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{:cimport, :internalize, :eq, :ffi, :lib, :cstr} = require 'test.unit.helpers'
-- fs = cimport './src/os/os.h'
-- remove these statements once 'cimport' is working properly for misc1.h
users = lib
ffi.cdef [[
typedef struct growarray {
int ga_len;
int ga_maxlen;
int ga_itemsize;
int ga_growsize;
void *ga_data;
} garray_T;
int mch_get_usernames(garray_T *usernames);
int mch_get_user_name(char *s, size_t len);
int mch_get_uname(int uid, char *s, size_t len);
int getuid(void);
]]
NULL = ffi.cast 'void*', 0
OK = 1
FAIL = 0
garray_new = () ->
ffi.new 'garray_T[1]'
garray_get_len = (array) ->
array[0].ga_len
garray_get_item = (array, index) ->
(ffi.cast 'void **', array[0].ga_data)[index]
describe 'users function', ->
-- will probably not work on windows
current_username = os.getenv 'USER'
describe 'mch_get_usernames', ->
it 'returns FAIL if called with NULL', ->
eq FAIL, users.mch_get_usernames NULL
it 'fills the names garray with os usernames and returns OK', ->
ga_users = garray_new!
eq OK, users.mch_get_usernames ga_users
user_count = garray_get_len ga_users
assert.is_true user_count > 0
current_username_found = false
for i = 0, user_count - 1
name = ffi.string (garray_get_item ga_users, i)
if name == current_username
current_username_found = true
assert.is_true current_username_found
describe 'mch_get_user_name', ->
it 'should write the username into the buffer and return OK', ->
name_out = ffi.new 'char[100]'
eq OK, users.mch_get_user_name(name_out, 100)
eq current_username, ffi.string name_out
describe 'mch_get_uname', ->
it 'should write the username into the buffer and return OK', ->
name_out = ffi.new 'char[100]'
user_id = lib.getuid!
eq OK, users.mch_get_uname(user_id, name_out, 100)
eq current_username, ffi.string name_out
it 'should FAIL if the userid is not found', ->
name_out = ffi.new 'char[100]'
-- hoping nobody has this uid
user_id = 2342
eq FAIL, users.mch_get_uname(user_id, name_out, 100)
eq '2342', ffi.string name_out
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