diff options
Diffstat (limited to 'lib/compiler/test/trycatch_SUITE.erl')
| -rw-r--r-- | lib/compiler/test/trycatch_SUITE.erl | 845 |
1 files changed, 583 insertions, 262 deletions
diff --git a/lib/compiler/test/trycatch_SUITE.erl b/lib/compiler/test/trycatch_SUITE.erl index 4530d08c77..1b7ef4ddb0 100644 --- a/lib/compiler/test/trycatch_SUITE.erl +++ b/lib/compiler/test/trycatch_SUITE.erl @@ -1,18 +1,19 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2003-2012. All Rights Reserved. +%% Copyright Ericsson AB 2003-2018. All Rights Reserved. %% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. -%% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. %% %% %CopyrightEnd% %% @@ -24,25 +25,29 @@ catch_oops/1,after_oops/1,eclectic/1,rethrow/1, nested_of/1,nested_catch/1,nested_after/1, nested_horrid/1,last_call_optimization/1,bool/1, - plain_catch_coverage/1,andalso_orelse/1,get_in_try/1]). + plain_catch_coverage/1,andalso_orelse/1,get_in_try/1, + hockey/1,handle_info/1,catch_in_catch/1,grab_bag/1, + stacktrace/1,nested_stacktrace/1,raise/1]). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - test_lib:recompile(?MODULE), [{group,p}]. groups() -> - [{p,test_lib:parallel(), + [{p,[parallel], [basic,lean_throw,try_of,try_after,catch_oops, after_oops,eclectic,rethrow,nested_of,nested_catch, nested_after,nested_horrid,last_call_optimization, - bool,plain_catch_coverage,andalso_orelse,get_in_try]}]. + bool,plain_catch_coverage,andalso_orelse,get_in_try, + hockey,handle_info,catch_in_catch,grab_bag, + stacktrace,nested_stacktrace,raise]}]. init_per_suite(Config) -> + test_lib:recompile(?MODULE), Config. end_per_suite(_Config) -> @@ -57,32 +62,32 @@ end_per_group(_GroupName, Config) -> basic(Conf) when is_list(Conf) -> - ?line 2 = + 2 = try my_div(4, 2) catch Class:Reason -> {Class,Reason} end, - ?line error = + error = try my_div(1, 0) catch error:badarith -> error end, - ?line error = + error = try 1.0 / zero() catch error:badarith -> error end, - ?line ok = + ok = try my_add(53, atom) catch error:badarith -> ok end, - ?line exit_nisse = + exit_nisse = try exit(nisse) catch exit:nisse -> exit_nisse end, - ?line ok = + ok = try throw(kalle) catch kalle -> ok @@ -91,27 +96,37 @@ basic(Conf) when is_list(Conf) -> %% Try some stuff where the compiler will optimize away the try. V = id({a,variable}), - ?line V = try V catch nisse -> error end, - ?line 42 = try 42 catch nisse -> error end, - ?line [V] = try [V] catch nisse -> error end, - ?line {ok,V} = try {ok,V} catch nisse -> error end, + V = try V catch nisse -> error end, + 42 = try 42 catch nisse -> error end, + [V] = try [V] catch nisse -> error end, + {ok,V} = try {ok,V} catch nisse -> error end, %% Same idea, but use an after too. - ?line V = try V catch nisse -> error after after_call() end, - ?line after_clean(), - ?line 42 = try 42 after after_call() end, - ?line after_clean(), - ?line [V] = try [V] catch nisse -> error after after_call() end, - ?line after_clean(), - ?line {ok,V} = try {ok,V} after after_call() end, + V = try V catch nisse -> error after after_call() end, + after_clean(), + 42 = try 42 after after_call() end, + after_clean(), + [V] = try [V] catch nisse -> error after after_call() end, + after_clean(), + {ok,V} = try {ok,V} after after_call() end, %% Try/of - ?line ok = try V of - {a,variable} -> ok - catch nisse -> erro - end, - + ok = try V of + {a,variable} -> ok + catch nisse -> erro + end, + + %% Unmatchable clauses. + try + throw(thrown) + catch + {a,b}={a,b,c} -> %Intentionally no match. + ok; + thrown -> + ok + end, + ok. after_call() -> @@ -122,24 +137,24 @@ after_clean() -> lean_throw(Conf) when is_list(Conf) -> - ?line {throw,kalle} = + {throw,kalle} = try throw(kalle) catch Kalle -> {throw,Kalle} end, - ?line {exit,kalle} = + {exit,kalle} = try exit(kalle) catch Throw1 -> {throw,Throw1}; exit:Reason1 -> {exit,Reason1} end, - ?line {exit,kalle} = + {exit,kalle} = try exit(kalle) catch exit:Reason2 -> {exit,Reason2}; Throw2 -> {throw,Throw2} end, - ?line {exit,kalle} = + {exit,kalle} = try try exit(kalle) catch Throw3 -> {throw,Throw3} @@ -152,25 +167,25 @@ lean_throw(Conf) when is_list(Conf) -> try_of(Conf) when is_list(Conf) -> - ?line {ok,{some,content}} = + {ok,{some,content}} = try_of_1({value,{good,{some,content}}}), - ?line {error,[other,content]} = + {error,[other,content]} = try_of_1({value,{bad,[other,content]}}), - ?line {caught,{exit,{ex,it,[reason]}}} = + {caught,{exit,{ex,it,[reason]}}} = try_of_1({exit,{ex,it,[reason]}}), - ?line {caught,{throw,[term,{in,a,{tuple}}]}} = + {caught,{throw,[term,{in,a,{tuple}}]}} = try_of_1({throw,[term,{in,a,{tuple}}]}), - ?line {caught,{error,[bad,arg]}} = + {caught,{error,[bad,arg]}} = try_of_1({error,[bad,arg]}), - ?line {caught,{error,badarith}} = + {caught,{error,badarith}} = try_of_1({'div',{1,0}}), - ?line {caught,{error,badarith}} = + {caught,{error,badarith}} = try_of_1({'add',{a,0}}), - ?line {caught,{error,badarg}} = + {caught,{error,badarg}} = try_of_1({'abs',x}), - ?line {caught,{error,function_clause}} = + {caught,{error,function_clause}} = try_of_1(illegal), - ?line {error,{try_clause,{some,other_garbage}}} = + {error,{try_clause,{some,other_garbage}}} = try try_of_1({value,{some,other_garbage}}) catch error:Reason -> {error,Reason} end, @@ -188,29 +203,29 @@ try_of_1(X) -> try_after(Conf) when is_list(Conf) -> - ?line {{ok,[some,value],undefined},finalized} = + {{ok,[some,value],undefined},finalized} = try_after_1({value,{ok,[some,value]}},finalized), - ?line {{error,badarith,undefined},finalized} = + {{error,badarith,undefined},finalized} = try_after_1({'div',{1,0}},finalized), - ?line {{error,badarith,undefined},finalized} = + {{error,badarith,undefined},finalized} = try_after_1({'add',{1,a}},finalized), - ?line {{error,badarg,undefined},finalized} = + {{error,badarg,undefined},finalized} = try_after_1({'abs',a},finalized), - ?line {{error,[the,{reason}],undefined},finalized} = + {{error,[the,{reason}],undefined},finalized} = try_after_1({error,[the,{reason}]},finalized), - ?line {{throw,{thrown,[reason]},undefined},finalized} = + {{throw,{thrown,[reason]},undefined},finalized} = try_after_1({throw,{thrown,[reason]}},finalized), - ?line {{exit,{exited,{reason}},undefined},finalized} = + {{exit,{exited,{reason}},undefined},finalized} = try_after_1({exit,{exited,{reason}}},finalized), - ?line {{error,function_clause,undefined},finalized} = + {{error,function_clause,undefined},finalized} = try_after_1(function_clause,finalized), - ?line ok = + ok = try try_after_1({'add',{1,1}}, finalized) catch error:{try_clause,2} -> ok end, - ?line finalized = erase(try_after), - ?line ok = + finalized = erase(try_after), + ok = try try foo({exit,[reaso,{n}]}) after put(try_after, finalized) end @@ -239,7 +254,7 @@ try_after_1(X, Y) -> after_bind(Conf) when is_list(Conf) -> V = [make_ref(),self()|value], - ?line {value,{value,V}} = + {value,{value,V}} = after_bind_1({value,V}, V, {value,V}), ok. @@ -266,12 +281,12 @@ after_bind_1(X, V, Y) -> catch_oops(Conf) when is_list(Conf) -> V = {v,[a,l|u],{e},self()}, - ?line {value,V} = catch_oops_1({value,V}), - ?line {value,1} = catch_oops_1({'div',{1,1}}), - ?line {error,badarith} = catch_oops_1({'div',{1,0}}), - ?line {error,function_clause} = catch_oops_1(function_clause), - ?line {throw,V} = catch_oops_1({throw,V}), - ?line {exit,V} = catch_oops_1({exit,V}), + {value,V} = catch_oops_1({value,V}), + {value,1} = catch_oops_1({'div',{1,1}}), + {error,badarith} = catch_oops_1({'div',{1,0}}), + {error,function_clause} = catch_oops_1(function_clause), + {throw,V} = catch_oops_1({throw,V}), + {exit,V} = catch_oops_1({exit,V}), ok. catch_oops_1(X) -> @@ -290,10 +305,10 @@ catch_oops_1(X) -> after_oops(Conf) when is_list(Conf) -> V = {self(),make_ref()}, - ?line {{value,V},V} = after_oops_1({value,V}, {value,V}), - ?line {{exit,V},V} = after_oops_1({exit,V}, {value,V}), - ?line {{error,V},undefined} = after_oops_1({value,V}, {error,V}), - ?line {{error,function_clause},undefined} = + {{value,V},V} = after_oops_1({value,V}, {value,V}), + {{exit,V},V} = after_oops_1({exit,V}, {value,V}), + {{error,V},undefined} = after_oops_1({value,V}, {error,V}), + {{error,function_clause},undefined} = after_oops_1({exit,V}, function_clause), ok. @@ -314,39 +329,39 @@ after_oops_1(X, Y) -> eclectic(Conf) when is_list(Conf) -> V = {make_ref(),3.1415926535,[[]|{}]}, - ?line {{value,{value,V},V},V} = + {{value,{value,V},V},V} = eclectic_1({foo,{value,{value,V}}}, undefined, {value,V}), - ?line {{'EXIT',{V,[{?MODULE,foo,1,_}|_]}},V} = + {{'EXIT',{V,[{?MODULE,foo,1,_}|_]}},V} = eclectic_1({catch_foo,{error,V}}, undefined, {value,V}), - ?line {{error,{exit,V},{'EXIT',V}},V} = + {{error,{exit,V},{'EXIT',V}},V} = eclectic_1({foo,{error,{exit,V}}}, error, {value,V}), - ?line {{value,{value,V},V}, - {'EXIT',{badarith,[{?MODULE,my_add,2,_}|_]}}} = + {{value,{value,V},V}, + {'EXIT',{badarith,[{erlang,'+',[0,a],_},{?MODULE,my_add,2,_}|_]}}} = eclectic_1({foo,{value,{value,V}}}, undefined, {'add',{0,a}}), - ?line {{'EXIT',V},V} = + {{'EXIT',V},V} = eclectic_1({catch_foo,{exit,V}}, undefined, {throw,V}), - ?line {{error,{'div',{1,0}},{'EXIT',{badarith,[{?MODULE,my_div,2,_}|_]}}}, + {{error,{'div',{1,0}},{'EXIT',{badarith,[{erlang,'div',[1,0],_},{?MODULE,my_div,2,_}|_]}}}, {'EXIT',V}} = eclectic_1({foo,{error,{'div',{1,0}}}}, error, {exit,V}), - ?line {{{error,V},{'EXIT',{V,[{?MODULE,foo,1,_}|_]}}}, + {{{error,V},{'EXIT',{V,[{?MODULE,foo,1,_}|_]}}}, {'EXIT',V}} = eclectic_1({catch_foo,{throw,{error,V}}}, undefined, {exit,V}), %% - ?line {{value,{value,{value,V},V}},V} = + {{value,{value,{value,V},V}},V} = eclectic_2({value,{value,V}}, undefined, {value,V}), - ?line {{value,{throw,{value,V},V}},V} = + {{value,{throw,{value,V},V}},V} = eclectic_2({throw,{value,V}}, throw, {value,V}), - ?line {{caught,{'EXIT',V}},undefined} = + {{caught,{'EXIT',V}},undefined} = eclectic_2({value,{value,V}}, undefined, {exit,V}), - ?line {{caught,{'EXIT',{V,[{?MODULE,foo,1,_}|_]}}},undefined} = + {{caught,{'EXIT',{V,[{?MODULE,foo,1,_}|_]}}},undefined} = eclectic_2({error,{value,V}}, throw, {error,V}), - ?line {{caught,{'EXIT',{badarg,[{erlang,abs,[V],_}|_]}}},V} = + {{caught,{'EXIT',{badarg,[{erlang,abs,[V],_}|_]}}},V} = eclectic_2({value,{'abs',V}}, undefined, {value,V}), - ?line {{caught,{'EXIT',{badarith,[{?MODULE,my_add,2,_}|_]}}},V} = + {{caught,{'EXIT',{badarith,[{erlang,'+',[0,a],_},{?MODULE,my_add,2,_}|_]}}},V} = eclectic_2({exit,{'add',{0,a}}}, exit, {value,V}), - ?line {{caught,{'EXIT',V}},undefined} = + {{caught,{'EXIT',V}},undefined} = eclectic_2({value,{error,V}}, undefined, {exit,V}), - ?line {{caught,{'EXIT',{V,[{?MODULE,foo,1,_}|_]}}},undefined} = + {{caught,{'EXIT',{V,[{?MODULE,foo,1,_}|_]}}},undefined} = eclectic_2({throw,{'div',{1,0}}}, throw, {error,V}), ok. @@ -374,44 +389,44 @@ eclectic_2(X, C, Y) -> Catch = case catch - {Done, - try foo(X) of - V -> {value,V,foo(V)} - catch - C:D -> {C,D,foo(D)} - after - put(eclectic, foo(Y)) - end} of - {Done,Z} -> {value,Z}; - Z -> {caught,Z} - end, + {Done, + try foo(X) of + V -> {value,V,foo(V)} + catch + C:D -> {C,D,foo(D)} + after + put(eclectic, foo(Y)) + end} of + {Done,Z} -> {value,Z}; + Z -> {caught,Z} + end, {Catch,erase(eclectic)}. rethrow(Conf) when is_list(Conf) -> V = {a,[b,{c,self()},make_ref]}, - ?line {value2,value1} = + {value2,value1} = rethrow_1({value,V}, V), - ?line {caught2,{error,V}} = + {caught2,{error,V}} = rethrow_2({error,V}, undefined), - ?line {caught2,{exit,V}} = + {caught2,{exit,V}} = rethrow_1({exit,V}, error), - ?line {caught2,{throw,V}} = + {caught2,{throw,V}} = rethrow_1({throw,V}, undefined), - ?line {caught2,{throw,V}} = + {caught2,{throw,V}} = rethrow_2({throw,V}, undefined), - ?line {caught2,{error,badarith}} = + {caught2,{error,badarith}} = rethrow_1({'add',{0,a}}, throw), - ?line {caught2,{error,function_clause}} = + {caught2,{error,function_clause}} = rethrow_2(function_clause, undefined), - ?line {caught2,{error,{try_clause,V}}} = + {caught2,{error,{try_clause,V}}} = rethrow_1({value,V}, exit), - ?line {value2,{caught1,V}} = + {value2,{caught1,V}} = rethrow_1({error,V}, error), - ?line {value2,{caught1,V}} = + {value2,{caught1,V}} = rethrow_1({exit,V}, exit), - ?line {value2,caught1} = + {value2,caught1} = rethrow_2({throw,V}, V), ok. @@ -441,91 +456,91 @@ rethrow_2(X, C1) -> nested_of(Conf) when is_list(Conf) -> V = {[self()|make_ref()],1.4142136}, - ?line {{value,{value1,{V,x2}}}, - {V,x3}, - {V,x4}, - finalized} = + {{value,{value1,{V,x2}}}, + {V,x3}, + {V,x4}, + finalized} = nested_of_1({{value,{V,x1}},void,{V,x1}}, {value,{V,x2}}, {value,{V,x3}}, {value,{V,x4}}), - ?line {{caught,{throw,{V,x2}}}, - {V,x3}, - {V,x4}, - finalized} = + {{caught,{throw,{V,x2}}}, + {V,x3}, + {V,x4}, + finalized} = nested_of_1({{value,{V,x1}},void,{V,x1}}, {throw,{V,x2}}, {value,{V,x3}}, {value,{V,x4}}), - ?line {{caught,{error,badarith}}, - undefined, - {V,x4}, - finalized} = + {{caught,{error,badarith}}, + undefined, + {V,x4}, + finalized} = nested_of_1({{value,{V,x1}},void,{V,x1}}, {throw,{V,x2}}, {'div',{1,0}}, {value,{V,x4}}), - ?line {{caught,{error,badarith}}, - undefined, - undefined, - finalized} = + {{caught,{error,badarith}}, + undefined, + undefined, + finalized} = nested_of_1({{value,{V,x1}},void,{V,x1}}, {throw,{V,x2}}, {'div',{1,0}}, {'add',{0,b}}), %% - ?line {{caught,{error,{try_clause,{V,x1}}}}, - {V,x3}, - {V,x4}, - finalized} = + {{caught,{error,{try_clause,{V,x1}}}}, + {V,x3}, + {V,x4}, + finalized} = nested_of_1({{value,{V,x1}},void,try_clause}, void, {value,{V,x3}}, {value,{V,x4}}), - ?line {{caught,{exit,{V,x3}}}, - undefined, - {V,x4}, - finalized} = + {{caught,{exit,{V,x3}}}, + undefined, + {V,x4}, + finalized} = nested_of_1({{value,{V,x1}},void,try_clause}, void, {exit,{V,x3}}, {value,{V,x4}}), - ?line {{caught,{throw,{V,x4}}}, - undefined, - undefined, - finalized} = + {{caught,{throw,{V,x4}}}, + undefined, + undefined, + finalized} = nested_of_1({{value,{V,x1}},void,try_clause}, void, {exit,{V,x3}}, {throw,{V,x4}}), %% - ?line {{value,{caught1,{V,x2}}}, - {V,x3}, - {V,x4}, - finalized} = + {{value,{caught1,{V,x2}}}, + {V,x3}, + {V,x4}, + finalized} = nested_of_1({{error,{V,x1}},error,{V,x1}}, {value,{V,x2}}, {value,{V,x3}}, {value,{V,x4}}), - ?line {{caught,{error,badarith}}, - {V,x3}, - {V,x4}, - finalized} = + {{caught,{error,badarith}}, + {V,x3}, + {V,x4}, + finalized} = nested_of_1({{error,{V,x1}},error,{V,x1}}, {'add',{1,c}}, {value,{V,x3}}, {value,{V,x4}}), - ?line {{caught,{error,badarith}}, - undefined, - {V,x4}, - finalized} = + {{caught,{error,badarith}}, + undefined, + {V,x4}, + finalized} = nested_of_1({{error,{V,x1}},error,{V,x1}}, {'add',{1,c}}, {'div',{17,0}}, {value,{V,x4}}), - ?line {{caught,{error,badarg}}, - undefined, - undefined, - finalized} = + {{caught,{error,badarg}}, + undefined, + undefined, + finalized} = nested_of_1({{error,{V,x1}},error,{V,x1}}, {'add',{1,c}}, {'div',{17,0}}, {'abs',V}), %% - ?line {{caught,{error,badarith}}, - {V,x3}, - {V,x4}, - finalized} = + {{caught,{error,badarith}}, + {V,x3}, + {V,x4}, + finalized} = nested_of_1({{'add',{2,c}},rethrow,void}, void, {value,{V,x3}}, {value,{V,x4}}), - ?line {{caught,{error,badarg}}, - undefined, - {V,x4}, - finalized} = + {{caught,{error,badarg}}, + undefined, + {V,x4}, + finalized} = nested_of_1({{'add',{2,c}},rethrow,void}, void, {'abs',V}, {value,{V,x4}}), - ?line {{caught,{error,function_clause}}, - undefined, - undefined, - finalized} = + {{caught,{error,function_clause}}, + undefined, + undefined, + finalized} = nested_of_1({{'add',{2,c}},rethrow,void}, void, {'abs',V}, function_clause), ok. @@ -566,93 +581,93 @@ nested_of_1({X1,C1,V1}, nested_catch(Conf) when is_list(Conf) -> V = {[make_ref(),1.4142136,self()]}, - ?line {{value,{value1,{V,x2}}}, - {V,x3}, - {V,x4}, - finalized} = + {{value,{value1,{V,x2}}}, + {V,x3}, + {V,x4}, + finalized} = nested_catch_1({{value,{V,x1}},void,{V,x1}}, - {value,{V,x2}}, {value,{V,x3}}, {value,{V,x4}}), - ?line {{caught,{throw,{V,x2}}}, - {V,x3}, - {V,x4}, - finalized} = + {value,{V,x2}}, {value,{V,x3}}, {value,{V,x4}}), + {{caught,{throw,{V,x2}}}, + {V,x3}, + {V,x4}, + finalized} = nested_catch_1({{value,{V,x1}},void,{V,x1}}, - {throw,{V,x2}}, {value,{V,x3}}, {value,{V,x4}}), - ?line {{caught,{error,badarith}}, - undefined, - {V,x4}, - finalized} = + {throw,{V,x2}}, {value,{V,x3}}, {value,{V,x4}}), + {{caught,{error,badarith}}, + undefined, + {V,x4}, + finalized} = nested_catch_1({{value,{V,x1}},void,{V,x1}}, - {throw,{V,x2}}, {'div',{1,0}}, {value,{V,x4}}), - ?line {{caught,{error,badarith}}, - undefined, - undefined, - finalized} = + {throw,{V,x2}}, {'div',{1,0}}, {value,{V,x4}}), + {{caught,{error,badarith}}, + undefined, + undefined, + finalized} = nested_catch_1({{value,{V,x1}},void,{V,x1}}, - {throw,{V,x2}}, {'div',{1,0}}, {'add',{0,b}}), + {throw,{V,x2}}, {'div',{1,0}}, {'add',{0,b}}), %% - ?line {{caught,{error,{try_clause,{V,x1}}}}, - {V,x3}, - {V,x4}, - finalized} = + {{caught,{error,{try_clause,{V,x1}}}}, + {V,x3}, + {V,x4}, + finalized} = nested_catch_1({{value,{V,x1}},void,try_clause}, - void, {value,{V,x3}}, {value,{V,x4}}), - ?line {{caught,{exit,{V,x3}}}, - undefined, - {V,x4}, - finalized} = + void, {value,{V,x3}}, {value,{V,x4}}), + {{caught,{exit,{V,x3}}}, + undefined, + {V,x4}, + finalized} = nested_catch_1({{value,{V,x1}},void,try_clause}, - void, {exit,{V,x3}}, {value,{V,x4}}), - ?line {{caught,{throw,{V,x4}}}, - undefined, - undefined, - finalized} = + void, {exit,{V,x3}}, {value,{V,x4}}), + {{caught,{throw,{V,x4}}}, + undefined, + undefined, + finalized} = nested_catch_1({{value,{V,x1}},void,try_clause}, - void, {exit,{V,x3}}, {throw,{V,x4}}), + void, {exit,{V,x3}}, {throw,{V,x4}}), %% - ?line {{value,{caught1,{V,x2}}}, - {V,x3}, - {V,x4}, - finalized} = + {{value,{caught1,{V,x2}}}, + {V,x3}, + {V,x4}, + finalized} = nested_catch_1({{error,{V,x1}},error,{V,x1}}, - {value,{V,x2}}, {value,{V,x3}}, {value,{V,x4}}), - ?line {{caught,{error,badarith}}, - {V,x3}, - {V,x4}, - finalized} = + {value,{V,x2}}, {value,{V,x3}}, {value,{V,x4}}), + {{caught,{error,badarith}}, + {V,x3}, + {V,x4}, + finalized} = nested_catch_1({{error,{V,x1}},error,{V,x1}}, - {'add',{1,c}}, {value,{V,x3}}, {value,{V,x4}}), - ?line {{caught,{error,badarith}}, - undefined, - {V,x4}, - finalized} = + {'add',{1,c}}, {value,{V,x3}}, {value,{V,x4}}), + {{caught,{error,badarith}}, + undefined, + {V,x4}, + finalized} = nested_catch_1({{error,{V,x1}},error,{V,x1}}, - {'add',{1,c}}, {'div',{17,0}}, {value,{V,x4}}), - ?line {{caught,{error,badarg}}, - undefined, - undefined, - finalized} = + {'add',{1,c}}, {'div',{17,0}}, {value,{V,x4}}), + {{caught,{error,badarg}}, + undefined, + undefined, + finalized} = nested_catch_1({{error,{V,x1}},error,{V,x1}}, - {'add',{1,c}}, {'div',{17,0}}, {'abs',V}), + {'add',{1,c}}, {'div',{17,0}}, {'abs',V}), %% - ?line {{caught,{error,badarith}}, - {V,x3}, - {V,x4}, - finalized} = + {{caught,{error,badarith}}, + {V,x3}, + {V,x4}, + finalized} = nested_catch_1({{'add',{2,c}},rethrow,void}, - void, {value,{V,x3}}, {value,{V,x4}}), - ?line {{caught,{error,badarg}}, - undefined, - {V,x4}, - finalized} = + void, {value,{V,x3}}, {value,{V,x4}}), + {{caught,{error,badarg}}, + undefined, + {V,x4}, + finalized} = nested_catch_1({{'add',{2,c}},rethrow,void}, - void, {'abs',V}, {value,{V,x4}}), - ?line {{caught,{error,function_clause}}, - undefined, - undefined, - finalized} = + void, {'abs',V}, {value,{V,x4}}), + {{caught,{error,function_clause}}, + undefined, + undefined, + finalized} = nested_catch_1({{'add',{2,c}},rethrow,void}, - void, {'abs',V}, function_clause), + void, {'abs',V}, function_clause), ok. nested_catch_1({X1,C1,V1}, @@ -691,64 +706,64 @@ nested_catch_1({X1,C1,V1}, nested_after(Conf) when is_list(Conf) -> V = [{make_ref(),1.4142136,self()}], - ?line {value, + {value, {V,x3}, {value1,{V,x2}}, finalized} = nested_after_1({{value,{V,x1}},void,{V,x1}}, {value,{V,x2}}, {value,{V,x3}}), - ?line {{caught,{error,{V,x2}}}, + {{caught,{error,{V,x2}}}, {V,x3}, undefined, finalized} = nested_after_1({{value,{V,x1}},void,{V,x1}}, {error,{V,x2}}, {value,{V,x3}}), - ?line {{caught,{exit,{V,x3}}}, + {{caught,{exit,{V,x3}}}, undefined, undefined, finalized} = nested_after_1({{value,{V,x1}},void,{V,x1}}, {error,{V,x2}}, {exit,{V,x3}}), %% - ?line {{caught,{error,{try_clause,{V,x1}}}}, + {{caught,{error,{try_clause,{V,x1}}}}, {V,x3}, undefined, finalized} = nested_after_1({{value,{V,x1}},void,try_clause}, void, {value,{V,x3}}), - ?line {{caught,{error,badarith}}, + {{caught,{error,badarith}}, undefined, undefined, finalized} = nested_after_1({{value,{V,x1}},void,try_clause}, void, {'div',{17,0}}), %% - ?line {value, + {value, {V,x3}, {caught1,{V,x2}}, finalized} = nested_after_1({{throw,{V,x1}},throw,{V,x1}}, {value,{V,x2}}, {value,{V,x3}}), - ?line {{caught,{error,badarith}}, + {{caught,{error,badarith}}, {V,x3}, undefined, finalized} = nested_after_1({{throw,{V,x1}},throw,{V,x1}}, {'add',{a,b}}, {value,{V,x3}}), - ?line {{caught,{error,badarg}}, + {{caught,{error,badarg}}, undefined, undefined, finalized} = nested_after_1({{throw,{V,x1}},throw,{V,x1}}, {'add',{a,b}}, {'abs',V}), %% - ?line {{caught,{throw,{V,x1}}}, + {{caught,{throw,{V,x1}}}, {V,x3}, undefined, finalized} = nested_after_1({{throw,{V,x1}},rethrow,void}, void, {value,{V,x3}}), - ?line {{caught,{error,badarith}}, + {{caught,{error,badarith}}, undefined, undefined, finalized} = @@ -790,7 +805,6 @@ nested_after_1({X1,C1,V1}, nested_horrid(Config) when is_list(Config) -> - _V = {make_ref(),nested_horrid,4.711}, {[true,true],{[true,1.0],1.0}} = nested_horrid_1({true,void,void}, 1.0), ok. @@ -841,12 +855,12 @@ my_abs(X) -> abs(X). last_call_optimization(Config) when is_list(Config) -> - ?line error = in_tail(dum), - ?line StkSize0 = in_tail(0), - ?line StkSize = in_tail(50000), + error = in_tail(dum), + StkSize0 = in_tail(0), + StkSize = in_tail(50000), io:format("StkSize0 = ~p", [StkSize0]), io:format("StkSize = ~p", [StkSize]), - ?line StkSize = StkSize0, + StkSize = StkSize0, ok. in_tail(E) -> @@ -889,20 +903,20 @@ do_bool(A0, B) -> plain_catch_coverage(Config) when is_list(Config) -> %% Cover some code in beam_block:alloc_may_pass/1. - ?line {a,[42]} = do_plain_catch_list(42). + {a,[42]} = do_plain_catch_list(42). do_plain_catch_list(X) -> B = [X], catch id({a,B}). andalso_orelse(Config) when is_list(Config) -> - ?line {2,{a,42}} = andalso_orelse_1(true, {a,42}), - ?line {b,{b}} = andalso_orelse_1(false, {b}), - ?line {catched,no_tuple} = andalso_orelse_1(false, no_tuple), + {2,{a,42}} = andalso_orelse_1(true, {a,42}), + {b,{b}} = andalso_orelse_1(false, {b}), + {catched,no_tuple} = andalso_orelse_1(false, no_tuple), - ?line ok = andalso_orelse_2({type,[a]}), - ?line also_ok = andalso_orelse_2({type,[]}), - ?line also_ok = andalso_orelse_2({type,{a}}), + ok = andalso_orelse_2({type,[a]}), + also_ok = andalso_orelse_2({type,[]}), + also_ok = andalso_orelse_2({type,{a}}), ok. andalso_orelse_1(A, B) -> @@ -917,8 +931,6 @@ andalso_orelse_1(A, B) -> catched end,B}. -id(I) -> I. - andalso_orelse_2({Type,Keyval}) -> try if is_atom(Type) andalso length(Keyval) > 0 -> ok; @@ -944,3 +956,312 @@ get_valid_line([_|T]=Path, Annotations) -> _:not_found -> get_valid_line(T, Annotations) end. + +hockey(_) -> + {'EXIT',{{badmatch,_},[_|_]}} = (catch hockey()), + ok. + +hockey() -> + %% beam_jump used to generate a call into the try block. + %% beam_validator disapproved. + receive _ -> (b = fun() -> ok end) + + hockey, +x after 0 -> ok end, try (a = fun() -> ok end) + hockey, + + y catch _ -> ok end. + + +-record(state, {foo}). + +handle_info(_Config) -> + do_handle_info({foo}, #state{}), + ok. + +do_handle_info({_}, State) -> + handle_info_ok(), + State#state{foo = bar}, + case ok of + _ -> + case catch handle_info_ok() of + ok -> + {stop, State} + end + end; +do_handle_info(_, State) -> + (catch begin + handle_info_ok(), + State#state{foo = bar} + end), + case ok of + _ -> + case catch handle_info_ok() of + ok -> + {stop, State} + end + end. + +handle_info_ok() -> ok. + +'catch_in_catch'(_Config) -> + process_flag(trap_exit, true), + Pid = spawn_link(fun() -> + catch_in_catch_init(x), + exit(good_exit) + end), + receive + {'EXIT',Pid,good_exit} -> + ok; + Other -> + io:format("Unexpected: ~p\n", [Other]), + error + after 32000 -> + io:format("No message received\n"), + error + end. + +'catch_in_catch_init'(Param) -> + process_flag(trap_exit, true), + %% The catches were improperly nested, causing a "No catch found" crash. + (catch begin + id(Param), + (catch exit(bar)) + end + ), + ignore. + +grab_bag(_Config) -> + %% Thanks to Martin Bjorklund. + _ = fun() -> ok end, + try + fun() -> ok end + after + fun({A, B}) -> A + B end + end, + + %% Thanks to Tim Rath. + A = {6}, + try + io:fwrite("") + after + fun () -> + fun () -> {_} = A end + end + end, + + %% Unnecessary catch. + 22 = (catch 22), + + ok. + +stacktrace(_Config) -> + V = [make_ref()|self()], + case ?MODULE:module_info(native) of + false -> + {value2,{caught1,badarg,[{erlang,abs,[V],_}|_]}} = + stacktrace_1({'abs',V}, error, {value,V}), + {caught2,{error,badarith},[{erlang,'+',[0,a],_}, + {?MODULE,my_add,2,_}|_]} = + stacktrace_1({'div',{1,0}}, error, {'add',{0,a}}); + true -> + {value2,{caught1,badarg,[{?MODULE,my_abs,1,_}|_]}} = + stacktrace_1({'abs',V}, error, {value,V}), + {caught2,{error,badarith},[{?MODULE,my_add,2,_}|_]} = + stacktrace_1({'div',{1,0}}, error, {'add',{0,a}}) + end, + {caught2,{error,{try_clause,V}},[{?MODULE,stacktrace_1,3,_}|_]} = + stacktrace_1({value,V}, error, {value,V}), + {caught2,{throw,V},[{?MODULE,foo,1,_}|_]} = + stacktrace_1({value,V}, error, {throw,V}), + + try + stacktrace_2() + catch + error:{badmatch,_}:Stk2 -> + [{?MODULE,stacktrace_2,0,_}, + {?MODULE,stacktrace,1,_}|_] = Stk2, + Stk2 = erlang:get_stacktrace(), + ok + end, + + try + stacktrace_3(a, b) + catch + error:function_clause:Stk3 -> + Stk3 = erlang:get_stacktrace(), + case lists:module_info(native) of + false -> + [{lists,prefix,[a,b],_}|_] = Stk3; + true -> + [{lists,prefix,2,_}|_] = Stk3 + end + end, + + try + throw(x) + catch + throw:x:IntentionallyUnused -> + ok + end. + +stacktrace_1(X, C1, Y) -> + try try foo(X) of + C1 -> value1 + catch + C1:D1:Stk1 -> + Stk1 = erlang:get_stacktrace(), + {caught1,D1,Stk1} + after + foo(Y) + end of + V2 -> {value2,V2} + catch + C2:D2:Stk2 -> {caught2,{C2,D2},Stk2=erlang:get_stacktrace()} + end. + +stacktrace_2() -> + ok = erlang:process_info(self(), current_function), + ok. + +stacktrace_3(A, B) -> + {ok,lists:prefix(A, B)}. + +nested_stacktrace(_Config) -> + V = [{make_ref()}|[self()]], + value1 = nested_stacktrace_1({{value,{V,x1}},void,{V,x1}}, + {void,void,void}), + case ?MODULE:module_info(native) of + false -> + {caught1, + [{erlang,'+',[V,x1],_},{?MODULE,my_add,2,_}|_], + value2} = + nested_stacktrace_1({{'add',{V,x1}},error,badarith}, + {{value,{V,x2}},void,{V,x2}}), + {caught1, + [{erlang,'+',[V,x1],_},{?MODULE,my_add,2,_}|_], + {caught2,[{erlang,abs,[V],_}|_]}} = + nested_stacktrace_1({{'add',{V,x1}},error,badarith}, + {{'abs',V},error,badarg}); + true -> + {caught1, + [{?MODULE,my_add,2,_}|_], + value2} = + nested_stacktrace_1({{'add',{V,x1}},error,badarith}, + {{value,{V,x2}},void,{V,x2}}), + {caught1, + [{?MODULE,my_add,2,_}|_], + {caught2,[{?MODULE,my_abs,1,_}|_]}} = + nested_stacktrace_1({{'add',{V,x1}},error,badarith}, + {{'abs',V},error,badarg}) + end, + ok. + +nested_stacktrace_1({X1,C1,V1}, {X2,C2,V2}) -> + try foo(X1) of + V1 -> value1 + catch + C1:V1:S1 -> + S1 = erlang:get_stacktrace(), + T2 = try foo(X2) of + V2 -> value2 + catch + C2:V2:S2 -> + S2 = erlang:get_stacktrace(), + {caught2,S2} + end, + {caught1,S1,T2} + end. + +raise(_Config) -> + test_raise(fun() -> exit({exit,tuple}) end), + test_raise(fun() -> abs(id(x)) end), + test_raise(fun() -> throw({was,thrown}) end), + + badarg = bad_raise(fun() -> abs(id(x)) end), + + ok. + +bad_raise(Expr) -> + try + Expr() + catch + _:E:Stk -> + erlang:raise(bad_class, E, Stk) + end. + +test_raise(Expr) -> + test_raise_1(Expr), + test_raise_2(Expr), + test_raise_3(Expr). + +test_raise_1(Expr) -> + erase(exception), + try + do_test_raise_1(Expr) + catch + C:E:Stk -> + {C,E,Stk} = erase(exception) + end. + +do_test_raise_1(Expr) -> + try + Expr() + catch + C:E:Stk -> + %% Here the stacktrace must be built. + put(exception, {C,E,Stk}), + erlang:raise(C, E, Stk) + end. + +test_raise_2(Expr) -> + erase(exception), + try + do_test_raise_2(Expr) + catch + C:E:Stk -> + {C,E} = erase(exception), + try + Expr() + catch + _:_:S -> + [StkTop|_] = S, + [StkTop|_] = Stk + end + end. + +do_test_raise_2(Expr) -> + try + Expr() + catch + C:E:Stk -> + %% Here it is possible to replace erlang:raise/3 with + %% the raw_raise/3 instruction since the stacktrace is + %% not actually used. + put(exception, {C,E}), + erlang:raise(C, E, Stk) + end. + +test_raise_3(Expr) -> + try + do_test_raise_3(Expr) + catch + exit:{exception,C,E}:Stk -> + try + Expr() + catch + C:E:S -> + [StkTop|_] = S, + [StkTop|_] = Stk + end + end. + +do_test_raise_3(Expr) -> + try + Expr() + catch + C:E:Stk -> + %% Here it is possible to replace erlang:raise/3 with + %% the raw_raise/3 instruction since the stacktrace is + %% not actually used. + erlang:raise(exit, {exception,C,E}, Stk) + end. + + +id(I) -> I. |