void () { myFixture.configureByFile(getTestName(false) + ".html"); myFixture.checkHighlighting(true, false, true); IntentionAction intention = myFixture.findSingleIntention(XmlPsiBundle.message("xml.quickfix.add.attribute.value.text")); myFixture.launchAction(intention); myFixture.checkResultByFile(getTestName(false) + "_after.html"); }