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

Copied to Clipboard!

How to use NCalcScalarResolverArgs class of NBi.Core.Scalar.Resolver package

Best NBi code snippet using NBi.Core.Scalar.Resolver.NCalcScalarResolverArgs

NCalcScalarResolverTest.cs

Source:NCalcScalarResolverTest.cs

...17            using (var dt = new DataTable())18            {19                var row = dt.NewRow();20                var context = new Context(null);21                var args = new NCalcScalarResolverArgs("1+1", context);22                context.Switch(row);23                var resolver = new NCalcScalarResolver<object>(args);24                var output = resolver.Execute();25                Assert.That(output, Is.EqualTo(2));26            }27        }28        [Test]29        public void Instantiate_WithRowValuesBasedOnNames_CorrectComputation()30        {31            using (var dt = new DataTable())32            {33                dt.Columns.Add("a", typeof(int));34                dt.Columns.Add("b", typeof(int));35                dt.Columns.Add("c", typeof(int));36                var row = dt.NewRow();37                var context = new Context(null);38                row.ItemArray = new object[] { 2, 5, 3 };39                var args = new NCalcScalarResolverArgs("a*Max(b, c)-2", context);40                context.Switch(row);41                var resolver = new NCalcScalarResolver<object>(args);42                var output = resolver.Execute();43                Assert.That(output, Is.EqualTo(2*Math.Max(5,3)-2));44            }45        }46        [Test]47        public void Instantiate_WithRowValuesBasedOnBracketNames_CorrectComputation()48        {49            using (var dt = new DataTable())50            {51                dt.Columns.Add("a", typeof(int));52                dt.Columns.Add("b", typeof(int));53                dt.Columns.Add("c", typeof(int));54                var row = dt.NewRow();55                row.ItemArray = new object[] { 2, 5, 3 };56                var context = new Context(null);57                var args = new NCalcScalarResolverArgs("[a]*Max([b], [c])-2", context);58                context.Switch(row);59                var resolver = new NCalcScalarResolver<object>(args);60                var output = resolver.Execute();61                Assert.That(output, Is.EqualTo(2 * Math.Max(5, 3) - 2));62            }63        }64        [Test]65        public void Instantiate_WithRowValuesBasedOnOrdinals_CorrectComputation()66        {67            using (var dt = new DataTable())68            {69                dt.Columns.Add("a", typeof(int));70                dt.Columns.Add("b", typeof(int));71                dt.Columns.Add("c", typeof(int));72                var row = dt.NewRow();73                row.ItemArray = new object[] { 2, 5, 3 };74                var context = new Context(null);75                var args = new NCalcScalarResolverArgs("[#0]*Max([#1], [#2])-2", context);76                context.Switch(row);77                var resolver = new NCalcScalarResolver<object>(args);78                var output = resolver.Execute();79                Assert.That(output, Is.EqualTo(2 * Math.Max(5, 3) - 2));80            }81        }82        [Test]83        public void Instantiate_WithRowValuesBasedOnOrdinalsAndVariable_CorrectComputation()84        {85            using (var dt = new DataTable())86            {87                dt.Columns.Add("a", typeof(int));88                dt.Columns.Add("b", typeof(int));89                dt.Columns.Add("c", typeof(int));90                var row = dt.NewRow();91                row.ItemArray = new object[] { 2, 5, 3 };92                var context = new Context(new Dictionary<string, IVariable> { { "myVar", new GlobalVariable(new LiteralScalarResolver<decimal>(10)) } });93                var args = new NCalcScalarResolverArgs("[#0]*Max([#1], [#2])-[@myVar]", context);94                context.Switch(row);95                var resolver = new NCalcScalarResolver<object>(args);96                var output = resolver.Execute();97                Assert.That(output, Is.EqualTo(2 * Math.Max(5, 3) - 10));98            }99        }100    }101}...

NCalcScalarResolver.cs

Source:NCalcScalarResolver.cs

...12namespace NBi.Core.Scalar.Resolver13{14    class NCalcScalarResolver<T> : IScalarResolver<T>15    {16        private NCalcScalarResolverArgs Args { get; }17        public NCalcScalarResolver(NCalcScalarResolverArgs args)18            => Args = args;19        public T Execute()20        {21            var exp = new NCalc.Expression(Args.Code);22            var factory = new ColumnIdentifierFactory();23            exp.EvaluateParameter += delegate (string name, NCalc.ParameterArgs args)24            {25                args.Result = name.StartsWith("@")26                    ? Args.Context.Variables[name.Substring(1, name.Length - 1)].GetValue()27                    : GetValueFromRow(Args.Context.CurrentRow, factory.Instantiate(name));28            };29            var rawValue = exp.Evaluate();30            return (T)Convert.ChangeType(rawValue, typeof(T));31        }...

NCalcScalarResolverArgs.cs

Source:NCalcScalarResolverArgs.cs

...6using System.Threading.Tasks;7using NBi.Core.Variable;8namespace NBi.Core.Scalar.Resolver9{10    class NCalcScalarResolverArgs : IScalarResolverArgs11    {12        public string Code { get; }13        public Context Context { get; }14        public NCalcScalarResolverArgs(string code, Context context)15         => (Code, Context) = (code, context);16    }17}...

NCalcScalarResolverArgs

Using AI Code Generation

1using NBi.Core.Scalar.Resolver;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            NCalcScalarResolverArgs ncalcScalarResolverArgs = new NCalcScalarResolverArgs();12            ncalcScalarResolverArgs.Expression = "1+2";13            ncalcScalarResolverArgs.Format = "decimal";14            ncalcScalarResolverArgs.Culture = "en-US";15            NCalcScalarResolver ncalcScalarResolver = new NCalcScalarResolver(ncalcScalarResolverArgs);16            Console.WriteLine(ncalcScalarResolver.Execute());17            Console.ReadLine();18        }19    }20}21using NBi.Core.Scalar.Resolver;22using System;23using System.Collections.Generic;24using System.Linq;25using System.Text;26using System.Threading.Tasks;27{28    {29        static void Main(string[] args)30        {31            NCalcScalarResolverArgs ncalcScalarResolverArgs = new NCalcScalarResolverArgs();32            ncalcScalarResolverArgs.Expression = "1+2";33            ncalcScalarResolverArgs.Format = "decimal";34            ncalcScalarResolverArgs.Culture = "en-US";35            NCalcScalarResolver ncalcScalarResolver = new NCalcScalarResolver(ncalcScalarResolverArgs);36            Console.WriteLine(ncalcScalarResolver.Execute());37            Console.ReadLine();38        }39    }40}41using NBi.Core.Scalar.Resolver;42using System;43using System.Collections.Generic;44using System.Linq;45using System.Text;46using System.Threading.Tasks;47{48    {49        static void Main(string[] args)50        {51            NCalcScalarResolverArgs ncalcScalarResolverArgs = new NCalcScalarResolverArgs();52            ncalcScalarResolverArgs.Expression = "1+2";53            ncalcScalarResolverArgs.Format = "decimal";54            ncalcScalarResolverArgs.Culture = "en-US";55            NCalcScalarResolver ncalcScalarResolver = new NCalcScalarResolver(ncalcScalarResolverArgs);

NCalcScalarResolverArgs

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using NBi.Core.Scalar.Resolver;7using System.Data;8{9    {10        static void Main(string[] args)11        {12            NCalcScalarResolverArgs nCalcScalarResolverArgs = new NCalcScalarResolverArgs();13            nCalcScalarResolverArgs.Expression = "1+1";14            NCalcScalarResolver nCalcScalarResolver = new NCalcScalarResolver(nCalcScalarResolverArgs);15            var result = nCalcScalarResolver.Execute();16            Console.WriteLine(result);17            Console.ReadKey();18        }19    }20}21using System;22using System.Collections.Generic;23using System.Linq;24using System.Text;25using System.Threading.Tasks;26using NBi.Core.Scalar.Resolver;27using System.Data;28{29    {30        static void Main(string[] args)31        {32            NCalcScalarResolverArgs nCalcScalarResolverArgs = new NCalcScalarResolverArgs();33            nCalcScalarResolverArgs.Expression = "1+1";34            nCalcScalarResolverArgs.Variables = new Dictionary<string, object>()35            {36                { "a", 1 },37                { "b", 2 }38            };39            NCalcScalarResolver nCalcScalarResolver = new NCalcScalarResolver(nCalcScalarResolverArgs);40            var result = nCalcScalarResolver.Execute();41            Console.WriteLine(result);42            Console.ReadKey();43        }44    }45}

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.