Use same random seeding function for random_name and random_vsn

test/rebar_test_utils.erl

@@ -105,17 +105,22 @@ create_config(AppDir, Contents) ->
 
 %% @doc Util to create a random variation of a given name.
 create_random_name(Name) ->
-    <<A:32, B:32, C:32>> = crypto:rand_bytes(12),
-    random:seed({A,B,C}),
+    random_seed(),
     Name ++ erlang:integer_to_list(random:uniform(1000000)).
 
 %% @doc Util to create a random variation of a given version.
 create_random_vsn() ->
-    random:seed(erlang:now()),
+    random_seed(),
     lists:flatten([erlang:integer_to_list(random:uniform(100)),
                    ".", erlang:integer_to_list(random:uniform(100)),
                    ".", erlang:integer_to_list(random:uniform(100))]).
 
+random_seed() ->
+    <<A:32, B:32, C:32>> = crypto:rand_bytes(12),
+    random:seed({A,B,C}).
+
+
+
 expand_deps(_, []) -> [];
 expand_deps(git, [{Name, Deps} | Rest]) ->
     Dep = {Name, ".*", {git, "https://example.org/user/"++Name++".git", "master"}},