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Test Info:

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Test for content subtree iterator</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" href="/tests/SimpleTest/test.css">
<script>
var Cc = SpecialPowers.Cc;
var Ci = SpecialPowers.Ci;
function finish() {
// The SimpleTest may require usual elements in the template, but they shouldn't be during test.
// So, let's create them at end of the test.
document.body.innerHTML = '<div id="display"></div><div id="content"></div><pre id="test"></pre>';
SimpleTest.finish();
}
function createContentIterator() {
return Cc["@mozilla.org/scriptable-content-iterator;1"]
.createInstance(Ci.nsIScriptableContentIterator);
}
function getNodeDescription(aNode) {
if (aNode === undefined) {
return "undefine";
}
if (aNode === null) {
return "null";
}
function getElementDescription(aElement) {
if (aElement.tagName === "BR") {
if (aElement.previousSibling) {
return `<br> element after ${getNodeDescription(aElement.previousSibling)}`;
}
return `<br> element in ${getElementDescription(aElement.parentElement)}`;
}
let hasHint = aElement == document.body;
let tag = `<${aElement.tagName.toLowerCase()}`;
if (aElement.getAttribute("id")) {
tag += ` id="${aElement.getAttribute("id")}"`;
hasHint = true;
}
if (aElement.getAttribute("class")) {
tag += ` class="${aElement.getAttribute("class")}"`;
hasHint = true;
}
if (aElement.getAttribute("type")) {
tag += ` type="${aElement.getAttribute("type")}"`;
}
if (aElement.getAttribute("name")) {
tag += ` name="${aElement.getAttribute("name")}"`;
}
if (aElement.getAttribute("value")) {
tag += ` value="${aElement.getAttribute("value")}"`;
hasHint = true;
}
if (aElement.getAttribute("style")) {
tag += ` style="${aElement.getAttribute("style")}"`;
hasHint = true;
}
if (hasHint) {
return tag + ">";
}
return `${tag}> in ${getElementDescription(aElement.parentElement)}`;
}
switch (aNode.nodeType) {
case aNode.TEXT_NODE:
return `text node, "${aNode.wholeText.replace(/\n/g, '\\n')}"`;
case aNode.COMMENT_NODE:
return `comment node, "${aNode.data.replace(/\n/g, '\\n')}"`;
case aNode.ELEMENT_NODE:
return getElementDescription(SpecialPowers.unwrap(aNode));
default:
return "unknown node";
}
}
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(function () {
let iter = createContentIterator();
/**
* FYI: ContentSubtreeIterator does not support initWithRootNode() nor positionAt().
*/
/**
* Basic behavior tests of first(), last(), prev() and next() after initialized with a range which selects empty element.
*/
document.body.innerHTML = "<div></div>";
let range = document.createRange();
range.selectNode(document.body.firstChild);
let description = "Initialized with range including only empty <div>:";
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
is(SpecialPowers.unwrap(iter.currentNode), document.body.firstChild,
`${description} currentNode should be the <div> immediately after initialization (got: ${getNodeDescription(iter.currentNode)})`);
ok(!iter.isDone, `${description} isDone shouldn't be true immediately after initialization`);
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), document.body.firstChild,
`${description} currentNode should be the <div> after calling first() (got: ${getNodeDescription(iter.currentNode)})`);
ok(!iter.isDone, `${description} isDone shouldn't be true after calling first()`);
iter.last();
is(SpecialPowers.unwrap(iter.currentNode), document.body.firstChild,
`${description} currentNode should be the <div> after calling last() (got: ${getNodeDescription(iter.currentNode)})`);
ok(!iter.isDone, `${description} isDone shouldn't be true after calling last()`);
iter.prev();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null after calling prev() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true after calling prev()`); // XXX Is this expected?
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), document.body.firstChild,
`${description} currentNode should be the <div> after calling first() even after once done (got: ${getNodeDescription(iter.currentNode)})`);
ok(!iter.isDone, `${description} isDone shouldn't be true after calling first() even after once done`);
iter.next();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null after calling next() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true after calling next()`);
/**
* Basic behavior tests of first(), last(), prev() and next() after initialized with positions which select empty element.
*/
range.selectNode(document.body.firstChild);
description = "Initialized with positions including only empty <div>:";
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
is(SpecialPowers.unwrap(iter.currentNode), document.body.firstChild,
`${description} currentNode should be the <div> immediately after initialization (got: ${getNodeDescription(iter.currentNode)})`);
ok(!iter.isDone, `${description} isDone shouldn't be true immediately after initialization`);
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), document.body.firstChild,
`${description} currentNode should be the <div> after calling first() (got: ${getNodeDescription(iter.currentNode)})`);
ok(!iter.isDone, `${description} isDone shouldn't be true after calling first()`);
iter.last();
is(SpecialPowers.unwrap(iter.currentNode), document.body.firstChild,
`${description} currentNode should be the <div> after calling last() (got: ${getNodeDescription(iter.currentNode)})`);
ok(!iter.isDone, `${description} isDone shouldn't be true after calling last()`);
iter.prev();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null after calling prev() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true after calling prev()`); // XXX Is this expected?
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), document.body.firstChild,
`${description} currentNode should be the <div> after calling first() even after once done (got: ${getNodeDescription(iter.currentNode)})`);
ok(!iter.isDone, `${description} isDone shouldn't be true after calling first() even after once done`);
iter.next();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null after calling next() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true after calling next()`);
/**
* Tests to initializing with collapsed range in an empty element.
*/
range = document.createRange();
range.collapse(document.body.firstChild, 0);
description = "Initialized with range collapsed in empty <div>:";
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null immediately after initialization (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true immediately after initialization`);
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null even after calling first() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true even after calling first()`);
/**
* Tests to initializing with collapsed range in an empty element.
*/
description = "Initialized with a position in empty <div>:";
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
document.body.firstChild, 0, document.body.firstChild, 0);
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null immediately after initialization (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true immediately after initialization`);
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null even after calling first() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true even after calling first()`);
/**
* Basic behavior tests of first(), last(), prev() and next() after initialized with a range which selects the text node.
*/
document.body.innerHTML = "<div>some text.</div>";
range = document.createRange();
range.selectNode(document.body.firstChild.firstChild);
description = "Initialized with range including only text node:";
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
is(SpecialPowers.unwrap(iter.currentNode), document.body.firstChild.firstChild,
`${description} currentNode should be the text node immediately after initialization (got: ${getNodeDescription(iter.currentNode)})`);
ok(!iter.isDone, `${description} isDone shouldn't be true immediately after initialization`);
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), document.body.firstChild.firstChild,
`${description} currentNode should be the text node after calling first() (got: ${getNodeDescription(iter.currentNode)})`);
ok(!iter.isDone, `${description} isDone shouldn't be true after calling first()`);
iter.last();
is(SpecialPowers.unwrap(iter.currentNode), document.body.firstChild.firstChild,
`${description} currentNode should be the text node after calling last() (got: ${getNodeDescription(iter.currentNode)})`);
ok(!iter.isDone, `${description} isDone shouldn't be true after calling last()`);
iter.prev();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null after calling prev() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true after calling prev()`); // XXX Is this expected?
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), document.body.firstChild.firstChild,
`${description} currentNode should be the text node after calling first() even after once done (got: ${getNodeDescription(iter.currentNode)})`);
ok(!iter.isDone, `${description} isDone shouldn't be true after calling first() even after once done`);
iter.next();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null after calling next() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true after calling next()`);
/**
* Basic behavior tests of first() and next() after initialized with positions which select the text node.
* XXX In this case, content iterator lists up the parent <div> element. Not sure if this is intentional difference
* from initWithRange().
*/
range.selectNode(document.body.firstChild);
description = "Initialized with positions including only text node:";
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
is(SpecialPowers.unwrap(iter.currentNode), document.body.firstChild,
`${description} currentNode should be the <div> element immediately after initialization (got: ${getNodeDescription(iter.currentNode)})`);
ok(!iter.isDone, `${description} isDone shouldn't be true immediately after initialization`);
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), document.body.firstChild,
`${description} currentNode should be the <div> element after calling first() (got: ${getNodeDescription(iter.currentNode)})`);
ok(!iter.isDone, `${description} isDone shouldn't be true after calling first()`);
iter.next();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null after calling next() from first position (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true after calling next() from first position`);
/**
* Tests to initializing with collapsed range at start of a text node.
*/
range = document.createRange();
range.collapse(document.body.firstChild.firstChild, 0);
description = "Initialized with range collapsed at start of text node:";
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null immediately after initialization (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true immediately after initialization`);
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null even after calling first() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true even after calling first()`);
/**
* Tests to initializing with collapsed range at start of a text node.
*/
description = "Initialized with a position at start of text node:";
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
document.body.firstChild.firstChild, 0, document.body.firstChild.firstChild, 0);
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null immediately after initialization (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true immediately after initialization`);
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null even after calling first() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true even after calling first()`);
/**
* Tests to initializing with collapsed range at end of a text node.
*/
range = document.createRange();
range.collapse(document.body.firstChild.firstChild, document.body.firstChild.firstChild.length);
description = "Initialized with range collapsed at end of text node:";
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null immediately after initialization (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true immediately after initialization`);
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null even after calling first() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true even after calling first()`);
/**
* Tests to initializing with collapsed range at end of a text node.
*/
description = "Initialized with a position at end of text node:";
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
document.body.firstChild.firstChild, document.body.firstChild.firstChild.length,
document.body.firstChild.firstChild, document.body.firstChild.firstChild.length);
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null immediately after initialization (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true immediately after initialization`);
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null even after calling first() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true even after calling first()`);
/**
* Tests to initializing with collapsed range at middle of a text node.
*/
range = document.createRange();
range.collapse(document.body.firstChild.firstChild, document.body.firstChild.firstChild.length / 2);
description = "Initialized with range collapsed at end of text node:";
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null immediately after initialization (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true immediately after initialization`);
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null even after calling first() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true even after calling first()`);
/**
* Tests to initializing with collapsed range at middle of a text node.
*/
description = "Initialized with a position at end of text node:";
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
document.body.firstChild.firstChild, document.body.firstChild.firstChild.length / 2,
document.body.firstChild.firstChild, document.body.firstChild.firstChild.length / 2);
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null immediately after initialization (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true immediately after initialization`);
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null even after calling first() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true even after calling first()`);
/**
* Tests to initializing with a range selecting all text in a text node.
*/
range = document.createRange();
range.setStart(document.body.firstChild.firstChild, 0);
range.setEnd(document.body.firstChild.firstChild, document.body.firstChild.firstChild.length);
description = "Initialized with range selecting all text in text node:";
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null immediately after initialization (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true immediately after initialization`);
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null even after calling first() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true even after calling first()`);
/**
* Tests to initializing with positions selecting all text in a text node.
*/
description = "Initialized with positions selecting all text in text node:";
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
document.body.firstChild.firstChild, 0,
document.body.firstChild.firstChild, document.body.firstChild.firstChild.length);
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null immediately after initialization (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true immediately after initialization`);
iter.first();
is(SpecialPowers.unwrap(iter.currentNode), null,
`${description} currentNode should be null even after calling first() (got: ${getNodeDescription(iter.currentNode)})`);
ok(iter.isDone, `${description} isDone should be true even after calling first()`);
/**
* Basic tests with complicated tree.
*/
function check(aIter, aExpectedResult, aDescription) {
if (aExpectedResult.length) {
is(SpecialPowers.unwrap(aIter.currentNode), aExpectedResult[0],
`${aDescription}: currentNode should be the text node immediately after initialization (got: ${getNodeDescription(aIter.currentNode)}, expected: ${getNodeDescription(aExpectedResult[0])})`);
ok(!aIter.isDone, `${aDescription}: isDone shouldn't be true immediately after initialization`);
aIter.first();
is(SpecialPowers.unwrap(aIter.currentNode), aExpectedResult[0],
`${aDescription}: currentNode should be the text node after calling first() (got: ${getNodeDescription(aIter.currentNode)}, expected: ${getNodeDescription(aExpectedResult[0])})`);
ok(!aIter.isDone, `${aDescription}: isDone shouldn't be true after calling first()`);
for (let expected of aExpectedResult) {
is(SpecialPowers.unwrap(aIter.currentNode), expected,
`${aDescription}: currentNode should be the node (got: ${getNodeDescription(aIter.currentNode)}, expected: ${getNodeDescription(expected)})`);
ok(!aIter.isDone, `${aDescription}: isDone shouldn't be true when ${getNodeDescription(expected)} is expected`);
aIter.next();
}
is(SpecialPowers.unwrap(aIter.currentNode), null,
`${aDescription}: currentNode should be null after calling next() finally (got: ${getNodeDescription(aIter.currentNode)}`);
ok(aIter.isDone, `${aDescription}: isDone should be true after calling next() finally`);
} else {
is(SpecialPowers.unwrap(aIter.currentNode), null,
`${aDescription}: currentNode should be null immediately after initialization (got: ${getNodeDescription(aIter.currentNode)})`);
ok(aIter.isDone, `${aDescription}: isDone should be true immediately after initialization`);
aIter.first();
is(SpecialPowers.unwrap(aIter.currentNode), null,
`${aDescription}: currentNode should be null after calling first() (got: ${getNodeDescription(aIter.currentNode)})`);
ok(aIter.isDone, `${aDescription}: isDone should be true after calling first()`);
}
}
document.body.innerHTML = "<p>" +
"Here is <b>bold</b> and <i><u>underlined and </u>italic </i><span>or no style text.</span><br>" +
"</p>" +
"<p>" +
"Here is an &lt;input&gt; element: <input type=\"text\" value=\"default value\"><br>\n" +
"and a &lt;textarea&gt; element: <textarea>text area's text node</textarea><br><br>\n" +
"<!-- and here is comment node -->" +
"</p>";
/**
* Selects the <body> with a range.
*/
range = document.createRange();
range.selectNode(document.body);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [document.body], "Initialized with range selecting the <body>");
/**
* Selects the <body> with positions.
*/
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset, range.endContainer, range.endOffset);
check(iter, [document.body], "Initialized with positions selecting the <body>");
/**
* Selects all children in the <body> with a range.
*/
range = document.createRange();
range.selectNodeContents(document.body);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter,
[document.body.firstChild, // first <p>
document.body.firstChild.nextSibling], // second <p>
"Initialized with range selecting all children in the <body>");
/**
* Selects all children in the <body> with positions.
*/
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset, range.endContainer, range.endOffset);
check(iter,
[document.body.firstChild, // first <p>
document.body.firstChild.nextSibling], // second <p>
"Initialized with positions selecting all children in the <body>");
/**
* range/positions around elements.
*/
document.body.innerHTML = "abc<b>def</b><i>ghi</i>jkl";
range = document.createRange();
range.setStart(document.body.firstChild, 0);
range.setEnd(document.body.firstChild.nextSibling.firstChild, 2);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [], "Initialized with range selecting '[abc<b>de]f'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting '[abc<b>de]f'");
range.setStart(document.body.firstChild, 2);
range.setEnd(document.body.firstChild.nextSibling.firstChild, 2);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter,[], "Initialized with range selecting 'ab[c<b>de]f'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting 'ab[c<b>de]f'");
range.setStart(document.body.firstChild, 3);
range.setEnd(document.body.firstChild.nextSibling.firstChild, 2);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [], "Initialized with range selecting 'abc[<b>de]f'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting 'abc[<b>de]f'");
range.setStart(document.body, 1);
range.setEnd(document.body.firstChild.nextSibling.firstChild, 2);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [], "Initialized with range selecting 'abc{<b>de]f'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting 'abc{<b>de]f'");
range.setStart(document.body.firstChild.nextSibling, 0);
range.setEnd(document.body.firstChild.nextSibling.firstChild, 2);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [], "Initialized with range selecting '<b>{de]f'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting '<b>{de]f'");
range.setStart(document.body.firstChild.nextSibling, 0);
range.setEnd(document.body.firstChild.nextSibling.firstChild, 3);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [], "Initialized with range selecting '<b>{def]</b>'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting '<b>{def]</b>'");
range.setStart(document.body.firstChild.nextSibling, 0);
range.setEnd(document.body.firstChild.nextSibling, 1);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter,
[document.body.firstChild.nextSibling.firstChild], // text in <b>
"Initialized with range selecting '<b>{def}</b>'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter,
[document.body.firstChild.nextSibling.firstChild], // text in <b>
"Initialized with positions selecting '<b>{def}</b>'");
range.setStart(document.body.firstChild.nextSibling, 0);
range.setEnd(document.body, 2);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter,
[document.body.firstChild.nextSibling.firstChild], // text in <b>
"Initialized with range selecting '<b>{def</b>}<i>ghi'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter,
[document.body.firstChild.nextSibling.firstChild], // text in <b>
"Initialized with positions selecting '<b>{def</b>}<i>ghi'");
range.setStart(document.body.firstChild.nextSibling.firstChild, 3);
range.setEnd(document.body, 2);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [], "Initialized with range selecting '<b>def[</b>}<i>ghi'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting '<b>def[</b>}<i>ghi'");
range.setStart(document.body.firstChild.nextSibling, 1);
range.setEnd(document.body, 2);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [], "Initialized with range selecting '<b>def{</b>}<i>ghi'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting '<b>def{</b>}<i>ghi'");
range.setStart(document.body.firstChild.nextSibling, 1);
range.setEnd(document.body.firstChild.nextSibling.nextSibling, 0);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [], "Initialized with range selecting '<b>def{</b><i>}ghi'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting '<b>def{</b><i>}ghi'");
range.setStart(document.body.firstChild.nextSibling, 1);
range.setEnd(document.body.firstChild.nextSibling.nextSibling.firstChild, 0);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [], "Initialized with range selecting '<b>def{</b><i>]ghi'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting '<b>def{</b><i>]ghi'");
range.setStart(document.body.firstChild.nextSibling.nextSibling, 0);
range.setEnd(document.body, 3);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter,
[document.body.firstChild.nextSibling.nextSibling.firstChild], // text in <i>
"Initialized with range selecting '<i>{ghi</i>}jkl'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter,
[document.body.firstChild.nextSibling.nextSibling.firstChild], // text in <i>
"Initialized with positions selecting '<i>{ghi</i>}jkl'");
range.setStart(document.body.firstChild.nextSibling.nextSibling.firstChild, 3);
range.setEnd(document.body, 3);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [], "Initialized with range selecting '<i>ghi[</i>}jkl'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting '<i>ghi[</i>}jkl'");
range.setStart(document.body.firstChild.nextSibling.nextSibling, 1);
range.setEnd(document.body, 3);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [], "Initialized with range selecting '<i>ghi{</i>}jkl'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting '<i>ghi{</i>}jkl'");
range.setStart(document.body.firstChild.nextSibling.nextSibling, 1);
range.setEnd(document.body.firstChild.nextSibling.nextSibling.nextSibling, 0);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [], "Initialized with range selecting '<i>ghi{</i>]jkl'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting '<i>ghi{</i>]jkl'");
/**
* range/positions around <br> elements.
*/
document.body.innerHTML = "abc<br>def";
range = document.createRange();
range.setStart(document.body.firstChild, 3);
range.setEnd(document.body.firstChild.nextSibling.nextSibling, 0);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter,
[document.body.firstChild.nextSibling], // <br>
"Initialized with range selecting 'abc[<br>]def'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter,
[document.body.firstChild.nextSibling], // <br>
"Initialized with positions selecting 'abc[<br>]def'");
range.setStart(document.body, 1);
range.setEnd(document.body.firstChild.nextSibling.nextSibling, 0);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter,
[document.body.firstChild.nextSibling], // <br>
"Initialized with range selecting 'abc{<br>]def'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter,
[document.body.firstChild.nextSibling], // <br>
"Initialized with positions selecting 'abc{<br>]def'");
range.setStart(document.body.firstChild.nextSibling, 0);
range.setEnd(document.body.firstChild.nextSibling.nextSibling, 0);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [], "Initialized with range selecting 'abc{<br>]def' (starting in <br>)");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting 'abc{<br>]def' (starting in <br>)");
range.setStart(document.body, 1);
range.setEnd(document.body, 2);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter,
[document.body.firstChild.nextSibling], // <br>
"Initialized with range selecting 'abc{<br>}def'");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter,
[document.body.firstChild.nextSibling], // <br>
"Initialized with positions selecting 'abc{<br>}def'");
range.setStart(document.body.firstChild, 3);
range.setEnd(document.body.firstChild.nextSibling, 0);
iter.initWithRange(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR, range);
check(iter, [], "Initialized with range selecting 'abc[}<br>def' (ending in <br>)");
iter.initWithPositions(Ci.nsIScriptableContentIterator.SUBTREE_ITERATOR,
range.startContainer, range.startOffset,
range.endContainer, range.endOffset);
check(iter, [], "Initialized with positions selecting 'abc[}<br>def' (ending in <br>)");
finish();
});
</script>
</head>
<body></body>
</html>