diff options
Diffstat (limited to 'test/unit/eval/helpers.lua')
| -rw-r--r-- | test/unit/eval/helpers.lua | 549 |
1 files changed, 449 insertions, 100 deletions
diff --git a/test/unit/eval/helpers.lua b/test/unit/eval/helpers.lua index 45fbf8da5c..3d1c42c3a0 100644 --- a/test/unit/eval/helpers.lua +++ b/test/unit/eval/helpers.lua @@ -1,15 +1,19 @@ -local helpers = require('test.unit.helpers') +local helpers = require('test.unit.helpers')(nil) +local ptr2key = helpers.ptr2key local cimport = helpers.cimport local to_cstr = helpers.to_cstr local ffi = helpers.ffi local eq = helpers.eq -local eval = cimport('./src/nvim/eval.h', './src/nvim/eval_defs.h') +local eval = cimport('./src/nvim/eval.h', './src/nvim/eval/typval.h', + './src/nvim/hashtab.h', './src/nvim/memory.h') local null_string = {[true]='NULL string'} local null_list = {[true]='NULL list'} +local null_dict = {[true]='NULL dict'} local type_key = {[true]='type key'} +local locks_key = {[true]='locks key'} local list_type = {[true]='list type'} local dict_type = {[true]='dict type'} local func_type = {[true]='func type'} @@ -18,87 +22,206 @@ local flt_type = {[true]='flt type'} local nil_value = {[true]='nil'} -local function list(...) - local ret = ffi.gc(eval.list_alloc(), eval.list_unref) - eq(0, ret.lv_refcount) - ret.lv_refcount = 1 - for i = 1, select('#', ...) do - local val = select(i, ...) - local typ = type(val) - if typ == 'string' then - eval.list_append_string(ret, to_cstr(val)) - elseif typ == 'table' and val == null_string then - eval.list_append_string(ret, nil) - elseif typ == 'table' and val == null_list then - eval.list_append_list(ret, nil) - elseif typ == 'table' and val[type_key] == list_type then - local itemlist = ffi.gc(list(table.unpack(val)), nil) - eq(1, itemlist.lv_refcount) - itemlist.lv_refcount = 0 - eval.list_append_list(ret, itemlist) - else - assert(false, 'Not implemented yet') +local lua2typvalt + +local function tv_list_item_alloc() + return ffi.cast('listitem_T*', eval.xmalloc(ffi.sizeof('listitem_T'))) +end + +local function tv_list_item_free(li) + eval.tv_clear(li.li_tv) + eval.xfree(li) +end + +local function li_alloc(nogc) + local gcfunc = tv_list_item_free + if nogc then gcfunc = nil end + local li = ffi.gc(tv_list_item_alloc(), gcfunc) + li.li_next = nil + li.li_prev = nil + li.li_tv = {v_type=eval.VAR_UNKNOWN, v_lock=eval.VAR_UNLOCKED} + return li +end + +local function populate_list(l, lua_l, processed) + processed = processed or {} + eq(0, l.lv_refcount) + l.lv_refcount = 1 + processed[lua_l] = l + for i = 1, #lua_l do + local item_tv = ffi.gc(lua2typvalt(lua_l[i], processed), nil) + local item_li = tv_list_item_alloc() + item_li.li_tv = item_tv + eval.tv_list_append(l, item_li) + end + return l +end + +local function populate_dict(d, lua_d, processed) + processed = processed or {} + eq(0, d.dv_refcount) + d.dv_refcount = 1 + processed[lua_d] = d + for k, v in pairs(lua_d) do + if type(k) == 'string' then + local di = eval.tv_dict_item_alloc(to_cstr(k)) + local val_tv = ffi.gc(lua2typvalt(v, processed), nil) + eval.tv_copy(val_tv, di.di_tv) + eval.tv_clear(val_tv) + eval.tv_dict_add(d, di) end end - return ret + return d end -local special_tab = { - [eval.kSpecialVarFalse] = false, - [eval.kSpecialVarNull] = nil_value, - [eval.kSpecialVarTrue] = true, -} +local function populate_partial(pt, lua_pt, processed) + processed = processed or {} + eq(0, pt.pt_refcount) + processed[lua_pt] = pt + local argv = nil + if lua_pt.args and #lua_pt.args > 0 then + argv = ffi.gc(ffi.cast('typval_T*', eval.xmalloc(ffi.sizeof('typval_T') * #lua_pt.args)), nil) + for i, arg in ipairs(lua_pt.args) do + local arg_tv = ffi.gc(lua2typvalt(arg, processed), nil) + argv[i - 1] = arg_tv + end + end + local dict = nil + if lua_pt.dict then + local dict_tv = ffi.gc(lua2typvalt(lua_pt.dict, processed), nil) + assert(dict_tv.v_type == eval.VAR_DICT) + dict = dict_tv.vval.v_dict + end + pt.pt_refcount = 1 + pt.pt_name = eval.xmemdupz(to_cstr(lua_pt.value), #lua_pt.value) + pt.pt_auto = not not lua_pt.auto + pt.pt_argc = lua_pt.args and #lua_pt.args or 0 + pt.pt_argv = argv + pt.pt_dict = dict + return pt +end local lst2tbl local dct2tbl -local typvalt2lua_tab +local typvalt2lua -typvalt2lua_tab = { - [tonumber(eval.VAR_SPECIAL)] = function(t) - return special_tab[t.vval.v_special] - end, - [tonumber(eval.VAR_NUMBER)] = function(t) - return {[type_key]=int_type, value=tonumber(t.vval.v_number)} - end, - [tonumber(eval.VAR_FLOAT)] = function(t) - return tonumber(t.vval.v_float) - end, - [tonumber(eval.VAR_STRING)] = function(t) - local str = t.vval.v_string - if str == nil then - return null_string - else - return ffi.string(str) +local function partial2lua(pt, processed) + processed = processed or {} + local value, auto, dict, argv = nil, nil, nil, nil + if pt ~= nil then + value = ffi.string(pt.pt_name) + auto = pt.pt_auto and true or nil + argv = {} + for i = 1, pt.pt_argc do + argv[i] = typvalt2lua(pt.pt_argv[i - 1], processed) end - end, - [tonumber(eval.VAR_LIST)] = function(t) - return lst2tbl(t.vval.v_list) - end, - [tonumber(eval.VAR_DICT)] = function(t) - return dct2tbl(t.vval.v_dict) - end, - [tonumber(eval.VAR_FUNC)] = function(t) - return {[type_key]=func_type, value=typvalt2lua_tab[eval.VAR_STRING](t)} - end, -} + if pt.pt_dict ~= nil then + dict = dct2tbl(pt.pt_dict) + end + end + return { + [type_key]=func_type, + value=value, + auto=auto, + args=argv, + dict=dict, + } +end + +local typvalt2lua_tab = nil + +local function typvalt2lua_tab_init() + if typvalt2lua_tab then + return + end + typvalt2lua_tab = { + [tonumber(eval.VAR_SPECIAL)] = function(t) + return ({ + [tonumber(eval.kSpecialVarFalse)] = false, + [tonumber(eval.kSpecialVarNull)] = nil_value, + [tonumber(eval.kSpecialVarTrue)] = true, + })[tonumber(t.vval.v_special)] + end, + [tonumber(eval.VAR_NUMBER)] = function(t) + return {[type_key]=int_type, value=tonumber(t.vval.v_number)} + end, + [tonumber(eval.VAR_FLOAT)] = function(t) + return tonumber(t.vval.v_float) + end, + [tonumber(eval.VAR_STRING)] = function(t) + local str = t.vval.v_string + if str == nil then + return null_string + else + return ffi.string(str) + end + end, + [tonumber(eval.VAR_LIST)] = function(t, processed) + return lst2tbl(t.vval.v_list, processed) + end, + [tonumber(eval.VAR_DICT)] = function(t, processed) + return dct2tbl(t.vval.v_dict, processed) + end, + [tonumber(eval.VAR_FUNC)] = function(t, processed) + return {[type_key]=func_type, value=typvalt2lua_tab[eval.VAR_STRING](t, processed or {})} + end, + [tonumber(eval.VAR_PARTIAL)] = function(t, processed) + local p_key = ptr2key(t) + if processed[p_key] then + return processed[p_key] + end + return partial2lua(t.vval.v_partial, processed) + end, + } +end -local typvalt2lua = function(t) +typvalt2lua = function(t, processed) + typvalt2lua_tab_init() return ((typvalt2lua_tab[tonumber(t.v_type)] or function(t_inner) assert(false, 'Converting ' .. tonumber(t_inner.v_type) .. ' was not implemented yet') - end)(t)) + end)(t, processed or {})) end -lst2tbl = function(l) - local ret = {[type_key]=list_type} +local function list_iter(l) + local init_s = { + idx=0, + li=l.lv_first, + } + local function f(s, _) + -- (listitem_T *) NULL is equal to nil, but yet it is not false. + if s.li == nil then + return nil + end + local ret_li = s.li + s.li = s.li.li_next + s.idx = s.idx + 1 + return s.idx, ret_li + end + return f, init_s, nil +end + +local function list_items(l) + local ret = {} + for i, li in list_iter(l) do + ret[i] = li + end + return ret +end + +lst2tbl = function(l, processed) if l == nil then - return ret + return null_list + end + processed = processed or {} + local p_key = ptr2key(l) + if processed[p_key] then + return processed[p_key] end - local li = l.lv_first - -- (listitem_T *) NULL is equal to nil, but yet it is not false. - while li ~= nil do - ret[#ret + 1] = typvalt2lua(li.li_tv) - li = li.li_next + local ret = {[type_key]=list_type} + processed[p_key] = ret + for i, li in list_iter(l) do + ret[i] = typvalt2lua(li.li_tv, processed) end if ret[1] then ret[type_key] = nil @@ -106,19 +229,75 @@ lst2tbl = function(l) return ret end -dct2tbl = function(d) - local ret = {d=d} - assert(false, 'Converting dictionaries is not implemented yet') +local hi_key_removed = nil + +local function dict_iter(d, return_hi) + hi_key_removed = hi_key_removed or eval._hash_key_removed() + local init_s = { + todo=d.dv_hashtab.ht_used, + hi=d.dv_hashtab.ht_array, + } + local function f(s, _) + if s.todo == 0 then return nil end + while s.todo > 0 do + if s.hi.hi_key ~= nil and s.hi.hi_key ~= hi_key_removed then + local key = ffi.string(s.hi.hi_key) + local ret + if return_hi then + ret = s.hi + else + ret = ffi.cast('dictitem_T*', + s.hi.hi_key - ffi.offsetof('dictitem_T', 'di_key')) + end + s.todo = s.todo - 1 + s.hi = s.hi + 1 + return key, ret + end + s.hi = s.hi + 1 + end + end + return f, init_s, nil +end + +local function first_di(d) + local f, init_s, v = dict_iter(d) + return select(2, f(init_s, v)) +end + +local function dict_items(d) + local ret = {[0]=0} + for k, hi in dict_iter(d) do + ret[k] = hi + ret[0] = ret[0] + 1 + ret[ret[0]] = hi + end return ret end -local lua2typvalt +dct2tbl = function(d, processed) + if d == nil then + return null_dict + end + processed = processed or {} + local p_key = ptr2key(d) + if processed[p_key] then + return processed[p_key] + end + local ret = {} + processed[p_key] = ret + for k, di in dict_iter(d) do + ret[k] = typvalt2lua(di.di_tv, processed) + end + return ret +end local typvalt = function(typ, vval) - if type(typ) == 'string' then + if typ == nil then + typ = eval.VAR_UNKNOWN + elseif type(typ) == 'string' then typ = eval[typ] end - return ffi.gc(ffi.new('typval_T', {v_type=typ, vval=vval}), eval.clear_tv) + return ffi.gc(ffi.new('typval_T', {v_type=typ, vval=vval}), eval.tv_clear) end local lua2typvalt_type_tab = { @@ -133,43 +312,61 @@ local lua2typvalt_type_tab = { processed[l].lv_refcount = processed[l].lv_refcount + 1 return typvalt(eval.VAR_LIST, {v_list=processed[l]}) end - local lst = eval.list_alloc() - lst.lv_refcount = 1 - processed[l] = lst - local ret = typvalt(eval.VAR_LIST, {v_list=lst}) - for i = 1, #l do - local item_tv = ffi.gc(lua2typvalt(l[i], processed), nil) - eval.list_append_tv(lst, item_tv) - eval.clear_tv(item_tv) - end - return ret + local lst = populate_list(eval.tv_list_alloc(#l), l, processed) + return typvalt(eval.VAR_LIST, {v_list=lst}) end, [dict_type] = function(l, processed) if processed[l] then processed[l].dv_refcount = processed[l].dv_refcount + 1 return typvalt(eval.VAR_DICT, {v_dict=processed[l]}) end - local dct = eval.dict_alloc() - dct.dv_refcount = 1 - processed[l] = dct - local ret = typvalt(eval.VAR_DICT, {v_dict=dct}) - for k, v in pairs(l) do - if type(k) == 'string' then - local di = eval.dictitem_alloc(to_cstr(k)) - local val_tv = ffi.gc(lua2typvalt(v, processed), nil) - eval.copy_tv(val_tv, di.di_tv) - eval.clear_tv(val_tv) - eval.dict_add(dct, di) - end + local dct = populate_dict(eval.tv_dict_alloc(), l, processed) + return typvalt(eval.VAR_DICT, {v_dict=dct}) + end, + [func_type] = function(l, processed) + if processed[l] then + processed[l].pt_refcount = processed[l].pt_refcount + 1 + return typvalt(eval.VAR_PARTIAL, {v_partial=processed[l]}) + end + if l.args or l.dict then + local pt = populate_partial(ffi.gc(ffi.cast('partial_T*', + eval.xcalloc(1, ffi.sizeof('partial_T'))), nil), l, processed) + return typvalt(eval.VAR_PARTIAL, {v_partial=pt}) + else + return typvalt(eval.VAR_FUNC, { + v_string=eval.xmemdupz(to_cstr(l.value), #l.value) + }) end - return ret end, } +local special_vals = nil + lua2typvalt = function(l, processed) + if not special_vals then + special_vals = { + [null_string] = {'VAR_STRING', {v_string=ffi.cast('char_u*', nil)}}, + [null_list] = {'VAR_LIST', {v_list=ffi.cast('list_T*', nil)}}, + [null_dict] = {'VAR_DICT', {v_dict=ffi.cast('dict_T*', nil)}}, + [nil_value] = {'VAR_SPECIAL', {v_special=eval.kSpecialVarNull}}, + [true] = {'VAR_SPECIAL', {v_special=eval.kSpecialVarTrue}}, + [false] = {'VAR_SPECIAL', {v_special=eval.kSpecialVarFalse}}, + } + + for k, v in pairs(special_vals) do + local tmp = function(typ, vval) + special_vals[k] = function() + return typvalt(eval[typ], vval) + end + end + tmp(v[1], v[2]) + end + end processed = processed or {} if l == nil or l == nil_value then - return typvalt(eval.VAR_SPECIAL, {v_special=eval.kSpecialVarNull}) + return special_vals[nil_value]() + elseif special_vals[l] then + return special_vals[l]() elseif type(l) == 'table' then if l[type_key] then return lua2typvalt_type_tab[l[type_key]](l, processed) @@ -182,18 +379,148 @@ lua2typvalt = function(l, processed) end elseif type(l) == 'number' then return typvalt(eval.VAR_FLOAT, {v_float=l}) - elseif type(l) == 'boolean' then - return typvalt(eval.VAR_SPECIAL, { - v_special=(l and eval.kSpecialVarTrue or eval.kSpecialVarFalse) - }) elseif type(l) == 'string' then return typvalt(eval.VAR_STRING, {v_string=eval.xmemdupz(to_cstr(l), #l)}) + elseif type(l) == 'cdata' then + local tv = typvalt(eval.VAR_UNKNOWN) + eval.tv_copy(l, tv) + return tv + end +end + +local void_ptr = ffi.typeof('void *') +local function void(ptr) + return ffi.cast(void_ptr, ptr) +end + +local function alloc_len(len, get_ptr) + if type(len) == 'string' or type(len) == 'table' then + return #len + elseif len == nil then + return eval.strlen(get_ptr()) + else + return len + end +end + +local alloc_logging_helpers = { + list = function(l) return {func='calloc', args={1, ffi.sizeof('list_T')}, ret=void(l)} end, + li = function(li) return {func='malloc', args={ffi.sizeof('listitem_T')}, ret=void(li)} end, + dict = function(d) return {func='malloc', args={ffi.sizeof('dict_T')}, ret=void(d)} end, + di = function(di, size) + size = alloc_len(size, function() return di.di_key end) + return {func='malloc', args={ffi.offsetof('dictitem_T', 'di_key') + size + 1}, ret=void(di)} + end, + str = function(s, size) + size = alloc_len(size, function() return s end) + return {func='malloc', args={size + 1}, ret=void(s)} + end, + + dwatcher = function(w) return {func='malloc', args={ffi.sizeof('DictWatcher')}, ret=void(w)} end, + + freed = function(p) return {func='free', args={type(p) == 'table' and p or void(p)}} end, + + -- lua_…: allocated by this file, not by some Neovim function + lua_pt = function(pt) return {func='calloc', args={1, ffi.sizeof('partial_T')}, ret=void(pt)} end, + lua_tvs = function(argv, argc) + argc = alloc_len(argc) + return {func='malloc', args={ffi.sizeof('typval_T')*argc}, ret=void(argv)} + end, +} + +local function int(n) + return {[type_key]=int_type, value=n} +end + +local function list(...) + return populate_list(ffi.gc(eval.tv_list_alloc(select('#', ...)), + eval.tv_list_unref), + {...}, {}) +end + +local function dict(d) + return populate_dict(ffi.gc(eval.tv_dict_alloc(), eval.tv_dict_free), + d or {}, {}) +end + +local callback2tbl_type_tab = nil + +local function init_callback2tbl_type_tab() + if callback2tbl_type_tab then + return + end + callback2tbl_type_tab = { + [tonumber(eval.kCallbackNone)] = function(_) return {type='none'} end, + [tonumber(eval.kCallbackFuncref)] = function(cb) + return {type='fref', fref=ffi.string(cb.data.funcref)} + end, + [tonumber(eval.kCallbackPartial)] = function(cb) + local lua_pt = partial2lua(cb.data.partial) + return {type='pt', fref=ffi.string(lua_pt.value), pt=lua_pt} + end + } +end + +local function callback2tbl(cb) + init_callback2tbl_type_tab() + return callback2tbl_type_tab[tonumber(cb.type)](cb) +end + +local function tbl2callback(tbl) + local ret = nil + if tbl.type == 'none' then + ret = ffi.new('Callback[1]', {{type=eval.kCallbackNone}}) + elseif tbl.type == 'fref' then + ret = ffi.new('Callback[1]', {{type=eval.kCallbackFuncref, + data={funcref=eval.xstrdup(tbl.fref)}}}) + elseif tbl.type == 'pt' then + local pt = ffi.gc(ffi.cast('partial_T*', + eval.xcalloc(1, ffi.sizeof('partial_T'))), nil) + ret = ffi.new('Callback[1]', {{type=eval.kCallbackPartial, + data={partial=populate_partial(pt, tbl.pt, {})}}}) + else + assert(false) + end + return ffi.gc(ffi.cast('Callback*', ret), helpers.callback_free) +end + +local function dict_watchers(d) + local ret = {} + local h = d.watchers + local q = h.next + local qs = {} + local key_patterns = {} + while q ~= h do + local qitem = ffi.cast('DictWatcher *', + ffi.cast('char *', q) - ffi.offsetof('DictWatcher', 'node')) + ret[#ret + 1] = { + cb=callback2tbl(qitem.callback), + pat=ffi.string(qitem.key_pattern, qitem.key_pattern_len), + busy=qitem.busy, + } + qs[#qs + 1] = qitem + key_patterns[#key_patterns + 1] = {qitem.key_pattern, qitem.key_pattern_len} + q = q.next + end + return ret, qs, key_patterns +end + +local function eval0(expr) + local tv = ffi.gc(ffi.new('typval_T', {v_type=eval.VAR_UNKNOWN}), + eval.tv_clear) + if eval.eval0(to_cstr(expr), tv, nil, true) == 0 then + return nil + else + return tv end end return { + int=int, + null_string=null_string, null_list=null_list, + null_dict=null_dict, list_type=list_type, dict_type=dict_type, func_type=func_type, @@ -203,8 +530,10 @@ return { nil_value=nil_value, type_key=type_key, + locks_key=locks_key, list=list, + dict=dict, lst2tbl=lst2tbl, dct2tbl=dct2tbl, @@ -212,4 +541,24 @@ return { typvalt2lua=typvalt2lua, typvalt=typvalt, + + li_alloc=li_alloc, + tv_list_item_free=tv_list_item_free, + + dict_iter=dict_iter, + list_iter=list_iter, + first_di=first_di, + + alloc_logging_helpers=alloc_logging_helpers, + + list_items=list_items, + dict_items=dict_items, + + dict_watchers=dict_watchers, + tbl2callback=tbl2callback, + callback2tbl=callback2tbl, + + eval0=eval0, + + empty_list = {[type_key]=list_type}, } |