public void Dequeue_ShouldBeThreadSafe_FIFO()
{
for (var i = 0; i < 10; i++)
{
var queryQueue = new QueryQueue();
var query1 = new TestQuery(1, QueryFunctionType.SingleQuote);
var query2 = new TestQuery(2, QueryFunctionType.IntraDay);
var query3 = new TestQuery(3, QueryFunctionType.Weekly);
var queryList = new List <TestQuery>()
{
query1, query2, query3
};
var dequeueList = new ConcurrentBag <TestQuery>();
queryQueue.Enqueue(query1);
queryQueue.Enqueue(query2);
queryQueue.Enqueue(query3);
queryList.AsParallel().ForAll(q =>
{
var dequeued = (TestQuery)queryQueue.Dequeue(1).Single();
dequeueList.Add(dequeued);
});
Assert.True(queryQueue.IsEmpty());
Assert.Equal(3, dequeueList.Count);
Assert.Contains(query1, dequeueList);
Assert.Contains(query2, dequeueList);
Assert.Contains(query3, dequeueList);
}
}
public void IsEmpty_ShouldReturnFalse_WhenQueryAdded()
{
var queryQueue = new QueryQueue();
var query = new TestQuery(1, QueryFunctionType.SingleQuote);
queryQueue.Enqueue(query);
Assert.False(queryQueue.IsEmpty());
}
public void Dequeue_ShouldReturnAllItems_WhenDequeueCountExceedsQueueCount()
{
var queryQueue = new QueryQueue();
var query1 = new TestQuery(1, QueryFunctionType.SingleQuote);
var query2 = new TestQuery(2, QueryFunctionType.IntraDay);
var query3 = new TestQuery(3, QueryFunctionType.Weekly);
queryQueue.Enqueue(query1);
queryQueue.Enqueue(query2);
queryQueue.Enqueue(query3);
var queries = queryQueue.Dequeue(100).ToList();
Assert.Equal(3, queries.Count);
Assert.True(queryQueue.IsEmpty());
}
public void ClearAll_ShouldClearEverything()
{
var queryQueue = new QueryQueue();
var query1 = new TestQuery(1, QueryFunctionType.SingleQuote);
var query2 = new TestQuery(2, QueryFunctionType.IntraDay);
var query3 = new TestQuery(3, QueryFunctionType.Weekly);
queryQueue.Enqueue(query1);
queryQueue.Enqueue(query2);
queryQueue.Enqueue(query3);
queryQueue.ClearAll();
Assert.True(queryQueue.IsEmpty());
// can add query again which means duplication check is gone.
Assert.True(queryQueue.Enqueue(query1));
}
public void IsEmpty_ShouldReturnTrue_WhenNoQueriesAdded()
{
var queryQueue = new QueryQueue();
Assert.True(queryQueue.IsEmpty());
}