Layout tests

Text formatting markup

Description	You type	You get
Character (inline) formatting – applies anywhere
1	2	3
Bold text	''' bold '''	bold
Bold and italic	''' '' bold & italic '' '''	bold & italic
Strike text	<strike> <!--T:17--> strike text </strike>	strike text
Escape wiki markup	<nowiki> <!--T:20--> no ''markup'' </nowiki>	no ''markup''
Escape wiki markup once	[[Special:MyLanguage/API:Main page|API]]<nowiki/>  <!--T:22--> extension	API  extension
Section formatting – only at the beginning of the line
Headings of different levels