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-rw-r--r--lib/stdlib/test/random_iolist.erl38
1 files changed, 1 insertions, 37 deletions
diff --git a/lib/stdlib/test/random_iolist.erl b/lib/stdlib/test/random_iolist.erl
index 555f063e0a..b62cf5b82b 100644
--- a/lib/stdlib/test/random_iolist.erl
+++ b/lib/stdlib/test/random_iolist.erl
@@ -24,17 +24,13 @@
-module(random_iolist).
--export([run/3, run2/3, standard_seed/0, compare/3, compare2/3,
+-export([run/3, standard_seed/0, compare/3,
random_iolist/1]).
run(Iter,Fun1,Fun2) ->
standard_seed(),
compare(Iter,Fun1,Fun2).
-run2(Iter,Fun1,Fun2) ->
- standard_seed(),
- compare2(Iter,Fun1,Fun2).
-
random_byte() ->
rand:uniform(256) - 1.
@@ -150,16 +146,6 @@ do_comp(List,F1,F2) ->
_ ->
true
end.
-
-do_comp(List,List2,F1,F2) ->
- X = F1(List,List2),
- Y = F2(List,List2),
- case X =:= Y of
- false ->
- exit({not_matching,List,List2,X,Y});
- _ ->
- true
- end.
compare(0,Fun1,Fun2) ->
do_comp(<<>>,Fun1,Fun2),
@@ -172,25 +158,3 @@ compare(N,Fun1,Fun2) ->
L = random_iolist(N),
do_comp(L,Fun1,Fun2),
compare(N-1,Fun1,Fun2).
-
-compare2(0,Fun1,Fun2) ->
- L = random_iolist(100),
- do_comp(<<>>,L,Fun1,Fun2),
- do_comp(L,<<>>,Fun1,Fun2),
- do_comp(<<>>,<<>>,Fun1,Fun2),
- do_comp([],L,Fun1,Fun2),
- do_comp(L,[],Fun1,Fun2),
- do_comp([],[],Fun1,Fun2),
- do_comp([[]|<<>>],L,Fun1,Fun2),
- do_comp(L,[[]|<<>>],Fun1,Fun2),
- do_comp([[]|<<>>],[[]|<<>>],Fun1,Fun2),
- do_comp([<<>>,[]|<<>>],L,Fun1,Fun2),
- do_comp(L,[<<>>,[]|<<>>],Fun1,Fun2),
- do_comp([<<>>,[]|<<>>],[<<>>,[]|<<>>],Fun1,Fun2),
- true;
-
-compare2(N,Fun1,Fun2) ->
- L = random_iolist(N),
- L2 = random_iolist(N),
- do_comp(L,L2,Fun1,Fun2),
- compare2(N-1,Fun1,Fun2).