From 51f1e296e7d8709df6324f78e365446a22201cf1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= <bjorn@erlang.org>
Date: Thu, 10 Dec 2015 14:57:40 +0100
Subject: kernel test: Replace 'random' with 'rand'

---
 lib/kernel/test/file_name_SUITE.erl    | 6 +++---
 lib/kernel/test/gen_tcp_echo_SUITE.erl | 9 +--------
 lib/kernel/test/global_SUITE.erl       | 2 +-
 lib/kernel/test/inet_SUITE.erl         | 3 +--
 lib/kernel/test/inet_res_SUITE.erl     | 2 +-
 lib/kernel/test/zlib_SUITE.erl         | 6 +++---
 6 files changed, 10 insertions(+), 18 deletions(-)

(limited to 'lib')

diff --git a/lib/kernel/test/file_name_SUITE.erl b/lib/kernel/test/file_name_SUITE.erl
index 32006d893e..4c422c9e0a 100644
--- a/lib/kernel/test/file_name_SUITE.erl
+++ b/lib/kernel/test/file_name_SUITE.erl
@@ -159,7 +159,7 @@ normalize(suite) ->
 normalize(doc) ->
     ["Check that filename normalization works"];
 normalize(Config) when is_list(Config) ->
-    random:seed({1290,431421,830412}),
+    rand:seed(exsplus, {1290,431421,830412}),
     try
 	?line UniMode = file:native_name_encoding() =/= latin1,
 	if 
@@ -845,7 +845,7 @@ conv(L) ->
 
 
 rand_comp_decomp(Max) ->
-    N = random:uniform(Max),
+    N = rand:uniform(Max),
     L = [ rand_decomp() || _ <- lists:seq(1,N) ],
     LC = [ A || {A,_} <- L],
     LD = lists:flatten([B || {_,B} <- L]),
@@ -855,7 +855,7 @@ rand_comp_decomp(Max) ->
 rand_decomp() ->
     BT = bigtup(),
     SZ = tuple_size(BT),
-    element(random:uniform(SZ),BT).
+    element(rand:uniform(SZ),BT).
 bigtup() ->
     {{192,[65,768]},
      {200,[69,768]},
diff --git a/lib/kernel/test/gen_tcp_echo_SUITE.erl b/lib/kernel/test/gen_tcp_echo_SUITE.erl
index 6dcb21758b..b5ed16ec34 100644
--- a/lib/kernel/test/gen_tcp_echo_SUITE.erl
+++ b/lib/kernel/test/gen_tcp_echo_SUITE.erl
@@ -442,14 +442,7 @@ random_char(Chars) ->
     lists:nth(uniform(length(Chars)), Chars).
 
 uniform(N) ->
-    case get(random_seed) of
-	undefined ->
-	    {X, Y, Z} = time(),
-	    random:seed(X, Y, Z);
-	_ ->
-	    ok
-    end,
-    random:uniform(N).
+    rand:uniform(N).
 
 put_int32(X, big, List) ->
     [ (X bsr 24) band 16#ff, 
diff --git a/lib/kernel/test/global_SUITE.erl b/lib/kernel/test/global_SUITE.erl
index 73ee86eba4..c0e24e17fe 100644
--- a/lib/kernel/test/global_SUITE.erl
+++ b/lib/kernel/test/global_SUITE.erl
@@ -2931,7 +2931,7 @@ sync_until(LogFile) ->
     timer:sleep(Time).
 
 shuffle(L) ->
-    [E || {_, E} <- lists:keysort(1, [{random:uniform(), E} || E <- L])].
+    [E || {_, E} <- lists:keysort(1, [{rand:uniform(), E} || E <- L])].
 
 sync_0(suite) -> [];
 sync_0(doc) ->
diff --git a/lib/kernel/test/inet_SUITE.erl b/lib/kernel/test/inet_SUITE.erl
index 5ba06bb032..d64a52fc2c 100644
--- a/lib/kernel/test/inet_SUITE.erl
+++ b/lib/kernel/test/inet_SUITE.erl
@@ -868,7 +868,6 @@ gethostnative_control_2(Seq, Interval, Delay, Cnt, N, Hosts) ->
     ?line Lookupers = 
 	[spawn_link(
 	   fun () -> 
-		   random:seed(),
 		   lookup_loop(Hosts, Delay, Tag, Parent, Cnt, Hosts) 
 	   end)
 	 || _ <- lists:seq(1, N)],
@@ -929,7 +928,7 @@ lookup_loop([H|Hs], Delay, Tag, Parent, Cnt, Hosts) ->
 	    Parent ! {Tag,Error}
     end,
     receive 
-    after random:uniform(Delay) -> 
+    after rand:uniform(Delay) ->
 	    lookup_loop(Hs, Delay, Tag, Parent, Cnt-1, Hosts) 
     end.
 
diff --git a/lib/kernel/test/inet_res_SUITE.erl b/lib/kernel/test/inet_res_SUITE.erl
index ace4ccb8bd..6e575c2f95 100644
--- a/lib/kernel/test/inet_res_SUITE.erl
+++ b/lib/kernel/test/inet_res_SUITE.erl
@@ -120,7 +120,7 @@ ns_init(ZoneDir, PrivDir, DataDir) ->
 	{unix,_} ->
 	    PortNum = case {os:type(),os:version()} of
 			  {{unix,solaris},{M,V,_}} when M =< 5, V < 10 ->
-			      11895 + random:uniform(100);
+			      11895 + rand:uniform(100);
 			  _ ->
 			      {ok,S} = gen_udp:open(0, [{reuseaddr,true}]),
 			      {ok,PNum} = inet:port(S),
diff --git a/lib/kernel/test/zlib_SUITE.erl b/lib/kernel/test/zlib_SUITE.erl
index 6aaa024a82..77fdabe73c 100644
--- a/lib/kernel/test/zlib_SUITE.erl
+++ b/lib/kernel/test/zlib_SUITE.erl
@@ -912,7 +912,7 @@ smp(Config) ->
 	    FnAList = lists:map(fun(F) -> {F,?MODULE:F({get_arg,Config})}
 				end, Funcs),	    
 
-	    Pids = [spawn_link(?MODULE, worker, [random:uniform(9999),
+	    Pids = [spawn_link(?MODULE, worker, [rand:uniform(9999),
 						 list_to_tuple(FnAList),
 						 self()])
 		    || _ <- lists:seq(1,NumOfProcs)],
@@ -925,7 +925,7 @@ smp(Config) ->
 
 worker(Seed, FnATpl, Parent) ->
     io:format("smp worker ~p, seed=~p~n",[self(),Seed]),
-    random:seed(Seed,Seed,Seed),
+    rand:seed(exsplus, {Seed,Seed,Seed}),
     worker_loop(100, FnATpl),
     Parent ! self().
 
@@ -933,7 +933,7 @@ worker_loop(0, _FnATpl) ->
     large_deflate_do(), % the time consuming one as finale
     ok;
 worker_loop(N, FnATpl) ->
-    {F,A} = element(random:uniform(size(FnATpl)),FnATpl),
+    {F,A} = element(rand:uniform(tuple_size(FnATpl)), FnATpl),
     ?MODULE:F(A),
     worker_loop(N-1, FnATpl).
     
-- 
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