mirror of
https://github.com/OPCFoundation/UA-.NETStandard.git
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370 lines
15 KiB
C#
370 lines
15 KiB
C#
/* ========================================================================
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* Copyright (c) 2005-2025 The OPC Foundation, Inc. All rights reserved.
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*
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* OPC Foundation MIT License 1.00
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* The complete license agreement can be found here:
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* http://opcfoundation.org/License/MIT/1.00/
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* ======================================================================*/
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using System.Collections.Generic;
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using NUnit.Framework;
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using Opc.Ua.Tests;
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namespace Opc.Ua.Server.Tests
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{
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[TestFixture]
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[Category("Aggregators")]
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[SetCulture("en-us")]
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[SetUICulture("en-us")]
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[Parallelizable]
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public class StartEndAggregateCalculatorTests
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{
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private ITelemetryContext m_telemetry;
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private AggregateConfiguration m_configuration;
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[SetUp]
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public void SetUp()
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{
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m_telemetry = NUnitTelemetryContext.Create();
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m_configuration = new AggregateConfiguration
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{
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TreatUncertainAsBad = false,
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PercentDataBad = 100,
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PercentDataGood = 100,
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UseSlopedExtrapolation = false
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};
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}
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private static List<DataValue> CreateDataValues(
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DateTimeUtc startTime, double[] values, double intervalMs = 1000)
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{
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var dataValues = new List<DataValue>();
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for (int i = 0; i < values.Length; i++)
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{
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dataValues.Add(new DataValue(
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new Variant(values[i]),
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StatusCodes.Good,
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startTime.AddMilliseconds(i * intervalMs),
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startTime.AddMilliseconds(i * intervalMs)));
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}
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return dataValues;
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}
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private DataValue ComputeAggregate(
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NodeId aggregateId,
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List<DataValue> values,
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DateTimeUtc startTime,
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DateTimeUtc endTime,
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double processingInterval)
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{
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IAggregateCalculator calculator = Aggregators.CreateStandardCalculator(
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aggregateId, startTime, endTime, processingInterval, false, m_configuration, m_telemetry);
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foreach (DataValue value in values)
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{
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calculator.QueueRawValue(value);
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}
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var results = new List<DataValue>();
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bool hasData = true;
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while (hasData)
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{
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bool _hasresult = calculator.TryGetProcessedValue(true, out DataValue result);
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if (_hasresult)
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{
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results.Add(result);
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}
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else
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{
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hasData = false;
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}
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}
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return results.Count > 0 ? results[0] : default;
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}
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[Test]
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public void StartReturnsFirstValue()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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DateTimeUtc firstValueTime = startTime.AddMilliseconds(500);
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double[] values = [10, 20, 30, 40, 50, 50];
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List<DataValue> dataValues = CreateDataValues(firstValueTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(12000);
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DataValue result = ComputeAggregate(
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ObjectIds.AggregateFunction_Start,
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dataValues, startTime, endTime, 12000);
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Assert.That(result.IsNull, Is.False);
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Assert.That(result.WrappedValue.IsNull, Is.False);
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double startVal = (double)result.WrappedValue.ConvertToDouble();
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Assert.That(startVal, Is.EqualTo(10.0).Within(0.0001));
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}
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[Test]
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public void EndReturnsLastValue()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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DateTimeUtc firstValueTime = startTime.AddMilliseconds(500);
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double[] values = [10, 20, 30, 40, 50, 50];
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List<DataValue> dataValues = CreateDataValues(firstValueTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(12000);
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DataValue result = ComputeAggregate(
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ObjectIds.AggregateFunction_End,
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dataValues, startTime, endTime, 12000);
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Assert.That(result.IsNull, Is.False);
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Assert.That(result.WrappedValue.IsNull, Is.False);
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}
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[Test]
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public void DeltaReturnsEndMinusStart()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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DateTimeUtc firstValueTime = startTime.AddMilliseconds(500);
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double[] values = [10, 20, 30, 40, 50, 50];
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List<DataValue> dataValues = CreateDataValues(firstValueTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(12000);
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DataValue result = ComputeAggregate(
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ObjectIds.AggregateFunction_Delta,
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dataValues, startTime, endTime, 12000);
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Assert.That(result.IsNull, Is.False);
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Assert.That(result.WrappedValue.IsNull, Is.False);
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double delta = (double)result.WrappedValue.ConvertToDouble();
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Assert.That(delta, Is.GreaterThan(0));
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}
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[Test]
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public void DeltaWithIdenticalValuesReturnsZero()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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DateTimeUtc firstValueTime = startTime.AddMilliseconds(500);
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double[] values = [42, 42, 42, 42, 42, 42];
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List<DataValue> dataValues = CreateDataValues(firstValueTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(12000);
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DataValue result = ComputeAggregate(
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ObjectIds.AggregateFunction_Delta,
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dataValues, startTime, endTime, 12000);
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Assert.That(result.IsNull, Is.False);
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Assert.That(result.WrappedValue.IsNull, Is.False);
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double delta = (double)result.WrappedValue.ConvertToDouble();
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Assert.That(delta, Is.Zero.Within(0.0001));
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}
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[Test]
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public void DeltaWithDecreasingValuesReturnsNegative()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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DateTimeUtc firstValueTime = startTime.AddMilliseconds(500);
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double[] values = [50, 40, 30, 20, 10, 10];
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List<DataValue> dataValues = CreateDataValues(firstValueTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(12000);
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DataValue result = ComputeAggregate(
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ObjectIds.AggregateFunction_Delta,
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dataValues, startTime, endTime, 12000);
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Assert.That(result.IsNull, Is.False);
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Assert.That(result.WrappedValue.IsNull, Is.False);
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double delta = (double)result.WrappedValue.ConvertToDouble();
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Assert.That(delta, Is.LessThan(0));
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}
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[Test]
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public void DeltaResultHasCalculatedAggregateBits()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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DateTimeUtc firstValueTime = startTime.AddMilliseconds(500);
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double[] values = [10, 20, 30, 30];
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List<DataValue> dataValues = CreateDataValues(firstValueTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(8000);
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DataValue result = ComputeAggregate(
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ObjectIds.AggregateFunction_Delta,
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dataValues, startTime, endTime, 8000);
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Assert.That(result.IsNull, Is.False);
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Assert.That(result.StatusCode.AggregateBits.HasFlag(AggregateBits.Calculated), Is.True);
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}
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[Test]
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public void StartBoundReturnsResult()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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double[] values = [10, 20, 30, 40, 50, 60];
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List<DataValue> dataValues = CreateDataValues(startTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(12000);
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DataValue result = ComputeAggregate(
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ObjectIds.AggregateFunction_StartBound,
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dataValues, startTime, endTime, 12000);
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Assert.That(result.IsNull, Is.False);
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}
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[Test]
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public void EndBoundReturnsResult()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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double[] values = [10, 20, 30, 40, 50, 60];
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List<DataValue> dataValues = CreateDataValues(startTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(12000);
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DataValue result = ComputeAggregate(
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ObjectIds.AggregateFunction_EndBound,
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dataValues, startTime, endTime, 12000);
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Assert.That(result.IsNull, Is.False);
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}
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[Test]
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public void DeltaBoundsReturnsResult()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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double[] values = [10, 20, 30, 40, 50, 60];
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List<DataValue> dataValues = CreateDataValues(startTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(12000);
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DataValue result = ComputeAggregate(
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ObjectIds.AggregateFunction_DeltaBounds,
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dataValues, startTime, endTime, 12000);
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Assert.That(result.IsNull, Is.False);
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}
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[Test]
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public void DeltaBoundsWithIdenticalValuesReturnsZero()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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double[] values = [42, 42, 42, 42, 42, 42];
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List<DataValue> dataValues = CreateDataValues(startTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(12000);
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DataValue result = ComputeAggregate(
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ObjectIds.AggregateFunction_DeltaBounds,
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dataValues, startTime, endTime, 12000);
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Assert.That(result.IsNull, Is.False);
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}
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[Test]
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public void StartWithTwoValuesReturnsFirst()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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DateTimeUtc firstValueTime = startTime.AddMilliseconds(500);
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double[] values = [100, 200];
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List<DataValue> dataValues = CreateDataValues(firstValueTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(4000);
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DataValue result = ComputeAggregate(
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ObjectIds.AggregateFunction_Start,
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dataValues, startTime, endTime, 4000);
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Assert.That(result.IsNull, Is.False);
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Assert.That(result.WrappedValue.IsNull, Is.False);
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double startVal = (double)result.WrappedValue.ConvertToDouble();
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Assert.That(startVal, Is.EqualTo(100.0).Within(0.0001));
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}
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[Test]
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public void EndBoundHasCalculatedAggregateBits()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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double[] values = [10, 20, 30, 40];
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List<DataValue> dataValues = CreateDataValues(startTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(8000);
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DataValue result = ComputeAggregate(
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ObjectIds.AggregateFunction_EndBound,
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dataValues, startTime, endTime, 8000);
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Assert.That(result.IsNull, Is.False);
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}
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[Test]
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public void DeltaBoundsResultHasCalculatedAggregateBits()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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double[] values = [10, 20, 30, 40];
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List<DataValue> dataValues = CreateDataValues(startTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(8000);
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DataValue result = ComputeAggregate(
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ObjectIds.AggregateFunction_DeltaBounds,
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dataValues, startTime, endTime, 8000);
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Assert.That(result.IsNull, Is.False);
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}
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[Test]
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public void DeltaWithLargeChangeReturnsCorrectDifference()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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DateTimeUtc firstValueTime = startTime.AddMilliseconds(500);
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double[] values = [0, 100, 200, 300, 400, 400];
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List<DataValue> dataValues = CreateDataValues(firstValueTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(12000);
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DataValue result = ComputeAggregate(
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ObjectIds.AggregateFunction_Delta,
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dataValues, startTime, endTime, 12000);
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Assert.That(result.IsNull, Is.False);
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Assert.That(result.WrappedValue.IsNull, Is.False);
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double delta = (double)result.WrappedValue.ConvertToDouble();
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Assert.That(delta, Is.GreaterThan(0));
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}
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[Test]
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public void StartAndEndWithSameValuesReturnSame()
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{
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var startTime = new DateTimeUtc(2024, 1, 1, 0, 0, 0);
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DateTimeUtc firstValueTime = startTime.AddMilliseconds(500);
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double[] values = [77, 77, 77, 77, 77, 77];
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List<DataValue> dataValues = CreateDataValues(firstValueTime, values, 2000);
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DateTimeUtc endTime = startTime.AddMilliseconds(12000);
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DataValue startResult = ComputeAggregate(
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ObjectIds.AggregateFunction_Start,
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dataValues, startTime, endTime, 12000);
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DataValue endResult = ComputeAggregate(
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ObjectIds.AggregateFunction_End,
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dataValues, startTime, endTime, 12000);
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Assert.That(startResult.IsNull, Is.False);
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Assert.That(endResult.IsNull, Is.False);
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double startVal = (double)startResult.WrappedValue.ConvertToDouble();
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double endVal = (double)endResult.WrappedValue.ConvertToDouble();
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Assert.That(startVal, Is.EqualTo(endVal).Within(0.0001));
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}
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}
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}
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