public void WhenAddThreeChildTasksToATaskItIsPossibleRemoveThem()
{
ProjectTask task = CreateTask();
ProjectTask child1 = AddProjectTask(task);
ProjectTask child2 = AddProjectTask(task);
ProjectTask child3 = AddProjectTask(task);
task.RemoveTask(child1);
task.RemoveTask(child2);
task.RemoveTask(child3);
IEnumerable <ProjectTask> children = task.Tasks;
Assert.That(children.Any(), Is.False);
}
public void ItIsNotPossibleRemoveAChildTaskWithNullReference()
{
ProjectTask task = CreateTask();
Exception caughtException = Assert.Catch(() => task.RemoveTask(null));
Assert.That(caughtException, Is.InstanceOf <ProjectTaskNullException>());
}
public void ItIsNotPossibleRemoveAChildTaskWichIsNotAddedBefore()
{
ProjectTask task = CreateTask();
ProjectTask foreignTask = CreateTask();
Exception caughtException = Assert.Catch(() => task.RemoveTask(foreignTask));
Assert.That(caughtException, Is.InstanceOf <ProjectTaskDoesNotExistException>());
}
public void WhenAddAChildTaskToATaskItIsPossibleRemoveIt()
{
ProjectTask task = CreateTask();
ProjectTask child = AddProjectTask(task);
task.RemoveTask(child);
IEnumerable <ProjectTask> children = task.Tasks;
Assert.That(children.Any(), Is.False);
}
