diff options
Diffstat (limited to 'lib/dialyzer/test')
10 files changed, 106 insertions, 9 deletions
diff --git a/lib/dialyzer/test/behaviour_SUITE_data/results/callbacks_and_specs b/lib/dialyzer/test/behaviour_SUITE_data/results/callbacks_and_specs index da498c225d..33d135048e 100644 --- a/lib/dialyzer/test/behaviour_SUITE_data/results/callbacks_and_specs +++ b/lib/dialyzer/test/behaviour_SUITE_data/results/callbacks_and_specs @@ -1,5 +1,5 @@ my_callbacks_wrong.erl:26: The return type #state{parent::'undefined' | pid(),status::'closed' | 'init' | 'open',subscribe::[{pid(),integer()}],counter::integer()} in the specification of callback_init/1 is not a subtype of {'ok',_}, which is the expected return type for the callback of my_behaviour behaviour my_callbacks_wrong.erl:28: The inferred return type of callback_init/1 (#state{parent::'undefined' | pid(),status::'init',subscribe::[],counter::1}) has nothing in common with {'ok',_}, which is the expected return type for the callback of my_behaviour behaviour -my_callbacks_wrong.erl:30: The return type {'noreply',#state{parent::'undefined' | pid(),status::'closed' | 'init' | 'open',subscribe::[{pid(),integer()}],counter::integer()}} | {'reply',#state{parent::'undefined' | pid(),status::'closed' | 'init' | 'open',subscribe::[{pid(),integer()}],counter::integer()}} in the specification of callback_cast/3 is not a subtype of {'noreply',_}, which is the expected return type for the callback of my_behaviour behaviour +my_callbacks_wrong.erl:30: The return type {'reply',#state{parent::'undefined' | pid(),status::'closed' | 'init' | 'open',subscribe::[{pid(),integer()}],counter::integer()}} in the specification of callback_cast/3 is not a subtype of {'noreply',_}, which is the expected return type for the callback of my_behaviour behaviour my_callbacks_wrong.erl:39: The specified type for the 2nd argument of callback_call/3 (atom()) is not a supertype of pid(), which is expected type for this argument in the callback of the my_behaviour behaviour diff --git a/lib/dialyzer/test/behaviour_SUITE_data/results/gen_event_incorrect_return b/lib/dialyzer/test/behaviour_SUITE_data/results/gen_event_incorrect_return index 2afb5db133..e646eea383 100644 --- a/lib/dialyzer/test/behaviour_SUITE_data/results/gen_event_incorrect_return +++ b/lib/dialyzer/test/behaviour_SUITE_data/results/gen_event_incorrect_return @@ -1,2 +1,2 @@ -gen_event_incorrect_return.erl:16: The inferred return type of init/1 ('error') has nothing in common with {'ok',_} | {'ok',_,'hibernate'}, which is the expected return type for the callback of gen_event behaviour +gen_event_incorrect_return.erl:16: The inferred return type of init/1 ('error') has nothing in common with {'error',_} | {'ok',_} | {'ok',_,'hibernate'}, which is the expected return type for the callback of gen_event behaviour diff --git a/lib/dialyzer/test/behaviour_SUITE_data/results/vars_in_beh_spec b/lib/dialyzer/test/behaviour_SUITE_data/results/vars_in_beh_spec new file mode 100644 index 0000000000..5284e412f0 --- /dev/null +++ b/lib/dialyzer/test/behaviour_SUITE_data/results/vars_in_beh_spec @@ -0,0 +1,6 @@ + +vars_in_beh_spec.erl:3: Undefined callback function handle_call/3 (behaviour 'gen_server') +vars_in_beh_spec.erl:3: Undefined callback function handle_cast/2 (behaviour 'gen_server') +vars_in_beh_spec.erl:3: Undefined callback function handle_info/2 (behaviour 'gen_server') +vars_in_beh_spec.erl:3: Undefined callback function init/1 (behaviour 'gen_server') +vars_in_beh_spec.erl:3: Undefined callback function terminate/2 (behaviour 'gen_server') diff --git a/lib/dialyzer/test/behaviour_SUITE_data/src/vars_in_beh_spec.erl b/lib/dialyzer/test/behaviour_SUITE_data/src/vars_in_beh_spec.erl new file mode 100644 index 0000000000..dc75b30d0e --- /dev/null +++ b/lib/dialyzer/test/behaviour_SUITE_data/src/vars_in_beh_spec.erl @@ -0,0 +1,10 @@ +-module(vars_in_beh_spec). + +-behaviour(gen_server). + +-export([code_change/3]). + +-spec code_change(_, State, _) -> {ok, State}. + +code_change(_, State, _) -> + {ok, State}. diff --git a/lib/dialyzer/test/r9c_SUITE_data/results/inets b/lib/dialyzer/test/r9c_SUITE_data/results/inets index 6b16dba2ff..24cb39e52b 100644 --- a/lib/dialyzer/test/r9c_SUITE_data/results/inets +++ b/lib/dialyzer/test/r9c_SUITE_data/results/inets @@ -12,7 +12,6 @@ httpc_manager.erl:145: The pattern {ErrorReply, State2} can never match the type httpc_manager.erl:160: The pattern {ErrorReply, State2} can never match the type {{'ok',number()},number(),#state{reqid::number()}} httpc_manager.erl:478: The pattern {'error', Reason} can never match the type 'ok' | {number(),#session{clientclose::boolean(),pipeline::[],quelength::1}} httpc_manager.erl:490: The pattern {'error', Reason} can never match the type 'ok' | {number(),#session{clientclose::boolean(),pipeline::[],quelength::1}} -httpd.erl:583: The pattern <{'error', Reason}, _Fd, SoFar> can never match the type <[any()],pid(),[[any(),...]]> httpd_acceptor.erl:105: The pattern {'error', Reason} can never match the type {'ok',pid()} httpd_acceptor.erl:110: Function handle_connection_err/4 will never be called httpd_acceptor.erl:168: Function report_error/2 will never be called @@ -24,8 +23,7 @@ httpd_manager.erl:933: Function acceptor_status/1 will never be called httpd_request_handler.erl:374: The call httpd_response:send_status(Info::#mod{parsed_header::maybe_improper_list()},417,[32 | 66 | 98 | 100 | 103 | 105 | 111 | 116 | 121,...]) will never return since it differs in the 2nd argument from the success typing arguments: (#mod{socket_type::'ip_comm' | {'ssl',_}},100 | 301 | 304 | 400 | 401 | 403 | 404 | 412 | 414 | 416 | 500 | 501 | 503,any()) httpd_request_handler.erl:378: The call httpd_response:send_status(Info::#mod{parsed_header::maybe_improper_list()},417,[32 | 77 | 97 | 100 | 101 | 104 | 108 | 110 | 111 | 116 | 119,...]) will never return since it differs in the 2nd argument from the success typing arguments: (#mod{socket_type::'ip_comm' | {'ssl',_}},100 | 301 | 304 | 400 | 401 | 403 | 404 | 412 | 414 | 416 | 500 | 501 | 503,any()) httpd_request_handler.erl:401: The call httpd_response:send_status(Info::#mod{parsed_header::maybe_improper_list()},417,[32 | 77 | 97 | 100 | 101 | 104 | 108 | 110 | 111 | 116 | 119,...]) will never return since it differs in the 2nd argument from the success typing arguments: (#mod{socket_type::'ip_comm' | {'ssl',_}},100 | 301 | 304 | 400 | 401 | 403 | 404 | 412 | 414 | 416 | 500 | 501 | 503,any()) -httpd_request_handler.erl:644: The call lists:reverse(Fields0::{'error',_} | {'ok',_}) will never return since it differs in the 1st argument from the success typing arguments: ([any()]) -httpd_request_handler.erl:645: Function will never be called +httpd_request_handler.erl:649: Guard test [{_,_}] =:= Trailers::nonempty_string() can never succeed httpd_sup.erl:63: The variable Else can never match since previous clauses completely covered the type {'error',_} | {'ok',[any()],_,_} httpd_sup.erl:88: The pattern {'error', Reason} can never match the type {'ok',_,_} httpd_sup.erl:92: The variable Else can never match since previous clauses completely covered the type {'ok',_,_} @@ -40,10 +38,10 @@ mod_dir.erl:72: The pattern {'error', Reason} can never match the type {'ok',[[[ mod_get.erl:135: The pattern <{'enfile', _}, _Info, Path> can never match the type <atom(),#mod{},atom() | binary() | [atom() | [any()] | char()]> mod_head.erl:80: The pattern <{'enfile', _}, _Info, Path> can never match the type <atom(),#mod{},atom() | binary() | [atom() | [any()] | char()]> mod_htaccess.erl:460: The pattern {'error', BadData} can never match the type {'ok',_} -mod_include.erl:193: The pattern {_, Name, {[], []}} can never match the type {[any()],[any()],string()} -mod_include.erl:195: The pattern {_, Name, {PathInfo, []}} can never match the type {[any()],[any()],string()} -mod_include.erl:197: The pattern {_, Name, {PathInfo, QueryString}} can never match the type {[any()],[any()],string()} -mod_include.erl:201: The variable Gurka can never match since previous clauses completely covered the type {[any()],[any()],string()} +mod_include.erl:193: The pattern {_, Name, {[], []}} can never match the type {[any()],[any()],maybe_improper_list()} +mod_include.erl:195: The pattern {_, Name, {PathInfo, []}} can never match the type {[any()],[any()],maybe_improper_list()} +mod_include.erl:197: The pattern {_, Name, {PathInfo, QueryString}} can never match the type {[any()],[any()],maybe_improper_list()} +mod_include.erl:201: The variable Gurka can never match since previous clauses completely covered the type {[any()],[any()],maybe_improper_list()} mod_include.erl:692: The pattern <{'read', Reason}, Info, Path> can never match the type <{'open',atom()},#mod{},atom() | binary() | [atom() | [any()] | char()]> mod_include.erl:706: The pattern <{'enfile', _}, _Info, Path> can never match the type <atom(),#mod{},atom() | binary() | [atom() | [any()] | char()]> mod_include.erl:716: Function read_error/3 will never be called diff --git a/lib/dialyzer/test/small_SUITE_data/src/maybe_improper.erl b/lib/dialyzer/test/small_SUITE_data/src/maybe_improper.erl new file mode 100644 index 0000000000..1743d81493 --- /dev/null +++ b/lib/dialyzer/test/small_SUITE_data/src/maybe_improper.erl @@ -0,0 +1,7 @@ +-module(maybe_improper). + +-export([s/1]). + +-spec s(maybe_improper_list(X,Y)) -> {[X], maybe_improper_list(X,Y)}. +s(A) -> + lists:split(2,A). diff --git a/lib/dialyzer/test/underspecs_SUITE_data/dialyzer_options b/lib/dialyzer/test/underspecs_SUITE_data/dialyzer_options new file mode 100644 index 0000000000..f7197ac30f --- /dev/null +++ b/lib/dialyzer/test/underspecs_SUITE_data/dialyzer_options @@ -0,0 +1 @@ +{dialyzer_options, [{warnings, [underspecs]}]}. diff --git a/lib/dialyzer/test/underspecs_SUITE_data/results/remote b/lib/dialyzer/test/underspecs_SUITE_data/results/remote new file mode 100644 index 0000000000..1e0cda3bde --- /dev/null +++ b/lib/dialyzer/test/underspecs_SUITE_data/results/remote @@ -0,0 +1,9 @@ + +remotes1.erl:17: The specification for remotes1:foo5/1 states that the function might also return 'ko' but the inferred return is 'ok' +remotes1.erl:20: Type specification remotes1:foo6('ok' | 'ko') -> 'ok' is a supertype of the success typing: remotes1:foo6('ok') -> 'ok' +remotes1.erl:25: The specification for remotes1:foo7/1 states that the function might also return 'ko' but the inferred return is 'ok' +remotes1.erl:28: Type specification remotes1:foo8(local_type_42()) -> 'ok' is a supertype of the success typing: remotes1:foo8('ok') -> 'ok' +remotes1.erl:33: The specification for remotes1:foo9/1 states that the function might also return 'ko' but the inferred return is 'ok' +remotes1.erl:36: Type specification remotes1:foo10(local_and_known_remote_type_42()) -> 'ok' is a supertype of the success typing: remotes1:foo10('ok') -> 'ok' +remotes1.erl:49: Type specification remotes1:foo13('ok') -> local_and_unknown_remote_type_42() is a supertype of the success typing: remotes1:foo13('ok') -> 'ok' +remotes1.erl:52: Type specification remotes1:foo14(local_and_unknown_remote_type_42()) -> 'ok' is a supertype of the success typing: remotes1:foo14('ok') -> 'ok' diff --git a/lib/dialyzer/test/underspecs_SUITE_data/src/remote/remotes1.erl b/lib/dialyzer/test/underspecs_SUITE_data/src/remote/remotes1.erl new file mode 100644 index 0000000000..b722495095 --- /dev/null +++ b/lib/dialyzer/test/underspecs_SUITE_data/src/remote/remotes1.erl @@ -0,0 +1,61 @@ +-module(remotes1). + +-compile(export_all). + +-spec foo1(some_unknown_remote:type42()) -> ok. +foo1(ok) -> ok. + +-spec foo2(ok) -> some_unknown_remote:type42(). +foo2(ok) -> ok. + +-spec foo3(some_known_remote:type42()) -> ok. +foo3(ok) -> ok. + +-spec foo4(ok) -> some_known_remote:type42(). +foo4(ok) -> ok. + +-spec foo5(ok|ko) -> ok|ko. +foo5(ok) -> ok. + +-spec foo6(ok|ko) -> ok. +foo6(ok) -> ok. + +-type local_type_42() :: ok | ko. + +-spec foo7(ok) -> local_type_42(). +foo7(ok) -> ok. + +-spec foo8(local_type_42()) -> ok. +foo8(ok) -> ok. + +-type local_and_known_remote_type_42() :: some_known_remote:type42() | ok | ko. + +-spec foo9(ok) -> local_and_known_remote_type_42(). +foo9(ok) -> ok. + +-spec foo10(local_and_known_remote_type_42()) -> ok. +foo10(ok) -> ok. + +-type local_and_ok_known_remote_type_42() :: some_known_remote:type42() | ok. + +-spec foo11(ok) -> local_and_ok_known_remote_type_42(). +foo11(ok) -> ok. + +-spec foo12(local_and_ok_known_remote_type_42()) -> ok. +foo12(ok) -> ok. + +-type local_and_unknown_remote_type_42() :: some_unknown_remote:type42() | ok | ko. + +-spec foo13(ok) -> local_and_unknown_remote_type_42(). +foo13(ok) -> ok. + +-spec foo14(local_and_unknown_remote_type_42()) -> ok. +foo14(ok) -> ok. + +-type local_and_ok_unknown_remote_type_42() :: some_unknown_remote:type42() | ok. + +-spec foo15(ok) -> local_and_ok_unknown_remote_type_42(). +foo15(ok) -> ok. + +-spec foo16(local_and_ok_unknown_remote_type_42()) -> ok. +foo16(ok) -> ok. diff --git a/lib/dialyzer/test/underspecs_SUITE_data/src/remote/some_known_remote.erl b/lib/dialyzer/test/underspecs_SUITE_data/src/remote/some_known_remote.erl new file mode 100644 index 0000000000..437f1e7826 --- /dev/null +++ b/lib/dialyzer/test/underspecs_SUITE_data/src/remote/some_known_remote.erl @@ -0,0 +1,5 @@ +-module(some_known_remote). + +-export_type([type42/0]). + +-type type42() :: ok | ko. |