diff options
Diffstat (limited to 'lib/compiler/test')
-rw-r--r-- | lib/compiler/test/beam_type_SUITE.erl | 32 | ||||
-rw-r--r-- | lib/compiler/test/beam_utils_SUITE.erl | 23 |
2 files changed, 53 insertions, 2 deletions
diff --git a/lib/compiler/test/beam_type_SUITE.erl b/lib/compiler/test/beam_type_SUITE.erl index 499b9b41df..1355f9f862 100644 --- a/lib/compiler/test/beam_type_SUITE.erl +++ b/lib/compiler/test/beam_type_SUITE.erl @@ -23,7 +23,7 @@ init_per_group/2,end_per_group/2, integers/1,coverage/1,booleans/1,setelement/1,cons/1, tuple/1,record_float/1,binary_float/1,float_compare/1, - arity_checks/1,elixir_binaries/1]). + arity_checks/1,elixir_binaries/1,find_best/1]). suite() -> [{ct_hooks,[ts_install_cth]}]. @@ -43,7 +43,8 @@ groups() -> binary_float, float_compare, arity_checks, - elixir_binaries + elixir_binaries, + find_best ]}]. init_per_suite(Config) -> @@ -292,6 +293,33 @@ elixir_bitstring_3(Bar) when is_bitstring(Bar) -> list_to_bitstring(Rewrite) end/bitstring>>. +find_best(_Config) -> + ok = find_best([a], nil), + ok = find_best([<<"a">>], nil), + {error,_} = find_best([], nil), + ok. + +%% Failed because beam_type assumed that the operand +%% for bs_context_binary must be a binary. Not true! +find_best([a|Tail], Best) -> + find_best(Tail, + case Best of + X when X =:= nil orelse X =:= false -> a; + X -> X + end); +find_best([<<"a">>|Tail], Best) -> + find_best(Tail, + case Best of + X when X =:= nil orelse X =:= false -> <<"a">>; + X -> X + end); +find_best([], a) -> + ok; +find_best([], <<"a">>) -> + ok; +find_best([], nil) -> + {error,<<"should not get here">>}. + id(I) -> I. diff --git a/lib/compiler/test/beam_utils_SUITE.erl b/lib/compiler/test/beam_utils_SUITE.erl index 3d35b546fc..360dcc1e84 100644 --- a/lib/compiler/test/beam_utils_SUITE.erl +++ b/lib/compiler/test/beam_utils_SUITE.erl @@ -132,6 +132,15 @@ bs_init(_Config) -> <<"foo/foo">> = do_bs_init_4(<<"foo">>, true), error = do_bs_init_4([], not_boolean), + Id = 17575, + Domain = -8798798, + [<<10,1:16,Id:16/signed>>,<<8,2:16,Domain:32/signed>>] = + do_bs_init_5(#{tag=>value,id=>Id,domain=>Domain}), + {'EXIT',{{required,id},[_|_]}} = + (catch do_bs_init_5(#{tag=>value,id=>nil,domain=>Domain})), + {'EXIT',{{required,domain},[_|_]}} = + (catch do_bs_init_5(#{tag=>value,id=>Id,domain=>nil})), + ok. do_bs_init_1([?MODULE], Sz) -> @@ -189,6 +198,20 @@ do_bs_init_4(Arg1, Arg2) -> error end. +do_bs_init_5(#{tag := value, id := Id, domain := Domain}) -> + [case Id of + nil -> + error(id({required, id})); + _ -> + <<10, 1:16/signed, Id:16/signed>> + end, + case Domain of + nil -> + error(id({required, domain})); + _ -> + <<8, 2:16/signed, Domain:32/signed>> + end]. + bs_save(_Config) -> {a,30,<<>>} = do_bs_save(<<1:1,30:5>>), {b,127,<<>>} = do_bs_save(<<1:1,31:5,0:1,127:7>>), |