public void TestEmitConstructorInfo()
{
var c = new ILEngineUnitTestModel(0);
var cType = c.GetType();
var cMethod = cType.GetConstructor(Type.EmptyTypes);
var cResult = cMethod.Invoke(null);
Assert.IsNotNull(cMethod);
var expected = c;
var builder = new ILInstructionBuilder();
builder.Write(OpCodes.Newobj, cMethod);
builder.Write(OpCodes.Ret);
var ilMethod = new ILMethod(MethodBase.GetCurrentMethod().Name, expected.GetType());
ilMethod.AddInstructions(builder.Instructions.ToArray());
ilMethod.Module = cType.GetType().Module;
var method = ilMethod.Compile();
var actual = method.Invoke(null, null);
Assert.IsTrue((ILEngineUnitTestModel)actual == expected, $"Actual: {actual}\r\nExpected:{expected}");
}
public void TestEmitMethod()
{
var c = new ILEngineUnitTestModel(1);
var cType = c.GetType();
var cMethod = cType.GetMethod(nameof(c.GetValue));
var expected = c.Value;
var builder = new ILInstructionBuilder();
builder.Write(OpCodes.Ldarg_0);
builder.Write(OpCodes.Call, cMethod.MetadataToken);
builder.Write(OpCodes.Ret);
var frame = ILStackFrameBuilder.Build(builder.Instructions);
frame.SetResolver(this.GetType());
frame.Args = new object[] { c };
frame.Execute();
var ilMethod = new ILMethod(MethodBase.GetCurrentMethod().Name, expected.GetType());
ilMethod.AddParameters(new[] { cType });
ilMethod.AddInstructions(builder.Instructions.ToArray());
ilMethod.Module = this.GetType().Module;
var method = ilMethod.Compile();
var actual = method.Invoke(null, new object[] { c });
Assert.IsTrue((int)actual == expected, $"Actual: {actual}\r\nExpected:{expected}");
}
