%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 1997-2011. 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. Miscellanous functions.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/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].
groups() ->
[].
init_per_suite(Config) ->
Config.
end_per_suite(_Config) ->
ok.
init_per_group(_GroupName, Config) ->
Config.
end_per_group(_GroupName, Config) ->
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(suite) -> [];
build_terms(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
round_trip_conversion(Config) when is_list(Config) ->
runner:test(?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(suite) -> [];
decode_terms(Config) when is_list(Config) ->
Dummy1 = list_to_atom(filename:join(?config(priv_dir, Config),
dummy_file1)),
Dummy2 = list_to_atom(filename:join(?config(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(?decode_terms),
runner:send_term(P, Terms),
runner:recv_eot(P),
ok.
%% Decodes the floating point number 3.1415.
decode_float(suite) -> [];
decode_float(Config) when is_list(Config) ->
P = runner:start(?decode_float),
runner:send_term(P, 3.1415),
runner:recv_eot(P),
ok.
%% Tests the erl_free_compound() function.
t_erl_free_compound(suite) -> [];
t_erl_free_compound(Config) when is_list(Config) ->
runner:test(?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(suite) -> [];
t_erl_mk_list(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_mk_int(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
basic_copy(Config) when is_list(Config) ->
runner:test(?basic_copy),
ok.
%% This tests the erl_mk_tuple() function.
t_erl_mk_tuple(suite) -> [];
t_erl_mk_tuple(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_mk_atom(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_mk_binary(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_mk_empty_list(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
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(?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(suite) -> [];
t_erl_mk_pid(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_mk_xpid(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_mk_port(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_mk_xport(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_mk_ref(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_mk_long_ref(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_mk_string(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_mk_estring(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_mk_uint(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_mk_var(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_cons(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_length(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_hd(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_tl(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
type_checks(Config) when is_list(Config) ->
runner:test(?type_checks),
ok.
%% Tests the extractor macros (done in the C program).
extractor_macros(suite) -> [];
extractor_macros(Config) when is_list(Config) ->
runner:test(?extractor_macros),
ok.
%% This tests the erl_size() function.
t_erl_size(suite) -> [];
t_erl_size(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_var_content(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_element(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_iolist_length(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_iolist_to_binary(Config) when is_list(Config) ->
P = runner:start(?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(suite) -> [];
t_erl_iolist_to_string(Config) when is_list(Config) ->
P = runner:start(?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
%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
erl_print_term(suite) -> [];
erl_print_term(doc) -> "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([$>], Cur, Result) ->
list_to_tuple(Result++[Cur]).
print_string(suite) -> [];
print_string(doc) -> "Test printing a string with erl_print_term()";
print_string(Config) when is_list(Config) ->
PrintTerm = print_term(Config),
P = open_port({spawn, PrintTerm}, [stream]),
%% Strings.
print(P, "\"ABC\"", "ABC"),
{11, "\"\\tABC\\r\\n\""} = print(P, "\tABC\r\n"),
%% Not strings.
print(P, "[65,66,67,0]", "ABC\000"),
unlink(P),
exit(P, die),
ok.
print(Port, TermString, Term) ->
Length = length(TermString),
{Length, TermString} = print(Port, Term).
%% This function uses the erl_print_term() function in erl_interface
%% to print a term.
%% Returns: {NumChars, Chars}
print(Port, Term) ->
Bin = term_to_binary(Term),
Size = size(Bin),
Port ! {self(), {command, [Size div 256, Size rem 256, Bin]}},
collect_line(Port, []).
collect_line(Port, Result) ->
receive
{Port, {data, Data}} ->
case lists:reverse(Data) of
[$\n|Rest] ->
collect_line1(Rest++Result, []);
Chars ->
collect_line(Port, Chars++Result)
end
after 5000 ->
test_server: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(suite) -> [];
high_chaparal(Config) when is_list(Config) ->
P = runner:start(?high_chaparal),
{term, [hello, world]} = get_term(P),
runner:recv_eot(P),
ok.
%% OTP-7448
broken_data(suite) -> [];
broken_data(Config) when is_list(Config) ->
P = runner:start(?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(?config(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.
cnode_1(suite) -> [];
cnode_1(doc) -> "Tests involving cnode: sends a long ref from a cnode to us";
cnode_1(Config) when is_list(Config) ->
Cnode = filename:join(?config(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(),
receive
Pid -> 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 ->
test_server:fail({receive1,X})
end
after 5000 ->
test_server:fail(receive1)
end,
receive
Pid ->
ok;
Y ->
test_server:fail({receive1,Y})
after 5000 ->
test_server:fail(receive2)
end,
io:format("ref = ~p~n", [Ref1]),
check_ref(Ref1),
ok.
check_ref(Ref) ->
case bin_ext_type(Ref) of
101 ->
test_server:fail(oldref);
114 ->
ok;
Type ->
test_server: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 ->
test_server: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}.
