Forgot to add tests for the message instructions so went back to the testgroup to add them and found out, that the tests for illegal overrides returned 97.1 and not what .Message and .Object raise, namely 93.957 (receiver class not a subclass of override object) and 88.914 (SCOPE must be instance of class Class).

Instead of having 97.1 (object method not found), which does not point at the reason I would like a message instructions to report an error with the override explicitly. Of course, the tests depend on whether 97.1 or 93.957 gets reported.

To do so I intend to add this:

   Index: interpreter/expression/ExpressionMessage.cpp
   ===================================================================
   --- interpreter/expression/ExpressionMessage.cpp        (revision 12394)
   +++ interpreter/expression/ExpressionMessage.cpp        (working copy)
   @@ -162,6 +162,8 @@
         if (super != OREF_NULL)
         {
             _super = (RexxClass *)super->evaluate(context, stack);
   +        // validate the starting scope
   +        _target->validateScopeOverride(_super);
             // we send the message using the stack, which
             // expects to find the target and the arguments
             // on the stack, but not the super.  We need to
   Index: interpreter/instructions/MessageInstruction.cpp
   ===================================================================
   --- interpreter/instructions/MessageInstruction.cpp     (revision 12394)
   +++ interpreter/instructions/MessageInstruction.cpp     (working copy)
   @@ -161,6 +161,8 @@
         {
             // get the superclass target
             _super = (RexxClass *)super->evaluate(context, stack);
   +        // validate the starting scope
   +        _target->validateScopeOverride(_super);
             // we send the message using the stack, which
             // expects to find the target and the arguments
             // on the stack, but not the super.  We need to

Maybe a test whether _super is an instance of class Class should be carried out first to become able to also raise 88.914? If so, what would be the easiest way to do so?

Am I missing something else? Are there any objections?

---rony


On 17.05.2022 14:03, Rick McGuire wrote:
I repeat, these are not acceptable tests. Please make the appropriate corrections to them. Turn these into actual functional tests, otherwise they have no real purpose.

Rick

On Tue, May 17, 2022 at 8:01 AM Rony G. Flatscher <rony.flatsc...@wu.ac.at> 
wrote:

    On 17.05.2022 13:37, Rick McGuire wrote:
    This is not an acceptable way to fix these tests. Just removing the 
expected error and adding
    a totally unnecessary tautological assertion is not enough. These tests 
need to also verify
    that the correct method has been invoked by checking the return value from 
the method call.

    Two remarks:

      * There were existing tests that expected an error, if the override was 
not done to a
        message to self. These tests would now fail as these overrides are 
allowed. So removing
        the expected error turns the test into the opposite, testing whether an 
override is
        accepted and carried out. If the override takes place successfully 
assertTrue(.true) is
        used to increase the success assertion counter, otherwise the test 
suite would not be able
        to increase that counter anymore.

      * Ad testing whether the overrides work correctly, i.e. invoking the 
expected methods, these
        tests are the ones that I added explicitly, such that this aspect gets 
tested as well for
        send, sendWith, start, startWith for both, the .Message and the .Object 
classes. If you
        look up these test groups you will see that the tests include override 
tests for
        mixinclasses where the results of the invoked messages get tested for 
correctness. It may
        be the case that I am missing some tests, if so, please advise.

    ---rony
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