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-rw-r--r--erts/emulator/test/match_spec_SUITE.erl153
1 files changed, 121 insertions, 32 deletions
diff --git a/erts/emulator/test/match_spec_SUITE.erl b/erts/emulator/test/match_spec_SUITE.erl
index fdce157abc..3f986ca2ed 100644
--- a/erts/emulator/test/match_spec_SUITE.erl
+++ b/erts/emulator/test/match_spec_SUITE.erl
@@ -3,16 +3,17 @@
%%
%% Copyright Ericsson AB 1999-2014. All Rights Reserved.
%%
-%% The contents of this file are subject to the Erlang Public License,
-%% Version 1.1, (the "License"); you may not use this file except in
-%% compliance with the License. You should have received a copy of the
-%% Erlang Public License along with this software. If not, it can be
-%% retrieved online at http://www.erlang.org/.
-%%
-%% Software distributed under the License is distributed on an "AS IS"
-%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
-%% the License for the specific language governing rights and limitations
-%% under the License.
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
%%
%% %CopyrightEnd%
%%
@@ -30,6 +31,7 @@
-export([fpe/1]).
-export([otp_9422/1]).
-export([faulty_seq_trace/1, do_faulty_seq_trace/0]).
+-export([maps/1]).
-export([runner/2, loop_runner/3]).
-export([f1/1, f2/2, f3/2, fn/1, fn/2, fn/3]).
-export([do_boxed_and_small/0]).
@@ -62,7 +64,8 @@ all() ->
moving_labels,
faulty_seq_trace,
empty_list,
- otp_9422];
+ otp_9422,
+ maps];
true -> [not_run]
end.
@@ -167,12 +170,11 @@ test_1(Config) when is_list(Config) ->
[{['$1','$1'],[{is_atom, '$1'}],[kakalorum]}],
[{call, {?MODULE, f2, [a, a]}}]),
-% case tr0(fun() -> ?MODULE:f2(a, a) end,
-% {?MODULE, f2, 2},
-% [{['$1','$1'],[{is_atom, '$1'}],[{message, {process_dump}}]}]) of
-% [{trace, _, call, {?MODULE, f2, [a, a]}, Bin}] ->
-% erlang:display(binary_to_list(Bin))
-% end,
+ %% Verify that 'process_dump' can handle a matchstate on the stack.
+ tr(fun() -> fbinmatch(<<0>>, 0) end,
+ {?MODULE, f1, 1},
+ [{['_'],[],[{message, {process_dump}}]}],
+ [fun({trace, _, call, {?MODULE, f1, [0]}, _Bin}) -> true end]),
% Error cases
?line errchk([{['$1','$1'],[{is_atom, '$1'}],[{banka, kanin}]}]),
@@ -899,6 +901,74 @@ fpe(Config) when is_list(Config) ->
_ -> ok
end.
+maps(Config) when is_list(Config) ->
+ {ok,#{},[],[]} = erlang:match_spec_test(#{}, [{'_',[],['$_']}], table),
+ {ok,#{},[],[]} = erlang:match_spec_test(#{}, [{#{},[],['$_']}], table),
+ {ok,false,[],[]} =
+ erlang:match_spec_test(#{}, [{not_a_map,[],['$_']}], table),
+ {ok,bar,[],[]} =
+ erlang:match_spec_test(#{foo => bar},
+ [{#{foo => '$1'},[],['$1']}],
+ table),
+ {ok,false,[],[]} =
+ erlang:match_spec_test(#{foo => bar},
+ [{#{foo => qux},[],[qux]}],
+ table),
+ {ok,false,[],[]} =
+ erlang:match_spec_test(#{}, [{#{foo => '_'},[],[foo]}], table),
+ {error,_} =
+ erlang:match_spec_test(#{}, [{#{'$1' => '_'},[],[foo]}], table),
+ {ok,bar,[],[]} =
+ erlang:match_spec_test({#{foo => bar}},
+ [{{#{foo => '$1'}},[],['$1']}],
+ table),
+ {ok,#{foo := 3},[],[]} =
+ erlang:match_spec_test({}, [{{},[],[#{foo => {'+',1,2}}]}], table),
+
+ {ok,"camembert",[],[]} =
+ erlang:match_spec_test(#{b => "camembert",c => "cabécou"},
+ [{#{b => '$1',c => "cabécou"},[],['$1']}], table),
+
+ {ok,#{a :="camembert",b := "hi"},[],[]} =
+ erlang:match_spec_test(#{<<"b">> =>"camembert","c"=>"cabécou", "wat"=>"hi", b=><<"other">>},
+ [{#{<<"b">> => '$1',"wat" => '$2'},[],[#{a=>'$1',b=>'$2'}]}],
+ table),
+ %% large maps
+
+ Ls0 = [{I,<<I:32>>}||I <- lists:seq(1,415)],
+ M0 = maps:from_list(Ls0),
+ M1 = #{a=>1,b=>2,c=>3,d=>4},
+
+ R1 = M0#{263 := #{ a=> 3 }},
+ Ms1 = [{M1#{c:='$1'},[],[M0#{263 := #{a => '$1'}}]}],
+
+ {ok,R1,[],[]} = erlang:match_spec_test(M1,Ms1,table),
+
+ Ms2 = [{M0#{63:='$1', 19:='$2'},[],[M0#{19:='$1', 63:='$2'}]}],
+ R2 = M0#{63 := maps:get(19,M0), 19 := maps:get(63,M0) },
+ {ok,R2,[],[]} = erlang:match_spec_test(M0,Ms2,table),
+
+ ok = maps_check_loop(M1),
+ ok = maps_check_loop(M0),
+ M2 = maps:from_list([{integer_to_list(K),V} || {K,V} <- Ls0]),
+ ok = maps_check_loop(M2),
+ ok.
+
+maps_check_loop(M) ->
+ Ks = maps:keys(M),
+ maps_check_loop(M,M,M,M,Ks,lists:reverse(Ks),1).
+
+maps_check_loop(Orig,M0,MsM0,Rm0,[K|Ks],[Rk|Rks],Ix) ->
+ MsK = list_to_atom([$$]++integer_to_list(Ix)),
+ MsM1 = MsM0#{K := MsK},
+ Rm1 = Rm0#{Rk := MsK},
+ M1 = M0#{Rk := maps:get(K,MsM0)},
+ Ms = [{MsM1,[],[Rm1]}],
+ {ok,M1,[],[]} = erlang:match_spec_test(Orig,Ms,table),
+ maps_check_loop(Orig,M1,MsM1,Rm1,Ks,Rks,Ix+1);
+maps_check_loop(_,_,_,_,[],[],_) -> ok.
+
+
empty_list(Config) when is_list(Config) ->
Val=[{'$1',[], [{message,'$1'},{message,{caller}},{return_trace}]}],
%% Did crash debug VM in faulty assert:
@@ -928,14 +998,14 @@ tr(Fun, MFA, TraceFlags, Pat, PatFlags, Expected0) ->
erlang:trace(P, true, TraceFlags),
erlang:trace_pattern(MFA, Pat, PatFlags),
lists:map(
- fun(X) ->
- list_to_tuple([trace, P | tuple_to_list(X)])
+ fun(X) when is_function(X,1) -> X;
+ (X) -> list_to_tuple([trace, P | tuple_to_list(X)])
end,
Expected0)
end).
tr(RunFun, ControlFun) ->
- P = spawn(?MODULE, runner, [self(), RunFun]),
+ P = spawn_link(?MODULE, runner, [self(), RunFun]),
collect(P, ControlFun(P)).
collect(P, TMs) ->
@@ -954,18 +1024,33 @@ collect([]) ->
collect([TM | TMs]) ->
?t:format( "Expecting: ~p~n", [TM]),
receive
- M ->
- case if element(1, M) == trace_ts ->
- list_to_tuple(lists:reverse(
- tl(lists:reverse(tuple_to_list(M)))));
- true -> M
- end of
- TM ->
- ?t:format("Got: ~p~n", [M]),
- collect(TMs);
- _ ->
- ?t:format("Got unexpected: ~p~n", [M]),
- flush({got_unexpected,M})
+ M0 ->
+ M = case element(1, M0) of
+ trace_ts ->
+ list_to_tuple(lists:reverse(
+ tl(lists:reverse(tuple_to_list(M0)))));
+ _ -> M0
+ end,
+ case is_function(TM,1) of
+ true ->
+ case (catch TM(M)) of
+ true ->
+ ?t:format("Got: ~p~n", [M]),
+ collect(TMs);
+ _ ->
+ ?t:format("Got unexpected: ~p~n", [M]),
+ flush({got_unexpected,M})
+ end;
+
+ false ->
+ case M of
+ TM ->
+ ?t:format("Got: ~p~n", [M]),
+ collect(TMs);
+ _ ->
+ ?t:format("Got unexpected: ~p~n", [M]),
+ flush({got_unexpected,M})
+ end
end
end.
@@ -1045,6 +1130,10 @@ fn(X, Y) ->
fn(X, Y, Z) ->
[X, Y, Z].
+fbinmatch(<<Int, Rest/binary>>, Acc) ->
+ fbinmatch(Rest, [?MODULE:f1(Int) | Acc]);
+fbinmatch(<<>>, Acc) -> Acc.
+
id(X) ->
X.
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-13 13:32:20 +0000