public void AssertCompleted_Multiple_Completions()
{
try
{
var to = new TestObserver <int>();
to.OnCompleted();
to.OnCompleted();
to.AssertCompleted();
Assert.Fail("Should have thrown");
}
catch (AssertionException)
{
throw;
}
catch (Exception ex)
{
var msg = ex.Message;
Assert.True(msg.Contains("Multiple completions"));
}
}