<html> <head> <meta charset="utf-8"> <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" /> <script> 'use strict'; SimpleTest.waitForExplicitFinish(); function runTests() { let range = document.createRange(); let attempts = [ {startNode: "one", start:0, endNode:"one", end:0, textList:[], message:"Empty rect"}, {startNode: "one", start:2, endNode:"one", end:6, textList:["l on"], message:"Single line"}, {startNode: "implicit", start:6, endNode:"implicit", end:12, textList:["it\nbre"], message:"Implicit break"}, {startNode: "two.a", start:1, endNode:"two.b", end:2, textList:["wo", "", "li"], message:"Two lines"}, {startNode: "embed.a", start:7, endNode:"embed.b", end:2, textList:["th ", "simple nested", " ", "te"], message:"Simple nested"}, {startNode: "deep.a", start:2, endNode:"deep.b", end:2, textList:["ne with ", "complex, more deeply nested", " ", "te"], message:"Complex nested"}, {startNode: "image.a", start:7, endNode:"image.b", end:2, textList:["th inline ", "", " ", "im"], message:"Inline image"}, ]; for (let attempt of attempts) { range.setStart(document.getElementById(attempt.startNode).childNodes[0], attempt.start); range.setEnd(document.getElementById(attempt.endNode).childNodes[0], attempt.end); let result = range.getClientRectsAndTexts(); is(result.textList.length, attempt.textList.length, attempt.message + " range has expected number of texts."); let i = 0; for (let text of result.textList) { is(text, attempt.textList[i], attempt.message + " matched text index " + i + "."); i++; } } SimpleTest.finish(); } </script> </head> <body onLoad="runTests()"> <div id="one">All on one line</div> <div id="implicit">Implicit break in one line</div> <div id="two.a">Two<br/ ><span id="two.b">lines</span></div> <div id="embed.a">Line with <span>simple nested</span> <span id="embed.b">text</span></div> <div id="deep.a">Line with <span>complex, <span>more <span>deeply <span>nested</span></span></span></span> <span id="deep.b">text</span></div> <div id="image.a">Line with inline <img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAIAAAAC64paAAAAG0lEQVR42mP8z0A%2BYKJA76jmUc2jmkc1U0EzACKcASfOgGoMAAAAAElFTkSuQmCC" width="20" height="20"/> <span id="image.b">image</span></div> </body> </html>