From 2065d20e00a5e5d1e526768c3be33d5ff86d2b53 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= Date: Tue, 26 May 2015 13:55:53 +0200 Subject: Eliminate use of erlang:now/0 for generating unique node names Use erlang:unique_integer([positive]) when generating unique node names. --- lib/kernel/test/application_SUITE.erl | 5 +---- lib/kernel/test/erl_distribution_SUITE.erl | 20 ++++++-------------- lib/kernel/test/erl_distribution_wb_SUITE.erl | 10 +++------- 3 files changed, 10 insertions(+), 25 deletions(-) diff --git a/lib/kernel/test/application_SUITE.erl b/lib/kernel/test/application_SUITE.erl index 4901206c8e..59efe85480 100644 --- a/lib/kernel/test/application_SUITE.erl +++ b/lib/kernel/test/application_SUITE.erl @@ -2699,10 +2699,7 @@ node_names(Names, Config) -> node_name(Name, Config) -> U = "_", - {{Y,M,D}, {H,Min,S}} = calendar:now_to_local_time(now()), - Date = io_lib:format("~4w_~2..0w_~2..0w__~2..0w_~2..0w_~2..0w", - [Y,M,D, H,Min,S]), - L = lists:flatten(Date), + L = integer_to_list(erlang:unique_integer([positive])), lists:concat([Name,U,?testcase,U,U,L]). stop_node_nice(Node) when is_atom(Node) -> diff --git a/lib/kernel/test/erl_distribution_SUITE.erl b/lib/kernel/test/erl_distribution_SUITE.erl index 15c2adc957..5cd6da8f52 100644 --- a/lib/kernel/test/erl_distribution_SUITE.erl +++ b/lib/kernel/test/erl_distribution_SUITE.erl @@ -1267,16 +1267,12 @@ get_nodenames(N, T) -> get_nodenames(0, _, Acc) -> Acc; get_nodenames(N, T, Acc) -> - {A, B, C} = now(), + U = erlang:unique_integer([positive]), get_nodenames(N-1, T, [list_to_atom(atom_to_list(T) ++ "-" - ++ atom_to_list(?MODULE) + ++ ?MODULE_STRING ++ "-" - ++ integer_to_list(A) - ++ "-" - ++ integer_to_list(B) - ++ "-" - ++ integer_to_list(C)) | Acc]). + ++ integer_to_list(U)) | Acc]). get_numbered_nodenames(N, T) -> get_numbered_nodenames(N, T, []). @@ -1284,16 +1280,12 @@ get_numbered_nodenames(N, T) -> get_numbered_nodenames(0, _, Acc) -> Acc; get_numbered_nodenames(N, T, Acc) -> - {A, B, C} = now(), + U = erlang:unique_integer([positive]), NL = [list_to_atom(atom_to_list(T) ++ integer_to_list(N) ++ "-" - ++ atom_to_list(?MODULE) - ++ "-" - ++ integer_to_list(A) - ++ "-" - ++ integer_to_list(B) + ++ ?MODULE_STRING ++ "-" - ++ integer_to_list(C)) | Acc], + ++ integer_to_list(U)) | Acc], get_numbered_nodenames(N-1, T, NL). wait_until(Fun) -> diff --git a/lib/kernel/test/erl_distribution_wb_SUITE.erl b/lib/kernel/test/erl_distribution_wb_SUITE.erl index 3b8b2d9150..fcddf0dd16 100644 --- a/lib/kernel/test/erl_distribution_wb_SUITE.erl +++ b/lib/kernel/test/erl_distribution_wb_SUITE.erl @@ -712,13 +712,9 @@ get_nodenames(N, T) -> get_nodenames(0, _, Acc) -> Acc; get_nodenames(N, T, Acc) -> - {A, B, C} = now(), - get_nodenames(N-1, T, [list_to_atom(atom_to_list(?MODULE) + U = erlang:unique_integer([positive]), + get_nodenames(N-1, T, [list_to_atom(?MODULE_STRING ++ "-" ++ atom_to_list(T) ++ "-" - ++ integer_to_list(A) - ++ "-" - ++ integer_to_list(B) - ++ "-" - ++ integer_to_list(C)) | Acc]). + ++ integer_to_list(U)) | Acc]). -- cgit v1.2.3