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	<id>https://moasspedia.org/w/index.php?action=history&amp;feed=atom&amp;title=Module%3AMw_lang%2Ftestcases</id>
	<title>Module:Mw lang/testcases - Revision history</title>
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	<updated>2026-04-04T14:03:33Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://moasspedia.org/w/index.php?title=Module:Mw_lang/testcases&amp;diff=2692&amp;oldid=prev</id>
		<title>Wikipedia&gt;Gonnym at 08:18, 6 October 2020</title>
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		<updated>2020-10-06T08:18:45Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;-- Unit tests for [[Module:Mw lang]]. Click talk page to run tests.&lt;br /&gt;
local p = require(&amp;#039;Module:UnitTests&amp;#039;)&lt;br /&gt;
&lt;br /&gt;
local function compare_by_keys(a, b)&lt;br /&gt;
	return a[1] &amp;lt; b[1]&lt;br /&gt;
end&lt;br /&gt;
&lt;br /&gt;
local function get_all_languages()&lt;br /&gt;
	return mw.language.fetchLanguageNames(&amp;quot;en&amp;quot;, &amp;quot;all&amp;quot;)&lt;br /&gt;
end&lt;br /&gt;
&lt;br /&gt;
function p:test_code_from_name()&lt;br /&gt;
	language_tables = {}&lt;br /&gt;
	for language_code, language_name in pairs(get_all_languages()) do&lt;br /&gt;
		local entry = {}&lt;br /&gt;
		table.insert(entry, language_name)&lt;br /&gt;
		table.insert(entry, language_code)&lt;br /&gt;
		table.insert(language_tables, entry)&lt;br /&gt;
	end&lt;br /&gt;
&lt;br /&gt;
	table.sort(language_tables, compare_by_keys)&lt;br /&gt;
&lt;br /&gt;
    self:preprocess_equals_preprocess_many(&lt;br /&gt;
    	&amp;#039;{{#invoke:Mw lang|code_from_name|&amp;#039;, &amp;#039;}}&amp;#039;, &amp;#039;&amp;#039;, &amp;#039;&amp;#039;,&lt;br /&gt;
		language_tables, &lt;br /&gt;
		{nowiki=false}&lt;br /&gt;
	)&lt;br /&gt;
end&lt;br /&gt;
&lt;br /&gt;
function p:test_name_from_code()&lt;br /&gt;
	language_tables = {}&lt;br /&gt;
	for language_code, language_name in pairs(get_all_languages()) do&lt;br /&gt;
		local entry = {}&lt;br /&gt;
		table.insert(entry, language_code)&lt;br /&gt;
		table.insert(entry, language_name)&lt;br /&gt;
		table.insert(language_tables, entry)&lt;br /&gt;
	end&lt;br /&gt;
&lt;br /&gt;
	table.sort(language_tables, compare_by_keys)&lt;br /&gt;
&lt;br /&gt;
    self:preprocess_equals_preprocess_many(&lt;br /&gt;
    	&amp;#039;{{#invoke:Mw lang|name_from_code|&amp;#039;, &amp;#039;}}&amp;#039;, &amp;#039;&amp;#039;, &amp;#039;&amp;#039;,&lt;br /&gt;
		language_tables, &lt;br /&gt;
		{nowiki=false}&lt;br /&gt;
	)&lt;br /&gt;
end&lt;br /&gt;
&lt;br /&gt;
return p&lt;/div&gt;</summary>
		<author><name>Wikipedia&gt;Gonnym</name></author>
	</entry>
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