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%%% TODO: check that warnings are appearing
-module(rebar_deps_SUITE).
-compile(export_all).
-include_lib("common_test/include/ct.hrl").
-include_lib("eunit/include/eunit.hrl").
all() -> [flat, pick_highest_left, pick_highest_right, pick_earliest,
circular1, circular2].
init_per_suite(Config) ->
application:start(meck),
Config.
end_per_suite(_Config) ->
application:stop(meck).
init_per_testcase(Case, Config) ->
{Deps, Expect} = deps(Case),
Expected = case Expect of
{ok, List} -> {ok, format_expected_deps(List)};
{error, Reason} -> {error, Reason}
end,
[{expect, Expected} | setup_project(Case, Config, expand_deps(Deps))].
format_expected_deps(Deps) ->
[case Dep of
{N,V} -> {dep, N, V};
N -> {dep, N}
end || Dep <- Deps].
deps(flat) ->
{[{"B", []},
{"C", []}],
{ok, ["B", "C"]}};
deps(pick_highest_left) ->
{[{"B", [{"C", "2", []}]},
{"C", "1", []}],
{ok, ["B", {"C", "1"}]}}; % Warn C2
deps(pick_highest_right) ->
{[{"B", "1", []},
{"C", [{"B", "2", []}]}],
{ok, [{"B","1"}, "C"]}}; % Warn B2
deps(pick_earliest) ->
{[{"B", [{"D", "1", []}]},
{"C", [{"D", "2", []}]}],
{ok, ["B","C",{"D","1"}]}}; % Warn D2
deps(circular1) ->
{[{"B", [{"A", []}]}, % A is the top-level app
{"C", []}],
{error, {rebar_prv_install_deps, {cycles, [[<<"A">>,<<"B">>]]}}}};
deps(circular2) ->
{[{"B", [{"C", [{"B", []}]}]},
{"C", []}],
{error, {rebar_prv_install_deps, {cycles, [[<<"B">>,<<"C">>]]}}}}.
end_per_testcase(_, Config) ->
mock_git_resource:unmock(),
meck:unload(),
Config.
expand_deps([]) -> [];
expand_deps([{Name, Deps} | Rest]) ->
Dep = {Name, ".*", {git, "https://example.org/user/"++Name++".git", "master"}},
[{Dep, expand_deps(Deps)} | expand_deps(Rest)];
expand_deps([{Name, Vsn, Deps} | Rest]) ->
Dep = {Name, Vsn, {git, "https://example.org/user/"++Name++".git", {tag, Vsn}}},
[{Dep, expand_deps(Deps)} | expand_deps(Rest)].
setup_project(Case, Config0, Deps) ->
Config = rebar_test_utils:init_rebar_state(Config0, atom_to_list(Case)),
AppDir = ?config(apps, Config),
rebar_test_utils:create_app(AppDir, "A", "0.0.0", [kernel, stdlib]),
TopDeps = top_level_deps(Deps),
RebarConf = rebar_test_utils:create_config(AppDir, [{deps, TopDeps}]),
mock_git_resource:mock([{deps, flat_deps(Deps)}]),
[{rebarconfig, RebarConf} | Config].
flat_deps([]) -> [];
flat_deps([{{Name,_Vsn,_Ref}, Deps} | Rest]) ->
[{Name, top_level_deps(Deps)}]
++
flat_deps(Deps)
++
flat_deps(Rest).
top_level_deps(Deps) -> [{list_to_atom(Name),Vsn,Ref} || {{Name,Vsn,Ref},_} <- Deps].
%%% TESTS %%%
flat(Config) -> run(Config).
pick_highest_left(Config) -> run(Config).
pick_highest_right(Config) -> run(Config).
pick_earliest(Config) -> run(Config).
circular1(Config) -> run(Config).
circular2(Config) -> run(Config).
run(Config) ->
{ok, RebarConfig} = file:consult(?config(rebarconfig, Config)),
rebar_test_utils:run_and_check(
Config, RebarConfig, "install_deps", ?config(expect, Config)
).
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