public void CallOneParameterStaticMethod() { Expression <Action> lambda = () => ClassWithMethods.OneParameterStaticMethod("foo"); var methodCallExpression = (MethodCallExpression)lambda.Body; QUnit.AreEqual(methodCallExpression.Method.Name, "OneParameterStaticMethod"); var argument = (ConstantExpression)methodCallExpression.Arguments[0]; QUnit.AreEqual(argument.Value, "foo"); }