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quantconnect--lean/Tests/Common/Data/DynamicDataTests.cs
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2026-07-13 13:02:50 +08:00

87 lines
2.8 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 System;
using System.Collections.Generic;
using NUnit.Framework;
using QuantConnect.Data;
namespace QuantConnect.Tests.Common.Data
{
[TestFixture]
public class DynamicDataTests
{
[Test]
public void SupportsSnakeNameRetrival()
{
dynamic data = new DataType();
data.PropertyA = 1;
Assert.AreEqual(1, data.property_a);
Assert.AreEqual(data.PropertyA, data.property_a);
}
[Test]
public void StoresValues_Using_LowerCaseKeys()
{
dynamic data = new DataType();
data.Property = 1;
Assert.AreEqual(1, data.Property);
Assert.AreEqual(data.Property, data.property);
}
[Test]
public void StoresBaseDataValues_Using_BaseDataProperties()
{
var value = 1234.567890m;
var time = new DateTime(2000, 1, 2, 3, 4, 5, 6);
var symbol = Symbol.Create("ticker", SecurityType.Base, QuantConnect.Market.USA, baseDataType: typeof(DataType));
dynamic data = new DataType();
data.Time = time;
data.Value = value;
data.Symbol = symbol;
BaseData baseData = data;
Assert.AreEqual(time, baseData.Time);
Assert.AreEqual(time, baseData.EndTime);
Assert.AreEqual(value, baseData.Value);
Assert.AreEqual(value, baseData.Price);
Assert.AreEqual(symbol, baseData.Symbol);
// let's access the properties through the dynamic handling
Assert.AreEqual(time, data.Time);
Assert.AreEqual(time, data.EndTime);
Assert.AreEqual(value, data.Value);
Assert.AreEqual(value, data.Price);
Assert.AreEqual(symbol, data.Symbol);
}
[Test]
public void AccessingPropertyThatDoesNotExist_ThrowsKeyNotFoundException()
{
dynamic data = new DataType();
Assert.Throws<KeyNotFoundException>(() =>
{
var _ = data.UndefinedPropertyName;
});
}
private class DataType : DynamicData
{
}
}
}