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|
%% Test suite for the rebar pkg index caching and decompression
%% mechanisms.
-module(rebar_pkg_SUITE).
-compile(export_all).
-include_lib("common_test/include/ct.hrl").
-include_lib("eunit/include/eunit.hrl").
-define(bad_etag, "abcdef").
-define(good_etag, "22e1d7387c9085a462340088a2a8ba67").
-define(bad_checksum, <<"D576B442A68C7B92BACDE1EFE9C6E54D8D6C74BDB71D8175B9D3C6EC8C7B62A7">>).
-define(good_checksum, <<"1C6CE379D191FBAB41B7905075E0BF87CBBE23C77CECE775C5A0B786B2244C35">>).
all() -> [good_uncached, good_cached, badindexchk, badpkg,
bad_to_good, good_disconnect, bad_disconnect, pkgs_provider].
init_per_suite(Config) ->
application:start(meck),
Config.
end_per_suite(_Config) ->
application:stop(meck).
init_per_testcase(pkgs_provider, Config) ->
Config;
init_per_testcase(good_uncached=Name, Config0) ->
Config = [{good_cache, false},
{pkg, {<<"goodpkg">>, <<"1.0.0">>}}
| Config0],
mock_config(Name, Config);
init_per_testcase(good_cached=Name, Config0) ->
Pkg = {<<"goodpkg">>, <<"1.0.0">>},
Config1 = [{good_cache, true},
{pkg, Pkg}
| Config0],
Config = mock_config(Name, Config1),
copy_to_cache(Pkg, Config),
Config;
init_per_testcase(badindexchk=Name, Config0) ->
Config = [{good_cache, false},
{pkg, {<<"badindexchk">>, <<"1.0.0">>}}
| Config0],
mock_config(Name, Config);
init_per_testcase(badpkg=Name, Config0) ->
Config = [{good_cache, false},
{pkg, {<<"badpkg">>, <<"1.0.0">>}}
| Config0],
mock_config(Name, Config);
init_per_testcase(bad_to_good=Name, Config0) ->
Config1 = [{good_cache, false},
{pkg, {<<"goodpkg">>, <<"1.0.0">>}}
| Config0],
Config = mock_config(Name, Config1),
Source = filename:join(?config(data_dir, Config), <<"badpkg-1.0.0.tar">>),
Dest = filename:join(?config(cache_dir, Config), <<"goodpkg-1.0.0.tar">>),
ec_file:copy(Source, Dest),
Config;
init_per_testcase(good_disconnect=Name, Config0) ->
Pkg = {<<"goodpkg">>, <<"1.0.0">>},
Config1 = [{good_cache, true},
{pkg, Pkg}
| Config0],
Config = mock_config(Name, Config1),
copy_to_cache(Pkg, Config),
meck:unload(httpc),
meck:new(httpc, [passthrough, unsticky]),
meck:expect(httpc, request, fun(_, _, _, _, _) -> {error, econnrefused} end),
Config;
init_per_testcase(bad_disconnect=Name, Config0) ->
Pkg = {<<"goodpkg">>, <<"1.0.0">>},
Config1 = [{good_cache, false},
{pkg, Pkg}
| Config0],
Config = mock_config(Name, Config1),
meck:unload(httpc),
meck:new(httpc, [passthrough, unsticky]),
meck:expect(httpc, request, fun(_, _, _, _, _) -> {error, econnrefused} end),
Config.
end_per_testcase(pkgs_provider, Config) ->
Config;
end_per_testcase(_, Config) ->
unmock_config(Config),
Config.
good_uncached(Config) ->
Tmp = ?config(tmp_dir, Config),
{Pkg,Vsn} = ?config(pkg, Config),
State = ?config(state, Config),
?assertEqual({ok, true},
rebar_pkg_resource:download(Tmp, {pkg, Pkg, Vsn}, State)),
Cache = ?config(cache_dir, Config),
?assert(filelib:is_regular(filename:join(Cache, <<Pkg/binary, "-", Vsn/binary, ".tar">>))).
good_cached(Config) ->
Tmp = ?config(tmp_dir, Config),
{Pkg,Vsn} = ?config(pkg, Config),
State = ?config(state, Config),
Cache = ?config(cache_dir, Config),
CachedFile = filename:join(Cache, <<Pkg/binary, "-", Vsn/binary, ".tar">>),
?assert(filelib:is_regular(CachedFile)),
{ok, Content} = file:read_file(CachedFile),
?assertEqual({ok, true},
rebar_pkg_resource:download(Tmp, {pkg, Pkg, Vsn}, State)),
{ok, Content} = file:read_file(CachedFile).
badindexchk(Config) ->
Tmp = ?config(tmp_dir, Config),
{Pkg,Vsn} = ?config(pkg, Config),
State = ?config(state, Config),
?assertMatch({bad_registry_checksum, _Path},
rebar_pkg_resource:download(Tmp, {pkg, Pkg, Vsn}, State)),
%% The cached file is there for forensic purposes
Cache = ?config(cache_dir, Config),
?assert(filelib:is_regular(filename:join(Cache, <<Pkg/binary, "-", Vsn/binary, ".tar">>))).
badpkg(Config) ->
Tmp = ?config(tmp_dir, Config),
{Pkg,Vsn} = ?config(pkg, Config),
State = ?config(state, Config),
?assertMatch({bad_download, _Path},
rebar_pkg_resource:download(Tmp, {pkg, Pkg, Vsn}, State)),
%% The cached file is there for forensic purposes
Cache = ?config(cache_dir, Config),
?assert(filelib:is_regular(filename:join(Cache, <<Pkg/binary, "-", Vsn/binary, ".tar">>))).
bad_to_good(Config) ->
Tmp = ?config(tmp_dir, Config),
{Pkg,Vsn} = ?config(pkg, Config),
State = ?config(state, Config),
Cache = ?config(cache_dir, Config),
CachedFile = filename:join(Cache, <<Pkg/binary, "-", Vsn/binary, ".tar">>),
?assert(filelib:is_regular(CachedFile)),
{ok, Contents} = file:read_file(CachedFile),
?assertEqual({ok, true},
rebar_pkg_resource:download(Tmp, {pkg, Pkg, Vsn}, State)),
%% Cache has refreshed
?assert({ok, Contents} =/= file:read_file(CachedFile)).
good_disconnect(Config) ->
Tmp = ?config(tmp_dir, Config),
{Pkg,Vsn} = ?config(pkg, Config),
State = ?config(state, Config),
Cache = ?config(cache_dir, Config),
CachedFile = filename:join(Cache, <<Pkg/binary, "-", Vsn/binary, ".tar">>),
?assert(filelib:is_regular(CachedFile)),
{ok, Content} = file:read_file(CachedFile),
?assertEqual({ok, true},
rebar_pkg_resource:download(Tmp, {pkg, Pkg, Vsn}, State)),
{ok, Content} = file:read_file(CachedFile).
bad_disconnect(Config) ->
Tmp = ?config(tmp_dir, Config),
{Pkg,Vsn} = ?config(pkg, Config),
State = ?config(state, Config),
?assertEqual({fetch_fail, Pkg, Vsn},
rebar_pkg_resource:download(Tmp, {pkg, Pkg, Vsn}, State)).
pkgs_provider(Config) ->
Config1 = rebar_test_utils:init_rebar_state(Config),
rebar_test_utils:run_and_check(
Config1, [], ["pkgs"],
{ok, []}
).
%%%%%%%%%%%%%%%
%%% Helpers %%%
%%%%%%%%%%%%%%%
mock_config(Name, Config) ->
Priv = ?config(priv_dir, Config),
CacheRoot = filename:join([Priv, "cache", atom_to_list(Name)]),
TmpDir = filename:join([Priv, "tmp", atom_to_list(Name)]),
Tid = ets:new(registry_table, [public]),
ets:insert_new(Tid, [
{<<"badindexchk">>,[[<<"1.0.0">>]]},
{<<"goodpkg">>,[[<<"1.0.0">>]]},
{<<"badpkg">>,[[<<"1.0.0">>]]},
{{<<"badindexchk">>,<<"1.0.0">>}, [[], ?bad_checksum, [<<"rebar3">>]]},
{{<<"goodpkg">>,<<"1.0.0">>}, [[], ?good_checksum, [<<"rebar3">>]]},
{{<<"badpkg">>,<<"1.0.0">>}, [[], ?good_checksum, [<<"rebar3">>]]}
]),
CacheDir = filename:join([CacheRoot, "hex", "com", "test", "packages"]),
filelib:ensure_dir(filename:join([CacheDir, "registry"])),
ok = ets:tab2file(Tid, filename:join([CacheDir, "registry"])),
%% The state returns us a fake registry
meck:new(rebar_state, [passthrough]),
meck:expect(rebar_state, get,
fun(_State, rebar_packages_cdn, _Default) ->
"http://test.com/"
end),
meck:new(rebar_dir, [passthrough]),
meck:expect(rebar_dir, global_cache_dir, fun(_) -> CacheRoot end),
meck:new(rebar_packages, [passthrough]),
meck:expect(rebar_packages, registry_dir, fun(_) -> CacheDir end),
meck:expect(rebar_packages, package_dir, fun(_) -> CacheDir end),
rebar_prv_update:hex_to_index(rebar_state:new()),
%% Cache fetches are mocked -- we assume the server and clients are
%% correctly used.
GoodCache = ?config(good_cache, Config),
{Pkg,Vsn} = ?config(pkg, Config),
PkgFile = <<Pkg/binary, "-", Vsn/binary, ".tar">>,
{ok, PkgContents} = file:read_file(filename:join(?config(data_dir, Config), PkgFile)),
meck:new(httpc, [passthrough, unsticky]),
meck:expect(httpc, request,
fun(get, {_Url, _Opts}, _, _, _) when GoodCache ->
{ok, {{Vsn, 304, <<"Not Modified">>}, [{"etag", ?good_etag}], <<>>}};
(get, {_Url, _Opts}, _, _, _) ->
{ok, {{Vsn, 200, <<"OK">>}, [{"etag", ?good_etag}], PkgContents}}
end),
[{cache_root, CacheRoot},
{cache_dir, CacheDir},
{tmp_dir, TmpDir},
{mock_table, Tid} | Config].
unmock_config(Config) ->
meck:unload(),
ets:delete(?config(mock_table, Config)).
copy_to_cache({Pkg,Vsn}, Config) ->
Name = <<Pkg/binary, "-", Vsn/binary, ".tar">>,
Source = filename:join(?config(data_dir, Config), Name),
Dest = filename:join(?config(cache_dir, Config), Name),
ec_file:copy(Source, Dest).
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