diff options
Diffstat (limited to 'lib/compiler/test/match_SUITE.erl')
| -rw-r--r-- | lib/compiler/test/match_SUITE.erl | 67 |
1 files changed, 62 insertions, 5 deletions
diff --git a/lib/compiler/test/match_SUITE.erl b/lib/compiler/test/match_SUITE.erl index f6a24b3211..92a9802cad 100644 --- a/lib/compiler/test/match_SUITE.erl +++ b/lib/compiler/test/match_SUITE.erl @@ -24,7 +24,7 @@ pmatch/1,mixed/1,aliases/1,match_in_call/1, untuplify/1,shortcut_boolean/1,letify_guard/1, selectify/1,underscore/1,match_map/1,map_vars_used/1, - coverage/1]). + coverage/1,grab_bag/1]). -include_lib("common_test/include/ct.hrl"). @@ -38,7 +38,8 @@ groups() -> [{p,[parallel], [pmatch,mixed,aliases,match_in_call,untuplify, shortcut_boolean,letify_guard,selectify, - underscore,match_map,map_vars_used,coverage]}]. + underscore,match_map,map_vars_used,coverage, + grab_bag]}]. init_per_suite(Config) -> @@ -93,9 +94,9 @@ mixit(X) -> 2 -> b; 3 -> 42; 4 -> 77; - 5 -> blurf; - 6 -> 87987987; - 7 -> {a,b,c} + 4+1 -> blurf; + 5+1 -> 87987987; + 6+1 -> {a,b,c} end of a -> glufs; b -> klafs; @@ -149,6 +150,9 @@ aliases(Config) when is_list(Config) -> none = mixed_aliases({a,42}), none = mixed_aliases(42), + %% Non-matching aliases. + {'EXIT',{{badmatch,42},_}} = (catch nomatch_alias(42)), + ok. str_alias(V) -> @@ -258,6 +262,10 @@ mixed_aliases(<<X:8>> = {a,X}) -> {c,X}; mixed_aliases([X] = <<X:8>>) -> {d,X}; mixed_aliases(_) -> none. +nomatch_alias(I) -> + {ok={A,B}} = id(I), + {A,B}. + %% OTP-7018. match_in_call(Config) when is_list(Config) -> @@ -465,4 +473,53 @@ coverage_2(2, b, x) -> ok. coverage_3([$a]++[]++"bc") -> ok. +grab_bag(_Config) -> + [_|T] = id([a,b,c]), + [b,c] = id(T), + + T1 = fun() -> + [_|_] = x + end, + {'EXIT',_} = (catch T1()), + + T2 = fun(A, B) -> + case {{element(1, A),element(2, B)}, + {element(2, A),element(2, B)}} of + {Same,Same} -> ok; + {{0,1},{up,X}} -> id(X); + {_,{X,_}} -> id(X) + end + end, + ok = T2({a,a,z,z}, {z,a,z}), + 1 = T2({0,up}, {zzz,1}), + y = T2({x,y}, {a,z,z}), + + %% OTP-5244. + L = [{stretch,0,0}, + {bad,[]}, + {bad,atom}, + {bad,0}, + {bad,16#AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA}, + {bad,16#555555555555555555555555555555555555555555555555555}], + ok = grab_bag_remove_failure(L, unit, 0), + + ok. + +grab_bag_remove_failure([], _Unit, _MaxFailure) -> + ok; +grab_bag_remove_failure([{bad,Bad}|_], _Unit, _MaxFailure) -> + Bad; +grab_bag_remove_failure([{stretch,_,Mi}=Stretch | Specs], Unit, _MaxFailure) -> + {MinMax,NewMaxFailure} = id({min,1}), + case {MinMax,grab_bag_remove_failure(Specs, Unit, NewMaxFailure)} of + {min,{NewMaxFailure,Rest}} -> + {done,[{fixed,Mi} | Rest]}; + {min,_} when Specs =/= [] -> + grab_bag_remove_failure([Stretch|tl(Specs)], Unit, NewMaxFailure); + {min,_} -> + ok + end. + + + id(I) -> I. |