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-rw-r--r--lib/compiler/test/map_SUITE.erl16
1 files changed, 15 insertions, 1 deletions
diff --git a/lib/compiler/test/map_SUITE.erl b/lib/compiler/test/map_SUITE.erl
index 3639192a51..b7e27afef1 100644
--- a/lib/compiler/test/map_SUITE.erl
+++ b/lib/compiler/test/map_SUITE.erl
@@ -107,6 +107,9 @@ t_build_and_match_literals(Config) when is_list(Config) ->
M = #{ map_1:=#{ map_2:=#{value_3 := third}, value_2:= second}, value_1:=first} =
id(#{ map_1=>#{ map_2=>#{value_3 => third}, value_2=> second}, value_1=>first}),
+ %% nil key
+ #{[]:=ok,1:=2} = id(#{[]=>ok,1=>2}),
+
%% error case
{'EXIT',{{badmatch,_},_}} = (catch (#{x:=3,x:=2} = id(#{x=>3}))),
{'EXIT',{{badmatch,_},_}} = (catch (#{x:=2} = id(#{x=>3}))),
@@ -189,7 +192,9 @@ loop_match_and_update_literals_x_q(#{q:=Q0,x:=X0} = Map, [{X,Q}|Vs]) ->
t_update_map_expressions(Config) when is_list(Config) ->
M = maps:new(),
- #{ a := 1 } = M#{a => 1},
+ X = id(fondue),
+ M1 = #{ a := 1 } = M#{a => 1},
+ #{ b := {X} } = M1#{ a := 1, b => {X} },
#{ b := 2 } = (maps:new())#{ b => 2 },
@@ -287,16 +292,21 @@ get_val(#{ val := V }) -> {some_val, V}.
t_guard_bifs(Config) when is_list(Config) ->
true = map_guard_empty(),
+ true = map_guard_empty_2(),
true = map_guard_head(#{a=>1}),
false = map_guard_head([]),
true = map_guard_body(#{a=>1}),
false = map_guard_body({}),
true = map_guard_pattern(#{a=>1, <<"hi">> => "hi" }),
false = map_guard_pattern("list"),
+ true = map_guard_tautology(),
+ true = map_guard_ill_map_size(),
ok.
map_guard_empty() when is_map(#{}); false -> true.
+map_guard_empty_2() when true; #{} andalso false -> true.
+
map_guard_head(M) when is_map(M) -> true;
map_guard_head(_) -> false.
@@ -305,6 +315,10 @@ map_guard_body(M) -> is_map(M).
map_guard_pattern(#{}) -> true;
map_guard_pattern(_) -> false.
+map_guard_tautology() when #{} =:= #{}; true -> true.
+
+map_guard_ill_map_size() when true; map_size(0) -> true.
+
t_guard_sequence(Config) when is_list(Config) ->
{1, "a"} = map_guard_sequence_1(#{seq=>1,val=>id("a")}),
{2, "b"} = map_guard_sequence_1(#{seq=>2,val=>id("b")}),