = -1;
bool latestCanExecute = false;
fixture.RegisterAsyncObservable(x =>
Observable.Return((int)x * 5).Delay(TimeSpan.FromMilliseconds(900), RxApp.DeferredScheduler))
.Subscribe(x => calculatedResult = x);
fixture.CanExecuteObservable.Subscribe(x => latestCanExecute = x);
// CanExecute should be true, both input observable is true
// and we don't have anything inflight
sched.AdvanceToMs(10);
Assert.True(fixture.CanExecute(1));
Assert.True(latestCanExecute);
// Invoke a command 10ms in
fixture.Execute(1);
// At 300ms, input is false
sched.AdvanceToMs(300);
Assert.False(fixture.CanExecute(1));
Assert.False(latestCanExecute);
// At 600ms, input is true, but the command is still running
sched.AdvanceToMs(600);
Assert.False(fixture.CanExecute(1));
Assert.False(latestCanExecute);
// After we've completed, we should still be false, since from
// 750ms-1000ms the input observable is false
sched.AdvanceToMs(900);
Assert.False(fixture.CanExecute(1));
Assert.False(latestCanExecute);
Assert.Equal(-1, calculatedResult);
sched.AdvanceToMs(1010);
Assert.True(fixture.CanExecute(1));
Assert.True(latestCanExecute);
Assert.Equal(calculatedResult, 5);
sched.AdvanceToMs(1200);
Assert.False(fixture.CanExecute(1));
Assert.False(latestCanExecute);
});
}
public void RegisterAsyncFunctionSmokeTest()
{
(new TestScheduler()).With(sched => {
var fixture = new ReactiveAsyncCommand(null, 1);
ReactiveCollection <int> results;
results = fixture.RegisterAsyncObservable(_ =>
Observable.Return(5).Delay(TimeSpan.FromSeconds(5), sched)).CreateCollection();
var inflightResults = fixture.ItemsInflight.CreateCollection();
sched.AdvanceToMs(10);
Assert.True(fixture.CanExecute(null));
fixture.Execute(null);
sched.AdvanceToMs(1005);
Assert.False(fixture.CanExecute(null));
sched.AdvanceToMs(5100);
Assert.True(fixture.CanExecute(null));
new[] { 0, 1, 0 }.AssertAreEqual(inflightResults);
new[] { 5 }.AssertAreEqual(results);
});
}
public void RegisterMemoizedFunctionSmokeTest()
{
var input = new[] { 1, 1, 1, 1, 1, 2, 2, 2, 2, 2 };
var output = new[] { 5, 5, 5, 5, 5, 10, 10, 10, 10, 10 };
var fixture = new ReactiveAsyncCommand(null, 0);
var results = new List<Timestamped<int>>();
fixture.RegisterMemoizedFunction<int>(x => { Thread.Sleep(1000); return ((int)x) * 5; })
.Timestamp()
.DebugObservable()
.Subscribe(x => results.Add(x));
Assert.IsTrue(fixture.CanExecute(1));
var start = DateTimeOffset.Now;
foreach(var i in input) {
Assert.IsTrue(fixture.CanExecute(i));
fixture.Execute(i);
}
Thread.Sleep(2500);
Assert.IsTrue(results.Count == 10);
this.Log().Info("Timestamp Deltas");
results.Select(x => x.Timestamp - start)
.Run(x => this.Log().Info(x));
output.AssertAreEqual(results.Select(x => x.Value));
Assert.IsFalse(results.Any(x => x.Timestamp - start > new TimeSpan(0, 0, 3)));
}
public void RegisterAsyncFunctionSmokeTest()
{
(new TestScheduler()).With(sched => {
var fixture = new ReactiveAsyncCommand(null, 1);
ReactiveCollection<int> results;
results = fixture.RegisterAsyncObservable(_ =>
Observable.Return(5).Delay(TimeSpan.FromSeconds(5), sched)).CreateCollection();
var inflightResults = fixture.ItemsInflight.CreateCollection();
sched.AdvanceToMs(10);
Assert.True(fixture.CanExecute(null));
fixture.Execute(null);
sched.AdvanceToMs(1005);
Assert.False(fixture.CanExecute(null));
sched.AdvanceToMs(5100);
Assert.True(fixture.CanExecute(null));
new[] {0,1,0}.AssertAreEqual(inflightResults);
new[] {5}.AssertAreEqual(results);
});
}
public void MakeSureMemoizedReleaseFuncGetsCalled()
{
//Assert.True(false, "When an item gets evicted from the cache before it has a chance to complete, it deadlocks. Fix it.");
var input = new[] { 1, 1, 2, 2, 1, 1, 3, 3 };
var sched = new EventLoopScheduler();
var fixture = new ReactiveAsyncCommand();
var results = new List<Timestamped<int>>();
var released = new List<int>();
fixture.RegisterMemoizedFunction(x => { Thread.Sleep(250); return ((int)x) * 5; }, 2, x => released.Add(x), sched)
.Timestamp()
.DebugObservable()
.Subscribe(x => results.Add(x));
Assert.True(fixture.CanExecute(1));
var start = DateTimeOffset.Now;
foreach(var i in input) {
Assert.True(fixture.CanExecute(i));
fixture.Execute(i);
}
Thread.Sleep(1000);
this.Log().Info("Timestamp Deltas");
results.Select(x => x.Timestamp - start)
.Run(x => this.Log().Info(x));
this.Log().Info("Release list");
released.Run(x => this.Log().Info(x));
Assert.True(results.Count == 8);
Assert.True(released.Count == 1);
Assert.True(released[0] == 2*5);
}
public void MultipleSubscribersShouldntDecrementRefcountBelowZero()
{
var fixture = new ReactiveAsyncCommand(null, 1);
var results = new List<int>();
bool[] subscribers = new[] { false, false, false, false, false };
var output = fixture.RegisterAsyncFunction(_ => { Thread.Sleep(2000); return 5; });
output.Subscribe(x => results.Add(x));
Enumerable.Range(0, 5).Run(x => output.Subscribe(_ => subscribers[x] = true));
Assert.IsTrue(fixture.CanExecute(null));
fixture.Execute(null);
Assert.IsFalse(fixture.CanExecute(null));
Thread.Sleep(6000);
Assert.IsTrue(fixture.CanExecute(null));
Assert.IsTrue(results.Count == 1);
Assert.IsTrue(results[0] == 5);
Assert.IsTrue(subscribers.All(x => x == true));
}
public void RegisterAsyncFunctionSmokeTest()
{
var inflight_results = new List<int>();
var fixture = new ReactiveAsyncCommand(null, 1);
var results = new List<int>();
fixture.RegisterAsyncFunction(_ => { Thread.Sleep(2000); return 5; })
.Subscribe(x => results.Add(x));
fixture.ItemsInflight.Subscribe(x => inflight_results.Add(x));
Assert.IsTrue(fixture.CanExecute(null));
fixture.Execute(null);
Assert.IsFalse(fixture.CanExecute(null));
Thread.Sleep(6000);
Assert.IsTrue(fixture.CanExecute(null));
new[] {0,1,0}.Zip(inflight_results, (expected, actual) => new {expected, actual})
.Run(x => Assert.AreEqual(x.expected, x.actual));
Assert.IsTrue(results.Count == 1);
Assert.IsTrue(results[0] == 5);
}
public bool CanExecute(object a_parameter)
{
return(m_subCommand.CanExecute(a_parameter));
}
public void MultipleSubscribersShouldntDecrementRefcountBelowZero()
{
var sched = new TestScheduler();
var fixture = new ReactiveAsyncCommand(null, 1, sched);
var results = new List<int>();
bool[] subscribers = new[] { false, false, false, false, false };
var output = fixture.RegisterAsyncObservable(_ =>
Observable.Return(5).Delay(TimeSpan.FromMilliseconds(5000), sched));
output.Subscribe(x => results.Add(x));
Enumerable.Range(0, 5).Run(x => output.Subscribe(_ => subscribers[x] = true));
Assert.IsTrue(fixture.CanExecute(null));
fixture.Execute(null);
sched.RunToMilliseconds(2000);
Assert.IsFalse(fixture.CanExecute(null));
sched.RunToMilliseconds(6000);
Assert.IsTrue(fixture.CanExecute(null));
Assert.IsTrue(results.Count == 1);
Assert.IsTrue(results[0] == 5);
Assert.IsTrue(subscribers.All(x => x == true));
}
public void RegisterMemoizedFunctionSmokeTest()
{
var input = new[] { 1, 1, 1, 1, 1, 2, 2, 2, 2, 2 };
var output = new[] { 5, 5, 5, 5, 5, 10, 10, 10, 10, 10 };
var sched = new EventLoopScheduler();
var results = new List<Timestamped<int>>();
var start = sched.Now;
sched.With(_ => {
var fixture = new ReactiveAsyncCommand(null, 5, sched);
fixture.RegisterMemoizedFunction(x => { Thread.Sleep(1000); return ((int) x) * 5; }, 50, null, sched)
.Timestamp()
.Subscribe(x => results.Add(x));
Assert.True(fixture.CanExecute(1));
foreach (var i in input) {
Assert.True(fixture.CanExecute(i));
fixture.Execute(i);
}
Thread.Sleep(2500);
});
Assert.Equal(10, results.Count);
results.Select(x => x.Timestamp - start)
.Run(x => { });
output.AssertAreEqual(results.Select(x => x.Value));
Assert.False(results.Any(x => x.Timestamp - start > new TimeSpan(0, 0, 3)));
}