Remove unnecessary test

test/lager_test_function_transform_error.erl

@@ -1,80 +0,0 @@
-%% -------------------------------------------------------------------
-%%
-%% Copyright (c) 2011-2017 Basho Technologies, Inc.
-%%
-%% This file is provided to you under the Apache License,
-%% Version 2.0 (the "License"); you may not use this file
-%% except in compliance with the License.  You may obtain
-%% a copy of the License at
-%%
-%%   http://www.apache.org/licenses/LICENSE-2.0
-%%
-%% Unless required by applicable law or agreed to in writing,
-%% software distributed under the License is distributed on an
-%% "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-%% KIND, either express or implied.  See the License for the
-%% specific language governing permissions and limitations
-%% under the License.
-%%
-%% -------------------------------------------------------------------
-
--module(lager_test_function_transform_error).
-
--compile([
-  {parse_transform, lager_transform}
-]).
-
--lager_function_transforms([
-  {returns_undefined, {not_real_module_fake, fake_not_real_function}}
-]).
-
--ifdef(TEST).
--include_lib("eunit/include/eunit.hrl").
--endif.
-
-setup() ->
-  error_logger:tty(false),
-  application:load(lager),
-  application:set_env(lager, handlers, [{lager_test_backend, info}]),
-  application:set_env(lager, error_logger_redirect, false),
-  application:unset_env(lager, traces),
-  lager:start(),
-  %% There is a race condition between the application start up, lager logging its own
-  %% start up condition and several tests that count messages or parse the output of
-  %% tests.  When the lager start up message wins the race, it causes these tests
-  %% which parse output or count message arrivals to fail.
-  %%
-  %% We introduce a sleep here to allow `flush' to arrive *after* the start up
-  %% message has been received and processed.
-  %%
-  %% This race condition was first exposed during the work on
-  %% 4b5260c4524688b545cc12da6baa2dfa4f2afec9 which introduced the lager
-  %% manager killer PR.
-  timer:sleep(5),
-  gen_event:call(lager_event, lager_test_backend, flush).
-
-cleanup(_) ->
-  catch ets:delete(lager_config), %% kill the ets config table with fire
-  application:stop(lager),
-  application:stop(goldrush),
-  error_logger:tty(true).
-
-transform_function_error_test_() ->
-  {foreach,
-    fun setup/0,
-    fun cleanup/1,
-    [
-      {"observe that there is nothing up my sleeve",
-        fun() ->
-          ?assertEqual(undefined, lager_test_backend:pop()),
-          ?assertEqual(0, lager_test_backend:count())
-        end
-      },
-      {"Testing a function transform for a undefined function errors",
-        fun() ->
-          ?assertError(undef, lager:warning("undefined message")),
-          ok
-        end
-      }
-    ]
-  }.