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unittest: Add failing test of freeing lists

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ZyX 2017-01-07 14:48:05 +03:00
parent 8fd3d31329
commit 41cbb7891d
1 changed files with 79 additions and 0 deletions
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79
test/unit/eval/tv_clear_spec.lua Normal file
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local helpers = require('test.unit.helpers')
local eval_helpers = require('test.unit.eval.helpers')
local alloc_log_new = helpers.alloc_log_new
local cimport = helpers.cimport
local ffi = helpers.ffi
local eq = helpers.eq
local a = eval_helpers.alloc_logging_helpers
local type_key = eval_helpers.type_key
local list_type = eval_helpers.list_type
local list_items = eval_helpers.list_items
local lua2typvalt = eval_helpers.lua2typvalt
local lib = cimport('./src/nvim/eval_defs.h', './src/nvim/eval.h')
local alloc_log = alloc_log_new(eq)
before_each(function()
alloc_log:before_each()
end)
after_each(function()
alloc_log:after_each()
end)
describe('clear_tv()', function()
it('successfully frees all lists in [&l [1], *l, *l]', function()
local l_inner = {1}
local list = {l_inner, l_inner, l_inner}
local list_tv = ffi.gc(lua2typvalt(list), nil)
local list_p = list_tv.vval.v_list
local lis = list_items(list_p)
local list_inner_p = lis[1].li_tv.vval.v_list
local lis_inner = list_items(list_inner_p)
alloc_log:check({
a.list(list_p),
a.list(list_inner_p),
a.li(lis_inner[1]),
a.li(lis[1]),
a.li(lis[2]),
a.li(lis[3]),
})
eq(3, list_inner_p.lv_refcount)
lib.clear_tv(list_tv)
alloc_log:check({
a.freed(lis_inner[1]),
a.freed(list_inner_p),
a.freed(lis[1]),
a.freed(lis[2]),
a.freed(lis[3]),
a.freed(list_p),
})
end)
it('successfully frees all lists in [&l [], *l, *l]', function()
local l_inner = {[type_key]=list_type}
local list = {l_inner, l_inner, l_inner}
local list_tv = ffi.gc(lua2typvalt(list), nil)
local list_p = list_tv.vval.v_list
local lis = list_items(list_p)
local list_inner_p = lis[1].li_tv.vval.v_list
alloc_log:check({
a.list(list_p),
a.list(list_inner_p),
a.li(lis[1]),
a.li(lis[2]),
a.li(lis[3]),
})
eq(3, list_inner_p.lv_refcount)
lib.clear_tv(list_tv)
alloc_log:check({
a.freed(list_inner_p),
a.freed(lis[1]),
a.freed(lis[2]),
a.freed(lis[3]),
a.freed(list_p),
})
end)
end)