AsmResolver.Tests.Net.MsilAssemblerTests.VariablesTest C# (CSharp) Метод

        public void VariablesTest()
        {
            // set up temp assembly.
            var assembly = Utilities.CreateTempNetAssembly();
            var typeSystem = assembly.NetDirectory.MetadataHeader.TypeSystem;
            var tableStream = assembly.NetDirectory.MetadataHeader.GetStream<TableStream>();
            var methodTable = tableStream.GetTable<MethodDefinition>();
            var signatureTable = tableStream.GetTable<StandAloneSignature>();

            var variable = new VariableSignature(typeSystem.String);
            var variable2 = new VariableSignature(typeSystem.Int32);

            // create localvarsig.
            var localVarSig = new LocalVariableSignature();
            localVarSig.Variables.Add(variable);
            localVarSig.Variables.Add(variable2);
            var signature = new StandAloneSignature(localVarSig);
            signatureTable.Add(signature);

            // write code.
            var body = methodTable[0].MethodBody;
            body.Signature = signature;

            body.Instructions.Clear();
            body.Instructions.Add(MsilInstruction.Create(MsilOpCodes.Ldloc, variable));
            body.Instructions.Add(MsilInstruction.Create(MsilOpCodes.Pop));
            body.Instructions.Add(MsilInstruction.Create(MsilOpCodes.Ldloc, variable2));
            body.Instructions.Add(MsilInstruction.Create(MsilOpCodes.Pop));
            body.Instructions.Add(MsilInstruction.Create(MsilOpCodes.Ret));

            // build and validate.
            assembly = Utilities.RebuildNetAssembly(assembly, true);
            methodTable = assembly.NetDirectory.MetadataHeader.GetStream<TableStream>().GetTable<MethodDefinition>();
            var newBody = methodTable[0].MethodBody;

            Assert.IsNotNull(newBody.Signature);
            Assert.IsInstanceOfType(newBody.Signature.Signature, typeof(LocalVariableSignature));

            var newLocalVarSig = (LocalVariableSignature)newBody.Signature.Signature;
            Assert.AreEqual(localVarSig.Variables.Count, newLocalVarSig.Variables.Count);

            for (int i = 0; i < localVarSig.Variables.Count; i++)
                Utilities.ValidateType(localVarSig.Variables[i].VariableType, newLocalVarSig.Variables[i].VariableType);

            Assert.IsInstanceOfType(newBody.Instructions[0].Operand, typeof(VariableSignature));
            Utilities.ValidateType(variable.VariableType,
                ((VariableSignature)newBody.Instructions[0].Operand).VariableType);

            Assert.IsInstanceOfType(newBody.Instructions[2].Operand, typeof(VariableSignature));
            Utilities.ValidateType(variable2.VariableType,
                ((VariableSignature)newBody.Instructions[2].Operand).VariableType);
        }