gistfile1.txt

    [TestMethod]
    public void RunOne_When_More_Tasks_Added_Then_Only_First_Task_Is_Executed()
    {
      bool wasTask1Called = false;
      bool wasTask2Called = false;
      m_scheduler.Dispatch(() =>
                           {
                             wasTask1Called = true;
                           });

      m_scheduler.Dispatch(() =>
                           {
                             wasTask2Called = true;
                           });

      m_scheduler.RunOne();
      Assert.IsTrue(wasTask1Called && !wasTask2Called);
    }

    [TestMethod]
    public void RunOne_When_Two_Tasks_Added_Then_Returns_One()
    {
      const int NUMBER_OF_SCHEDULED_TASKS = 2;
      const int NUMBER_OF_RUNNED_TASKS = 1;

      Enumerable.Range(0, NUMBER_OF_SCHEDULED_TASKS)
        .Select(_ => m_scheduler.Dispatch(() =>
        {
        })).ToArray();

      var executedTasksCount = m_scheduler.RunOne();
      Assert.AreEqual(NUMBER_OF_RUNNED_TASKS, executedTasksCount);
    }
    
    [TestMethod]
    public void RunOne_When_More_Tasks_Added_And_Cancel_Work_Then_Only_First_Task_Is_Executed()
    {
      bool wasTask1Called = false;
      bool wasTask2Called = false;
      m_scheduler.Dispatch(() =>
                           {
                             wasTask1Called = true;
                           });

      m_scheduler.Dispatch(() =>
                           {
                             wasTask2Called = true;
                           });

      cancelWorkAfterTimeout();
      m_scheduler.RunOne();
      Assert.IsTrue(wasTask1Called && !wasTask2Called);
    }

    [TestMethod]
    public void RunOne_When_Two_Tasks_Added_And_Cancel_Work_Then_Returns_One()
    {
      const int NUMBER_OF_SCHEDULED_TASKS = 2;
      const int RUNNED_TASKS = 1;

      Enumerable.Range(0, NUMBER_OF_SCHEDULED_TASKS)
        .Select(_ => m_scheduler.Dispatch(() =>
        {
        })).ToArray();

      cancelWorkAfterTimeout();
      var executedTasksCount = m_scheduler.RunOne();
      Assert.AreEqual(RUNNED_TASKS, executedTasksCount);
    }