Импортёр: 1 версия импортирована

2024-05-01T09:53:43Z

1 версия импортирована

← Предыдущая версия	Версия от 12:53, 1 мая 2024
(нет различий)

ru>Andras в 21:33, 24 июня 2023

2023-06-24T21:33:41Z

Новая страница

-- Модуль основан на коде модуля [[:en:Module:UnitTests|Module:UnitTests]] англоязычного раздела Википедии.
-- UnitTester provides unit testing for other Lua scripts. For details see [[Wikipedia:Lua#Unit_testing]].
-- For user documentation see talk page.
local UnitTester = {}

local frame, tick, cross
local result_table_header = '{| class="wikitable"\n|+ %s\n' ..
'! scope="col" | \n' ..
'! scope="col" | Тест\n' ..
'! scope="col" | Ожидаемое значение\n' ..
'! scope="col" | Фактическое значение '
local result_table_live_sandbox_header = '{| class="wikitable"\n|+ %s\n' ..
'! scope="col" | \n' ..
'! scope="col" | Тест\n' ..
'! scope="col" | Фактическое значение\n' ..
'! scope="col" | Песочница\n' ..
'! scope="col" | Ожидаемое значение'

local result_table = { n = 0 }
local result_table_mt = {
insert = function (self, ...)
local n = self.n
for i = 1, select('#', ...) do
local val = select(i, ...)
if val ~= nil then
n = n + 1
self[n] = val
end
end
self.n = n
end,
insert_format = function (self, ...)
self:insert(string.format(...))
end,
concat = table.concat
}
result_table_mt.__index = result_table_mt
setmetatable(result_table, result_table_mt)

local num_failures = 0

function first_difference(s1, s2)
if s1 == s2 then return '' end
local max = math.min(#s1, #s2)
for i = 1, max do
if s1:sub(i,i) ~= s2:sub(i,i) then return i end
end
return max + 1
end

local function return_varargs(...)
return ...
end

function UnitTester:preprocess_equals(text, expected, options)
local actual = frame:preprocess(text)
if actual == expected then
result_table:insert('| ', tick)
else
result_table:insert('| ', cross)
num_failures = num_failures + 1
end
local maybe_nowiki = (options and options.nowiki) and mw.text.nowiki or return_varargs
local differs_at = self.differs_at and (' \n| ' .. first_difference(expected, actual)) or ''
result_table:insert(' \n| ', mw.text.nowiki(text), ' \n| ',
maybe_nowiki(expected), ' \n| ', maybe_nowiki(actual), differs_at,
"\n|-\n")
end

function UnitTester:preprocess_equals_many(prefix, suffix, cases, options)
for _, case in ipairs(cases) do
self:preprocess_equals(prefix .. case[1] .. suffix, case[2], options)
end
end

function UnitTester:preprocess_equals_preprocess(text1, text2, options)
local actual = frame:preprocess(text1)
local expected = frame:preprocess(text2)
if actual == expected then
result_table:insert('| ', tick)
else
result_table:insert('| ', cross)
num_failures = num_failures + 1
end
local maybe_nowiki = (options and options.nowiki) and mw.text.nowiki or return_varargs
local differs_at = self.differs_at and (' \n| ' .. first_difference(expected, actual)) or ''
result_table:insert(' \n| ',
mw.text.nowiki(text1), -- the tested template nowikied
' \n| ',
maybe_nowiki(expected), -- the expected version
highlight and ' \n|style="background: #fc0;"| ' or ' \n| ', -- highlighted if test fail; not else
maybe_nowiki(actual), differs_at, -- the actual rendering using its own template styles if that is an option
"\n|-\n")
end

function UnitTester:preprocess_equals_compare(live, sandbox, expected, options)
local live_text = frame:preprocess(live)
local sandbox_text = frame:preprocess(sandbox)

local highlight_live = false
local highlight_sandbox = false
if live_text == expected and sandbox_text == expected then
result_table:insert('| ', tick)
else
result_table:insert('| ', cross)
num_failures = num_failures + 1

if live_text ~= expected then
highlight_live = true
end

if sandbox_text ~= expected then
highlight_sandbox = true
end
end
local maybe_nowiki = (options and options.nowiki) and mw.text.nowiki or return_varargs
local differs_at = self.differs_at and (' \n| ' .. first_difference(expected, live_text) or first_difference(expected, sandbox_text)) or ''
result_table:insert(
' \n| ',
mw.text.nowiki(live),
highlight_live and ' \n|style="background: #fc0;"| ' or ' \n| ',
maybe_nowiki(live_text),
highlight_sandbox and ' \n|style="background: #fc0;"| ' or ' \n| ',
maybe_nowiki(sandbox_text),
' \n| ',
maybe_nowiki(expected),
differs_at,
"\n|-\n"
)
end

function UnitTester:preprocess_equals_preprocess_many(prefix1, suffix1, prefix2, suffix2, cases, options)
for _, case in ipairs(cases) do
self:preprocess_equals_preprocess(prefix1 .. case[1] .. suffix1, prefix2 .. (case[2] and case[2] or case[1]) .. suffix2, options)
end
end

function UnitTester:preprocess_equals_sandbox_many(module, function_name, cases, options)
for _, case in ipairs(cases) do
local live = module .. "|" .. function_name .. "|" .. case[1] .. "}}"
local sandbox = module .. "/песочница|" .. function_name .. "|" .. case[1] .. "}}"
self:preprocess_equals_compare(live, sandbox, case[2], options)
end
end

function UnitTester:equals(name, actual, expected, options)
if actual == expected then
result_table:insert('| ', tick)
else
result_table:insert('| ', cross)
num_failures = num_failures + 1
end
local maybe_nowiki = (options and options.nowiki) and mw.text.nowiki or return_varargs
local differs_at = self.differs_at and (' \n| ' .. first_difference(expected, actual)) or ''
result_table:insert(' \n| ', name, ' \n| ',
maybe_nowiki(tostring(expected)), ' \n| ',
maybe_nowiki(tostring(actual)), differs_at, "\n|-\n")
end

local function deep_compare(t1, t2, ignore_mt)
local ty1 = type(t1)
local ty2 = type(t2)
if ty1 ~= ty2 then return false end
if ty1 ~= 'table' and ty2 ~= 'table' then return t1 == t2 end

local mt = getmetatable(t1)
if not ignore_mt and mt and mt.__eq then return t1 == t2 end

for k1, v1 in pairs(t1) do
local v2 = t2[k1]
if v2 == nil or not deep_compare(v1, v2) then return false end
end
for k2, v2 in pairs(t2) do
local v1 = t1[k2]
if v1 == nil or not deep_compare(v1, v2) then return false end
end

return true
end

function val_to_str(v)
if type(v) == 'string' then
v = mw.ustring.gsub(v, '\n', '\\n')
if mw.ustring.match(mw.ustring.gsub(v, '[^\'"]', ''), '^"+$') then
return "'" .. v .. "'"
end
return '"' .. mw.ustring.gsub(v, '"', '\\"' ) .. '"'
else
return type(v) == 'table' and table_to_str(v) or tostring(v)
end
end

function table_key_to_str(k)
if type(k) == 'string' and mw.ustring.match(k, '^[_%a][_%a%d]*$') then
return k
else
return '[' .. val_to_str(k) .. ']'
end
end

function table_to_str(tbl)
local result, done = {}, {}
for k, v in ipairs(tbl) do
table.insert(result, val_to_str(v))
done[k] = true
end
for k, v in pairs(tbl) do
if not done[k] then
table.insert(result, table_key_to_str(k) .. '=' .. val_to_str(v))
end
end
return '{' .. table.concat(result, ',') .. '}'
end

function UnitTester:equals_deep(name, actual, expected, options)
if deep_compare(actual, expected) then
result_table:insert('| ', tick)
else
result_table:insert('| ', cross)
num_failures = num_failures + 1
end
local maybe_nowiki = (options and options.nowiki) and mw.text.nowiki or return_varargs
local actual_str = val_to_str(actual)
local expected_str = val_to_str(expected)
local differs_at = self.differs_at and (' \n| ' .. first_difference(expected_str, actual_str)) or ''
result_table:insert(' \n| ', name, ' \n| ', maybe_nowiki(expected_str),
' \n| ', maybe_nowiki(actual_str), differs_at, "\n|-\n")
end

function UnitTester:run(frame_arg)
frame = frame_arg
self.frame = frame
self.differs_at = frame.args['differs_at']
tick = frame:preprocess('{{Ok}}')
cross = frame:preprocess('{{Cross}}')

local table_header = result_table_header
if frame.args['live_sandbox'] then
table_header = result_table_live_sandbox_header
end
if self.differs_at then
table_header = table_header .. '\n! scope="col" title="Различается на символе" | Разл. на'
end

-- Sort results into alphabetical order.
local self_sorted = {}
for key, _ in pairs(self) do
if key:find('^test') then
table.insert(self_sorted, key)
end
end
table.sort(self_sorted)
-- Add results to the results table.
for _, value in ipairs(self_sorted) do
result_table:insert_format(table_header .. "\n|-\n", value)
self[value](self)
result_table:insert("|}\n")
end

return (num_failures == 0 and "<span style=\"color:#008000\">'''Все тесты успешно пройдены.'''</span>" or "<span style=\"color:#800000\">'''" .. num_failures .. " тестов провалено.'''</span>") .. "\n\n" .. frame:preprocess(result_table:concat())
end

function UnitTester:new()
local o = {}
setmetatable(o, self)
self.__index = self
return o
end

local p = UnitTester:new()
function p.run_tests(frame) return p:run(frame) end
return p

Модуль:UnitTests - История изменений

Импортёр: 1 версия импортирована

ru>Andras в 21:33, 24 июня 2023