Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

Automation Advisor
NBi
NBi.Core.Sequence.Transformation.Aggregation
AggregationFactory

How to use AggregationFactory class of NBi.Core.Sequence.Transformation.Aggregation package

Best NBi code snippet using NBi.Core.Sequence.Transformation.Aggregation.AggregationFactory

SummarizeEngine.cs

Source:SummarizeEngine.cs

...24                {25                    var column = groupBy.Identifier.GetColumn(rs.Table);26                    dataTable.Columns.Add(new DataColumn(column.ColumnName, column.DataType));27                }28                var factory = new AggregationFactory();29                var aggregations = new List<Aggregation>();30                foreach (var aggregation in Args.Aggregations)31                {32                    var columnName = ExtractColumnName(rs, aggregation);33                    dataTable.Columns.Add(new DataColumn(columnName, MapType(aggregation.Function, aggregation.ColumnType)));34                    aggregations.Add(factory.Instantiate(aggregation));35                }36                var groupbyFactory = new GroupByFactory();37                var groupbyEngine = groupbyFactory.Instantiate(new ColumnGroupByArgs(Args.GroupBys, Context.None));38                var groups = groupbyEngine.Execute(rs);39                foreach (var group in groups)40                {41                    var values = new List<object>();42                    values.AddRange(group.Key.Members);...

AggregationFactoryTest.cs

Source:AggregationFactoryTest.cs

...10using System.Text;11using System.Threading.Tasks;12namespace NBi.Testing.Unit.Core.Sequence.Transformation.Aggregation13{14    public class AggregationFactoryTest15    {16        [Test]17        [TestCase(ColumnType.Numeric,   AggregationFunctionType.Sum,     typeof(SumNumeric))]18        [TestCase(ColumnType.Numeric,   AggregationFunctionType.Average,    typeof(AverageNumeric))]19        [TestCase(ColumnType.Numeric,   AggregationFunctionType.Min,     typeof(MinNumeric))]20        [TestCase(ColumnType.Numeric,   AggregationFunctionType.Max,     typeof(MaxNumeric))]21        [TestCase(ColumnType.DateTime,  AggregationFunctionType.Min,     typeof(MinDateTime))]22        [TestCase(ColumnType.DateTime,  AggregationFunctionType.Max,     typeof(MaxDateTime))]23        public void Instantiate_ColumnTypeandAggregationFunction_CorrectAggregation(ColumnType columnType, AggregationFunctionType function, Type expectedType)24        {25            var factory = new AggregationFactory();26            var aggregation = factory.Instantiate(columnType, function, Array.Empty<IScalarResolver>(), Array.Empty<IAggregationStrategy>());27            Assert.That(aggregation, Is.Not.Null);28            Assert.That(aggregation.Function, Is.TypeOf(expectedType));29        }30        [Test]31        [TestCase(ColumnType.Numeric)]32        [TestCase(ColumnType.Boolean)]33        [TestCase(ColumnType.DateTime)]34        [TestCase(ColumnType.Text)]35        public void Instantiate_ColumnTypeCount_CorrectAggregation(ColumnType columnType)36        {37            var factory = new AggregationFactory();38            var aggregation = factory.Instantiate(columnType, AggregationFunctionType.Count, Array.Empty<IScalarResolver>(), Array.Empty<IAggregationStrategy>());39            Assert.That(aggregation, Is.Not.Null);40            Assert.That(aggregation.Function, Is.InstanceOf<Count>());41        }42        [Test]43        public void Instantiate_ConcantenationText_CorrectAggregation()44        {45            var factory = new AggregationFactory();46            var aggregation = factory.Instantiate(ColumnType.Text, AggregationFunctionType.Concatenation, new List<IScalarResolver> { new LiteralScalarResolver<string>("+")}.ToArray(), Array.Empty<IAggregationStrategy>());47            Assert.That(aggregation, Is.Not.Null);48            Assert.That(aggregation.Function, Is.TypeOf<ConcatenationText>());49        }50        [TestCase(ColumnType.DateTime, AggregationFunctionType.Sum)]51        [TestCase(ColumnType.DateTime, AggregationFunctionType.Average)]52        public void Instantiate_ColumnTypeAndAggregationFunction_CorrectAggregation(ColumnType columnType, AggregationFunctionType function)53        {54            var factory = new AggregationFactory();55            Assert.Throws<ArgumentException>( () => factory.Instantiate(columnType, function, Array.Empty<IScalarResolver>(), Array.Empty<IAggregationStrategy>()));56        }57    }58}...

AggregationFactory.cs

Source:AggregationFactory.cs

...9using System.Threading.Tasks;10using System.Reflection;11namespace NBi.Core.Sequence.Transformation.Aggregation12{13    public class AggregationFactory14    {15        public Aggregation Instantiate(ColumnType columnType, AggregationFunctionType function, IScalarResolver[] parameters, IAggregationStrategy[] strategies)16        {17            var missingValue = (IMissingValueStrategy)(strategies.SingleOrDefault(x => x is IMissingValueStrategy) ?? new DropStrategy(columnType));18            var emptySeries = (IEmptySeriesStrategy)(strategies.SingleOrDefault(x => x is IEmptySeriesStrategy) ?? new ReturnDefaultStrategy(columnType));19            var @namespace = $"{this.GetType().Namespace}.Function.";20            var typeName = $"{Enum.GetName(typeof(AggregationFunctionType), function)}{Enum.GetName(typeof(ColumnType), columnType)}";21            var type = GetType().Assembly.GetType($"{@namespace}{typeName}", false, true) ?? throw new ArgumentException($"No aggregation named '{typeName}' has been found in the namespace '{@namespace}'.");22            if ((parameters?.Count() ?? 0) == 0)23                return new Aggregation((IAggregationFunction)(type.GetConstructor(Type.EmptyTypes).Invoke(Array.Empty<object>())), missingValue, emptySeries);24            else25            {26                var ctor = type.GetConstructors().Where(x => x.IsPublic && (x.GetParameters().Count() == parameters.Count())).FirstOrDefault()27                    ?? throw new ArgumentException($"No public constructor for the aggregation '{function}' expecting {parameters.Count()} parameters.");...

AggregationFactory

Using AI Code Generation

1using NBi.Core.Sequence.Transformation.Aggregation;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8    {9        static void Main(string[] args)10        {11            var factory = new AggregationFactory();12            var agg = factory.Instantiate("sum");13            var result = agg.Execute(new List<object>() { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 });14            Console.WriteLine(result);15            Console.ReadLine();16        }17    }18}

AggregationFactory

Using AI Code Generation

1using NBi.Core.Sequence.Transformation.Aggregation;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8    {9        static void Main(string[] args)10        {11            var factory = new AggregationFactory();12            var aggregation = factory.Instantiate("sum");13            Console.WriteLine(aggregation.Execute(new List<object>() { 1, 2, 3, 4, 5 }));14            Console.ReadKey();15        }16    }17}

AggregationFactory

Using AI Code Generation

1using NBi.Core.Sequence.Transformation.Aggregation;2using NBi.Core.Sequence;3using NBi.Core.Sequence.Transformation;4using NBi.Core.Sequence;5using NBi.Core.Sequence.Transformation;6using NBi.Core.Sequence;7using NBi.Core.Sequence.Transformation;8using NBi.Core.Sequence;9using NBi.Core.Sequence.Transformation;10using NBi.Core.Sequence;11using NBi.Core.Sequence.Transformation;12using NBi.Core.Sequence;13using NBi.Core.Sequence.Transformation;14using NBi.Core.Sequence;15using NBi.Core.Sequence.Transformation;16using NBi.Core.Sequence;17using NBi.Core.Sequence.Transformation;18using NBi.Core.Sequence;19using NBi.Core.Sequence.Transformation;20using NBi.Core.Sequence;21using NBi.Core.Sequence.Transformation;22using NBi.Core.Sequence;

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.