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author | Björn Gustavsson <[email protected]> | 2018-08-13 10:29:50 +0200 |
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committer | Björn Gustavsson <[email protected]> | 2018-08-13 10:29:50 +0200 |
commit | d255de157bbec36c25afaef33728e742a98f8eef (patch) | |
tree | a1023bd57ec4cb383cdebfee257ee08793cb8079 /lib/compiler/test/map_SUITE.erl | |
parent | fc908292398d92ac4fe9840f70b9ee95125609dd (diff) | |
parent | 1f89845db0b880b5b3599982223427cc16c411df (diff) | |
download | otp-d255de157bbec36c25afaef33728e742a98f8eef.tar.gz otp-d255de157bbec36c25afaef33728e742a98f8eef.tar.bz2 otp-d255de157bbec36c25afaef33728e742a98f8eef.zip |
Merge branch 'maint'
* maint:
Correct error behavior of is_map_key/2 in guards
Diffstat (limited to 'lib/compiler/test/map_SUITE.erl')
-rw-r--r-- | lib/compiler/test/map_SUITE.erl | 46 |
1 files changed, 45 insertions, 1 deletions
diff --git a/lib/compiler/test/map_SUITE.erl b/lib/compiler/test/map_SUITE.erl index 9182c1b5ed..c004dca834 100644 --- a/lib/compiler/test/map_SUITE.erl +++ b/lib/compiler/test/map_SUITE.erl @@ -1212,10 +1212,25 @@ t_guard_bifs(Config) when is_list(Config) -> true = map_guard_empty_2(), true = map_guard_head(#{a=>1}), false = map_guard_head([]), + true = map_get_head(#{a=>1}), + false = map_get_head(#{}), + false = map_get_head([]), + + true = map_get_head_not(#{a=>false}), + false = map_get_head_not(#{a=>true}), + false = map_get_head(#{}), false = map_get_head([]), + true = map_is_key_head(#{a=>1}), false = map_is_key_head(#{}), + false = map_is_key_head(not_a_map), + + false = map_is_key_head_not(#{a=>1}), + true = map_is_key_head_not(#{b=>1}), + true = map_is_key_head_not(#{}), + false = map_is_key_head_not(not_a_map), + true = map_guard_body(#{a=>1}), false = map_guard_body({}), true = map_guard_pattern(#{a=>1, <<"hi">> => "hi" }), @@ -1224,6 +1239,25 @@ t_guard_bifs(Config) when is_list(Config) -> true = map_guard_ill_map_size(), true = map_field_check_sequence(#{a=>1}), false = map_field_check_sequence(#{}), + + %% The guard BIFs used in a body. + + v = map_get(a, id(#{a=>v})), + {'EXIT',{{badkey,a},_}} = + (catch map_get(a, id(#{}))), + {'EXIT',{{badmap,not_a_map},_}} = + (catch map_get(a, id(not_a_map))), + + true = is_map_key(a, id(#{a=>1})), + false = is_map_key(b, id(#{a=>1})), + false = is_map_key(b, id(#{})), + {'EXIT',{{badmap,not_a_map},_}} = + (catch is_map_key(b, id(not_a_map))), + + {true,v} = erl_699(#{k=>v}), + {'EXIT',{{badkey,k},_}} = (catch erl_699(#{})), + {'EXIT',{{badmap,not_a_map},_}} = (catch erl_699(not_a_map)), + ok. map_guard_empty() when is_map(#{}); false -> true. @@ -1236,8 +1270,14 @@ map_guard_head(_) -> false. map_get_head(M) when map_get(a, M) =:= 1 -> true; map_get_head(_) -> false. +map_get_head_not(M) when not map_get(a, M) -> true; +map_get_head_not(_) -> false. + map_is_key_head(M) when is_map_key(a, M) -> true; -map_is_key_head(M) -> false. +map_is_key_head(_) -> false. + +map_is_key_head_not(M) when not is_map_key(a, M) -> true; +map_is_key_head_not(_) -> false. map_guard_body(M) -> is_map(M). @@ -1254,6 +1294,10 @@ map_field_check_sequence(M) map_field_check_sequence(_) -> false. +erl_699(M) -> + %% Used to cause an internal consistency failure. + {is_map_key(k, M),maps:get(k, M)}. + 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")}), |