Files
quantconnect--lean/Tests/Indicators/RelativeStrengthIndexTests.cs
2026-07-13 13:02:50 +08:00

72 lines
2.4 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 NUnit.Framework;
using QuantConnect.Indicators;
namespace QuantConnect.Tests.Indicators
{
[TestFixture]
public class RelativeStrengthIndexTests : CommonIndicatorTests<IndicatorDataPoint>
{
protected override IndicatorBase<IndicatorDataPoint> CreateIndicator()
{
return new RelativeStrengthIndex(14);
}
protected override string TestFileName => "spy_with_indicators.txt";
protected override string TestColumnName => "RSI 14 Wilder";
[Test]
public void ComparesAgainstExternalDataSma()
{
var rsiSimple = new RelativeStrengthIndex("rsi", 14, MovingAverageType.Simple);
TestHelper.TestIndicator(rsiSimple, "RSI 14");
}
[Test]
public override void ResetsProperly()
{
var rsi = new RelativeStrengthIndex(2);
rsi.Update(DateTime.Today, 1m);
rsi.Update(DateTime.Today.AddSeconds(1), 2m);
Assert.IsFalse(rsi.IsReady);
rsi.Reset();
TestHelper.AssertIndicatorIsInDefaultState(rsi);
TestHelper.AssertIndicatorIsInDefaultState(rsi.AverageGain);
TestHelper.AssertIndicatorIsInDefaultState(rsi.AverageLoss);
}
[Test]
public void DoesNotThrowDivisionByZero()
{
var rsi = new RelativeStrengthIndex(14, MovingAverageType.DoubleExponential);
rsi.Update(DateTime.UtcNow, 101m);
rsi.Update(DateTime.UtcNow, 103m);
for (var i = 0; i < 500; i++)
{
rsi.Update(DateTime.UtcNow, 102m);
// validate the expected range
Assert.That(rsi >= 0 && rsi <= 100);
}
}
}
}