/// <exception cref="System.Exception"/>
/// <exception cref="System.IO.IOException"/>
public virtual void TestStartReconfigurationFailureDueToExistingRunningTask()
{
TestReconfiguration.AsyncReconfigurableDummy dummy = Org.Mockito.Mockito.Spy(new
TestReconfiguration.AsyncReconfigurableDummy(conf1));
IList <ReconfigurationUtil.PropertyChange> changes = Lists.NewArrayList(new ReconfigurationUtil.PropertyChange
(Prop1, "new1", "old1"));
Org.Mockito.Mockito.DoReturn(changes).When(dummy).GetChangedProperties(Matchers.Any
<Configuration>(), Matchers.Any <Configuration>());
ReconfigurationTaskStatus status = dummy.GetReconfigurationTaskStatus();
NUnit.Framework.Assert.IsFalse(status.HasTask());
dummy.StartReconfigurationTask();
status = dummy.GetReconfigurationTaskStatus();
Assert.True(status.HasTask());
NUnit.Framework.Assert.IsFalse(status.Stopped());
// An active reconfiguration task is running.
try
{
dummy.StartReconfigurationTask();
NUnit.Framework.Assert.Fail("Expect to throw IOException.");
}
catch (IOException e)
{
GenericTestUtils.AssertExceptionContains("Another reconfiguration task is running"
, e);
}
status = dummy.GetReconfigurationTaskStatus();
Assert.True(status.HasTask());
NUnit.Framework.Assert.IsFalse(status.Stopped());
dummy.latch.CountDown();
WaitAsyncReconfigureTaskFinish(dummy);
status = dummy.GetReconfigurationTaskStatus();
Assert.True(status.HasTask());
Assert.True(status.Stopped());
// The first task has finished.
dummy.StartReconfigurationTask();
WaitAsyncReconfigureTaskFinish(dummy);
ReconfigurationTaskStatus status2 = dummy.GetReconfigurationTaskStatus();
Assert.True(status2.GetStartTime() >= status.GetEndTime());
dummy.ShutdownReconfigurationTask();
try
{
dummy.StartReconfigurationTask();
NUnit.Framework.Assert.Fail("Expect to throw IOException");
}
catch (IOException e)
{
GenericTestUtils.AssertExceptionContains("The server is stopped", e);
}
}
/// <exception cref="System.Exception"/>
private static void WaitAsyncReconfigureTaskFinish(ReconfigurableBase rb)
{
ReconfigurationTaskStatus status = null;
int count = 20;
while (count > 0)
{
status = rb.GetReconfigurationTaskStatus();
if (status.Stopped())
{
break;
}
count--;
Thread.Sleep(500);
}
System.Diagnostics.Debug.Assert((status.Stopped()));
}