How to use Replace method of Telerik.JustMock.Core.Expressions.ExpressionReplacer class

Best JustMockLite code snippet using Telerik.JustMock.Core.Expressions.ExpressionReplacer.Replace

FluentHelper.cs

Source:FluentHelper.cs

...30		{31			var repo = MockingContext.CurrentRepository;32			var instanceParam = expression.Parameters[0];33			var instanceConstant = Expression.Constant(obj);34			var parameterlessBody = ExpressionReplacer.Replace(expression.Body, instanceParam, instanceConstant);35			var parameterlessArrangeStmt = Expression.Lambda(parameterlessBody);36			return repo.Arrange(parameterlessArrangeStmt, containerFactory);37		}38		private static void DoAssert(string message, object obj, Type objType, LambdaExpression expression, Args args, Occurs occurs)39		{40			var repo = MockingContext.CurrentRepository;41			Expression parameterlessArrangeStmt = null;42			if (expression != null)43			{44				var instanceParam = expression.Parameters[0];45				var instanceConstant = Expression.Constant(obj);46				var parameterlessBody = ExpressionReplacer.Replace(expression.Body, instanceParam, instanceConstant);47				parameterlessArrangeStmt = Expression.Lambda(parameterlessBody);48			}49			repo.Assert(message, obj, parameterlessArrangeStmt, args, occurs);50		}51		/// <summary>52		/// Setups the target call to act in a specific way.53		/// </summary>54		/// <typeparam name="T">Mock type</typeparam>55		/// <typeparam name="TResult">Return type for the target setup.</typeparam>56		/// <param name="obj">Target instance.</param>57		/// <param name="expression">Target expression.</param>58		/// <returns>59		/// Reference to <see cref="FuncExpectation{TResult}" /> to setup the mock.60		/// </returns>...

FunctionalSpecParser.cs

Source:FunctionalSpecParser.cs

...27		public static void ApplyFunctionalSpec<T>(T mock, Expression<Func<T, bool>> specExpr, IReturnArranger arranger)28		{29			try30			{31				var body = ExpressionReplacer.Replace(specExpr.Body, specExpr.Parameters[0], Expression.Constant(mock, typeof(T)));32				ApplySpecExpression(body, arranger);33			}34			catch (InvalidCastException ex)35			{36				throw new MockException("Incorrect functional spec expression format.", ex);37			}38		}39		private static void ApplySpecExpression(Expression expr, IReturnArranger arranger)40		{41			var asBinary = expr as BinaryExpression;42			if (asBinary != null)43			{44				ApplySpecExpression(asBinary, arranger);45				return;46			}47			if (expr.Type == typeof(bool))48			{49				Expression<Func<bool>> returnDelg = () => true;50				if (expr.NodeType == ExpressionType.Not)51				{52					expr = ((UnaryExpression)expr).Operand;53					returnDelg = () => false;54				}55				arranger.ArrangeReturn<bool>((Expression<Func<bool>>)Expression.Lambda(expr), returnDelg);56			}57		}58		private static void ApplySpecExpression(BinaryExpression expr, IReturnArranger arranger)59		{60			switch (expr.NodeType)61			{62				case ExpressionType.Equal:63					{64						var arrangement = expr.Left;65						// the expression may end with a boxing conversion, remove that66						while (arrangement.NodeType == ExpressionType.Convert)67							arrangement = ((UnaryExpression)arrangement).Operand;68						var action = expr.Right;69						ParameterExpression[] parameters = null;70						// if we're arranging a method, replace Param<T> with actual parameters71						if (arrangement is MethodCallExpression)72						{73							var methodCall = (MethodCallExpression)arrangement;74							var actionParameters = methodCall.Arguments.Select(arg => Expression.Parameter(arg.Type, "")).ToArray();75							bool madeReplacements = false;76							var actionWithParams = ExpressionReplacer.Replace(action,77								exp =>78								{79									var index = GetParamIndex(exp);80									return index != null;81								},82								exp =>83								{84									madeReplacements = true;85									var index = GetParamIndex(exp);86									Expression param = actionParameters[index.Value];87									if (param.Type != exp.Type)88									{89										if (exp.Type != typeof(string))90											param = Expression.Convert(param, exp.Type);91										else92											param = Expression.Call(param, typeof(object).GetMethod("ToString"));93									}94									return param;95								});96							if (madeReplacements)97							{98								action = actionWithParams;99								parameters = actionParameters;100							}101						}102						if (action.Type != arrangement.Type)103							action = Expression.Convert(action, arrangement.Type);104						var callPattern = (Expression<Func<object>>)Expression.Lambda(Expression.Convert(arrangement, typeof(object)));105						var returnLambda = Expression.Lambda(Expression.Convert(action, typeof(object)), parameters);106						arranger.ArrangeReturn(callPattern, returnLambda);107					}108					break;109				case ExpressionType.AndAlso:110					{...

ExpressionReplacer.cs

Source:ExpressionReplacer.cs

...15using System.Linq;16using System.Linq.Expressions;17namespace Telerik.JustMock.Core.Expressions18{19	internal class ExpressionReplacer : ExpressionVisitor20	{21		private Predicate<Expression> searchExpression;22		private Func<Expression, Expression> replaceExpression;23		public static Expression Replace(Expression source, Expression searchExpr, Expression replaceExpr)24		{25			return Replace(source, exp => Equals(exp, searchExpr), exp => replaceExpr);26		}27		public static Expression Replace(Expression source, Predicate<Expression> searchPred, Func<Expression, Expression> replaceFunc)28		{29			var replacer = new ExpressionReplacer { searchExpression = searchPred, replaceExpression = replaceFunc };30			return replacer.Visit(source);31		}32		public override Expression Visit(Expression exp)33		{34			return this.searchExpression(exp) ? this.replaceExpression(exp) : base.Visit(exp);35		}36	}37}...

Replace

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Telerik.JustMock;7using Telerik.JustMock.Core;8using Telerik.JustMock.Core.Expressions;9using Telerik.JustMock.Helpers;10{11    {12        public Class1()13        {14            Mock.Arrange(() => GetSomeValue()).Returns(1);15        }16        public int GetSomeValue()17        {18            return 0;19        }20    }21    {22        public Class2()23        {24            var class1 = new Class1();25            var class1Mock = Mock.Create(() => class1);26            var class1Expression = Mock.GetExpression(() => class1.GetSomeValue());27            var class1MockExpression = Mock.GetExpression(() => class1Mock.GetSomeValue());28            var class1MockReplacedExpression = ExpressionReplacer.Replace(class1Expression, class1MockExpression);29            Mock.Arrange(class1MockReplacedExpression).Returns(2);30        }31        public int GetSomeValue()32        {33            return 0;34        }35    }36}

Replace

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using Telerik.JustMock.Core;6{7    {8        static void Main(string[] args)9        {10            var mock = Mock.Create<ISomeInterface>();11            Mock.Arrange(() => mock.DoSomething(1)).Returns(1);12            Mock.Arrange(() => mock.DoSomething(2)).Returns(2);13            Console.WriteLine(mock.DoSomething(1));14            Console.WriteLine(mock.DoSomething(2));15            Mock.Replace(() => mock.DoSomething(1)).With(() => 3);16            Console.WriteLine(mock.DoSomething(1));17            Console.WriteLine(mock.DoSomething(2));18        }19    }20    {21        int DoSomething(int i);22    }23}24using System;25using System.Collections.Generic;26using System.Linq;27using System.Text;28using Telerik.JustMock.Core;29{30    {31        static void Main(string[] args)32        {33            var mock = Mock.Create<ISomeInterface>();34            Mock.Arrange(() => mock.DoSomething(1)).Returns(1);35            Mock.Arrange(() => mock.DoSomething(2)).Returns(2);36            Console.WriteLine(mock.DoSomething(1));37            Console.WriteLine(mock.DoSomething(2));38            mock.Replace(() => mock.DoSomething(1)).With(() => 3);39            Console.WriteLine(mock.DoSomething(1));40            Console.WriteLine(mock.DoSomething(2));41        }42    }43    {44        int DoSomething(int i);45    }46}47using System;48using System.Collections.Generic;49using System.Linq;50using System.Text;51using Telerik.JustMock.Core;52{53    {54        static void Main(string[] args)55        {56            var mock = Mock.Create<ISomeInterface>();57            Mock.Arrange(() => mock.DoSomething(1)).Returns(1);58            Mock.Arrange(() => mock.DoSomething(2)).Returns(2);59            Console.WriteLine(mock.DoSomething(1));60            Console.WriteLine(mock.Do

Replace

Using AI Code Generation

1using Telerik.JustMock.Core;2using Telerik.JustMock.Core.Expressions;3using System;4using System.Collections.Generic;5using System.Linq;6using System.Text;7using System.Threading.Tasks;8{9{10static void Main(string[] args)11{12var mock = Mock.Create<IFoo>();13Mock.Arrange(() => mock.Bar(1, "test")).Returns(1);14Mock.Assert(() => mock.Bar(1, "test"));15}16}17{18int Bar(int a, string b);19}20}21using Telerik.JustMock.Core;22using Telerik.JustMock.Core.Expressions;23using System;24using System.Collections.Generic;25using System.Linq;26using System.Text;27using System.Threading.Tasks;28{29{30static void Main(string[] args)31{32var mock = Mock.Create<IFoo>();33Mock.Arrange(() => mock.Bar(1, "test")).Returns(1);34Mock.Assert(() => mock.Bar(1, "test"));35}36}37{38int Bar(int a, string b);39}40}

Replace

Using AI Code Generation

1using Telerik.JustMock.Core.Expressions;2using Telerik.JustMock.Core;3using Telerik.JustMock;4using System;5using System.Linq.Expressions;6using System.Collections.Generic;7using System.Linq;8using System.Text;9using System.Threading.Tasks;10{11    {12        public virtual string TestMethod(string name)13        {14            return name;15        }16    }17    {18        public virtual string TestMethod(string name)19        {20            return name;21        }22    }23    {24        public virtual string TestMethod(string name)25        {26            return name;27        }28    }29    {30        public virtual string TestMethod(string name)31        {32            return name;33        }34    }35    {36        public virtual string TestMethod(string name)37        {38            return name;39        }40    }41    {42        public virtual string TestMethod(string name)43        {44            return name;45        }46    }47    {48        public virtual string TestMethod(string name)49        {50            return name;51        }52    }53    {54        public virtual string TestMethod(string name)55        {56            return name;57        }58    }59    {60        public virtual string TestMethod(string name)61        {62            return name;63        }64    }65    {66        public virtual string TestMethod(string name)67        {68            return name;69        }70    }71    {72        public virtual string TestMethod(string name)73        {74            return name;75        }76    }77    {78        public virtual string TestMethod(string name)79        {80            return name;81        }82    }83    {84        public virtual string TestMethod(string name)85        {86            return name;87        }88    }89    {90        public virtual string TestMethod(string name)91        {92            return name;93        }94    }95    {96        public virtual string TestMethod(string name)97        {98            return name;99        }100    }101    {102        public virtual string TestMethod(string name)103        {104            return name;105        }106    }107    {

Replace

Using AI Code Generation

1using Telerik.JustMock.Core.Expressions;2using System;3using System.Linq.Expressions;4{5    {6        public int TestMethod(int a, int b)7        {8            return a + b;9        }10    }11    {12        public int TestMethod1(int a, int b)13        {14            return a + b;15        }16    }17    {18        public int TestMethod2(int a, int b)19        {20            return a + b;21        }22    }23    {24        public int TestMethod3(int a, int b)25        {26            return a + b;27        }28    }29    {30        public int TestMethod4(int a, int b)31        {32            return a + b;33        }34    }35    {36        public int TestMethod5(int a, int b)37        {38            return a + b;39        }40    }41    {42        public int TestMethod6(int a, int b)43        {44            return a + b;45        }46    }47    {48        public int TestMethod7(int a, int b)49        {50            return a + b;51        }52    }53    {54        public int TestMethod8(int a, int b)55        {56            return a + b;57        }58    }59    {60        public int TestMethod9(int a, int b)61        {62            return a + b;63        }64    }65    {66        public int TestMethod10(int a, int b)67        {68            return a + b;69        }70    }71    {72        public int TestMethod11(int a, int b)73        {74            return a + b;75        }76    }77    {78        public int TestMethod12(int a, int b)79        {80            return a + b;81        }82    }83    {84        public int TestMethod13(int a, int b)85        {86            return a + b;87        }88    }89    {

Replace

Using AI Code Generation

1using Telerik.JustMock.Core.Expressions;2{3    {4        static void Main(string[] args)5        {6            var mock = Mock.Create<IRepository>();7            var expression = ExpressionReplacer.Replace(() => mock.Get(1), () => mock.Get(2));8            Mock.Arrange(expression).Returns(2);9            var result = mock.Get(1);10            Console.WriteLine(result);11        }12    }13    {14        int Get(int id);15    }16}

Replace

Using AI Code Generation

1using Telerik.JustMock.Core;2using Telerik.JustMock.Core.Expressions;3{4{5public int TestMethod()6{7return 1;8}9}10}11{12public void TestMethod1()13{14var replacer = new ExpressionReplacer();15var expression = replacer.Replace<TestClass>(x => x.TestMethod());16var testClass = Mock.Create<TestClass>();17Mock.Arrange(() => testClass.TestMethod()).Returns(2);18var result = expression.Compile().Invoke(testClass);19Assert.AreEqual(2, result);20}21}22using Telerik.JustMock.Core;23using Telerik.JustMock.Core.Expressions;24{25{26public int TestMethod()27{28return 1;29}30}31}32{33public void TestMethod1()34{35var replacer = new ExpressionReplacer();36var expression = replacer.Replace<TestClass1>(x => x.TestMethod());37var testClass = Mock.Create<TestClass1>();38Mock.Arrange(() => testClass.TestMethod()).Returns(2);39var result = expression.Compile().Invoke(testClass);40Assert.AreEqual(2, result);41}42}

Replace

Using AI Code Generation

1using System;2using System.Linq.Expressions;3using Telerik.JustMock.Core;4using Telerik.JustMock.Core.Expressions;5{6    {7        public static void Main()8        {9            Expression<Func<int, int, int>> expr = (a, b) => a + b + 1;10            Expression<Func<int, int, int>> newExpr = (a, b) => a + b + 2;11            Expression<Func<int, int, int>> replacedExpr = (Expression<Func<int, int, int>>)ExpressionReplacer.Replace(expr, newExpr);12            Console.WriteLine(replacedExpr.ToString());13        }14    }15}16using System;17using System.Linq.Expressions;18using Telerik.JustMock.Core;19using Telerik.JustMock.Core.Expressions;20{21    {22        public static void Main()23        {24            Expression<Func<int, int, int>> expr = (a, b) => a + b + 1;25            Expression<Func<int, int, int>> newExpr = (a, b) => a + b + 2;26            Expression<Func<int, int, int>> replacedExpr = (Expression<Func<int, int, int>>)ExpressionReplacer.Replace(expr, newExpr);27            Console.WriteLine(replacedExpr.ToString());28        }29    }30}31using System;32using System.Linq.Expressions;33using Telerik.JustMock.Core;34using Telerik.JustMock.Core.Expressions;35{36    {37        public static void Main()38        {39            Expression<Func<int, int, int>> expr = (a, b) => a + b + 1;40            Expression<Func<int, int, int>> newExpr = (a, b) => a + b + 2;41            Expression<Func<int, int, int>> replacedExpr = (Expression

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