diff options
Diffstat (limited to 'lib/stdlib/test/re_SUITE.erl')
| -rw-r--r-- | lib/stdlib/test/re_SUITE.erl | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/lib/stdlib/test/re_SUITE.erl b/lib/stdlib/test/re_SUITE.erl index 09a65d8fdd..fc6e977942 100644 --- a/lib/stdlib/test/re_SUITE.erl +++ b/lib/stdlib/test/re_SUITE.erl @@ -22,7 +22,7 @@ -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, pcre/1,compile_options/1, run_options/1,combined_options/1,replace_autogen/1, - global_capture/1,replace_input_types/1,replace_return/1, + global_capture/1,replace_input_types/1,replace_with_fun/1,replace_return/1, split_autogen/1,split_options/1,split_specials/1, error_handling/1,pcre_cve_2008_2371/1,re_version/1, pcre_compile_workspace_overflow/1,re_infinite_loop/1, @@ -42,7 +42,7 @@ suite() -> all() -> [pcre, compile_options, run_options, combined_options, replace_autogen, global_capture, replace_input_types, - replace_return, split_autogen, split_options, + replace_with_fun, replace_return, split_autogen, split_options, split_specials, error_handling, pcre_cve_2008_2371, pcre_compile_workspace_overflow, re_infinite_loop, re_backwards_accented, opt_dupnames, opt_all_names, @@ -365,6 +365,16 @@ replace_input_types(Config) when is_list(Config) -> <<"a",208,128,"cd">> = re:replace(<<"abcd">>,"b","\x{400}",[{return,binary},unicode]), ok. +%% Test replace with a replacement function. +replace_with_fun(Config) when is_list(Config) -> + <<"ABCD">> = re:replace("abcd", ".", fun(<<C>>, []) -> <<(C - $a + $A)>> end, [global, {return, binary}]), + <<"AbCd">> = re:replace("abcd", ".", fun(<<C>>, []) when (C - $a) rem 2 =:= 0 -> <<(C - $a + $A)>>; (C, []) -> C end, [global, {return, binary}]), + <<"b-ad-c">> = re:replace("abcd", "(.)(.)", fun(_, [A, B]) -> <<B/binary, $-, A/binary>> end, [global, {return, binary}]), + <<"#ab-B#cd">> = re:replace("abcd", ".(.)", fun(Whole, [<<C>>]) -> <<$#, Whole/binary, $-, (C - $a + $A), $#>> end, [{return, binary}]), + <<"#ab#cd">> = re:replace("abcd", ".(x)?(.)", fun(Whole, [<<>>, _]) -> <<$#, Whole/binary, $#>> end, [{return, binary}]), + <<"#ab#cd">> = re:replace("abcd", ".(.)(x)?", fun(Whole, [_]) -> <<$#, Whole/binary, $#>> end, [{return, binary}]), + ok. + %% Test return options of replace together with global searching. replace_return(Config) when is_list(Config) -> {'EXIT',{badarg,_}} = (catch re:replace("na","(a","")), |