%% %% %CopyrightBegin% %% %% Copyright Ericsson AB 1997-2018. All Rights Reserved. %% %% 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% %% %% -module(erl_eterm_SUITE). -include_lib("common_test/include/ct.hrl"). -include("erl_eterm_SUITE_data/eterm_test_cases.hrl"). %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%% The tests are organised as follows: %%% %%% 1. Basic tests (encoding, decoding, memory allocation). %%% 2. Constructing terms (the erl_mk_xxx() functions and erl_copy_term()). %%% 3. Extracting & info functions (erl_hd(), erl_length() etc). %%% 4. I/O list functions. %%% 5. Miscellaneous functions. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -export([all/0, suite/0, init_per_testcase/2, build_terms/1, round_trip_conversion/1, decode_terms/1, decode_float/1, t_erl_mk_int/1, t_erl_mk_list/1, basic_copy/1, t_erl_cons/1, t_erl_mk_atom/1, t_erl_mk_binary/1, t_erl_mk_empty_list/1, t_erl_mk_float/1, t_erl_mk_pid/1, t_erl_mk_xpid/1, t_erl_mk_port/1, t_erl_mk_xport/1, t_erl_mk_ref/1, t_erl_mk_long_ref/1, t_erl_mk_string/1, t_erl_mk_estring/1, t_erl_mk_tuple/1, t_erl_mk_uint/1, t_erl_mk_var/1, t_erl_size/1, t_erl_var_content/1, t_erl_element/1, t_erl_length/1, t_erl_hd/1, t_erl_tl/1, type_checks/1, extractor_macros/1, t_erl_iolist_length/1, t_erl_iolist_to_binary/1, t_erl_iolist_to_string/1, erl_print_term/1, print_string/1, t_erl_free_compound/1, high_chaparal/1, broken_data/1, cnode_1/1]). -export([start_cnode/1]). -import(runner, [get_term/1]). %% This test suite controls the running of the C language functions %% in eterm_test.c and print_term.c. suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [build_terms, round_trip_conversion, decode_terms, decode_float, t_erl_mk_int, t_erl_mk_list, basic_copy, t_erl_mk_atom, t_erl_mk_binary, t_erl_mk_empty_list, t_erl_mk_float, t_erl_mk_pid, t_erl_mk_xpid, t_erl_mk_port, t_erl_mk_xport, t_erl_mk_ref, t_erl_mk_long_ref, t_erl_mk_string, t_erl_mk_estring, t_erl_mk_tuple, t_erl_mk_uint, t_erl_mk_var, t_erl_size, t_erl_var_content, t_erl_element, t_erl_cons, t_erl_length, t_erl_hd, t_erl_tl, type_checks, extractor_macros, t_erl_iolist_length, t_erl_iolist_to_binary, t_erl_iolist_to_string, erl_print_term, print_string, t_erl_free_compound, high_chaparal, broken_data, cnode_1]. init_per_testcase(Case, Config) -> runner:init_per_testcase(?MODULE, Case, Config). %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%% %%% 1. B a s i c t e s t s %%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% This test asks the C function to construct all data types in %% a list and verifies that the result is as expected. build_terms(Config) when is_list(Config) -> P = runner:start(Config, ?build_terms), {term, Term} = get_term(P), io:format("Received: ~p", [Term]), [ARefLN, ARef, APortLN, APort, APidLN, APid, {element1, 42, 767}, "A string", 1, -1, 0, 3.0, ABin, 'I am an atom'] = Term, "A binary" = binary_to_list(ABin), case ARef of R when is_reference(R), node(R) == kalle@localhost -> ok end, case ARefLN of R1 when is_reference(R1), node(R1) == abcdefghijabcdefghij@localhost -> ok end, case APort of Port when is_port(Port), node(Port) == kalle@localhost -> ok end, case APortLN of Port1 when is_port(Port1), node(Port1) == abcdefghijabcdefghij@localhost -> ok end, case APid of Pid when is_pid(Pid), node(Pid) == kalle@localhost -> ok end, case APidLN of Pid1 when is_pid(Pid1), node(Pid1) == abcdefghijabcdefghij@localhost -> ok end, runner:recv_eot(P), ok. %% This test is run entirely in C code. round_trip_conversion(Config) when is_list(Config) -> runner:test(Config, ?round_trip_conversion), ok. %% This test sends a list of all data types to the C code function, %% which decodes it and verifies it. decode_terms(Config) when is_list(Config) -> Dummy1 = list_to_atom(filename:join(proplists:get_value(priv_dir, Config), dummy_file1)), Dummy2 = list_to_atom(filename:join(proplists:get_value(priv_dir, Config), dummy_file2)), Port1 = open_port(Dummy1, [out]), Port2 = open_port(Dummy2, [out]), ABinary = list_to_binary("A binary"), Terms = [make_ref(), make_ref(), Port1, Port2, self(), self(), {element1, 42, 767}, "A string", 1, -1, 0, 3.0, ABinary, 'I am an atom'], P = runner:start(Config, ?decode_terms), runner:send_term(P, Terms), runner:recv_eot(P), ok. %% Decodes the floating point number 3.1415. decode_float(Config) when is_list(Config) -> P = runner:start(Config, ?decode_float), runner:send_term(P, 3.1415), runner:recv_eot(P), ok. %% Tests the erl_free_compound() function. t_erl_free_compound(Config) when is_list(Config) -> runner:test(Config, ?t_erl_free_compound), ok. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%% %%% 2. C o n s t r u c t i n g t e r m s %%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% This tests the erl_mk_list() function. t_erl_mk_list(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_list), {term, []} = get_term(P), {term, [abc]} = get_term(P), {term, [abcdef, 42]} = get_term(P), {term, [0.0, 23, [], 3.1415]} = get_term(P), runner:recv_eot(P), ok. %% This tests the erl_mk_int() function. t_erl_mk_int(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_int), {term, 0} = get_term(P), {term, 127} = get_term(P), {term, 128} = get_term(P), {term, 255} = get_term(P), {term, 256} = get_term(P), {term, 16#FFFF} = get_term(P), {term, 16#10000} = get_term(P), {term, 16#07FFFFFF} = get_term(P), {term, 16#0FFFFFFF} = get_term(P), {term, 16#1FFFFFFF} = get_term(P), {term, 16#3FFFFFFF} = get_term(P), {term, 16#7FFFFFFF} = get_term(P), {term, 16#08000000} = get_term(P), {term, 16#10000000} = get_term(P), {term, 16#20000000} = get_term(P), {term, 16#40000000} = get_term(P), {term, -16#07FFFFFF} = get_term(P), {term, -16#0FFFFFFF} = get_term(P), {term, -16#1FFFFFFF} = get_term(P), {term, -16#3FFFFFFF} = get_term(P), {term, -16#7FFFFFFF} = get_term(P), {term, -16#08000000} = get_term(P), {term, -16#10000000} = get_term(P), {term, -16#20000000} = get_term(P), {term, -16#40000000} = get_term(P), {term, -16#08000001} = get_term(P), {term, -16#10000001} = get_term(P), {term, -16#20000001} = get_term(P), {term, -16#40000001} = get_term(P), {term, -16#08000002} = get_term(P), {term, -16#10000002} = get_term(P), {term, -16#20000002} = get_term(P), {term, -16#40000002} = get_term(P), {term, -1999999999} = get_term(P), {term, -2000000000} = get_term(P), {term, -2000000001} = get_term(P), runner:recv_eot(P), ok. %% Basic test of erl_copy_term(). basic_copy(Config) when is_list(Config) -> runner:test(Config, ?basic_copy), ok. %% This tests the erl_mk_tuple() function. t_erl_mk_tuple(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_tuple), {term, {madonna, 21, 'mad donna', 12}} = get_term(P), {term, {'Madonna',21,{children,{"Isabella",2}}, {'home page',"http://www.madonna.com/"}}} = get_term(P), runner:recv_eot(P), ok. %% This tests the erl_mk_atom() function. t_erl_mk_atom(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_atom), {term, madonna} = (get_term(P)), {term, 'Madonna'} = (get_term(P)), {term, 'mad donna'} = (get_term(P)), {term, '_madonna_'} = (get_term(P)), {term, '/home/madonna/tour_plan'} = (get_term(P)), {term, 'http://www.madonna.com/tour_plan'} = (get_term(P)), {term, '\'madonna\''} = (get_term(P)), {term, '\"madonna\"'} = (get_term(P)), {term, '\\madonna\\'} = (get_term(P)), {term, '{madonna,21,\'mad donna\',12}'} = (get_term(P)), runner:recv_eot(P), ok. %% This tests the erl_mk_binary() function. t_erl_mk_binary(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_binary), {term, Bin} = (get_term(P)), "{madonna,21,'mad donna',1234.567.890, !#$%&/()=?+-@, \" \\}" = binary_to_list(Bin), runner:recv_eot(P), ok. %% This tests the erl_mk_empty_list() function. t_erl_mk_empty_list(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_empty_list), {term, []} = get_term(P), runner:recv_eot(P), ok. %% This tests the erl_mk_float() function. t_erl_mk_float(Config) when is_list(Config) -> case os:type() of vxworks -> {skipped, "Floating point numbers never compare equal on PPC"}; _ -> P = runner:start(Config, ?t_erl_mk_float), {term, {3.1415, 1.999999, 2.000000, 2.000001, 2.000002, 12345.67890}} = get_term(P), runner:recv_eot(P), ok end. %% This tests the erl_mk_pid() function. t_erl_mk_pid(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_pid), {term, A_pid} = (get_term(P)), {pid, kalle@localhost, 3, 2} = nc2vinfo(A_pid), runner:recv_eot(P), ok. t_erl_mk_xpid(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_xpid), {term, A_pid} = (get_term(P)), {pid, kalle@localhost, 32767, 8191} = nc2vinfo(A_pid), runner:recv_eot(P), ok. %% This tests the erl_mk_port() function. t_erl_mk_port(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_port), {term, A_port} = (get_term(P)), {port, kalle@localhost, 4} = nc2vinfo(A_port), runner:recv_eot(P), ok. t_erl_mk_xport(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_xport), {term, A_port} = (get_term(P)), {port, kalle@localhost, 268435455} = nc2vinfo(A_port), runner:recv_eot(P), ok. %% This tests the erl_mk_ref() function. t_erl_mk_ref(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_ref), {term, A_ref} = (get_term(P)), {ref, kalle@localhost, _Length, [6]} = nc2vinfo(A_ref), runner:recv_eot(P), ok. t_erl_mk_long_ref(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_long_ref), {term, A_ref} = (get_term(P)), {ref, kalle@localhost, _Length, [4294967295,4294967295,262143]} = nc2vinfo(A_ref), runner:recv_eot(P), ok. %% This tests the erl_mk_string() function. t_erl_mk_string(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_string), {term, "madonna"} = (get_term(P)), {term, "Madonna"} = (get_term(P)), {term, "mad donna"} = (get_term(P)), {term, "_madonna_"} = (get_term(P)), {term, "/home/madonna/tour_plan"} = (get_term(P)), {term, "http://www.madonna.com/tour_plan"} = (get_term(P)), {term, "\'madonna\'"} = (get_term(P)), {term, "\"madonna\""} = (get_term(P)), {term, "\\madonna\\"} = (get_term(P)), {term, "{madonna,21,'mad donna',12}"} = (get_term(P)), runner:recv_eot(P), ok. %% This tests the erl_mk_estring() function. t_erl_mk_estring(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_estring), {term, "madonna"} = (get_term(P)), {term, "Madonna"} = (get_term(P)), {term, "mad donna"} = (get_term(P)), {term, "_madonna_"} = (get_term(P)), {term, "/home/madonna/tour_plan"} = (get_term(P)), {term, "http://www.madonna.com/tour_plan"} = (get_term(P)), {term, "\'madonna\'"} = (get_term(P)), {term, "\"madonna\""} = (get_term(P)), {term, "\\madonna\\"} = (get_term(P)), {term, "{madonna,21,'mad donna',12}"} = (get_term(P)), runner:recv_eot(P), ok. %% This tests the erl_mk_uint() function. t_erl_mk_uint(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_uint), {term, 54321} = (get_term(P)), {term, 2147483647} = (get_term(P)), {term, 2147483648} = (get_term(P)), {term, 2147483649} = (get_term(P)), {term, 2147483650} = (get_term(P)), {term, 4294967295} = (get_term(P)), runner:recv_eot(P), ok. %% This tests the erl_mk_var() function. t_erl_mk_var(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_mk_var), {term, 1} = (get_term(P)), {term, 0} = (get_term(P)), {term, 1} = (get_term(P)), {term, 0} = (get_term(P)), {term, 1} = (get_term(P)), {term, 0} = (get_term(P)), {term, 1} = (get_term(P)), runner:recv_eot(P), ok. %% This tests the erl_cons() function. t_erl_cons(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_cons), {term, [madonna, 21]} = get_term(P), runner:recv_eot(P), ok. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%% %%% 3. E x t r a c t i n g & i n f o f u n c t i o n s %%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% Tests the erl_length() function. t_erl_length(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_length), 0 = erl_length(P, []), 1 = erl_length(P, [a]), 2 = erl_length(P, [a, b]), 3 = erl_length(P, [a, b, c]), 4 = erl_length(P, [a, [x, y], c, []]), -1 = erl_length(P, [a|b]), -1 = erl_length(P, a), runner:finish(P), ok. %% Invokes the erl_length() function. erl_length(Port, List) -> call_erl_function(Port, List). %% Tests the erl_hd() function. t_erl_hd(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_hd), 'NULL' = erl_hd(P, 42), 'NULL' = erl_hd(P, abc), 'NULL' = erl_hd(P, []), [] = erl_hd(P, [[], a]), a = erl_hd(P, [a]), a = erl_hd(P, [a, b]), a = erl_hd(P, [a, b, c]), a = erl_hd(P, [a|b]), runner:send_eot(P), runner:recv_eot(P), ok. %% Invokes the erl_hd() function. erl_hd(Port, List) -> call_erl_function(Port, List). %% Tests the erl_tail() function. t_erl_tl(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_tl), 'NULL' = erl_tl(P, 42), 'NULL' = erl_tl(P, abc), 'NULL' = erl_tl(P, []), [] = erl_tl(P, [a]), [b] = erl_tl(P, [a, b]), [b, c] = erl_tl(P, [a, b, c]), b = erl_tl(P, [a|b]), runner:send_eot(P), runner:recv_eot(P), ok. %% Invokes the erl_tail() function in erl_interface. erl_tl(Port, List) -> call_erl_function(Port, List). %% Tests the type checking macros (done in the C program). type_checks(Config) when is_list(Config) -> runner:test(Config, ?type_checks), ok. %% Tests the extractor macros (done in the C program). extractor_macros(Config) when is_list(Config) -> runner:test(Config, ?extractor_macros), ok. %% This tests the erl_size() function. t_erl_size(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_size), {term, 0} = (get_term(P)), {term, 4} = (get_term(P)), {term, 0} = (get_term(P)), {term, 27} = (get_term(P)), runner:recv_eot(P), ok. %% This tests the erl_var_content() function. t_erl_var_content(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_var_content), {term, 17} = (get_term(P)), {term, "http://www.madonna.com"} = (get_term(P)), {term, 2} = (get_term(P)), {term, "http://www.madonna.com"} = (get_term(P)), {term, 2} = (get_term(P)), runner:recv_eot(P), ok. %% This tests the erl_element() function. t_erl_element(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_element), {term, madonna} = get_term(P), {term, 21} = get_term(P), {term, 'mad donna'} = get_term(P), {term, 12} = get_term(P), {term, 'Madonna'} = get_term(P), {term, 21} = get_term(P), {term, {children,{"Isabella",2}}} = get_term(P), {term, {'home page',"http://www.madonna.com/"}} = get_term(P), runner:recv_eot(P), ok. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%% %%% 4. I / O l i s t f u n c t i o n s %%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% Tests the erl_iolist_length() function. t_erl_iolist_length(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_iolist_length), %% Flat lists. 0 = erl_iolist_length(P, []), 1 = erl_iolist_length(P, [10]), 2 = erl_iolist_length(P, [10, 20]), 3 = erl_iolist_length(P, [10, 20, 30]), 256 = erl_iolist_length(P, lists:seq(0, 255)), %% Deep lists. 0 = erl_iolist_length(P, [[]]), 1 = erl_iolist_length(P, [[], 42]), 1 = erl_iolist_length(P, [42, []]), 2 = erl_iolist_length(P, [42, [], 45]), 3 = erl_iolist_length(P, [42, [90], 45]), 3 = erl_iolist_length(P, [[42, [90]], 45]), 3 = erl_iolist_length(P, [[42, [90]], 45]), %% List with binaries. 0 = erl_iolist_length(P, [list_to_binary([])]), 0 = erl_iolist_length(P, [[], list_to_binary([])]), 1 = erl_iolist_length(P, [[1], list_to_binary([])]), 1 = erl_iolist_length(P, [[], list_to_binary([2])]), 2 = erl_iolist_length(P, [[42], list_to_binary([2])]), 4 = erl_iolist_length(P, [[42], list_to_binary([2, 3, 4])]), %% Binaries as tail. 0 = erl_iolist_length(P, [[]| list_to_binary([])]), 1 = erl_iolist_length(P, [[1]| list_to_binary([])]), 1 = erl_iolist_length(P, [[]| list_to_binary([2])]), 2 = erl_iolist_length(P, [[42]| list_to_binary([2])]), %% Binaries only. 0 = erl_iolist_length(P, list_to_binary("")), 1 = erl_iolist_length(P, list_to_binary([1])), 2 = erl_iolist_length(P, list_to_binary([1, 2])), %% Illegal cases. -1 = erl_iolist_length(P, [42|43]), -1 = erl_iolist_length(P, a), -1 = erl_iolist_length(P, [a]), -1 = erl_iolist_length(P, [256]), -1 = erl_iolist_length(P, [257]), -1 = erl_iolist_length(P, [-1]), -1 = erl_iolist_length(P, [-2]), -1 = erl_iolist_length(P, [-127]), -1 = erl_iolist_length(P, [-128]), runner:finish(P), ok. %% Invokes the erl_iolist_length() function. erl_iolist_length(Port, List) -> call_erl_function(Port, List). %% Tests the erl_iolist_to_binary() function. t_erl_iolist_to_binary(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_iolist_to_binary), %% Flat lists. [] = iolist_to_list(P, []), [10] = iolist_to_list(P, [10]), [10, 20] = iolist_to_list(P, [10, 20]), [10, 20, 30] = iolist_to_list(P, [10, 20, 30]), AllBytes = lists:seq(0, 255), AllBytes = iolist_to_list(P, AllBytes), %% Deep lists. [] = iolist_to_list(P, [[]]), [42] = iolist_to_list(P, [[], 42]), [42] = iolist_to_list(P, [42, []]), [42, 45] = iolist_to_list(P, [42, [], 45]), [42, 90, 45] = iolist_to_list(P, [42, [90], 45]), [42, 90, 45] = iolist_to_list(P, [[42, [90]], 45]), [42, 90, 45] = iolist_to_list(P, [[42, [90]], 45]), %% List with binaries. [] = iolist_to_list(P, [list_to_binary([])]), [] = iolist_to_list(P, [[], list_to_binary([])]), [1] = iolist_to_list(P, [[1], list_to_binary([])]), [2] = iolist_to_list(P, [[], list_to_binary([2])]), [42, 2] = iolist_to_list(P, [[42], list_to_binary([2])]), [42, 2, 3, 4] = iolist_to_list(P, [[42], list_to_binary([2, 3, 4])]), %% Binaries as tail. [] = iolist_to_list(P, [[]| list_to_binary([])]), [1] = iolist_to_list(P, [[1]| list_to_binary([])]), [2] = iolist_to_list(P, [[]| list_to_binary([2])]), [42, 2] = iolist_to_list(P, [[42]| list_to_binary([2])]), %% Binaries only. [] = iolist_to_list(P, list_to_binary("")), [1] = iolist_to_list(P, list_to_binary([1])), [1, 2] = iolist_to_list(P, list_to_binary([1, 2])), %% Illegal cases. 'NULL' = iolist_to_list(P, [42|43]), 'NULL' = iolist_to_list(P, a), 'NULL' = iolist_to_list(P, [a]), 'NULL' = iolist_to_list(P, [256]), 'NULL' = iolist_to_list(P, [257]), 'NULL' = iolist_to_list(P, [-1]), 'NULL' = iolist_to_list(P, [-2]), 'NULL' = iolist_to_list(P, [-127]), 'NULL' = iolist_to_list(P, [-128]), runner:finish(P), ok. iolist_to_list(Port, Term) -> case call_erl_function(Port, Term) of 'NULL' -> 'NULL'; Bin when is_binary(Bin) -> binary_to_list(Bin) end. %% Tests the erl_iolist_to_string() function. t_erl_iolist_to_string(Config) when is_list(Config) -> P = runner:start(Config, ?t_erl_iolist_to_string), %% Flat lists. [0] = iolist_to_string(P, []), [10, 0] = iolist_to_string(P, [10]), [10, 20, 0] = iolist_to_string(P, [10, 20]), [10, 20, 30, 0] = iolist_to_string(P, [10, 20, 30]), AllBytes = lists:seq(1, 255)++[0], AllBytes = iolist_to_string(P, lists:seq(1, 255)), %% Deep lists. [0] = iolist_to_string(P, [[]]), [42, 0] = iolist_to_string(P, [[], 42]), [42, 0] = iolist_to_string(P, [42, []]), [42, 45, 0] = iolist_to_string(P, [42, [], 45]), [42, 90, 45, 0] = iolist_to_string(P, [42, [90], 45]), [42, 90, 45, 0] = iolist_to_string(P, [[42, [90]], 45]), [42, 90, 45, 0] = iolist_to_string(P, [[42, [90]], 45]), %% List with binaries. [0] = iolist_to_string(P, [list_to_binary([])]), [0] = iolist_to_string(P, [[], list_to_binary([])]), [1, 0] = iolist_to_string(P, [[1], list_to_binary([])]), [2, 0] = iolist_to_string(P, [[], list_to_binary([2])]), [42, 2, 0] = iolist_to_string(P, [[42], list_to_binary([2])]), [42, 2, 3, 4, 0] = iolist_to_string(P, [[42], list_to_binary([2, 3, 4])]), %% Binaries as tail. [0] = iolist_to_string(P, [[]| list_to_binary([])]), [1, 0] = iolist_to_string(P, [[1]| list_to_binary([])]), [2, 0] = iolist_to_string(P, [[]| list_to_binary([2])]), [42, 2, 0] = iolist_to_string(P, [[42]| list_to_binary([2])]), %% Binaries only. [0] = iolist_to_string(P, list_to_binary("")), [1, 0] = iolist_to_string(P, list_to_binary([1])), [1, 2, 0] = iolist_to_string(P, list_to_binary([1, 2])), %% Illegal cases. 'NULL' = iolist_to_string(P, [0]), 'NULL' = iolist_to_string(P, [65, 0, 66]), 'NULL' = iolist_to_string(P, [65, 66, 67, 0]), 'NULL' = iolist_to_string(P, [42|43]), 'NULL' = iolist_to_string(P, a), 'NULL' = iolist_to_string(P, [a]), 'NULL' = iolist_to_string(P, [256]), 'NULL' = iolist_to_string(P, [257]), 'NULL' = iolist_to_string(P, [-1]), 'NULL' = iolist_to_string(P, [-2]), 'NULL' = iolist_to_string(P, [-127]), 'NULL' = iolist_to_string(P, [-128]), runner:finish(P), ok. %% Invokes the erl_iolist_to_string() function. iolist_to_string(Port, Term) -> runner:send_term(Port, Term), case get_term(Port) of {bytes, Result} -> Result; 'NULL' -> 'NULL' end. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%% %%% 5. M i s c e l l a n o u s T e s t s %%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% Tests the erl_print_term() function erl_print_term(Config) when is_list(Config) -> PrintTerm = print_term(Config), P = open_port({spawn, PrintTerm}, [stream]), %% Lists. print(P, "[]", []), print(P, "[a]", [a]), print(P, "[[a]]", [[a]]), print(P, "[[]]", [[]]), print(P, "[a,b,c]", [a,b,c]), print(P, "[a,b|c]", [a,b|c]), print(P, "[a,[],c]", [a,[],c]), print(P, "[a,[1000,1],c]", [a,[1000,1],c]), %% Tuples. print(P, "{}", {}), print(P, "{ok}", {ok}), print(P, "{1,2,3}", {1, 2, 3}), %% Pids. {_X, Y, Z} = split_pid(self()), PidString = lists:flatten(io_lib:format("<~s.~w.~w>", [node(), Y, Z])), print(P, PidString, self()), unlink(P), exit(P, die), ok. split_pid(Pid) when is_pid(Pid) -> split_pid(pid_to_list(Pid), 0, []). split_pid([$<|Rest], Cur, Result) -> split_pid(Rest, Cur, Result); split_pid([Digit|Rest], Cur, Result) when $0 =< Digit, Digit =< $9 -> split_pid(Rest, 10*Cur+Digit-$0, Result); split_pid([$.|Rest], Cur, Result) -> split_pid(Rest, 0, Result++[Cur]); split_pid([$>], Cur, Result) -> list_to_tuple(Result++[Cur]). %% Test printing a string with erl_print_term() print_string(Config) when is_list(Config) -> PrintTerm = print_term(Config), P = open_port({spawn, PrintTerm}, [stream]), %% Strings. print(P, "\"ABC\"", "ABC"), {11, "\"\\tABC\\r\\n\""} = print(P, "\tABC\r\n"), %% Not strings. print(P, "[65,66,67,0]", "ABC\000"), unlink(P), exit(P, die), ok. print(Port, TermString, Term) -> Length = length(TermString), {Length, TermString} = print(Port, Term). %% This function uses the erl_print_term() function in erl_interface %% to print a term. %% Returns: {NumChars, Chars} print(Port, Term) -> Bin = term_to_binary(Term), Size = size(Bin), Port ! {self(), {command, [Size div 256, Size rem 256, Bin]}}, collect_line(Port, []). collect_line(Port, Result) -> receive {Port, {data, Data}} -> case lists:reverse(Data) of [$\n|Rest] -> collect_line1(Rest++Result, []); Chars -> collect_line(Port, Chars++Result) end after 5000 -> ct:fail("No response from C program") end. collect_line1([$\r|Rest], Result) -> {list_to_integer(Result), lists:reverse(Rest)}; collect_line1([C|Rest], Result) -> collect_line1(Rest, [C|Result]). %% Test case submitted by Per Lundgren, ERV. high_chaparal(Config) when is_list(Config) -> P = runner:start(Config, ?high_chaparal), {term, [hello, world]} = get_term(P), runner:recv_eot(P), ok. %% OTP-7448 broken_data(Config) when is_list(Config) -> P = runner:start(Config, ?broken_data), runner:recv_eot(P), ok. %% This calls a C function with one parameter and returns the result. call_erl_function(Port, Term) -> runner:send_term(Port, Term), case get_term(Port) of {term, Result} -> Result; 'NULL' -> 'NULL' end. print_term(Config) when is_list(Config) -> filename:join(proplists:get_value(data_dir, Config), "print_term"). %%% We receive a ref from the cnode, and expect it to be a long ref. %%% We also send a ref we created ourselves, and expect to get it %%% back, without having been mutated into short form. We must take %%% care then to check the actual returned ref, and not the original %%% one, which is equal to it. %% Tests involving cnode: sends a long ref from a cnode to us cnode_1(Config) when is_list(Config) -> Cnode = filename:join(proplists:get_value(data_dir, Config), "cnode"), register(mip, self()), spawn_link(?MODULE, start_cnode, [Cnode]), Ref1 = get_ref(), io:format("Ref1 ~p~n", [Ref1]), check_ref(Ref1), Ref2 = make_ref(), Pid = receive Msg -> Msg %% pid end, Fun1 = fun(X) -> {Pid, X} end, % sneak in a fun test here %Fun1 = {wait_with_funs, new_dist_format}, Term = {Ref2, Fun1, {1,2,3,4,5,6,7,8,9,10}}, %% A term which will overflow the original buffer used in 'cnode'. Pid ! Term, receive Term2 -> io:format("received ~p~n", [Term2]), case Term2 of Term -> {Ref22,_,_} = Term2, check_ref(Ref22); X -> ct:fail({receive1,X}) end after 5000 -> ct:fail(receive1) end, receive Pid -> ok; Y -> ct:fail({receive1,Y}) after 5000 -> ct:fail(receive2) end, io:format("ref = ~p~n", [Ref1]), check_ref(Ref1), ok. check_ref(Ref) -> case bin_ext_type(Ref) of 101 -> ct:fail(oldref); 114 -> ok; Type -> ct:fail({type, Type}) end. bin_ext_type(T) -> [131, Type | _] = binary_to_list(term_to_binary(T)), Type. get_ref() -> receive X when is_reference(X) -> X after 5000 -> ct:fail({cnode, timeout}) end. start_cnode(Cnode) -> open_port({spawn, Cnode ++ " " ++ atom_to_list(erlang:get_cookie())}, []), rec_cnode(). rec_cnode() -> receive X -> io:format("from cnode: ~p~n", [X]), rec_cnode() end. nc2vinfo(Pid) when is_pid(Pid) -> [_NodeStr, NumberStr, SerialStr] = string:tokens(pid_to_list(Pid), "<.>"), Number = list_to_integer(NumberStr), Serial = list_to_integer(SerialStr), {pid, node(Pid), Number, Serial}; nc2vinfo(Port) when is_port(Port) -> ["#Port", _NodeStr, NumberStr] = string:tokens(erlang:port_to_list(Port), "<.>"), Number = list_to_integer(NumberStr), {port, node(Port), Number}; nc2vinfo(Ref) when is_reference(Ref) -> ["#Ref", _NodeStr | NumStrList] = string:tokens(erlang:ref_to_list(Ref), "<.>"), {Len, RevNumList} = lists:foldl(fun ("0", {N, []}) -> {N+1, []}; (IStr, {N, Is}) -> {N+1, [list_to_integer(IStr)|Is]} end, {0, []}, NumStrList), {ref, node(Ref), Len, lists:reverse(RevNumList)}; nc2vinfo(Other) -> {badarg, Other}.