anchor.diff:       {copy, "../../rebar", "rebar"},
   
        %% B application
  -     {create, "repo/b/ebin/b.app", app(b)},
  +     {create, "repo/b/ebin/b.app", app(b, [])},
        {copy, "b.rebar.config", "repo/b/rebar.config"},
        {copy, "b.hrl", "repo/b/include/b.hrl"},
   
        %% C application
  -     {create, "repo/c/ebin/c.app", app(c)},
  +     {create, "repo/c/ebin/c.app", app(c, [])},
        {copy, "c.hrl", "repo/c/include/c.hrl"}
       ].
   
  
positive.code: %%
  %% Generate the contents of a simple .app file
  %%
  app(Name) ->
      App = {application, Name,
             [{description, atom_to_list(Name)},
              {vsn, "1"},
              {modules, []},
              {registered, []},
              {applications, [kernel, stdlib]}]},
      io_lib:format("~p.\n", [App]).
  
negative.code: files() ->
      [
       %% A1 application
       {create, "apps/a1/ebin/a1.app", app(a1, [a1])},
       {copy, "a.rebar.config", "apps/a1/rebar.config"},
       {template, "a.erl", "apps/a1/src/a1.erl", dict:from_list([{module, a1}])},
  
       %% A2 application
       {create, "apps/a2/ebin/a2.app", app(a2, [a2])},
       {copy, "a.rebar.config", "apps/a2/rebar.config"},
       {template, "a.erl", "apps/a2/src/a2.erl", dict:from_list([{module, a2}])},
  
  