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authorBjörn-Egil Dahlberg <egil@erlang.org>2016-04-11 18:04:47 +0200
committerBjörn-Egil Dahlberg <egil@erlang.org>2016-04-27 15:26:54 +0200
commit4c8d8550c4bb2e031440f9a0fdbe0e022247e695 (patch)
treec913f18d7a2fe73b4e92cd4f8e04b0d5dff78e1f /erts/emulator/test
parentf3c55529dbc9cb3bf8801bea9b64da78b9b73d5a (diff)
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erts: Add tests for maps:take/2
Diffstat (limited to 'erts/emulator/test')
-rw-r--r--erts/emulator/test/map_SUITE.erl74
1 files changed, 69 insertions, 5 deletions
diff --git a/erts/emulator/test/map_SUITE.erl b/erts/emulator/test/map_SUITE.erl
index 956b82335c..b3870f0313 100644
--- a/erts/emulator/test/map_SUITE.erl
+++ b/erts/emulator/test/map_SUITE.erl
@@ -48,6 +48,7 @@
t_bif_map_new/1,
t_bif_map_put/1,
t_bif_map_remove/1,
+ t_bif_map_take/1, t_bif_map_take_large/1,
t_bif_map_update/1,
t_bif_map_values/1,
t_bif_map_to_list/1,
@@ -112,7 +113,9 @@ all() -> [t_build_and_match_literals, t_build_and_match_literals_large,
t_bif_map_get,t_bif_map_find,t_bif_map_is_key,
t_bif_map_keys, t_bif_map_merge, t_bif_map_new,
t_bif_map_put,
- t_bif_map_remove, t_bif_map_update,
+ t_bif_map_remove,
+ t_bif_map_take, t_bif_map_take_large,
+ t_bif_map_update,
t_bif_map_values,
t_bif_map_to_list, t_bif_map_from_list,
@@ -1970,7 +1973,7 @@ t_bif_map_remove(Config) when is_list(Config) ->
0 = erlang:map_size(maps:remove(some_key, #{})),
M0 = #{ "hi" => "hello", int => 3, <<"key">> => <<"value">>,
- 4 => number, 18446744073709551629 => wat},
+ 4 => number, 18446744073709551629 => wat},
M1 = maps:remove("hi", M0),
true = is_members([4,18446744073709551629,int,<<"key">>],maps:keys(M1)),
@@ -1999,10 +2002,71 @@ t_bif_map_remove(Config) when is_list(Config) ->
%% error case
do_badmap(fun(T) ->
- {'EXIT',{{badmap,T},[{maps,remove,_,_}|_]}} =
- (catch maps:remove(a, T))
+ {'EXIT',{{badmap,T},[{maps,remove,_,_}|_]}} = (catch maps:remove(a, T))
end),
- ok.
+ ok.
+
+t_bif_map_take(Config) when is_list(Config) ->
+ error = maps:take(some_key, #{}),
+
+ M0 = #{ "hi" => "hello", int => 3, <<"key">> => <<"value">>,
+ 4 => number, 18446744073709551629 => wat},
+
+ 5 = maps:size(M0),
+ {"hello", M1} = maps:take("hi", M0),
+ true = is_members([4,18446744073709551629,int,<<"key">>],maps:keys(M1)),
+ true = is_members([number,wat,3,<<"value">>],maps:values(M1)),
+ error = maps:take("hi", M1),
+ 4 = maps:size(M1),
+
+ {3, M2} = maps:take(int, M1),
+ true = is_members([4,18446744073709551629,<<"key">>],maps:keys(M2)),
+ true = is_members([number,wat,<<"value">>],maps:values(M2)),
+ error = maps:take(int, M2),
+ 3 = maps:size(M2),
+
+ {<<"value">>,M3} = maps:take(<<"key">>, M2),
+ true = is_members([4,18446744073709551629],maps:keys(M3)),
+ true = is_members([number,wat],maps:values(M3)),
+ error = maps:take(<<"key">>, M3),
+ 2 = maps:size(M3),
+
+ {wat,M4} = maps:take(18446744073709551629, M3),
+ true = is_members([4],maps:keys(M4)),
+ true = is_members([number],maps:values(M4)),
+ error = maps:take(18446744073709551629, M4),
+ 1 = maps:size(M4),
+
+ {number,M5} = maps:take(4, M4),
+ [] = maps:keys(M5),
+ [] = maps:values(M5),
+ error = maps:take(4, M5),
+ 0 = maps:size(M5),
+
+ {wat,#{ "hi" := "hello", int := 3, 4 := number, <<"key">> := <<"value">>}} = maps:take(18446744073709551629,M0),
+
+ %% error case
+ do_badmap(fun(T) ->
+ {'EXIT',{{badmap,T},[{maps,take,_,_}|_]}} = (catch maps:take(a, T))
+ end),
+ ok.
+
+t_bif_map_take_large(Config) when is_list(Config) ->
+ KVs = [{{erlang:md5(<<I:64>>),I}, I}|| I <- lists:seq(1,500)],
+ M0 = maps:from_list(KVs),
+ ok = bif_map_take_all(KVs, M0),
+ ok.
+
+bif_map_take_all([], M0) ->
+ 0 = maps:size(M0),
+ ok;
+bif_map_take_all([{K,V}|KVs],M0) ->
+ {ok,V} = maps:find(K,M0),
+ {V,M1} = maps:take(K,M0),
+ error = maps:find(K,M1),
+ error = maps:take(K,M1),
+ bif_map_take_all(KVs,M1).
+
t_bif_map_update(Config) when is_list(Config) ->
M0 = #{ "hi" => "hello", int => 3, <<"key">> => <<"value">>,