diff options
Diffstat (limited to 'lib/compiler/test/core_fold_SUITE.erl')
| -rw-r--r-- | lib/compiler/test/core_fold_SUITE.erl | 58 |
1 files changed, 53 insertions, 5 deletions
diff --git a/lib/compiler/test/core_fold_SUITE.erl b/lib/compiler/test/core_fold_SUITE.erl index 54bd52947e..abc9ab6a72 100644 --- a/lib/compiler/test/core_fold_SUITE.erl +++ b/lib/compiler/test/core_fold_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2011. All Rights Reserved. +%% Copyright Ericsson AB 2007-2013. 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 @@ -21,7 +21,8 @@ -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, t_element/1,setelement/1,t_length/1,append/1,t_apply/1,bifs/1, - eq/1,nested_call_in_case/1,guard_try_catch/1,coverage/1]). + eq/1,nested_call_in_case/1,guard_try_catch/1,coverage/1, + unused_multiple_values_error/1,unused_multiple_values/1]). -export([foo/0,foo/1,foo/2,foo/3]). @@ -31,11 +32,14 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> test_lib:recompile(?MODULE), - [t_element, setelement, t_length, append, t_apply, bifs, - eq, nested_call_in_case, guard_try_catch, coverage]. + [{group,p}]. groups() -> - []. + [{p,test_lib:parallel(), + [t_element,setelement,t_length,append,t_apply,bifs, + eq,nested_call_in_case,guard_try_catch,coverage, + unused_multiple_values_error,unused_multiple_values]}]. + init_per_suite(Config) -> Config. @@ -67,6 +71,9 @@ t_element(Config) when is_list(Config) -> ?line {'EXIT',{badarg,_}} = (catch element(5, {a,b,c,d})), ?line {'EXIT',{badarg,_}} = (catch element(5, {a,b,X,d})), ?line {'EXIT',{badarg,_}} = (catch element(5.0, {a,b,X,d})), + {'EXIT',{badarg,_}} = (catch element(2, not_a_tuple)), + {'EXIT',{badarg,_}} = (catch element(2, [])), + {'EXIT',{badarg,_}} = (catch element(2, Tuple == 3)), case id({a,b,c}) of {_,_,_}=Tup -> ?line {'EXIT',{badarg,_}} = (catch element(4, Tup)) @@ -87,6 +94,9 @@ setelement(Config) when is_list(Config) -> ?line {'EXIT',{badarg,_}} = (catch setelement_crash({a,b,c,d,e,f})), ?line error = setelement_crash_2({a,b,c,d,e,f}, <<42>>), + + {'EXIT',{badarg,_}} = (catch setelement(1, not_a_tuple, New)), + ok. setelement_crash(Tuple) -> @@ -281,3 +291,41 @@ cover_is_safe_bool_expr(X) -> end. id(I) -> I. + +unused_multiple_values_error(Config) when is_list(Config) -> + PrivDir = ?config(priv_dir, Config), + Dir = filename:dirname(code:which(?MODULE)), + Core = filename:join(Dir, "unused_multiple_values_error"), + Opts = [no_copt,clint,return,from_core,{outdir,PrivDir} + |test_lib:opt_opts(?MODULE)], + {error,[{unused_multiple_values_error, + [{core_lint,{return_mismatch,{hello,1}}}]}], + []} = c:c(Core, Opts), + ok. + +unused_multiple_values(Config) when is_list(Config) -> + put(unused_multiple_values, []), + [false] = test_unused_multiple_values(false), + [b,a,{a,b},false] = test_unused_multiple_values({a,b}), + ok. + +test_unused_multiple_values(X) -> + ok = do_unused_multiple_values(X), + get(unused_multiple_values). + +do_unused_multiple_values(X) -> + case do_something(X) of + false -> + A = false; + Res -> + {A,B} = Res, + do_something(A), + do_something(B) + end, + _ThisShouldNotFail = A, + ok. + +do_something(I) -> + put(unused_multiple_values, + [I|get(unused_multiple_values)]), + I. |