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quantconnect--lean/Tests/Engine/DataProviders/ProcessedDataProviderTests.cs
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2026-07-13 13:02:50 +08:00

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2.6 KiB
C#

/*
* QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
* Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
using NUnit.Framework;
using QuantConnect.Configuration;
using QuantConnect.Lean.Engine.DataFeeds;
using System.IO;
namespace QuantConnect.Tests.Engine.DataProviders
{
[TestFixture]
public class ProcessedDataProviderTests
{
private ProcessedDataProvider _processedDataProvider;
private string _originalProcessedDataDirectory;
[OneTimeSetUp]
public void Setup()
{
// Set up the processed data provider
_originalProcessedDataDirectory = Config.Get("processed-data-directory");
Config.Set("processed-data-directory", "TestData");
_processedDataProvider = new ProcessedDataProvider();
}
[OneTimeTearDown]
public void TearDown()
{
_processedDataProvider.Dispose();
// Revert the configuration
Config.Set("processed-data-directory", _originalProcessedDataDirectory);
}
private static TestCaseData[] ExistingDataTestCases => new[]
{
// Exists in the processed data directory
new TestCaseData(Path.Combine(Globals.DataFolder, "spy_10_min.txt"), true),
// Does not exist in the processed data directory but exists in the main data folder
new TestCaseData(Path.Combine(Globals.DataFolder, "equity/usa/minute/aapl/20140606_trade.zip"), true),
// Neither the processed data directory nor in the main data folder
new TestCaseData(Path.Combine(Globals.DataFolder, "equity/usa/minute/somestock/19980606_trade.zip"), false)
};
[TestCaseSource(nameof(ExistingDataTestCases))]
public void ProcessedDataProvider_CanReadDataThatExists(string path, bool exists)
{
var stream = _processedDataProvider.Fetch(path);
if (exists)
{
Assert.IsNotNull(stream);
}
else
{
Assert.IsNull(stream);
}
}
}
}