Módulo:Lang/tests/ISO 639-1 tag from name

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local p = require('Módulo:UnitTests')

local lang_data =  mw.loadData ('Módulo:Lang/data');							-- language name override and transliteration tool-tip tables
local lang_table = lang_data.lang_name_table.lang;
local lang_es_table = lang_data.lang_name_table.lang_es;
local override_table = lang_data.override;

local code_mask = '^[a-h]%l%l';													-- used to limit number of tests


--[[--------------------------< T E S T _ P A T T E R N S _ G E T >--------------------------------------------

build a table of test patterns where each entry in the table is a table with two members:
	{"<name>", "<tag>"}

]]

local function test_patterns_get ()
	local tpats = {}															-- collect test patterns here
	local complete = {}
	for k,v in pairs(lang_table) do complete[k] = v end
	for k,v in pairs(lang_es_table) do complete[k] = v end
	for tag, names in pairs (complete) do
		local pattern = {};														-- here we assemble the test pattern for <name>
		if 2 == tag:len() then													-- no limits for two-character codes
--		if tag:find (code_mask) then											-- if tag within limits (three-character codes)
			if override_table[tag] then
				table.insert (pattern, override_table[tag][1]);					-- add first <name> only to the pattern
				table.insert (pattern, tag);									-- add the 'expected result' <tag>
			elseif lang_es_table[tag] then
				table.insert (pattern, lang_es_table[tag][1]);					-- add first <name> only to the pattern
				table.insert (pattern, tag);									-- add the 'expected result' <tag>
			else
				table.insert (pattern, names[1]);								-- add first <name> only to the pattern
				table.insert (pattern, tag);									-- add the 'expected result' <tag>
			end
			table.insert (tpats, pattern);										-- accumulate in list of patterns
		end
	end

	local function comp (a, b)													-- local function used by table.sort()
		return a[2] < b[2];														-- ascending sort by code (because test limits are by code)
	end
	
	table.sort (tpats, comp);													-- make the list pretty
	return tpats;																-- and done
end

local test_patterns = test_patterns_get();


--[[--------------------------< T E S T _ T A G _ F R O M _ N A M E >------------------------------------------
]]

function p:test_tag_from_name_iso_639_1()
	self:preprocess_equals_preprocess_many('{{#invoke:Lang/zona de pruebas|tag_from_name|', '}}', '', '', test_patterns, {nowiki=1})
end;

return p