anchor.diff:                  N <- ModuleBeamFiles]
       end.
   
  -get_coverage_modules(AllModules, Modules, QualifiedTests) ->
  +get_matching_modules(AllModules, Modules, QualifiedTests) ->
       ModuleFilterMapper =
           fun({M, _}) ->
                   case lists:member(M, AllModules) of
  
positive.code:     {Tests, QualifiedTests} = get_qualified_and_unqualified_tests(Config),
      Modules = get_test_modules(SelectedSuites, Tests,
                                 QualifiedTests, ModuleBeamFiles),
      CoverageModules = get_coverage_modules(AllModules, Modules, QualifiedTests),
      MatchedTests = get_matching_tests(Modules, Tests, QualifiedTests),
      {MatchedTests, CoverageModules}.
  
  %%
  %% == get suites specified via 'suites' option ==
  
negative.code: 
      %% Get matching tests and modules
      AllModules = [rebar_utils:beam_to_mod(?EUNIT_DIR, N) || N <- AllBeamFiles],
      {Tests, FilteredModules} =
          get_tests_and_modules(Config, ModuleBeamFiles, AllModules),
  
      SrcModules = [rebar_utils:erl_to_mod(M) || M <- SrcErls],
  