From b8785e654189f8d41636337c1b8a5c7a6bde22ef Mon Sep 17 00:00:00 2001
From: Tristan Sloughter <t@crashfast.com>
Date: Mon, 1 Sep 2014 12:38:02 -0500
Subject: add first test

---
 test/rebar_install_deps_SUITE.erl | 113 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 test/rebar_install_deps_SUITE.erl

(limited to 'test')

diff --git a/test/rebar_install_deps_SUITE.erl b/test/rebar_install_deps_SUITE.erl
new file mode 100644
index 0000000..6b2b3bf
--- /dev/null
+++ b/test/rebar_install_deps_SUITE.erl
@@ -0,0 +1,113 @@
+-module(rebar_install_deps_SUITE).
+
+-export([suite/0,
+         init_per_suite/1,
+         end_per_suite/1,
+         init_per_testcase/2,
+         all/0,
+         build_basic_app/1]).
+
+-include_lib("common_test/include/ct.hrl").
+-include_lib("eunit/include/eunit.hrl").
+-include_lib("kernel/include/file.hrl").
+-include_lib("kernel/include/file.hrl").
+
+suite() ->
+    [].
+
+init_per_suite(Config) ->
+    Config.
+
+end_per_suite(_Config) ->
+    ok.
+
+init_per_testcase(_, Config) ->
+    DataDir = proplists:get_value(data_dir, Config),
+    AppsDir = filename:join([DataDir, create_random_name("apps_dir1_")]),
+    ok = ec_file:mkdir_p(AppsDir),
+    Verbosity = rebar:log_level([]),
+    rebar_log:init(command_line, Verbosity),
+    State = rebar_state:new(),
+    [{apps, AppsDir}, {state, State} | Config].
+
+all() ->
+    [built_basic_app].
+
+build_basic_app(Config) ->
+    AppDir = proplists:get_value(apps, Config),
+    State = proplists:get_value(state, Config),
+
+    Name = create_random_name("app1_"),
+    Vsn = create_random_vsn(),
+    create_app(AppDir, Name, Vsn, [kernel, stdlib]),
+
+    ConfigFile = filename:join([AppDir, "rebar.config"]),
+    write_config(ConfigFile, []),
+    rebar:run(rebar_state:new(State, [], AppDir), ["compile"]),
+
+    %% Verify app was built
+    [App] = rebar_app_discover:find_apps([AppDir]),
+
+    ?assertEqual(Name, ec_cnv:to_list(rebar_app_info:name(App))).
+
+%%%===================================================================
+%%% Helper Functions
+%%%===================================================================
+
+create_app(AppDir, Name, Vsn, Deps) ->
+    write_src_file(AppDir, Name),
+    write_app_src_file(AppDir, Name, Vsn, Deps),
+    rebar_app_info:new(Name, Vsn, AppDir, Deps).
+
+create_empty_app(AppDir, Name, Vsn, Deps) ->
+    write_app_file(AppDir, Name, Vsn, Deps),
+    rebar_app_info:new(Name, Vsn, AppDir, Deps).
+
+write_beam_file(Dir, Name) ->
+    Beam = filename:join([Dir, "ebin", "not_a_real_beam" ++ Name ++ ".beam"]),
+    ok = filelib:ensure_dir(Beam),
+    ok = ec_file:write_term(Beam, testing_purposes_only).
+
+write_src_file(Dir, Name) ->
+    Erl = filename:join([Dir, "src", "not_a_real_src" ++ Name ++ ".erl"]),
+    ok = filelib:ensure_dir(Erl),
+    ok = ec_file:write(Erl, erl_src_file("not_a_real_src" ++ Name ++ ".erl")).
+
+write_app_file(Dir, Name, Version, Deps) ->
+    Filename = filename:join([Dir, "ebin", Name ++ ".app"]),
+    ok = filelib:ensure_dir(Filename),
+    ok = ec_file:write_term(Filename, get_app_metadata(ec_cnv:to_list(Name), Version, Deps)).
+
+write_app_src_file(Dir, Name, Version, Deps) ->
+    Filename = filename:join([Dir, "src", Name ++ ".app.src"]),
+    ok = filelib:ensure_dir(Filename),
+    ok = ec_file:write_term(Filename, get_app_metadata(ec_cnv:to_list(Name), Version, Deps)).
+
+get_app_metadata(Name, Vsn, Deps) ->
+    {application, erlang:list_to_atom(Name),
+     [{description, ""},
+      {vsn, Vsn},
+      {modules, []},
+      {included_applications, []},
+      {registered, []},
+      {applications, Deps}]}.
+
+create_random_name(Name) ->
+    random:seed(erlang:now()),
+    Name ++ erlang:integer_to_list(random:uniform(1000000)).
+
+create_random_vsn() ->
+    random:seed(erlang:now()),
+    lists:flatten([erlang:integer_to_list(random:uniform(100)),
+                   ".", erlang:integer_to_list(random:uniform(100)),
+                   ".", erlang:integer_to_list(random:uniform(100))]).
+
+write_config(Filename, Values) ->
+    ok = filelib:ensure_dir(Filename),
+    ok = ec_file:write(Filename,
+                       [io_lib:format("~p.\n", [Val]) || Val <- Values]).
+
+erl_src_file(Name) ->
+    io_lib:format("-module(~s).\n"
+                 "-export([main/0]).\n"
+                 "main() -> ok.\n", [filename:basename(Name, ".erl")]).
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