public void ReturnNotFinishedTask()
{
//Assert
var vts = new ValueTaskCompletionSource <object>(false);
// Act
var t = vts.Task;
// Assert
t.IsCompleted.Should().BeFalse();
}
public void ReturnfailedTaskOnResult()
{
//Assert
var vts = new ValueTaskCompletionSource <object>(false);
var t = vts.Task;
// Act
vts.TrySetException(new InvalidOperationException());
// Assert
t.IsFaulted.Should().BeTrue();
}
public void ReturnCancelTaskOnResult()
{
//Assert
var vts = new ValueTaskCompletionSource <object>(false);
var t = vts.Task;
// Act
vts.SetCanceled();
// Assert
t.IsCanceled.Should().BeTrue();
}
public void ReturnFinishedTaskOnResult()
{
//Assert
var vts = new ValueTaskCompletionSource <object>(false);
var t = vts.Task;
// Act
vts.SetResult(null !);
// Assert
t.IsCompleted.Should().BeTrue();
}
public void DoubleSetResultThrowsException()
{
//Assert
var vts = new ValueTaskCompletionSource <object>(false);
var t = vts.Task;
vts.SetResult(null !);
// Act
var exception = Record.Exception(
() => vts.SetResult(null !));
// Assert
exception.Should().NotBeNull().And.BeOfType <InvalidOperationException>();
}
public async Task DoubleGettingResultThrowsException()
{
//Assert
var vts = new ValueTaskCompletionSource <object>(false);
var t = vts.Task;
vts.SetResult(null !);
_ = await t;
// Act
var exception = await Record.ExceptionAsync(
async() => _ = await t);
// Assert
exception.Should().NotBeNull().And.BeOfType <InvalidOperationException>();
}
public void TryDoubleSetFailedNotThrowsException()
{
//Assert
var vts = new ValueTaskCompletionSource <object>(false);
var t = vts.Task;
bool result1 = false;
bool result2 = false;
result1 = vts.TrySetException(new NotImplementedException());
// Act
var exception = Record.Exception(
() => result2 = vts.TrySetException(new NotImplementedException()));
// Assert
exception.Should().BeNull();
result1.Should().BeTrue();
result2.Should().BeFalse();
}