Join the 1-day Testing & QA Summit featuring 15+ Expert Speakers.Register for FREE! Join TestMu Conference

How to use ExpressionComparer method of Telerik.JustMock.Core.Expressions.ExpressionComparer class

Best JustMockLite code snippet using Telerik.JustMock.Core.Expressions.ExpressionComparer.ExpressionComparer

ExpressionComparer.cs

Source:ExpressionComparer.cs

...9{10	/// <summary>11	/// Compare two expressions to determine if they are equivalent12	/// </summary>13	internal class ExpressionComparer14	{15		ScopedDictionary<ParameterExpression, ParameterExpression> parameterScope;16		Func<object, object, bool> fnCompare;17		protected ExpressionComparer(18			ScopedDictionary<ParameterExpression, ParameterExpression> parameterScope,19			Func<object, object, bool> fnCompare20			)21		{22			this.parameterScope = parameterScope;23			this.fnCompare = fnCompare;24		}25		protected Func<object, object, bool> FnCompare26		{27			get { return this.fnCompare; }28		}29		public static bool AreEqual(Expression a, Expression b)30		{31			return AreEqual(null, a, b);32		}33		public static bool AreEqual(Expression a, Expression b, Func<object, object, bool> fnCompare)34		{35			return AreEqual(null, a, b, fnCompare);36		}37		public static bool AreEqual(ScopedDictionary<ParameterExpression, ParameterExpression> parameterScope, Expression a, Expression b)38		{39			return new ExpressionComparer(parameterScope, null).Compare(a, b);40		}41		public static bool AreEqual(ScopedDictionary<ParameterExpression, ParameterExpression> parameterScope, Expression a, Expression b, Func<object, object, bool> fnCompare)42		{43			return new ExpressionComparer(parameterScope, fnCompare).Compare(a, b);44		}45		protected virtual bool Compare(Expression a, Expression b)46		{47			if (a == b)48				return true;49			if (a == null || b == null)50				return false;51			if (a.NodeType != b.NodeType)52				return false;53			if (a.Type != b.Type)54				return false;55			switch (a.NodeType)56			{57				case ExpressionType.Negate:...

ValueMatcher.cs

Source:ValueMatcher.cs

...50			if (valueAsExpression != null && otherValueAsExpression != null)51			{52				valueAsExpression = ExpressionReducer.Reduce(valueAsExpression);53				otherValueAsExpression = ExpressionReducer.Reduce(otherValueAsExpression);54				return ExpressionComparer.AreEqual(valueAsExpression, otherValueAsExpression);55			}56			if (this.Value != null && valueMatcher.Value != null)57			{58				var thisType = this.Value.GetType();59				var otherType = valueMatcher.Value.GetType();60				var thisEnumerableType = thisType.GetImplementationOfGenericInterface(typeof(IEnumerable<>));61				var otherEnumerableType = otherType.GetImplementationOfGenericInterface(typeof(IEnumerable<>));62				if (thisEnumerableType != null63					&& thisEnumerableType == otherEnumerableType64					&& IsSystemCollection(thisType)65					&& IsSystemCollection(otherType))66				{67					var elementType = thisEnumerableType.GetGenericArguments()[0];68					var sequenceEqualsMethod = typeof(Enumerable).GetMethods()...

PredicateMatcher.cs

Source:PredicateMatcher.cs

...50		{51			var predicateMatcher = other as PredicateMatcher<T>;52			if (predicateMatcher == null)53				return false;54			return ExpressionComparer.AreEqual(predicateExpression, predicateMatcher.predicateExpression);55		}56		public override Expression ToExpression(Type argumentType)57		{58			return Expression.Call(null, typeof(PredicateMatcher<T>).GetMethod("Create"),59				Expression.Constant(predicateExpression));60		}61		[ArgMatcher(Matcher = typeof(PredicateMatcher<>))]62		public static T Create(Expression<Predicate<T>> expression)63		{64			throw new NotSupportedException();65		}66	}67}...

ExpressionComparer

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.Helpers;9using Telerik.JustMock.Core.Expressions;10{11    {12        static void Main(string[] args)13        {14            var mock = Mock.Create<ICalculator>();15            Mock.Arrange(() => mock.Add(1, 2)).Returns(3);16            var result = mock.Add(1, 2);17            Assert.AreEqual(3, result);18        }19    }20    {21        int Add(int a, int b);22    }23}24using System;25using System.Collections.Generic;26using System.Linq;27using System.Text;28using System.Threading.Tasks;29using Telerik.JustMock;30using Telerik.JustMock.Core;31using Telerik.JustMock.Helpers;32using Telerik.JustMock.Core.Expressions;33{34    {35        static void Main(string[] args)36        {37            var mock = Mock.Create<ICalculator>();38            Mock.Arrange(() => mock.Add(1, 2)).Returns(3);39            var result = mock.Add(1, 2);40            Assert.AreEqual(3, result);41        }42    }43    {44        int Add(int a, int b);45    }46}47using System;48using System.Collections.Generic;49using System.Linq;50using System.Text;51using System.Threading.Tasks;52using Telerik.JustMock;53using Telerik.JustMock.Core;54using Telerik.JustMock.Helpers;55using Telerik.JustMock.Core.Expressions;56{57    {58        static void Main(string[] args)59        {60            var mock = Mock.Create<ICalculator>();61            Mock.Arrange(() => mock.Add(1, 2)).Returns(3);62            var result = mock.Add(1, 2);63            Assert.AreEqual(3, result);

ExpressionComparer

Using AI Code Generation

1using System;2using System.Linq.Expressions;3using Telerik.JustMock.Core;4using Telerik.JustMock.Core.Expressions;5{6    {7        static void Main(string[] args)8        {9            Expression<Func<int, bool>> expr1 = x => x > 5;10            Expression<Func<int, bool>> expr2 = x => x > 5;11            Console.WriteLine(ExpressionComparer.ExpressionComparer.Equals(expr1, expr2));12        }13    }14}15using System;16using System.Linq.Expressions;17using Telerik.JustMock.Core;18using Telerik.JustMock.Core.Expressions;19{20    {21        static void Main(string[] args)22        {23            Expression<Func<int, bool>> expr1 = x => x > 5;24            Expression<Func<int, bool>> expr2 = x => x > 6;25            Console.WriteLine(ExpressionComparer.ExpressionComparer.Equals(expr1, expr2));26        }27    }28}29using System;30using System.Linq.Expressions;31using Telerik.JustMock.Core;32using Telerik.JustMock.Core.Expressions;33{34    {35        static void Main(string[] args)36        {37            Expression<Func<int, bool>> expr1 = x => x > 5;38            Expression<Func<int, bool>> expr2 = x => x > 5;39            Console.WriteLine(ExpressionComparer.ExpressionComparer.Equals(expr1, expr2));40        }41    }42}43using System;44using System.Linq.Expressions;45using Telerik.JustMock.Core;46using Telerik.JustMock.Core.Expressions;47{48    {49        static void Main(string[] args)50        {51            Expression<Func<int, bool>> expr1 = x => x > 5;52            Expression<Func<int, bool>> expr2 = x => x > 6;53            Console.WriteLine(ExpressionComparer.ExpressionComparer.Equals(expr1, expr2));54        }55    }56}

ExpressionComparer

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using Telerik.JustMock.Core;6using Telerik.JustMock.Core.Expressions;7{8    {9        public void TestMethod()10        {11            var mock = Mock.Create<TestClass>();12            Mock.Arrange(() => mock.TestMethod(Arg.IsAny<int>())).Returns(1);13            Mock.Arrange(() => mock.TestMethod(Arg.IsAny<string>())).Returns(2);14            Mock.Arrange(() => mock.TestMethod(Arg.IsAny<int>(), Arg.IsAny<string>())).Returns(3);15            Mock.Arrange(() => mock.TestMethod(Arg.IsAny<int>(), Arg.IsAny<int>())).Returns(4);16            Console.WriteLine("Test 1: " + mock.TestMethod(1));17            Console.WriteLine("Test 2: " + mock.TestMethod("1"));18            Console.WriteLine("Test 3: " + mock.TestMethod(1, "1"));19            Console.WriteLine("Test 4: " + mock.TestMethod(1, 1));20            Console.WriteLine("Test 5: " + mock.TestMethod(1, 1, "1"));21            Console.WriteLine("Test 6: " + mock.TestMethod(1, 1, 1));22            Console.WriteLine("Test 7: " + mock.TestMethod("1", "1", "1"));23            Console.WriteLine("Test 8: " + mock.TestMethod("1", "1", 1));24        }25    }26    {27        public int TestMethod(int a)28        {29            return 0;30        }31        public int TestMethod(string a)32        {33            return 0;34        }35        public int TestMethod(int a, string b)36        {37            return 0;38        }39        public int TestMethod(int a, int b)40        {41            return 0;42        }43    }44}

ExpressionComparer

Using AI Code Generation

1using System;2using System.Linq.Expressions;3using Telerik.JustMock.Core.Expressions;4{5    {6        static void Main(string[] args)7        {8            Expression<Func<int, bool>> lambda1 = x => x > 5;9            Expression<Func<int, bool>> lambda2 = x => x > 5;10            Console.WriteLine("Are lambda expressions equal? " + ExpressionComparer.ExpressionComparer.AreEquivalent(lambda1, lambda2));11        }12    }13}14using System;15using System.Linq.Expressions;16using Telerik.JustMock.Core.Expressions;17{18    {19        static void Main(string[] args)20        {21            Expression<Func<int, bool>> lambda1 = x => x > 5;22            Expression<Func<int, bool>> lambda2 = x => x > 5;23            Console.WriteLine("Are lambda expressions equal? " + ExpressionComparer.ExpressionComparer.AreEquivalent(lambda1, lambda2));24        }25    }26}27using System;28using System.Linq.Expressions;29using Telerik.JustMock.Core.Expressions;30{31    {32        static void Main(string[] args)33        {34            Expression<Func<int, bool>> lambda1 = x => x > 5;35            Expression<Func<int, bool>> lambda2 = x => x > 5;36            Console.WriteLine("Are lambda expressions equal? " + ExpressionComparer.ExpressionComparer.AreEquivalent(lambda1, lambda2));37        }38    }39}

ExpressionComparer

Using AI Code Generation

1using Telerik.JustMock.Core.Expressions;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Linq.Expressions;6using System.Text;7using System.Threading.Tasks;8{9   {10      static void Main(string[] args)11      {12         Expression<Func<int, int, int>> e1 = (x, y) => x + y;13         Expression<Func<int, int, int>> e2 = (x, y) => x + y;14         Console.WriteLine(ExpressionComparer.ExpressionComparer.AreEquivalent(e1, e2));15      }16   }17}18AreEquivalent(Expression, Expression)

ExpressionComparer

Using AI Code Generation

1using System;2using System.Linq.Expressions;3using Telerik.JustMock.Core;4{5    {6        public static void Main()7        {8            Expression<Func<int, int, int>> expression = (a, b) => a + b;9            Expression<Func<int, int, int>> expression2 = (a, b) => a + b;10            var result = ExpressionComparer.AreEqual(expression, expression2);11            Console.WriteLine(result);12        }13    }14}15ExpressionComparer.AreEqual Method (Expression, Expression, ExpressionComparerOptions)16ExpressionComparer.AreEqual Method (Expression, Expression, ExpressionComparerOptions, ExpressionComparerOptions)17ExpressionComparer.AreEqual Method (Expression, Expression, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions)18ExpressionComparer.AreEqual Method (Expression, Expression, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions)19ExpressionComparer.AreEqual Method (Expression, Expression, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions)20ExpressionComparer.AreEqual Method (Expression, Expression, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions)21ExpressionComparer.AreEqual Method (Expression, Expression, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions)22ExpressionComparer.AreEqual Method (Expression, Expression, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions, ExpressionComparerOptions)23ExpressionComparer.AreEqual Method (Expression, Expression, Expr

ExpressionComparer

Using AI Code Generation

1using System;2using System.Linq.Expressions;3using Telerik.JustMock.Core;4using Telerik.JustMock.Core.Expressions;5{6    static void Main()7    {8        Expression<Func<int, int, int>> expr1 = (a, b) => a + b;9        Expression<Func<int, int, int>> expr2 = (a, b) => a + b;10        Console.WriteLine(ExpressionComparer.ExpressionComparer.Compare(expr1, expr2));11    }12}13using System;14using System.Linq.Expressions;15using Telerik.JustMock.Core;16using Telerik.JustMock.Core.Expressions;17{18    static void Main()19    {20        Expression<Func<int, int>> expr1 = a => a;21        Expression<Func<int, int>> expr2 = a => a;22        Console.WriteLine(ExpressionComparer.ExpressionComparer.Compare(expr1, expr2));23    }24}25using System;26using System.Linq.Expressions;27using Telerik.JustMock.Core;28using Telerik.JustMock.Core.Expressions;29{30    static void Main()31    {32        Expression<Func<int, int, int>> expr1 = (a, b) => a + b;33        Expression<Func<int, int, int>> expr2 = (a, b) => a + b;34        Console.WriteLine(ExpressionComparer.ExpressionComparer.Compare(expr1, expr2));35    }36}37using System;38using System.Linq.Expressions;39using Telerik.JustMock.Core;40using Telerik.JustMock.Core.Expressions;41{42    static void Main()43    {44        Expression<Func<int, int, int>> expr1 = (a, b) => a + b;45        Expression<Func<int, int, int>> expr2 = (a, b) => a + b;46        Console.WriteLine(ExpressionComparer.ExpressionComparer.Compare(expr1, expr2));47    }48}49using System;

ExpressionComparer

Using AI Code Generation

1using System;2using System.Collections.Generic;3using Telerik.JustMock.Core;4using Telerik.JustMock.Core.Expressions;5using Telerik.JustMock.Helpers;6using Telerik.JustMock.Expectations;7using System.Linq;8using System.Linq.Expressions;9using System.Text;10{11    {

ExpressionComparer

Using AI Code Generation

1using System;2using System.Linq.Expressions;3using Telerik.JustMock.Core.Expressions;4{5    public static bool CompareExpressions(Expression first, Expression second)6    {7        return ExpressionComparer.ExpressionComparer.CompareExpressions(first, second);8    }9}10using System;11using System.Linq.Expressions;12using Telerik.JustMock.Core.Expressions;13{14    public static bool CompareExpressions(Expression first, Expression second)15    {16        return Telerik.JustMock.Core.Expressions.ExpressionComparer.CompareExpressions(first, second);17    }18}19Expression<Func<int, int, int>> first = (a, b) => a + b;20Expression<Func<int, int, int>> second = (a, b) => a + b;21bool areEqual = Telerik.JustMock.Core.Expressions.ExpressionComparer.CompareExpressions(first, second);

ExpressionComparer

Using AI Code Generation

1using Telerik.JustMock.Core.Expressions;2using System.Linq.Expressions;3{4  public void Method()5  {6    Expression<Func<string, bool>> expression = x => x == "string";7    Expression<Func<string, bool>> expression2 = x => x == "string";8    bool result = ExpressionComparer.Instance.Equals(expression, expression2);9  }10}11using Telerik.JustMock.Core.Expressions;12using System.Linq.Expressions;13{14  public void Method()15  {16    Expression<Func<string, bool>> expression = x => x == "string";17    Expression<Func<string, bool>> expression2 = x => x == "string";18    bool result = ExpressionComparer.Instance.Equals(expression, expression2);19  }20}

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.