function verify_pmlsm_ansys_integration
% Verify the persisted PMLSM-to-AEDT integration without manual path setup.

projectDir = fileparts(mfilename('fullpath'));
modelDir = fullfile(projectDir, 'LEM_slx');
modelFile = fullfile(modelDir, 'PMLSM.slx');
artifactDir = fullfile(projectDir, 'analysis_artifacts');
cacheDir = fullfile(artifactDir, 'pmlsm_verify_cache');
codeDir = fullfile(artifactDir, 'pmlsm_verify_codegen');
if ~isfolder(cacheDir)
    mkdir(cacheDir);
end
if ~isfolder(codeDir)
    mkdir(codeDir);
end

addpath(modelDir, '-begin');
Simulink.fileGenControl('set', 'CacheFolder', cacheDir, ...
    'CodeGenFolder', codeDir, 'createDir', true);

fprintf('ANSOFT_BEFORE_LOAD\t%s\n', which('AnsoftSFunction'));
load_system(modelFile);
closeModel = onCleanup(@() close_system('PMLSM', 0));
fprintf('PERSISTED_USER_DATA\t%s\n', get_param('PMLSM/S-Function', 'UserData'));
fprintf('PERSISTED_INIT_FCN\t%s\n', get_param('PMLSM', 'InitFcn'));

in = Simulink.SimulationInput('PMLSM');
in = in.setModelParameter('StopTime', '0.001', 'SimulationMode', 'normal');
try
    out = sim(in);
catch ME
    fprintf('VERIFY_STATUS\tFAIL\n');
    fprintf('ERROR_ID\t%s\n', ME.identifier);
    if evalin('base', 'exist(''Simulink_Coupling_Error'', ''var'')')
        fprintf('COUPLING_ERROR\t%s\n', ...
            string(evalin('base', 'Simulink_Coupling_Error')));
    end
    rethrow(ME);
end

fprintf('ANSOFT_AFTER_INIT\t%s\n', which('AnsoftSFunction'));
fprintf('VERIFY_STATUS\tPASS\n');
fprintf('VERIFY_OUTPUTS\t%s\n', strjoin(who(out), ', '));
end