diff options
Diffstat (limited to 'lib/hipe')
| -rw-r--r-- | lib/hipe/test/basic_SUITE_data/basic_exceptions.erl | 118 |
1 files changed, 117 insertions, 1 deletions
diff --git a/lib/hipe/test/basic_SUITE_data/basic_exceptions.erl b/lib/hipe/test/basic_SUITE_data/basic_exceptions.erl index 229a0516dc..d71b924d22 100644 --- a/lib/hipe/test/basic_SUITE_data/basic_exceptions.erl +++ b/lib/hipe/test/basic_SUITE_data/basic_exceptions.erl @@ -6,12 +6,13 @@ %%%------------------------------------------------------------------- -module(basic_exceptions). --export([test/0, test_catches/0]). +-export([test/0]). %% functions used as arguments to spawn/3 -export([bad_guy/2]). test() -> + ok = test_catches(), ok = test_catch_exit(42), ok = test_catch_throw(42), ok = test_catch_element(), @@ -22,6 +23,7 @@ test() -> ok = test_pending_errors(), ok = test_bad_fun_call(), ok = test_guard_bif(), + ok = test_eclectic(), ok. %%-------------------------------------------------------------------- @@ -463,3 +465,117 @@ guard_bif('node/0', X, Y) when node() == Y -> {'node/0', X, Y}; guard_bif('node/1', X, Y) when node(X) == Y -> {'node/1', X, Y}. + +%%-------------------------------------------------------------------- +%% Taken from trycatch_SUITE.erl (compiler test suite). +%% +%% Cases that are commented out contain exception information that was +%% added to Erlang/OTP in commit e8d45ae14c6c3bdfcbbc7964228b004ef4f11ea6 +%% (May 2017) only in the BEAM emulator. Thus, part of this test fails +%% when compiled in native code. +%% The remaining cases are uncommented so that they are properly tested +%% in native code too. +%%-------------------------------------------------------------------- + +test_eclectic() -> + V = {make_ref(),3.1415926535,[[]|{}]}, + {{value,{value,V},V},V} = + eclectic_1({foo,{value,{value,V}}}, undefined, {value,V}), + {{'EXIT',{V,[{?MODULE,foo,1,_}|_]}},V} = + eclectic_1({catch_foo,{error,V}}, undefined, {value,V}), + {{error,{exit,V},{'EXIT',V}},V} = + eclectic_1({foo,{error,{exit,V}}}, error, {value,V}), + %% {{value,{value,V},V}, + %% {'EXIT',{badarith,[{erlang,'+',[0,a],_},{?MODULE,my_add,2,_}|_]}}} = + %% eclectic_1({foo,{value,{value,V}}}, undefined, {'add',{0,a}}), + {{'EXIT',V},V} = + eclectic_1({catch_foo,{exit,V}}, undefined, {throw,V}), + %% {{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}), + {{{error,V},{'EXIT',{V,[{?MODULE,foo,1,_}|_]}}}, + {'EXIT',V}} = + eclectic_1({catch_foo,{throw,{error,V}}}, undefined, {exit,V}), + %% + {{value,{value,{value,V},V}},V} = + eclectic_2({value,{value,V}}, undefined, {value,V}), + {{value,{throw,{value,V},V}},V} = + eclectic_2({throw,{value,V}}, throw, {value,V}), + {{caught,{'EXIT',V}},undefined} = + eclectic_2({value,{value,V}}, undefined, {exit,V}), + {{caught,{'EXIT',{V,[{?MODULE,foo,1,_}|_]}}},undefined} = + eclectic_2({error,{value,V}}, throw, {error,V}), + %% The following fails in native code + %% %% {{caught,{'EXIT',{badarg,[{erlang,abs,[V],_}|_]}}},V} = + %% %% eclectic_2({value,{'abs',V}}, undefined, {value,V}), + %% {{caught,{'EXIT',{badarith,[{erlang,'+',[0,a],_},{?MODULE,my_add,2,_}|_]}}},V} = + %% eclectic_2({exit,{'add',{0,a}}}, exit, {value,V}), + {{caught,{'EXIT',V}},undefined} = + eclectic_2({value,{error,V}}, undefined, {exit,V}), + {{caught,{'EXIT',{V,[{?MODULE,foo,1,_}|_]}}},undefined} = + eclectic_2({throw,{'div',{1,0}}}, throw, {error,V}), + ok. + +eclectic_1(X, C, Y) -> + erase(eclectic), + Done = make_ref(), + Try = + try case X of + {catch_foo,V} -> catch {Done,foo(V)}; + {foo,V} -> {Done,foo(V)} + end of + {Done,D} -> {value,D,catch foo(D)}; + {'EXIT',_}=Exit -> Exit; + D -> {D,catch foo(D)} + catch + C:D -> {C,D,catch foo(D)} + after + put(eclectic, catch foo(Y)) + end, + {Try,erase(eclectic)}. + +eclectic_2(X, C, Y) -> + Done = make_ref(), + erase(eclectic), + 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, + {Catch,erase(eclectic)}. + +foo({value,Value}) -> Value; +foo({'div',{A,B}}) -> + my_div(A, B); +foo({'add',{A,B}}) -> + my_add(A, B); +foo({'abs',X}) -> + my_abs(X); +foo({error,Error}) -> + erlang:error(Error); +foo({throw,Throw}) -> + erlang:throw(Throw); +foo({exit,Exit}) -> + erlang:exit(Exit); +foo({raise,{Class,Reason}}) -> + erlang:raise(Class, Reason); +foo(Term) when not is_atom(Term) -> Term. +%%foo(Atom) when is_atom(Atom) -> % must not be defined! + +my_div(A, B) -> + A div B. + +my_add(A, B) -> + A + B. + +my_abs(X) -> + abs(X). |