src/third_party/web_platform_tests/dom/ranges/Range-insertNode.html - cobalt - Git at Google

 <!doctype html>
 <title>Range.insertNode() tests</title>
 <link rel="author" title="Aryeh Gregor" href=ayg@aryeh.name>
 <meta name=timeout content=long>
 <p>To debug test failures, add a query parameter "subtest" with the test id (like
 "?subtest=5,16").  Only that test will be run.  Then you can look at the resulting
 iframes in the DOM.
 <div id=log></div>
 <script src=/resources/testharness.js></script>
 <script src=/resources/testharnessreport.js></script>
 <script src=../common.js></script>
 <script>
 "use strict";

 testDiv.parentNode.removeChild(testDiv);

 function restoreIframe(iframe, i, j) {
     // Most of this function is designed to work around the fact that Opera
     // doesn't let you add a doctype to a document that no longer has one, in
     // any way I can figure out.  I eventually compromised on something that
     // will still let Opera pass most tests that don't actually involve
     // doctypes.
     while (iframe.contentDocument.firstChild
     && iframe.contentDocument.firstChild.nodeType != Node.DOCUMENT_TYPE_NODE) {
         iframe.contentDocument.removeChild(iframe.contentDocument.firstChild);
     }

     while (iframe.contentDocument.lastChild
     && iframe.contentDocument.lastChild.nodeType != Node.DOCUMENT_TYPE_NODE) {
         iframe.contentDocument.removeChild(iframe.contentDocument.lastChild);
     }

     if (!iframe.contentDocument.firstChild) {
         // This will throw an exception in Opera if we reach here, which is why
         // I try to avoid it.  It will never happen in a browser that obeys the
         // spec, so it's really just insurance.  I don't think it actually gets
         // hit by anything.
         iframe.contentDocument.appendChild(iframe.contentDocument.implementation.createDocumentType("html", "", ""));
     }
     iframe.contentDocument.appendChild(referenceDoc.documentElement.cloneNode(true));
     iframe.contentWindow.setupRangeTests();
     iframe.contentWindow.testRangeInput = testRangesShort[i];
     iframe.contentWindow.testNodeInput = testNodesShort[j];
     iframe.contentWindow.run();
 }

 function testInsertNode(i, j) {
     var actualRange;
     var expectedRange;
     var actualNode;
     var expectedNode;
     var actualRoots = [];
     var expectedRoots = [];

     var detached = false;

     domTests[i][j].step(function() {
         restoreIframe(actualIframe, i, j);
         restoreIframe(expectedIframe, i, j);

         actualRange = actualIframe.contentWindow.testRange;
         expectedRange = expectedIframe.contentWindow.testRange;
         actualNode = actualIframe.contentWindow.testNode;
         expectedNode = expectedIframe.contentWindow.testNode;

         try {
             actualRange.collapsed;
         } catch (e) {
             detached = true;
         }

         assert_equals(actualIframe.contentWindow.unexpectedException, null,
             "Unexpected exception thrown when setting up Range for actual insertNode()");
         assert_equals(expectedIframe.contentWindow.unexpectedException, null,
             "Unexpected exception thrown when setting up Range for simulated insertNode()");
         assert_equals(typeof actualRange, "object",
             "typeof Range produced in actual iframe");
         assert_false(actualRange === null,
             "Range produced in actual iframe was null");
         assert_equals(typeof expectedRange, "object",
             "typeof Range produced in expected iframe");
         assert_false(expectedRange === null,
             "Range produced in expected iframe was null");
         assert_equals(typeof actualNode, "object",
             "typeof Node produced in actual iframe");
         assert_false(actualNode === null,
             "Node produced in actual iframe was null");
         assert_equals(typeof expectedNode, "object",
             "typeof Node produced in expected iframe");
         assert_false(expectedNode === null,
             "Node produced in expected iframe was null");

         // We want to test that the trees containing the ranges are equal, and
         // also the trees containing the moved nodes.  These might not be the
         // same, if we're inserting a node from a detached tree or a different
         // document.
         //
         // Detached ranges are always in the contentDocument.
         if (detached) {
             actualRoots.push(actualIframe.contentDocument);
             expectedRoots.push(expectedIframe.contentDocument);
         } else {
             actualRoots.push(furthestAncestor(actualRange.startContainer));
             expectedRoots.push(furthestAncestor(expectedRange.startContainer));
         }

         if (furthestAncestor(actualNode) != actualRoots[0]) {
             actualRoots.push(furthestAncestor(actualNode));
         }
         if (furthestAncestor(expectedNode) != expectedRoots[0]) {
             expectedRoots.push(furthestAncestor(expectedNode));
         }

         assert_equals(actualRoots.length, expectedRoots.length,
             "Either the actual node and actual range are in the same tree but the expected are in different trees, or vice versa");

         // This doctype stuff is to work around the fact that Opera 11.00 will
         // move around doctypes within a document, even to totally invalid
         // positions, but it won't allow a new doctype to be added to a
         // document in any way I can figure out.  So if we try moving a doctype
         // to some invalid place, in Opera it will actually succeed, and then
         // restoreIframe() will remove the doctype along with the root element,
         // and then nothing can re-add the doctype.  So instead, we catch it
         // during the test itself and move it back to the right place while we
         // still can.
         //
         // I spent *way* too much time debugging and working around this bug.
         var actualDoctype = actualIframe.contentDocument.doctype;
         var expectedDoctype = expectedIframe.contentDocument.doctype;

         var result;
         try {
             result = myInsertNode(expectedRange, expectedNode);
         } catch (e) {
             if (expectedDoctype != expectedIframe.contentDocument.firstChild) {
                 expectedIframe.contentDocument.insertBefore(expectedDoctype, expectedIframe.contentDocument.firstChild);
             }
             throw e;
         }
         if (typeof result == "string") {
             assert_throws(result, function() {
                 try {
                     actualRange.insertNode(actualNode);
                 } catch (e) {
                     if (expectedDoctype != expectedIframe.contentDocument.firstChild) {
                         expectedIframe.contentDocument.insertBefore(expectedDoctype, expectedIframe.contentDocument.firstChild);
                     }
                     if (actualDoctype != actualIframe.contentDocument.firstChild) {
                         actualIframe.contentDocument.insertBefore(actualDoctype, actualIframe.contentDocument.firstChild);
                     }
                     throw e;
                 }
             }, "A " + result + " DOMException must be thrown in this case");
             // Don't return, we still need to test DOM equality
         } else {
             try {
                 actualRange.insertNode(actualNode);
             } catch (e) {
                 if (expectedDoctype != expectedIframe.contentDocument.firstChild) {
                     expectedIframe.contentDocument.insertBefore(expectedDoctype, expectedIframe.contentDocument.firstChild);
                 }
                 if (actualDoctype != actualIframe.contentDocument.firstChild) {
                     actualIframe.contentDocument.insertBefore(actualDoctype, actualIframe.contentDocument.firstChild);
                 }
                 throw e;
             }
         }

         for (var k = 0; k < actualRoots.length; k++) {
             assertNodesEqual(actualRoots[k], expectedRoots[k], k ? "moved node's tree root" : "range's tree root");
         }
     });
     domTests[i][j].done();

     positionTests[i][j].step(function() {
         assert_equals(actualIframe.contentWindow.unexpectedException, null,
             "Unexpected exception thrown when setting up Range for actual insertNode()");
         assert_equals(expectedIframe.contentWindow.unexpectedException, null,
             "Unexpected exception thrown when setting up Range for simulated insertNode()");
         assert_equals(typeof actualRange, "object",
             "typeof Range produced in actual iframe");
         assert_false(actualRange === null,
             "Range produced in actual iframe was null");
         assert_equals(typeof expectedRange, "object",
             "typeof Range produced in expected iframe");
         assert_false(expectedRange === null,
             "Range produced in expected iframe was null");
         assert_equals(typeof actualNode, "object",
             "typeof Node produced in actual iframe");
         assert_false(actualNode === null,
             "Node produced in actual iframe was null");
         assert_equals(typeof expectedNode, "object",
             "typeof Node produced in expected iframe");
         assert_false(expectedNode === null,
             "Node produced in expected iframe was null");

         for (var k = 0; k < actualRoots.length; k++) {
             assertNodesEqual(actualRoots[k], expectedRoots[k], k ? "moved node's tree root" : "range's tree root");
         }

         if (detached) {
             // No further tests we can do
             return;
         }

         assert_equals(actualRange.startOffset, expectedRange.startOffset,
             "Unexpected startOffset after insertNode()");
         assert_equals(actualRange.endOffset, expectedRange.endOffset,
             "Unexpected endOffset after insertNode()");
         // How do we decide that the two nodes are equal, since they're in
         // different trees?  Since the DOMs are the same, it's enough to check
         // that the index in the parent is the same all the way up the tree.
         // But we can first cheat by just checking they're actually equal.
         assert_true(actualRange.startContainer.isEqualNode(expectedRange.startContainer),
             "Unexpected startContainer after insertNode(), expected " +
             expectedRange.startContainer.nodeName.toLowerCase() + " but got " +
             actualRange.startContainer.nodeName.toLowerCase());
         var currentActual = actualRange.startContainer;
         var currentExpected = expectedRange.startContainer;
         var actual = "";
         var expected = "";
         while (currentActual && currentExpected) {
             actual = indexOf(currentActual) + "-" + actual;
             expected = indexOf(currentExpected) + "-" + expected;

             currentActual = currentActual.parentNode;
             currentExpected = currentExpected.parentNode;
         }
         actual = actual.substr(0, actual.length - 1);
         expected = expected.substr(0, expected.length - 1);
         assert_equals(actual, expected,
             "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");
     });
     positionTests[i][j].done();
 }

 testRanges.unshift('"detached"');

 var iStart = 0;
 var iStop = testRangesShort.length;
 var jStart = 0;
 var jStop = testNodesShort.length;

 if (/subtest=[0-9]+,[0-9]+/.test(location.search)) {
     var matches = /subtest=([0-9]+),([0-9]+)/.exec(location.search);
     iStart = Number(matches[1]);
     iStop = Number(matches[1]) + 1;
     jStart = Number(matches[2]) + 0;
     jStop = Number(matches[2]) + 1;
 }

 var domTests = [];
 var positionTests = [];
 for (var i = iStart; i < iStop; i++) {
     domTests[i] = [];
     positionTests[i] = [];
     for (var j = jStart; j < jStop; j++) {
         domTests[i][j] = async_test(i + "," + j + ": resulting DOM for range " + testRangesShort[i] + ", node " + testNodesShort[j]);
         positionTests[i][j] = async_test(i + "," + j + ": resulting range position for range " + testRangesShort[i] + ", node " + testNodesShort[j]);
     }
 }

 var actualIframe = document.createElement("iframe");
 actualIframe.style.display = "none";
 document.body.appendChild(actualIframe);

 var expectedIframe = document.createElement("iframe");
 expectedIframe.style.display = "none";
 document.body.appendChild(expectedIframe);

 var referenceDoc = document.implementation.createHTMLDocument("");
 referenceDoc.removeChild(referenceDoc.documentElement);

 actualIframe.onload = function() {
     expectedIframe.onload = function() {
         for (var i = iStart; i < iStop; i++) {
             for (var j = jStart; j < jStop; j++) {
                 testInsertNode(i, j);
             }
         }
     }
     expectedIframe.src = "Range-test-iframe.html";
     referenceDoc.appendChild(actualIframe.contentDocument.documentElement.cloneNode(true));
 }
 actualIframe.src = "Range-test-iframe.html";
 </script>
	<!doctype html>
	<title>Range.insertNode() tests</title>
	<link rel="author" title="Aryeh Gregor" href=ayg@aryeh.name>
	<meta name=timeout content=long>
	<p>To debug test failures, add a query parameter "subtest" with the test id (like
	"?subtest=5,16"). Only that test will be run. Then you can look at the resulting
	iframes in the DOM.
	<div id=log></div>
	<script src=/resources/testharness.js></script>
	<script src=/resources/testharnessreport.js></script>
	<script src=../common.js></script>
	<script>
	"use strict";

	testDiv.parentNode.removeChild(testDiv);

	function restoreIframe(iframe, i, j) {
	// Most of this function is designed to work around the fact that Opera
	// doesn't let you add a doctype to a document that no longer has one, in
	// any way I can figure out. I eventually compromised on something that
	// will still let Opera pass most tests that don't actually involve
	// doctypes.
	while (iframe.contentDocument.firstChild
	&& iframe.contentDocument.firstChild.nodeType != Node.DOCUMENT_TYPE_NODE) {
	iframe.contentDocument.removeChild(iframe.contentDocument.firstChild);
	}

	while (iframe.contentDocument.lastChild
	&& iframe.contentDocument.lastChild.nodeType != Node.DOCUMENT_TYPE_NODE) {
	iframe.contentDocument.removeChild(iframe.contentDocument.lastChild);
	}

	if (!iframe.contentDocument.firstChild) {
	// This will throw an exception in Opera if we reach here, which is why
	// I try to avoid it. It will never happen in a browser that obeys the
	// spec, so it's really just insurance. I don't think it actually gets
	// hit by anything.
	iframe.contentDocument.appendChild(iframe.contentDocument.implementation.createDocumentType("html", "", ""));
	}
	iframe.contentDocument.appendChild(referenceDoc.documentElement.cloneNode(true));
	iframe.contentWindow.setupRangeTests();
	iframe.contentWindow.testRangeInput = testRangesShort[i];
	iframe.contentWindow.testNodeInput = testNodesShort[j];
	iframe.contentWindow.run();
	}

	function testInsertNode(i, j) {
	var actualRange;
	var expectedRange;
	var actualNode;
	var expectedNode;
	var actualRoots = [];
	var expectedRoots = [];

	var detached = false;

	domTests[i][j].step(function() {
	restoreIframe(actualIframe, i, j);
	restoreIframe(expectedIframe, i, j);

	actualRange = actualIframe.contentWindow.testRange;
	expectedRange = expectedIframe.contentWindow.testRange;
	actualNode = actualIframe.contentWindow.testNode;
	expectedNode = expectedIframe.contentWindow.testNode;

	try {
	actualRange.collapsed;
	} catch (e) {
	detached = true;
	}

	assert_equals(actualIframe.contentWindow.unexpectedException, null,
	"Unexpected exception thrown when setting up Range for actual insertNode()");
	assert_equals(expectedIframe.contentWindow.unexpectedException, null,
	"Unexpected exception thrown when setting up Range for simulated insertNode()");
	assert_equals(typeof actualRange, "object",
	"typeof Range produced in actual iframe");
	assert_false(actualRange === null,
	"Range produced in actual iframe was null");
	assert_equals(typeof expectedRange, "object",
	"typeof Range produced in expected iframe");
	assert_false(expectedRange === null,
	"Range produced in expected iframe was null");
	assert_equals(typeof actualNode, "object",
	"typeof Node produced in actual iframe");
	assert_false(actualNode === null,
	"Node produced in actual iframe was null");
	assert_equals(typeof expectedNode, "object",
	"typeof Node produced in expected iframe");
	assert_false(expectedNode === null,
	"Node produced in expected iframe was null");

	// We want to test that the trees containing the ranges are equal, and
	// also the trees containing the moved nodes. These might not be the
	// same, if we're inserting a node from a detached tree or a different
	// document.
	//
	// Detached ranges are always in the contentDocument.
	if (detached) {
	actualRoots.push(actualIframe.contentDocument);
	expectedRoots.push(expectedIframe.contentDocument);
	} else {
	actualRoots.push(furthestAncestor(actualRange.startContainer));
	expectedRoots.push(furthestAncestor(expectedRange.startContainer));
	}

	if (furthestAncestor(actualNode) != actualRoots[0]) {
	actualRoots.push(furthestAncestor(actualNode));
	}
	if (furthestAncestor(expectedNode) != expectedRoots[0]) {
	expectedRoots.push(furthestAncestor(expectedNode));
	}

	assert_equals(actualRoots.length, expectedRoots.length,
	"Either the actual node and actual range are in the same tree but the expected are in different trees, or vice versa");

	// This doctype stuff is to work around the fact that Opera 11.00 will
	// move around doctypes within a document, even to totally invalid
	// positions, but it won't allow a new doctype to be added to a
	// document in any way I can figure out. So if we try moving a doctype
	// to some invalid place, in Opera it will actually succeed, and then
	// restoreIframe() will remove the doctype along with the root element,
	// and then nothing can re-add the doctype. So instead, we catch it
	// during the test itself and move it back to the right place while we
	// still can.
	//
	// I spent way too much time debugging and working around this bug.
	var actualDoctype = actualIframe.contentDocument.doctype;
	var expectedDoctype = expectedIframe.contentDocument.doctype;

	var result;
	try {
	result = myInsertNode(expectedRange, expectedNode);
	} catch (e) {
	if (expectedDoctype != expectedIframe.contentDocument.firstChild) {
	expectedIframe.contentDocument.insertBefore(expectedDoctype, expectedIframe.contentDocument.firstChild);
	}
	throw e;
	}
	if (typeof result == "string") {
	assert_throws(result, function() {
	try {
	actualRange.insertNode(actualNode);
	} catch (e) {
	if (expectedDoctype != expectedIframe.contentDocument.firstChild) {
	expectedIframe.contentDocument.insertBefore(expectedDoctype, expectedIframe.contentDocument.firstChild);
	}
	if (actualDoctype != actualIframe.contentDocument.firstChild) {
	actualIframe.contentDocument.insertBefore(actualDoctype, actualIframe.contentDocument.firstChild);
	}
	throw e;
	}
	}, "A " + result + " DOMException must be thrown in this case");
	// Don't return, we still need to test DOM equality
	} else {
	try {
	actualRange.insertNode(actualNode);
	} catch (e) {
	if (expectedDoctype != expectedIframe.contentDocument.firstChild) {
	expectedIframe.contentDocument.insertBefore(expectedDoctype, expectedIframe.contentDocument.firstChild);
	}
	if (actualDoctype != actualIframe.contentDocument.firstChild) {
	actualIframe.contentDocument.insertBefore(actualDoctype, actualIframe.contentDocument.firstChild);
	}
	throw e;
	}
	}

	for (var k = 0; k < actualRoots.length; k++) {
	assertNodesEqual(actualRoots[k], expectedRoots[k], k ? "moved node's tree root" : "range's tree root");
	}
	});
	domTests[i][j].done();

	positionTests[i][j].step(function() {
	assert_equals(actualIframe.contentWindow.unexpectedException, null,
	"Unexpected exception thrown when setting up Range for actual insertNode()");
	assert_equals(expectedIframe.contentWindow.unexpectedException, null,
	"Unexpected exception thrown when setting up Range for simulated insertNode()");
	assert_equals(typeof actualRange, "object",
	"typeof Range produced in actual iframe");
	assert_false(actualRange === null,
	"Range produced in actual iframe was null");
	assert_equals(typeof expectedRange, "object",
	"typeof Range produced in expected iframe");
	assert_false(expectedRange === null,
	"Range produced in expected iframe was null");
	assert_equals(typeof actualNode, "object",
	"typeof Node produced in actual iframe");
	assert_false(actualNode === null,
	"Node produced in actual iframe was null");
	assert_equals(typeof expectedNode, "object",
	"typeof Node produced in expected iframe");
	assert_false(expectedNode === null,
	"Node produced in expected iframe was null");

	for (var k = 0; k < actualRoots.length; k++) {
	assertNodesEqual(actualRoots[k], expectedRoots[k], k ? "moved node's tree root" : "range's tree root");
	}

	if (detached) {
	// No further tests we can do
	return;
	}

	assert_equals(actualRange.startOffset, expectedRange.startOffset,
	"Unexpected startOffset after insertNode()");
	assert_equals(actualRange.endOffset, expectedRange.endOffset,
	"Unexpected endOffset after insertNode()");
	// How do we decide that the two nodes are equal, since they're in
	// different trees? Since the DOMs are the same, it's enough to check
	// that the index in the parent is the same all the way up the tree.
	// But we can first cheat by just checking they're actually equal.
	assert_true(actualRange.startContainer.isEqualNode(expectedRange.startContainer),
	"Unexpected startContainer after insertNode(), expected " +
	expectedRange.startContainer.nodeName.toLowerCase() + " but got " +
	actualRange.startContainer.nodeName.toLowerCase());
	var currentActual = actualRange.startContainer;
	var currentExpected = expectedRange.startContainer;
	var actual = "";
	var expected = "";
	while (currentActual && currentExpected) {
	actual = indexOf(currentActual) + "-" + actual;
	expected = indexOf(currentExpected) + "-" + expected;

	currentActual = currentActual.parentNode;
	currentExpected = currentExpected.parentNode;
	}
	actual = actual.substr(0, actual.length - 1);
	expected = expected.substr(0, expected.length - 1);
	assert_equals(actual, expected,
	"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");
	});
	positionTests[i][j].done();
	}

	testRanges.unshift('"detached"');

	var iStart = 0;
	var iStop = testRangesShort.length;
	var jStart = 0;
	var jStop = testNodesShort.length;

	if (/subtest=[0-9]+,[0-9]+/.test(location.search)) {
	var matches = /subtest=([0-9]+),([0-9]+)/.exec(location.search);
	iStart = Number(matches[1]);
	iStop = Number(matches[1]) + 1;
	jStart = Number(matches[2]) + 0;
	jStop = Number(matches[2]) + 1;
	}

	var domTests = [];
	var positionTests = [];
	for (var i = iStart; i < iStop; i++) {
	domTests[i] = [];
	positionTests[i] = [];
	for (var j = jStart; j < jStop; j++) {
	domTests[i][j] = async_test(i + "," + j + ": resulting DOM for range " + testRangesShort[i] + ", node " + testNodesShort[j]);
	positionTests[i][j] = async_test(i + "," + j + ": resulting range position for range " + testRangesShort[i] + ", node " + testNodesShort[j]);
	}
	}

	var actualIframe = document.createElement("iframe");
	actualIframe.style.display = "none";
	document.body.appendChild(actualIframe);

	var expectedIframe = document.createElement("iframe");
	expectedIframe.style.display = "none";
	document.body.appendChild(expectedIframe);

	var referenceDoc = document.implementation.createHTMLDocument("");
	referenceDoc.removeChild(referenceDoc.documentElement);

	actualIframe.onload = function() {
	expectedIframe.onload = function() {
	for (var i = iStart; i < iStop; i++) {
	for (var j = jStart; j < jStop; j++) {
	testInsertNode(i, j);
	}
	}
	}
	expectedIframe.src = "Range-test-iframe.html";
	referenceDoc.appendChild(actualIframe.contentDocument.documentElement.cloneNode(true));
	}
	actualIframe.src = "Range-test-iframe.html";
	</script>