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-rw-r--r--lib/compiler/test/map_SUITE.erl72
1 files changed, 56 insertions, 16 deletions
diff --git a/lib/compiler/test/map_SUITE.erl b/lib/compiler/test/map_SUITE.erl
index cff3b5deb4..36e82c1459 100644
--- a/lib/compiler/test/map_SUITE.erl
+++ b/lib/compiler/test/map_SUITE.erl
@@ -66,7 +66,9 @@
t_export/1,
%% errors in 18
- t_register_corruption/1
+ t_register_corruption/1,
+ t_bad_update/1
+
]).
suite() -> [].
@@ -117,7 +119,8 @@ all() ->
t_export,
%% errors in 18
- t_register_corruption
+ t_register_corruption,
+ t_bad_update
].
groups() -> [].
@@ -1284,6 +1287,7 @@ t_guard_update(Config) when is_list(Config) ->
first = map_guard_update(#{}, #{x=>first}),
second = map_guard_update(#{y=>old}, #{x=>second,y=>old}),
third = map_guard_update(#{x=>old,y=>old}, #{x=>third,y=>old}),
+ bad_map_guard_update(),
ok.
t_guard_update_large(Config) when is_list(Config) ->
@@ -1350,6 +1354,29 @@ map_guard_update(M1, M2) when M1#{x=>second} =:= M2 -> second;
map_guard_update(M1, M2) when M1#{x:=third} =:= M2 -> third;
map_guard_update(_, _) -> error.
+bad_map_guard_update() ->
+ do_bad_map_guard_update(fun burns/1),
+ do_bad_map_guard_update(fun turns/1),
+ ok.
+
+do_bad_map_guard_update(Fun) ->
+ do_bad_map_guard_update_1(Fun, #{}),
+ do_bad_map_guard_update_1(Fun, #{true=>1}),
+ ok.
+
+do_bad_map_guard_update_1(Fun, Value) ->
+ %% Note: The business with the seemingly redundant fun
+ %% disables inlining, which would otherwise change the
+ %% EXIT reason.
+ {'EXIT',{function_clause,_}} = (catch Fun(Value)),
+ ok.
+
+burns(Richmond) when not (Richmond#{true := 0}); [Richmond] ->
+ specification.
+
+turns(Richmond) when not (Richmond#{true => 0}); [Richmond] ->
+ specification.
+
t_guard_receive(Config) when is_list(Config) ->
M0 = #{ id => 0 },
Pid = spawn_link(fun() -> guard_receive_loop() end),
@@ -1479,7 +1506,7 @@ t_guard_fun(Config) when is_list(Config) ->
{'EXIT', {function_clause,[{?MODULE,_,[#{s:=none,v:=none}],_}|_]}} -> ok;
{'EXIT', {{case_clause,_},_}} -> {comment,inlined};
Other ->
- test_server:fail({no_match, Other})
+ ct:fail({no_match, Other})
end.
@@ -1565,7 +1592,7 @@ t_build_and_match_empty_val(Config) when is_list(Config) ->
{'EXIT',{function_clause,_}} -> ok;
{'EXIT', {{case_clause,_},_}} -> {comment,inlined};
Other ->
- test_server:fail({no_match, Other})
+ ct:fail({no_match, Other})
end.
t_build_and_match_val(Config) when is_list(Config) ->
@@ -1583,7 +1610,7 @@ t_build_and_match_val(Config) when is_list(Config) ->
{'EXIT',{function_clause,_}} -> ok;
{'EXIT', {{case_clause,_},_}} -> {comment,inlined};
Other ->
- test_server:fail({no_match, Other})
+ ct:fail({no_match, Other})
end.
t_build_and_match_nil(Config) when is_list(Config) ->
@@ -1885,7 +1912,7 @@ register_corruption_dummy_call(A,B,C) -> {A,B,C}.
t_frequency_table(Config) when is_list(Config) ->
- random:seed({13,1337,54}), % pseudo random
+ rand:seed(exsplus, {13,1337,54}), % pseudo random
N = 100000,
Ts = rand_terms(N),
#{ n:=N, tf := Tf } = frequency_table(Ts,#{ n=>0, tf => #{}}),
@@ -1922,13 +1949,26 @@ validate_frequency([{T,C}|Fs],Tf) ->
validate_frequency([], _) -> ok.
+t_bad_update(_Config) ->
+ {#{0.0:=Id},#{}} = properly(#{}),
+ 42 = Id(42),
+ {'EXIT',{{badmap,_},_}} = (catch increase(0)),
+ ok.
+
+properly(Item) ->
+ {Item#{0.0 => fun id/1},Item}.
+
+increase(Allows) ->
+ catch fun() -> Allows end#{[] => +Allows, "warranty" => fun id/1}.
+
+
%% aux
rand_terms(0) -> [];
rand_terms(N) -> [rand_term()|rand_terms(N-1)].
rand_term() ->
- case random:uniform(6) of
+ case rand:uniform(6) of
1 -> rand_binary();
2 -> rand_number();
3 -> rand_atom();
@@ -1938,21 +1978,21 @@ rand_term() ->
end.
rand_binary() ->
- case random:uniform(3) of
+ case rand:uniform(3) of
1 -> <<>>;
2 -> <<"hi">>;
3 -> <<"message text larger than 64 bytes. yep, message text larger than 64 bytes.">>
end.
rand_number() ->
- case random:uniform(3) of
- 1 -> random:uniform(5);
- 2 -> float(random:uniform(5));
- 3 -> 1 bsl (63 + random:uniform(3))
+ case rand:uniform(3) of
+ 1 -> rand:uniform(5);
+ 2 -> float(rand:uniform(5));
+ 3 -> 1 bsl (63 + rand:uniform(3))
end.
rand_atom() ->
- case random:uniform(3) of
+ case rand:uniform(3) of
1 -> hi;
2 -> some_atom;
3 -> some_other_atom
@@ -1960,21 +2000,21 @@ rand_atom() ->
rand_tuple() ->
- case random:uniform(3) of
+ case rand:uniform(3) of
1 -> {ok, rand_term()}; % careful
2 -> {1, 2, 3};
3 -> {<<"yep">>, 1337}
end.
rand_list() ->
- case random:uniform(3) of
+ case rand:uniform(3) of
1 -> "hi";
2 -> [1,rand_term()]; % careful
3 -> [improper|list]
end.
rand_map() ->
- case random:uniform(3) of
+ case rand:uniform(3) of
1 -> #{ hi => 3 };
2 -> #{ wat => rand_term(), other => 3 }; % careful
3 -> #{ hi => 42, other => 42, yet_anoter => 1337 }