public void MediaRetryPolicyTestExecuteActionNonTransient()
{
MediaRetryPolicy target = new TestMediaServicesClassFactory(null).GetSaveChangesRetryPolicy(null);
int exceptionCount = 2;
int expected = 10;
var fakeException = new WebException("test", WebExceptionStatus.TrustFailure);
Func <int> func = () =>
{
if (--exceptionCount > 0)
{
throw fakeException;
}
return(expected);
};
try
{
target.ExecuteAction(func);
}
catch (WebException x)
{
Assert.AreEqual(1, exceptionCount);
Assert.AreEqual(fakeException, x);
throw;
}
Assert.Fail("Expected exception");
}
public void MediaRetryPolicyTestExecuteActionBackoff()
{
MediaRetryPolicy target = new TestMediaServicesClassFactory(null).GetSaveChangesRetryPolicy();
int exceptionCount = 5;
int expected = 10;
var fakeException = new WebException("test", WebExceptionStatus.ConnectionClosed);
TimeSpan lastInterval = TimeSpan.Zero;
DateTime lastInvoked = DateTime.UtcNow;
Func<int> func = () =>
{
TimeSpan newInterval = DateTime.UtcNow - lastInvoked;
TimeSpan delta = newInterval - lastInterval;
Assert.IsTrue(exceptionCount > 3 || delta.TotalMilliseconds > 1, "Iterations left:{0} interval increase too small from {1} to {2}", exceptionCount, lastInterval, newInterval, delta);
lastInvoked = DateTime.UtcNow;
lastInterval = newInterval;
if (--exceptionCount > 0) throw fakeException;
return expected;
};
int actual = target.ExecuteAction(func);
Assert.AreEqual(expected, actual);
Assert.AreEqual(0, exceptionCount);
}
public void MediaRetryPolicyTestExecuteActionBackoff()
{
MediaRetryPolicy target = new TestMediaServicesClassFactory(null).GetSaveChangesRetryPolicy(null);
int exceptionCount = 5;
int expected = 10;
var fakeException = new WebException("test", WebExceptionStatus.ConnectionClosed);
TimeSpan lastInterval = TimeSpan.Zero;
DateTime lastInvoked = DateTime.UtcNow;
Func <int> func = () =>
{
TimeSpan newInterval = DateTime.UtcNow - lastInvoked;
TimeSpan delta = newInterval - lastInterval;
Assert.IsTrue(exceptionCount > 3 || delta.TotalMilliseconds > 1, "Iterations left:{0} interval increase too small from {1} to {2}", exceptionCount, lastInterval, newInterval, delta);
lastInvoked = DateTime.UtcNow;
lastInterval = newInterval;
if (--exceptionCount > 0)
{
throw fakeException;
}
return(expected);
};
int actual = target.ExecuteAction(func);
Assert.AreEqual(expected, actual);
Assert.AreEqual(0, exceptionCount);
}
public void DefaultMediaRetryPolicyTestExecuteActionNonTransient()
{
MediaRetryPolicy target = new TestMediaServicesClassFactory(null).GetSaveChangesRetryPolicy(null);
int exceptionCount = 2;
int expected = 10;
//IOException should not be retried when using default TestMediaServicesClassFactory instead of
//CustomTestMediaServicesClassFactory
var fakeException = new IOException("CustomRetryPolicyException");
Func <int> func = () =>
{
if (--exceptionCount > 0)
{
throw fakeException;
}
return(expected);
};
try
{
target.ExecuteAction(func);
}
catch (IOException x)
{
Assert.AreEqual(1, exceptionCount);
Assert.AreEqual(fakeException, x);
throw;
}
Assert.Fail("Expected exception");
}
public void MediaRetryPolicyTestExecuteActionTrivial()
{
MediaRetryPolicy target = new TestMediaServicesClassFactory(null).GetSaveChangesRetryPolicy(null);
int expected = 10;
Func <int> func = () => expected;
int actual = target.ExecuteAction(func);
Assert.AreEqual(expected, actual);
}
public void MediaRetryPolicyTestExecuteActionAdapter()
{
var adapter = new TestRetryAdapter();
MediaRetryPolicy target = new TestMediaServicesClassFactory(null).GetSaveChangesRetryPolicy(adapter);
int exceptionCount = 2;
int expected = 10;
var fakeException = new WebException("test", WebExceptionStatus.ConnectionClosed);
Func<int> func = () =>
{
if (--exceptionCount > 0) throw fakeException;
return expected;
};
Assert.AreEqual(expected, target.ExecuteAction(func));
Assert.AreEqual(2, adapter.FuncExecutedCountByExecuteAction);
Assert.AreEqual(1, adapter.NumberOfAdaptCalled);
}
public void MediaRetryPolicyTestExecuteActionRetry()
{
MediaRetryPolicy target = new TestMediaServicesClassFactory(null).GetSaveChangesRetryPolicy(null);
int exceptionCount = 2;
int expected = 10;
var fakeException = new WebException("test", WebExceptionStatus.ConnectionClosed);
Func <int> func = () => {
if (--exceptionCount > 0)
{
throw fakeException;
}
return(expected);
};
int actual = target.ExecuteAction(func);
Assert.AreEqual(expected, actual);
Assert.AreEqual(0, exceptionCount);
}
public void MediaRetryPolicyTestExecuteActionAdapter()
{
var adapter = new TestRetryAdapter();
MediaRetryPolicy target = new TestMediaServicesClassFactory(null).GetSaveChangesRetryPolicy(adapter);
int exceptionCount = 2;
int expected = 10;
var fakeException = new WebException("test", WebExceptionStatus.ConnectionClosed);
Func <int> func = () =>
{
if (--exceptionCount > 0)
{
throw fakeException;
}
return(expected);
};
Assert.AreEqual(expected, target.ExecuteAction(func));
Assert.AreEqual(2, adapter.FuncExecutedCountByExecuteAction);
Assert.AreEqual(1, adapter.NumberOfAdaptCalled);
}
public void MediaRetryPolicyTestExecuteActionNonTransient()
{
MediaRetryPolicy target = new TestMediaServicesClassFactory(null).GetSaveChangesRetryPolicy();
int exceptionCount = 2;
int expected = 10;
var fakeException = new WebException("test", WebExceptionStatus.RequestCanceled);
Func<int> func = () =>
{
if (--exceptionCount > 0) throw fakeException;
return expected;
};
try
{
target.ExecuteAction(func);
}
catch (WebException x)
{
Assert.AreEqual(1, exceptionCount);
Assert.AreEqual(fakeException, x);
throw;
}
Assert.Fail("Expected exception");
}
public void MediaRetryPolicyTestExecuteActionTrivial()
{
MediaRetryPolicy target = new TestMediaServicesClassFactory(null).GetSaveChangesRetryPolicy();
int expected = 10;
Func<int> func = () => expected;
int actual = target.ExecuteAction(func);
Assert.AreEqual(expected, actual);
}
public void MediaRetryPolicyTestExecuteActionRetry()
{
MediaRetryPolicy target = new TestMediaServicesClassFactory(null).GetSaveChangesRetryPolicy();
int exceptionCount = 2;
int expected = 10;
var fakeException = new WebException("test", WebExceptionStatus.ConnectionClosed);
Func<int> func = () => {
if (--exceptionCount > 0) throw fakeException;
return expected;
};
int actual = target.ExecuteAction(func);
Assert.AreEqual(expected, actual);
Assert.AreEqual(0, exceptionCount);
}
public void DefaultMediaRetryPolicyTestExecuteActionNonTransient()
{
MediaRetryPolicy target = new TestMediaServicesClassFactory(null).GetSaveChangesRetryPolicy(null);
int exceptionCount = 2;
int expected = 10;
//IOException should not be retried when using default TestMediaServicesClassFactory instead of
//CustomTestMediaServicesClassFactory
var fakeException = new IOException("CustomRetryPolicyException");
Func<int> func = () =>
{
if (--exceptionCount > 0) throw fakeException;
return expected;
};
try
{
target.ExecuteAction(func);
}
catch (IOException x)
{
Assert.AreEqual(1, exceptionCount);
Assert.AreEqual(fakeException, x);
throw;
}
Assert.Fail("Expected exception");
}