public void BackgroundWorker_CancelAsync_ReportsCancelledWhenWorkerSupportsCancellationIsTrue()
{
UnitTestContext context = GetContext();
//int numTimesProgressCalled = 0;
BackgroundWorker target = new BackgroundWorker();
target.DoWork += (o, e) =>
{
// report progress changed 10 times
for (int i = 1; i < 11; i++)
{
Thread.Sleep(100);
if (target.CancellationPending)
{
e.Cancel = true;
return;
}
}
};
target.WorkerSupportsCancellation = true;
target.RunWorkerCompleted += (o, e) =>
{
// target does not support ReportProgress we shold get a System.InvalidOperationException from DoWork
context.Assert.IsNull(e.Error);
context.Assert.IsTrue(e.Cancelled);
context.Assert.Success();
};
target.RunWorkerAsync(null);
target.CancelAsync();
context.Complete();
}
public void BackgroundWorker_CancelAsync_ThrowsInvalidOperationExceptionWhenWorkerSupportsCancellationIsFalse()
{
using (UnitTestContext context = GetContext())
{
BackgroundWorker target = new BackgroundWorker();
target.DoWork += (o, e) =>
{
for (int i = 1; i < 11; i++)
{
Thread.Sleep(10);
}
};
target.WorkerSupportsCancellation = false;
target.RunWorkerAsync(null);
try
{
target.CancelAsync(); // this call throws exception
}
catch (InvalidOperationException ex)
{
context.Assert.Fail(ex);
}
}
}
public void BackgroundWorker_RunWorkerAsync_ReportsProgress()
{
var threadid = Thread.CurrentThread.ManagedThreadId;
using (UnitTestContext context = GetContext())
{
int numTimesProgressCalled = 0;
BackgroundWorker target = new BackgroundWorker();
target.DoWork += (o, e) =>
{
// report progress changed 10 times
for (int i = 1; i < 11; i++)
{
target.ReportProgress(i * 10);
}
e.Result = new object();
};
target.WorkerReportsProgress = true;
target.ProgressChanged += (o, e) =>
{
numTimesProgressCalled++;
context.Assert.IsTrue(threadid == Thread.CurrentThread.ManagedThreadId);
};
target.RunWorkerCompleted += (o, e) =>
{
context.Assert.IsTrue(threadid == Thread.CurrentThread.ManagedThreadId);
context.Assert.IsNull(e.Error);
context.Assert.IsTrue(numTimesProgressCalled == 10, "ReportProgress has been called 10 times");
context.Assert.Success();
};
target.RunWorkerAsync(null);
context.Complete();
}
}
public void BackgroundWorker_DoWork_ThrowsInvalidOperationExcpetionWhenWorkerReportsProgressIsFalse()
{
UnitTestContext context = GetContext();
int numTimesProgressCalled = 0;
BackgroundWorker target = new BackgroundWorker();
target.DoWork += (o, e) =>
{
// report progress changed 10 times
for (int i = 1; i < 11; i++)
{
target.ReportProgress(i * 10);
}
};
target.WorkerReportsProgress = false;
target.ProgressChanged += (o, e) =>
{
numTimesProgressCalled++;
};
target.RunWorkerCompleted += (o, e) =>
{
// target does not support ReportProgress we shold get a System.InvalidOperationException from DoWork
context.Assert.IsTrue(e.Error is System.InvalidOperationException);
context.Assert.Success();
};
target.RunWorkerAsync(null);
context.Complete();
}
public void BackgroundWorker_RunWorkerAsync_CallsDoWorkAndWorkerCompleted()
{
var threadid = Thread.CurrentThread.ManagedThreadId;
using (UnitTestContext context = GetContext())
{
bool doWorkCalled = false;
BackgroundWorker target = new BackgroundWorker();
target.DoWork += (o, e) =>
{
doWorkCalled = true;
// make sure that user, clientcontext, globalcontext, currentCulture and currentUIculture are sent
context.Assert.IsFalse(threadid == Thread.CurrentThread.ManagedThreadId);
context.Assert.IsTrue(Csla.ApplicationContext.User is MyPrincipal);
context.Assert.AreEqual("TEST", Csla.ApplicationContext.GlobalContext["BWTEST"]);
context.Assert.AreEqual("TEST", Csla.ApplicationContext.ClientContext["BWTEST"]);
context.Assert.AreEqual("FR", Thread.CurrentThread.CurrentCulture.Name.ToUpper());
context.Assert.AreEqual("FR", Thread.CurrentThread.CurrentUICulture.Name.ToUpper());
};
target.RunWorkerCompleted += (o, e) =>
{
context.Assert.IsTrue(threadid == Thread.CurrentThread.ManagedThreadId);
context.Assert.IsNull(e.Error);
context.Assert.IsTrue(doWorkCalled, "Do work has been called");
context.Assert.Success();
};
target.RunWorkerAsync(null);
context.Complete();
}
}
public void BackgroundWorker_Constructor_DefaultValues()
{
using (var context = GetContext())
{
BackgroundWorker target = new BackgroundWorker();
context.Assert.IsFalse(target.WorkerReportsProgress, "WorkerReportsProgress is false by default");
context.Assert.IsFalse(target.WorkerSupportsCancellation, "WorkerSupportsCancellation is false by default");
context.Assert.Success();
}
}
