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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo
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Roy Tam
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150858 changed files with 23884658 additions and 0 deletions
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<!doctype html>
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<meta charset=utf-8>
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<title>Range.surroundContents() tests</title>
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<link rel="author" title="Aryeh Gregor" href=ayg@aryeh.name>
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<meta name=timeout content=long>
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<p>To debug test failures, add a query parameter "subtest" with the test id (like
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"?subtest=5,16"). Only that test will be run. Then you can look at the resulting
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iframes in the DOM.
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<div id=log></div>
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<script src=/resources/testharness.js></script>
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<script src=/resources/testharnessreport.js></script>
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<script src=../common.js></script>
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<script>
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"use strict";
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testDiv.parentNode.removeChild(testDiv);
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function mySurroundContents(range, newParent) {
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try {
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// "If a non-Text node is partially contained in the context object,
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// throw a "InvalidStateError" exception and terminate these steps."
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var node = range.commonAncestorContainer;
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var stop = nextNodeDescendants(node);
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for (; node != stop; node = nextNode(node)) {
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if (node.nodeType != Node.TEXT_NODE
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&& isPartiallyContained(node, range)) {
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return "INVALID_STATE_ERR";
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}
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}
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// "If newParent is a Document, DocumentType, or DocumentFragment node,
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// throw an "InvalidNodeTypeError" exception and terminate these
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// steps."
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if (newParent.nodeType == Node.DOCUMENT_NODE
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|| newParent.nodeType == Node.DOCUMENT_TYPE_NODE
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|| newParent.nodeType == Node.DOCUMENT_FRAGMENT_NODE) {
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return "INVALID_NODE_TYPE_ERR";
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}
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// "Call extractContents() on the context object, and let fragment be
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// the result."
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var fragment = myExtractContents(range);
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if (typeof fragment == "string") {
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return fragment;
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}
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// "While newParent has children, remove its first child."
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while (newParent.childNodes.length) {
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newParent.removeChild(newParent.firstChild);
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}
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// "Call insertNode(newParent) on the context object."
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var ret = myInsertNode(range, newParent);
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if (typeof ret == "string") {
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return ret;
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}
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// "Call appendChild(fragment) on newParent."
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newParent.appendChild(fragment);
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// "Call selectNode(newParent) on the context object."
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//
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// We just reimplement this in-place.
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if (!newParent.parentNode) {
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return "INVALID_NODE_TYPE_ERR";
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}
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var index = indexOf(newParent);
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range.setStart(newParent.parentNode, index);
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range.setEnd(newParent.parentNode, index + 1);
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} catch (e) {
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return getDomExceptionName(e);
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}
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}
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function restoreIframe(iframe, i, j) {
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// Most of this function is designed to work around the fact that Opera
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// doesn't let you add a doctype to a document that no longer has one, in
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// any way I can figure out. I eventually compromised on something that
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// will still let Opera pass most tests that don't actually involve
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// doctypes.
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while (iframe.contentDocument.firstChild
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&& iframe.contentDocument.firstChild.nodeType != Node.DOCUMENT_TYPE_NODE) {
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iframe.contentDocument.removeChild(iframe.contentDocument.firstChild);
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}
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while (iframe.contentDocument.lastChild
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&& iframe.contentDocument.lastChild.nodeType != Node.DOCUMENT_TYPE_NODE) {
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iframe.contentDocument.removeChild(iframe.contentDocument.lastChild);
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}
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if (!iframe.contentDocument.firstChild) {
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// This will throw an exception in Opera if we reach here, which is why
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// I try to avoid it. It will never happen in a browser that obeys the
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// spec, so it's really just insurance. I don't think it actually gets
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// hit by anything.
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iframe.contentDocument.appendChild(iframe.contentDocument.implementation.createDocumentType("html", "", ""));
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}
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iframe.contentDocument.appendChild(referenceDoc.documentElement.cloneNode(true));
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iframe.contentWindow.setupRangeTests();
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iframe.contentWindow.testRangeInput = testRangesShort[i];
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iframe.contentWindow.testNodeInput = testNodesShort[j];
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iframe.contentWindow.run();
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}
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function testSurroundContents(i, j) {
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var actualRange;
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var expectedRange;
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var actualNode;
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var expectedNode;
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var actualRoots = [];
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var expectedRoots = [];
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domTests[i][j].step(function() {
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restoreIframe(actualIframe, i, j);
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restoreIframe(expectedIframe, i, j);
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actualRange = actualIframe.contentWindow.testRange;
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expectedRange = expectedIframe.contentWindow.testRange;
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actualNode = actualIframe.contentWindow.testNode;
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expectedNode = expectedIframe.contentWindow.testNode;
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assert_equals(actualIframe.contentWindow.unexpectedException, null,
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"Unexpected exception thrown when setting up Range for actual surroundContents()");
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assert_equals(expectedIframe.contentWindow.unexpectedException, null,
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"Unexpected exception thrown when setting up Range for simulated surroundContents()");
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assert_equals(typeof actualRange, "object",
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"typeof Range produced in actual iframe");
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assert_false(actualRange === null,
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"Range produced in actual iframe was null");
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assert_equals(typeof expectedRange, "object",
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"typeof Range produced in expected iframe");
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assert_false(expectedRange === null,
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"Range produced in expected iframe was null");
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assert_equals(typeof actualNode, "object",
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"typeof Node produced in actual iframe");
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assert_false(actualNode === null,
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"Node produced in actual iframe was null");
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assert_equals(typeof expectedNode, "object",
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"typeof Node produced in expected iframe");
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assert_false(expectedNode === null,
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"Node produced in expected iframe was null");
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// We want to test that the trees containing the ranges are equal, and
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// also the trees containing the moved nodes. These might not be the
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// same, if we're inserting a node from a detached tree or a different
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// document.
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actualRoots.push(furthestAncestor(actualRange.startContainer));
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expectedRoots.push(furthestAncestor(expectedRange.startContainer));
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if (furthestAncestor(actualNode) != actualRoots[0]) {
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actualRoots.push(furthestAncestor(actualNode));
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}
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if (furthestAncestor(expectedNode) != expectedRoots[0]) {
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expectedRoots.push(furthestAncestor(expectedNode));
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}
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assert_equals(actualRoots.length, expectedRoots.length,
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"Either the actual node and actual range are in the same tree but the expected are in different trees, or vice versa");
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// This doctype stuff is to work around the fact that Opera 11.00 will
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// move around doctypes within a document, even to totally invalid
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// positions, but it won't allow a new doctype to be added to a
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// document in any way I can figure out. So if we try moving a doctype
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// to some invalid place, in Opera it will actually succeed, and then
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// restoreIframe() will remove the doctype along with the root element,
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// and then nothing can re-add the doctype. So instead, we catch it
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// during the test itself and move it back to the right place while we
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// still can.
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//
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// I spent *way* too much time debugging and working around this bug.
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var actualDoctype = actualIframe.contentDocument.doctype;
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var expectedDoctype = expectedIframe.contentDocument.doctype;
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var result;
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try {
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result = mySurroundContents(expectedRange, expectedNode);
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} catch (e) {
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if (expectedDoctype != expectedIframe.contentDocument.firstChild) {
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expectedIframe.contentDocument.insertBefore(expectedDoctype, expectedIframe.contentDocument.firstChild);
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}
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throw e;
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}
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if (typeof result == "string") {
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assert_throws(result, function() {
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try {
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actualRange.surroundContents(actualNode);
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} catch (e) {
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if (expectedDoctype != expectedIframe.contentDocument.firstChild) {
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expectedIframe.contentDocument.insertBefore(expectedDoctype, expectedIframe.contentDocument.firstChild);
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}
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if (actualDoctype != actualIframe.contentDocument.firstChild) {
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actualIframe.contentDocument.insertBefore(actualDoctype, actualIframe.contentDocument.firstChild);
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}
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throw e;
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}
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}, "A " + result + " must be thrown in this case");
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// Don't return, we still need to test DOM equality
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} else {
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try {
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actualRange.surroundContents(actualNode);
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} catch (e) {
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if (expectedDoctype != expectedIframe.contentDocument.firstChild) {
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expectedIframe.contentDocument.insertBefore(expectedDoctype, expectedIframe.contentDocument.firstChild);
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}
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if (actualDoctype != actualIframe.contentDocument.firstChild) {
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actualIframe.contentDocument.insertBefore(actualDoctype, actualIframe.contentDocument.firstChild);
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}
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throw e;
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}
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}
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for (var k = 0; k < actualRoots.length; k++) {
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assertNodesEqual(actualRoots[k], expectedRoots[k], k ? "moved node's tree root" : "range's tree root");
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}
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});
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domTests[i][j].done();
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positionTests[i][j].step(function() {
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assert_equals(actualIframe.contentWindow.unexpectedException, null,
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"Unexpected exception thrown when setting up Range for actual surroundContents()");
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assert_equals(expectedIframe.contentWindow.unexpectedException, null,
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"Unexpected exception thrown when setting up Range for simulated surroundContents()");
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assert_equals(typeof actualRange, "object",
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"typeof Range produced in actual iframe");
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assert_false(actualRange === null,
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"Range produced in actual iframe was null");
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assert_equals(typeof expectedRange, "object",
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"typeof Range produced in expected iframe");
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assert_false(expectedRange === null,
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"Range produced in expected iframe was null");
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assert_equals(typeof actualNode, "object",
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"typeof Node produced in actual iframe");
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assert_false(actualNode === null,
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"Node produced in actual iframe was null");
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assert_equals(typeof expectedNode, "object",
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"typeof Node produced in expected iframe");
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assert_false(expectedNode === null,
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"Node produced in expected iframe was null");
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for (var k = 0; k < actualRoots.length; k++) {
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assertNodesEqual(actualRoots[k], expectedRoots[k], k ? "moved node's tree root" : "range's tree root");
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}
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assert_equals(actualRange.startOffset, expectedRange.startOffset,
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"Unexpected startOffset after surroundContents()");
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assert_equals(actualRange.endOffset, expectedRange.endOffset,
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"Unexpected endOffset after surroundContents()");
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// How do we decide that the two nodes are equal, since they're in
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// different trees? Since the DOMs are the same, it's enough to check
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// that the index in the parent is the same all the way up the tree.
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// But we can first cheat by just checking they're actually equal.
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assert_true(actualRange.startContainer.isEqualNode(expectedRange.startContainer),
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"Unexpected startContainer after surroundContents(), expected " +
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expectedRange.startContainer.nodeName.toLowerCase() + " but got " +
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actualRange.startContainer.nodeName.toLowerCase());
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var currentActual = actualRange.startContainer;
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var currentExpected = expectedRange.startContainer;
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var actual = "";
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var expected = "";
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while (currentActual && currentExpected) {
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actual = indexOf(currentActual) + "-" + actual;
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expected = indexOf(currentExpected) + "-" + expected;
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currentActual = currentActual.parentNode;
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currentExpected = currentExpected.parentNode;
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}
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actual = actual.substr(0, actual.length - 1);
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expected = expected.substr(0, expected.length - 1);
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assert_equals(actual, expected,
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"startContainer superficially looks right but is actually the wrong node if you trace back its index in all its ancestors (I'm surprised this actually happened");
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});
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positionTests[i][j].done();
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}
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var iStart = 0;
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var iStop = testRangesShort.length;
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var jStart = 0;
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var jStop = testNodesShort.length;
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if (/subtest=[0-9]+,[0-9]+/.test(location.search)) {
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var matches = /subtest=([0-9]+),([0-9]+)/.exec(location.search);
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iStart = Number(matches[1]);
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iStop = Number(matches[1]) + 1;
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jStart = Number(matches[2]) + 0;
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jStop = Number(matches[2]) + 1;
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}
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var domTests = [];
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var positionTests = [];
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for (var i = iStart; i < iStop; i++) {
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domTests[i] = [];
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positionTests[i] = [];
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for (var j = jStart; j < jStop; j++) {
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domTests[i][j] = async_test(i + "," + j + ": resulting DOM for range " + testRangesShort[i] + ", node " + testNodesShort[j]);
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positionTests[i][j] = async_test(i + "," + j + ": resulting range position for range " + testRangesShort[i] + ", node " + testNodesShort[j]);
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}
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}
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var actualIframe = document.createElement("iframe");
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actualIframe.style.display = "none";
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actualIframe.id = "actual";
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document.body.appendChild(actualIframe);
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var expectedIframe = document.createElement("iframe");
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expectedIframe.style.display = "none";
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expectedIframe.id = "expected";
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document.body.appendChild(expectedIframe);
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var referenceDoc = document.implementation.createHTMLDocument("");
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referenceDoc.removeChild(referenceDoc.documentElement);
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actualIframe.onload = function() {
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expectedIframe.onload = function() {
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for (var i = iStart; i < iStop; i++) {
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for (var j = jStart; j < jStop; j++) {
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testSurroundContents(i, j);
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}
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}
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}
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expectedIframe.src = "Range-test-iframe.html";
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referenceDoc.appendChild(actualIframe.contentDocument.documentElement.cloneNode(true));
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}
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actualIframe.src = "Range-test-iframe.html";
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</script>
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