install test deps to separate directory

src/rebar_fetch.erl

@@ -59,7 +59,12 @@ needs_update(AppDir, Source) ->
         {error, _}=Error ->
             Error;
         Module ->
-            Module:needs_update(AppDir, Source)
+            try
+                Module:needs_update(AppDir, Source)
+            catch
+                _:_ ->
+                    true
+            end
     end.
 
 get_resource_type({Type, Location, _}) ->

src/rebar_prv_test_deps.erl

@@ -9,7 +9,9 @@
 -include("rebar.hrl").
 
 -define(PROVIDER, test_deps).
--define(DEPS, [install_deps]).
+-define(DEPS, []).
+
+-define(DEFAULT_TEST_DEPS_DIR, "_tdeps").
 
 %% ===================================================================
 %% Public API
@@ -17,13 +19,11 @@
 
 -spec init(rebar_state:t()) -> {ok, rebar_state:t()}.
 init(State) ->
-    Providers = rebar_state:providers(State),
-    CompileProvider = providers:get_provider(compile, Providers),
     State1 = rebar_state:add_provider(State, providers:create([{name, ?PROVIDER},
                                                                {module, ?MODULE},
                                                                {bare, true},
                                                                {deps, ?DEPS},
-                                                               {hooks, {[], [CompileProvider]}},
+                                                               {hooks, {[], []}},
                                                                {example, undefined},
                                                                {short_desc, "Install dependencies needed only for testing."},
                                                                {desc, ""},
@@ -37,19 +37,18 @@ do(State) ->
     Names = [ec_cnv:to_binary(element(1, Dep)) || Dep <- TestDeps],
     ProjectApps1 = [rebar_app_info:deps(A, Names) || A <- ProjectApps],
 
-    {ok, State1} = rebar_prv_install_deps:handle_deps(State, TestDeps),
-    AllDeps = rebar_state:get(State1, all_deps, []),
+    TestDepsDir = rebar_state:get(State, test_deps_dir, ?DEFAULT_TEST_DEPS_DIR),
+    DepsDir = rebar_state:get(State, deps_dir, ?DEFAULT_DEPS_DIR),
+    State1 = rebar_state:set(State, deps_dir, TestDepsDir),
+    {ok, State2} = rebar_prv_install_deps:handle_deps(State1, TestDeps),
+    AllDeps = rebar_state:get(State2, all_deps, []),
+    State3 = rebar_state:set(State2, deps_dir, DepsDir),
 
     case rebar_topo:sort_apps(ProjectApps1++AllDeps) of
         {ok, Sort} ->
-            _ToBuild = lists:dropwhile(fun rebar_app_info:valid/1, Sort),
-            %% lists:foreach(fun(AppInfo) ->
-            %%                       AppDir = rebar_app_info:dir(AppInfo),
-            %%                       C = rebar_config:consult(AppDir),
-            %%                       S = rebar_state:new(State1, C, AppDir),
-            %%                       rebar_prv_compile:build(S, AppInfo)
-            %%               end, ToBuild),
-            {ok, State1};
+            ToBuild = lists:dropwhile(fun rebar_app_info:valid/1, Sort -- ProjectApps1),
+            State4 = rebar_state:set(State3, deps_to_build, ToBuild),
+            {ok, State4};
         {error, Error} ->
             {error, Error}
     end.

src/rebar_utils.erl

@@ -135,7 +135,7 @@ sh(Command0, Options0) ->
     ?DEBUG("sh info:\n\tcwd: ~p\n\tcmd: ~s\n", [get_cwd(), Command0]),
     ?DEBUG("\topts: ~p\n", [Options0]),
 
-    DefaultOptions = [{use_stdout, false}, abort_on_error],
+    DefaultOptions = [{use_stdout, false}, debug_and_abort_on_error],
     Options = [expand_sh_flag(V)
                || V <- proplists:compact(Options0 ++ DefaultOptions)],
 
@@ -359,9 +359,9 @@ expand_sh_flag(return_on_error) ->
 expand_sh_flag({abort_on_error, Message}) ->
     {error_handler,
      log_msg_and_abort(Message)};
-expand_sh_flag(abort_on_error) ->
+expand_sh_flag(debug_and_abort_on_error) ->
     {error_handler,
-     fun log_and_abort/2};
+     fun debug_and_abort/2};
 expand_sh_flag(use_stdout) ->
     {output_handler,
      fun(Line, Acc) ->
@@ -385,11 +385,12 @@ log_msg_and_abort(Message) ->
             ?ABORT(Message, [])
     end.
 
--spec log_and_abort(string(), {integer(), string()}) -> no_return().
-log_and_abort(Command, {Rc, Output}) ->
-    ?ABORT("sh(~s)~n"
-           "failed with return code ~w and the following output:~n"
-           "~s~n", [Command, Rc, Output]).
+-spec debug_and_abort(string(), {integer(), string()}) -> no_return().
+debug_and_abort(Command, {Rc, Output}) ->
+    ?DEBUG("sh(~s)~n"
+          "failed with return code ~w and the following output:~n"
+          "~s~n", [Command, Rc, Output]),
+    throw(rebar_abort).
 
 sh_loop(Port, Fun, Acc) ->
     receive