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-rw-r--r--testing/web-platform/tests/selection/Document-open.html44
-rw-r--r--testing/web-platform/tests/selection/OWNERS1
-rw-r--r--testing/web-platform/tests/selection/addRange.html178
-rw-r--r--testing/web-platform/tests/selection/collapse.html88
-rw-r--r--testing/web-platform/tests/selection/collapseToStartEnd.html121
-rw-r--r--testing/web-platform/tests/selection/common.js952
-rw-r--r--testing/web-platform/tests/selection/deleteFromDocument.html97
-rw-r--r--testing/web-platform/tests/selection/dir-manual.html106
-rw-r--r--testing/web-platform/tests/selection/extend.html149
-rw-r--r--testing/web-platform/tests/selection/getRangeAt.html14
-rw-r--r--testing/web-platform/tests/selection/getSelection.html160
-rw-r--r--testing/web-platform/tests/selection/interfaces.html41
-rw-r--r--testing/web-platform/tests/selection/isCollapsed.html31
-rw-r--r--testing/web-platform/tests/selection/removeAllRanges.html45
-rw-r--r--testing/web-platform/tests/selection/selectAllChildren.html53
-rw-r--r--testing/web-platform/tests/selection/test-iframe.html33
16 files changed, 2113 insertions, 0 deletions
diff --git a/testing/web-platform/tests/selection/Document-open.html b/testing/web-platform/tests/selection/Document-open.html
new file mode 100644
index 000000000..9d170914e
--- /dev/null
+++ b/testing/web-platform/tests/selection/Document-open.html
@@ -0,0 +1,44 @@
+<!doctype html>
+<title>Selection Document.open() tests</title>
+<div id=log></div>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script>
+"use strict";
+
+// This tests the HTML spec requirement "Replace the Document's singleton
+// objects with new instances of those objects. (This includes in particular
+// the Window, Location, History, ApplicationCache, and Navigator, objects, the
+// various BarProp objects, the two Storage objects, the various HTMLCollection
+// objects, and objects defined by other specifications, like Selection and the
+// document's UndoManager. It also includes all the Web IDL prototypes in the
+// JavaScript binding, including the Document object's prototype.)" in the
+// document.open() algorithm.
+
+var iframe = document.createElement("iframe");
+var t = async_test("Selection must be replaced with a new object after document.open()");
+iframe.onload = function() {
+ t.step(function() {
+ var originalSelection = iframe.contentWindow.getSelection();
+ assert_equals(originalSelection.rangeCount, 0,
+ "Sanity check: rangeCount must be initially 0");
+ iframe.contentDocument.body.appendChild(
+ iframe.contentDocument.createTextNode("foo"));
+ var range = iframe.contentDocument.createRange();
+ range.selectNodeContents(iframe.contentDocument.body);
+ iframe.contentWindow.getSelection().addRange(range);
+ assert_equals(originalSelection.rangeCount, 1,
+ "Sanity check: rangeCount must be 1 after adding a range");
+
+ iframe.contentDocument.open();
+
+ assert_not_equals(iframe.contentWindow.getSelection(), originalSelection,
+ "After document.open(), the Selection object must no longer be the same");
+ assert_equals(iframe.contentWindow.getSelection().rangeCount, 0,
+ "After document.open(), rangeCount must be 0 again");
+ });
+ t.done();
+ document.body.removeChild(iframe);
+};
+document.body.appendChild(iframe);
+</script>
diff --git a/testing/web-platform/tests/selection/OWNERS b/testing/web-platform/tests/selection/OWNERS
new file mode 100644
index 000000000..ce908c45b
--- /dev/null
+++ b/testing/web-platform/tests/selection/OWNERS
@@ -0,0 +1 @@
+@ayg
diff --git a/testing/web-platform/tests/selection/addRange.html b/testing/web-platform/tests/selection/addRange.html
new file mode 100644
index 000000000..5fe840942
--- /dev/null
+++ b/testing/web-platform/tests/selection/addRange.html
@@ -0,0 +1,178 @@
+<!doctype html>
+<title>Selection.addRange() tests</title>
+<div id=log></div>
+<meta name="timeout" content="long">
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=common.js></script>
+<script>
+"use strict";
+
+function testAddRange(exception, range, endpoints, qualifier, testName) {
+ test(function() {
+ assert_equals(exception, null, "Test setup must not throw exceptions");
+
+ selection.addRange(range);
+
+ assert_equals(range.startContainer, endpoints[0],
+ "addRange() must not modify the startContainer of the Range it's given");
+ assert_equals(range.startOffset, endpoints[1],
+ "addRange() must not modify the startOffset of the Range it's given");
+ assert_equals(range.endContainer, endpoints[2],
+ "addRange() must not modify the endContainer of the Range it's given");
+ assert_equals(range.endOffset, endpoints[3],
+ "addRange() must not modify the endOffset of the Range it's given");
+ }, testName + ": " + qualifier + " addRange() must not throw exceptions or modify the range it's given");
+
+ test(function() {
+ assert_equals(exception, null, "Test setup must not throw exceptions");
+
+ assert_equals(selection.rangeCount, 1, "rangeCount must be 1");
+ }, testName + ": " + qualifier + " addRange() must result in rangeCount being 1");
+
+ // From here on out we check selection.getRangeAt(selection.rangeCount - 1)
+ // so as not to double-fail Gecko.
+
+ test(function() {
+ assert_equals(exception, null, "Test setup must not throw exceptions");
+ assert_not_equals(selection.rangeCount, 0, "Cannot proceed with tests if rangeCount is 0");
+
+ var newRange = selection.getRangeAt(selection.rangeCount - 1);
+
+ assert_not_equals(newRange, null,
+ "getRangeAt(rangeCount - 1) must not return null");
+ assert_equals(typeof newRange, "object",
+ "getRangeAt(rangeCount - 1) must return an object");
+
+ assert_equals(newRange.startContainer, range.startContainer,
+ "startContainer of the Selection's last Range must match the added Range");
+ assert_equals(newRange.startOffset, range.startOffset,
+ "startOffset of the Selection's last Range must match the added Range");
+ assert_equals(newRange.endContainer, range.endContainer,
+ "endContainer of the Selection's last Range must match the added Range");
+ assert_equals(newRange.endOffset, range.endOffset,
+ "endOffset of the Selection's last Range must match the added Range");
+ }, testName + ": " + qualifier + " addRange() must result in the selection's last range having the specified endpoints");
+
+ test(function() {
+ assert_equals(exception, null, "Test setup must not throw exceptions");
+ assert_not_equals(selection.rangeCount, 0, "Cannot proceed with tests if rangeCount is 0");
+
+ assert_equals(selection.getRangeAt(selection.rangeCount - 1), range,
+ "getRangeAt(rangeCount - 1) must return the same object we added");
+ }, testName + ": " + qualifier + " addRange() must result in the selection's last range being the same object we added");
+
+ // Let's not test many different modifications -- one should be enough.
+ test(function() {
+ assert_equals(exception, null, "Test setup must not throw exceptions");
+ assert_not_equals(selection.rangeCount, 0, "Cannot proceed with tests if rangeCount is 0");
+
+ if (range.startContainer == paras[0].firstChild
+ && range.startOffset == 0
+ && range.endContainer == paras[0].firstChild
+ && range.endOffset == 2) {
+ // Just in case . . .
+ range.setStart(paras[0].firstChild, 1);
+ } else {
+ range.setStart(paras[0].firstChild, 0);
+ range.setEnd(paras[0].firstChild, 2);
+ }
+
+ var newRange = selection.getRangeAt(selection.rangeCount - 1);
+
+ assert_equals(newRange.startContainer, range.startContainer,
+ "After mutating the " + qualifier + " added Range, startContainer of the Selection's last Range must match the added Range");
+ assert_equals(newRange.startOffset, range.startOffset,
+ "After mutating the " + qualifier + " added Range, startOffset of the Selection's last Range must match the added Range");
+ assert_equals(newRange.endContainer, range.endContainer,
+ "After mutating the " + qualifier + " added Range, endContainer of the Selection's last Range must match the added Range");
+ assert_equals(newRange.endOffset, range.endOffset,
+ "After mutating the " + qualifier + " added Range, endOffset of the Selection's last Range must match the added Range");
+ }, testName + ": modifying the " + qualifier + " added range must modify the Selection's last Range");
+
+ // Now test the other way too.
+ test(function() {
+ assert_equals(exception, null, "Test setup must not throw exceptions");
+ assert_not_equals(selection.rangeCount, 0, "Cannot proceed with tests if rangeCount is 0");
+
+ var newRange = selection.getRangeAt(selection.rangeCount - 1);
+
+ if (newRange.startContainer == paras[0].firstChild
+ && newRange.startOffset == 4
+ && newRange.endContainer == paras[0].firstChild
+ && newRange.endOffset == 6) {
+ newRange.setStart(paras[0].firstChild, 5);
+ } else {
+ newRange.setStart(paras[0].firstChild, 4);
+ newRange.setStart(paras[0].firstChild, 6);
+ }
+
+ assert_equals(newRange.startContainer, range.startContainer,
+ "After " + qualifier + " addRange(), after mutating the Selection's last Range, startContainer of the Selection's last Range must match the added Range");
+ assert_equals(newRange.startOffset, range.startOffset,
+ "After " + qualifier + " addRange(), after mutating the Selection's last Range, startOffset of the Selection's last Range must match the added Range");
+ assert_equals(newRange.endContainer, range.endContainer,
+ "After " + qualifier + " addRange(), after mutating the Selection's last Range, endContainer of the Selection's last Range must match the added Range");
+ assert_equals(newRange.endOffset, range.endOffset,
+ "After " + qualifier + " addRange(), after mutating the Selection's last Range, endOffset of the Selection's last Range must match the added Range");
+ }, testName + ": modifying the Selection's last Range must modify the " + qualifier + " added Range");
+}
+
+// Do only n evals, not n^2
+var testRangesEvaled = testRanges.map(eval);
+
+for (var i = 0; i < testRanges.length; i++) {
+ for (var j = 0; j < testRanges.length; j++) {
+ var testName = "Range " + i + " " + testRanges[i]
+ + " followed by Range " + j + " " + testRanges[j];
+
+ var exception = null;
+ try {
+ selection.removeAllRanges();
+
+ var endpoints1 = testRangesEvaled[i];
+ var range1 = ownerDocument(endpoints1[0]).createRange();
+ range1.setStart(endpoints1[0], endpoints1[1]);
+ range1.setEnd(endpoints1[2], endpoints1[3]);
+
+ if (range1.startContainer !== endpoints1[0]) {
+ throw "Sanity check: the first Range we created must have the desired startContainer";
+ }
+ if (range1.startOffset !== endpoints1[1]) {
+ throw "Sanity check: the first Range we created must have the desired startOffset";
+ }
+ if (range1.endContainer !== endpoints1[2]) {
+ throw "Sanity check: the first Range we created must have the desired endContainer";
+ }
+ if (range1.endOffset !== endpoints1[3]) {
+ throw "Sanity check: the first Range we created must have the desired endOffset";
+ }
+
+ var endpoints2 = testRangesEvaled[j];
+ var range2 = ownerDocument(endpoints2[0]).createRange();
+ range2.setStart(endpoints2[0], endpoints2[1]);
+ range2.setEnd(endpoints2[2], endpoints2[3]);
+
+ if (range2.startContainer !== endpoints2[0]) {
+ throw "Sanity check: the second Range we created must have the desired startContainer";
+ }
+ if (range2.startOffset !== endpoints2[1]) {
+ throw "Sanity check: the second Range we created must have the desired startOffset";
+ }
+ if (range2.endContainer !== endpoints2[2]) {
+ throw "Sanity check: the second Range we created must have the desired endContainer";
+ }
+ if (range2.endOffset !== endpoints2[3]) {
+ throw "Sanity check: the second Range we created must have the desired endOffset";
+ }
+ } catch (e) {
+ exception = e;
+ }
+
+ testAddRange(exception, range1, endpoints1, "first", testName);
+ testAddRange(exception, range2, endpoints2, "second", testName);
+ }
+}
+
+testDiv.style.display = "none";
+</script>
diff --git a/testing/web-platform/tests/selection/collapse.html b/testing/web-platform/tests/selection/collapse.html
new file mode 100644
index 000000000..530158a05
--- /dev/null
+++ b/testing/web-platform/tests/selection/collapse.html
@@ -0,0 +1,88 @@
+<!doctype html>
+<title>Selection.collapse() tests</title>
+<meta name=timeout content=long>
+<div id=log></div>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=common.js></script>
+<script>
+"use strict";
+
+function testCollapse(range, point) {
+ selection.removeAllRanges();
+ var addedRange;
+ if (range) {
+ addedRange = range.cloneRange();
+ selection.addRange(addedRange);
+ }
+
+ if (point[0].nodeType == Node.DOCUMENT_TYPE_NODE) {
+ assert_throws("INVALID_NODE_TYPE_ERR", function() {
+ selection.collapse(point[0], point[1]);
+ }, "Must throw INVALID_NODE_TYPE_ERR when collapse()ing if the node is a DocumentType");
+ return;
+ }
+
+ if (point[1] < 0 || point[1] > getNodeLength(point[0])) {
+ assert_throws("INDEX_SIZE_ERR", function() {
+ selection.collapse(point[0], point[1]);
+ }, "Must throw INDEX_SIZE_ERR when collapse()ing if the offset is negative or greater than the node's length");
+ return;
+ }
+
+ selection.collapse(point[0], point[1]);
+
+ assert_equals(selection.rangeCount, 1,
+ "selection.rangeCount must equal 1 after collapse()");
+ assert_equals(selection.focusNode, point[0],
+ "focusNode must equal the node we collapse()d to");
+ assert_equals(selection.focusOffset, point[1],
+ "focusOffset must equal the offset we collapse()d to");
+ assert_equals(selection.focusNode, selection.anchorNode,
+ "focusNode and anchorNode must be equal after collapse()");
+ assert_equals(selection.focusOffset, selection.anchorOffset,
+ "focusOffset and anchorOffset must be equal after collapse()");
+ if (range) {
+ assert_equals(addedRange.startContainer, range.startContainer,
+ "collapse() must not change the startContainer of a preexisting Range");
+ assert_equals(addedRange.endContainer, range.endContainer,
+ "collapse() must not change the endContainer of a preexisting Range");
+ assert_equals(addedRange.startOffset, range.startOffset,
+ "collapse() must not change the startOffset of a preexisting Range");
+ assert_equals(addedRange.endOffset, range.endOffset,
+ "collapse() must not change the endOffset of a preexisting Range");
+ }
+}
+
+// Also test a selection with no ranges
+testRanges.unshift("[]");
+
+// Don't want to eval() each point a bazillion times
+var testPointsCached = [];
+for (var i = 0; i < testPoints.length; i++) {
+ testPointsCached.push(eval(testPoints[i]));
+}
+
+var tests = [];
+for (var i = 0; i < testRanges.length; i++) {
+ var endpoints = eval(testRanges[i]);
+ var range;
+ test(function() {
+ if (endpoints.length) {
+ range = ownerDocument(endpoints[0]).createRange();
+ range.setStart(endpoints[0], endpoints[1]);
+ range.setEnd(endpoints[2], endpoints[3]);
+ } else {
+ // Empty selection
+ range = null;
+ }
+ }, "Set up range " + i + " " + testRanges[i]);
+ for (var j = 0; j < testPoints.length; j++) {
+ tests.push(["Range " + i + " " + testRanges[i] + ", point " + j + " " + testPoints[j], range, testPointsCached[j]]);
+ }
+}
+
+generate_tests(testCollapse, tests);
+
+testDiv.style.display = "none";
+</script>
diff --git a/testing/web-platform/tests/selection/collapseToStartEnd.html b/testing/web-platform/tests/selection/collapseToStartEnd.html
new file mode 100644
index 000000000..37c57fa78
--- /dev/null
+++ b/testing/web-platform/tests/selection/collapseToStartEnd.html
@@ -0,0 +1,121 @@
+<!doctype html>
+<title>Selection.collapseTo(Start|End)() tests</title>
+<div id=log></div>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=common.js></script>
+<script>
+"use strict";
+
+// Also test a selection with no ranges
+testRanges.unshift("[]");
+
+for (var i = 0; i < testRanges.length; i++) {
+ test(function() {
+ selection.removeAllRanges();
+ var endpoints = eval(testRanges[i]);
+ if (!endpoints.length) {
+ assert_throws("INVALID_STATE_ERR", function() {
+ selection.collapseToStart();
+ }, "Must throw InvalidStateErr if the selection's range is null");
+ return;
+ }
+
+ var addedRange = ownerDocument(endpoints[0]).createRange();
+ addedRange.setStart(endpoints[0], endpoints[1]);
+ addedRange.setEnd(endpoints[2], endpoints[3]);
+ selection.addRange(addedRange);
+
+ // We don't penalize browsers here for mishandling addRange() and
+ // adding a different range than we specified. They fail addRange()
+ // tests for that, and don't have to fail collapseToStart/End() tests
+ // too. They do fail if they throw unexpectedly, though. I also fail
+ // them if there's no range at all, because otherwise they could pass
+ // all tests if addRange() always does nothing and collapseToStart()
+ // always throws.
+ assert_equals(selection.rangeCount, 1,
+ "Sanity check: rangeCount must equal 1 after addRange()");
+
+ var expectedEndpoint = [
+ selection.getRangeAt(0).startContainer,
+ selection.getRangeAt(0).startOffset
+ ];
+
+ selection.collapseToStart();
+
+ assert_equals(selection.rangeCount, 1,
+ "selection.rangeCount must equal 1");
+ assert_equals(selection.focusNode, expectedEndpoint[0],
+ "focusNode must equal the original start node");
+ assert_equals(selection.focusOffset, expectedEndpoint[1],
+ "focusOffset must equal the original start offset");
+ assert_equals(selection.anchorNode, expectedEndpoint[0],
+ "anchorNode must equal the original start node");
+ assert_equals(selection.anchorOffset, expectedEndpoint[1],
+ "anchorOffset must equal the original start offset");
+ assert_equals(addedRange.startContainer, endpoints[0],
+ "collapseToStart() must not change the startContainer of the selection's original range");
+ assert_equals(addedRange.startOffset, endpoints[1],
+ "collapseToStart() must not change the startOffset of the selection's original range");
+ assert_equals(addedRange.endContainer, endpoints[2],
+ "collapseToStart() must not change the endContainer of the selection's original range");
+ assert_equals(addedRange.endOffset, endpoints[3],
+ "collapseToStart() must not change the endOffset of the selection's original range");
+ }, "Range " + i + " " + testRanges[i] + " collapseToStart()");
+
+ // Copy-paste of above
+ test(function() {
+ selection.removeAllRanges();
+ var endpoints = eval(testRanges[i]);
+ if (!endpoints.length) {
+ assert_throws("INVALID_STATE_ERR", function() {
+ selection.collapseToEnd();
+ }, "Must throw InvalidStateErr if the selection's range is null");
+ return;
+ }
+
+ var addedRange = ownerDocument(endpoints[0]).createRange();
+ addedRange.setStart(endpoints[0], endpoints[1]);
+ addedRange.setEnd(endpoints[2], endpoints[3]);
+ selection.addRange(addedRange);
+
+ // We don't penalize browsers here for mishandling addRange() and
+ // adding a different range than we specified. They fail addRange()
+ // tests for that, and don't have to fail collapseToStart/End() tests
+ // too. They do fail if they throw unexpectedly, though. I also fail
+ // them if there's no range at all, because otherwise they could pass
+ // all tests if addRange() always does nothing and collapseToStart()
+ // always throws.
+ assert_equals(selection.rangeCount, 1,
+ "Sanity check: rangeCount must equal 1 after addRange()");
+
+ var expectedEndpoint = [
+ selection.getRangeAt(0).endContainer,
+ selection.getRangeAt(0).endOffset
+ ];
+
+ selection.collapseToEnd();
+
+ assert_equals(selection.rangeCount, 1,
+ "selection.rangeCount must equal 1");
+ assert_equals(selection.focusNode, expectedEndpoint[0],
+ "focusNode must equal the original end node");
+ assert_equals(selection.focusOffset, expectedEndpoint[1],
+ "focusOffset must equal the original end offset");
+ assert_equals(selection.anchorNode, expectedEndpoint[0],
+ "anchorNode must equal the original end node");
+ assert_equals(selection.anchorOffset, expectedEndpoint[1],
+ "anchorOffset must equal the original end offset");
+ assert_equals(addedRange.startContainer, endpoints[0],
+ "collapseToEnd() must not change the startContainer of the selection's original range");
+ assert_equals(addedRange.startOffset, endpoints[1],
+ "collapseToEnd() must not change the startOffset of the selection's original range");
+ assert_equals(addedRange.endContainer, endpoints[2],
+ "collapseToEnd() must not change the endContainer of the selection's original range");
+ assert_equals(addedRange.endOffset, endpoints[3],
+ "collapseToEnd() must not change the endOffset of the selection's original range");
+ }, "Range " + i + " " + testRanges[i] + " collapseToEnd()");
+}
+
+testDiv.style.display = "none";
+</script>
diff --git a/testing/web-platform/tests/selection/common.js b/testing/web-platform/tests/selection/common.js
new file mode 100644
index 000000000..c0b622f63
--- /dev/null
+++ b/testing/web-platform/tests/selection/common.js
@@ -0,0 +1,952 @@
+"use strict";
+// TODO: iframes, contenteditable/designMode
+
+// Everything is done in functions in this test harness, so we have to declare
+// all the variables before use to make sure they can be reused.
+var selection;
+var testDiv, paras, detachedDiv, detachedPara1, detachedPara2,
+ foreignDoc, foreignPara1, foreignPara2, xmlDoc, xmlElement,
+ detachedXmlElement, detachedTextNode, foreignTextNode,
+ detachedForeignTextNode, xmlTextNode, detachedXmlTextNode,
+ processingInstruction, detachedProcessingInstruction, comment,
+ detachedComment, foreignComment, detachedForeignComment, xmlComment,
+ detachedXmlComment, docfrag, foreignDocfrag, xmlDocfrag, doctype,
+ foreignDoctype, xmlDoctype;
+var testRanges, testPoints, testNodes;
+
+function setupRangeTests() {
+ selection = getSelection();
+ testDiv = document.querySelector("#test");
+ if (testDiv) {
+ testDiv.parentNode.removeChild(testDiv);
+ }
+ testDiv = document.createElement("div");
+ testDiv.id = "test";
+ document.body.insertBefore(testDiv, document.body.firstChild);
+ // Test some diacritics, to make sure browsers are using code units here
+ // and not something like grapheme clusters.
+ testDiv.innerHTML = "<p id=a>A&#x308;b&#x308;c&#x308;d&#x308;e&#x308;f&#x308;g&#x308;h&#x308;\n"
+ + "<p id=b style=display:none>Ijklmnop\n"
+ + "<p id=c>Qrstuvwx"
+ + "<p id=d style=display:none>Yzabcdef"
+ + "<p id=e style=display:none>Ghijklmn";
+ paras = testDiv.querySelectorAll("p");
+
+ detachedDiv = document.createElement("div");
+ detachedPara1 = document.createElement("p");
+ detachedPara1.appendChild(document.createTextNode("Opqrstuv"));
+ detachedPara2 = document.createElement("p");
+ detachedPara2.appendChild(document.createTextNode("Wxyzabcd"));
+ detachedDiv.appendChild(detachedPara1);
+ detachedDiv.appendChild(detachedPara2);
+
+ // Opera doesn't automatically create a doctype for a new HTML document,
+ // contrary to spec. It also doesn't let you add doctypes to documents
+ // after the fact through any means I've tried. So foreignDoc in Opera
+ // will have no doctype, foreignDoctype will be null, and Opera will fail
+ // some tests somewhat mysteriously as a result.
+ foreignDoc = document.implementation.createHTMLDocument("");
+ foreignPara1 = foreignDoc.createElement("p");
+ foreignPara1.appendChild(foreignDoc.createTextNode("Efghijkl"));
+ foreignPara2 = foreignDoc.createElement("p");
+ foreignPara2.appendChild(foreignDoc.createTextNode("Mnopqrst"));
+ foreignDoc.body.appendChild(foreignPara1);
+ foreignDoc.body.appendChild(foreignPara2);
+
+ // Now we get to do really silly stuff, which nobody in the universe is
+ // ever going to actually do, but the spec defines behavior, so too bad.
+ // Testing is fun!
+ xmlDoctype = document.implementation.createDocumentType("qorflesnorf", "abcde", "x\"'y");
+ xmlDoc = document.implementation.createDocument(null, null, xmlDoctype);
+ detachedXmlElement = xmlDoc.createElement("everyone-hates-hyphenated-element-names");
+ detachedTextNode = document.createTextNode("Uvwxyzab");
+ detachedForeignTextNode = foreignDoc.createTextNode("Cdefghij");
+ detachedXmlTextNode = xmlDoc.createTextNode("Klmnopqr");
+ // PIs only exist in XML documents, so don't bother with document or
+ // foreignDoc.
+ detachedProcessingInstruction = xmlDoc.createProcessingInstruction("whippoorwill", "chirp chirp chirp");
+ detachedComment = document.createComment("Stuvwxyz");
+ // Hurrah, we finally got to "z" at the end!
+ detachedForeignComment = foreignDoc.createComment("אריה יהודה");
+ detachedXmlComment = xmlDoc.createComment("בן חיים אליעזר");
+
+ // We should also test with document fragments that actually contain stuff
+ // . . . but, maybe later.
+ docfrag = document.createDocumentFragment();
+ foreignDocfrag = foreignDoc.createDocumentFragment();
+ xmlDocfrag = xmlDoc.createDocumentFragment();
+
+ xmlElement = xmlDoc.createElement("igiveuponcreativenames");
+ xmlTextNode = xmlDoc.createTextNode("do re mi fa so la ti");
+ xmlElement.appendChild(xmlTextNode);
+ processingInstruction = xmlDoc.createProcessingInstruction("somePI", 'Did you know that ":syn sync fromstart" is very useful when using vim to edit large amounts of JavaScript embedded in HTML?');
+ xmlDoc.appendChild(xmlElement);
+ xmlDoc.appendChild(processingInstruction);
+ xmlComment = xmlDoc.createComment("I maliciously created a comment that will break incautious XML serializers, but Firefox threw an exception, so all I got was this lousy T-shirt");
+ xmlDoc.appendChild(xmlComment);
+
+ comment = document.createComment("Alphabet soup?");
+ testDiv.appendChild(comment);
+
+ foreignComment = foreignDoc.createComment('"Commenter" and "commentator" mean different things. I\'ve seen non-native speakers trip up on this.');
+ foreignDoc.appendChild(foreignComment);
+ foreignTextNode = foreignDoc.createTextNode("I admit that I harbor doubts about whether we really need so many things to test, but it's too late to stop now.");
+ foreignDoc.body.appendChild(foreignTextNode);
+
+ doctype = document.doctype;
+ foreignDoctype = foreignDoc.doctype;
+
+ testRanges = [
+ // Various ranges within the text node children of different
+ // paragraphs. All should be valid.
+ "[paras[0].firstChild, 0, paras[0].firstChild, 0]",
+ "[paras[0].firstChild, 0, paras[0].firstChild, 1]",
+ "[paras[0].firstChild, 2, paras[0].firstChild, 8]",
+ "[paras[0].firstChild, 2, paras[0].firstChild, 9]",
+ "[paras[1].firstChild, 0, paras[1].firstChild, 0]",
+ "[paras[1].firstChild, 0, paras[1].firstChild, 1]",
+ "[paras[1].firstChild, 2, paras[1].firstChild, 8]",
+ "[paras[1].firstChild, 2, paras[1].firstChild, 9]",
+ "[detachedPara1.firstChild, 0, detachedPara1.firstChild, 0]",
+ "[detachedPara1.firstChild, 0, detachedPara1.firstChild, 1]",
+ "[detachedPara1.firstChild, 2, detachedPara1.firstChild, 8]",
+ "[foreignPara1.firstChild, 0, foreignPara1.firstChild, 0]",
+ "[foreignPara1.firstChild, 0, foreignPara1.firstChild, 1]",
+ "[foreignPara1.firstChild, 2, foreignPara1.firstChild, 8]",
+ // Now try testing some elements, not just text nodes.
+ "[document.documentElement, 0, document.documentElement, 1]",
+ "[document.documentElement, 0, document.documentElement, 2]",
+ "[document.documentElement, 1, document.documentElement, 2]",
+ "[document.head, 1, document.head, 1]",
+ "[document.body, 0, document.body, 1]",
+ "[foreignDoc.documentElement, 0, foreignDoc.documentElement, 1]",
+ "[foreignDoc.head, 1, foreignDoc.head, 1]",
+ "[foreignDoc.body, 0, foreignDoc.body, 0]",
+ "[paras[0], 0, paras[0], 0]",
+ "[paras[0], 0, paras[0], 1]",
+ "[detachedPara1, 0, detachedPara1, 0]",
+ "[detachedPara1, 0, detachedPara1, 1]",
+ // Now try some ranges that span elements.
+ "[paras[0].firstChild, 0, paras[1].firstChild, 0]",
+ "[paras[0].firstChild, 0, paras[1].firstChild, 8]",
+ "[paras[0].firstChild, 3, paras[3], 1]",
+ // How about something that spans a node and its descendant?
+ "[paras[0], 0, paras[0].firstChild, 7]",
+ "[testDiv, 2, paras[4], 1]",
+ "[testDiv, 1, paras[2].firstChild, 5]",
+ "[document.documentElement, 1, document.body, 0]",
+ "[foreignDoc.documentElement, 1, foreignDoc.body, 0]",
+ // Then a few more interesting things just for good measure.
+ "[document, 0, document, 1]",
+ "[document, 0, document, 2]",
+ "[document, 1, document, 2]",
+ "[testDiv, 0, comment, 5]",
+ "[paras[2].firstChild, 4, comment, 2]",
+ "[paras[3], 1, comment, 8]",
+ "[foreignDoc, 0, foreignDoc, 0]",
+ "[foreignDoc, 1, foreignComment, 2]",
+ "[foreignDoc.body, 0, foreignTextNode, 36]",
+ "[xmlDoc, 0, xmlDoc, 0]",
+ // Opera 11 crashes if you extractContents() a range that ends at offset
+ // zero in a comment. Comment out this line to run the tests successfully.
+ "[xmlDoc, 1, xmlComment, 0]",
+ "[detachedTextNode, 0, detachedTextNode, 8]",
+ "[detachedForeignTextNode, 7, detachedForeignTextNode, 7]",
+ "[detachedForeignTextNode, 0, detachedForeignTextNode, 8]",
+ "[detachedXmlTextNode, 7, detachedXmlTextNode, 7]",
+ "[detachedXmlTextNode, 0, detachedXmlTextNode, 8]",
+ "[detachedComment, 3, detachedComment, 4]",
+ "[detachedComment, 5, detachedComment, 5]",
+ "[detachedForeignComment, 0, detachedForeignComment, 1]",
+ "[detachedForeignComment, 4, detachedForeignComment, 4]",
+ "[detachedXmlComment, 2, detachedXmlComment, 6]",
+ "[docfrag, 0, docfrag, 0]",
+ "[foreignDocfrag, 0, foreignDocfrag, 0]",
+ "[xmlDocfrag, 0, xmlDocfrag, 0]",
+ ];
+
+ testPoints = [
+ // Various positions within the page, some invalid. Remember that
+ // paras[0] is visible, and paras[1] is display: none.
+ "[paras[0].firstChild, -1]",
+ "[paras[0].firstChild, 0]",
+ "[paras[0].firstChild, 1]",
+ "[paras[0].firstChild, 2]",
+ "[paras[0].firstChild, 8]",
+ "[paras[0].firstChild, 9]",
+ "[paras[0].firstChild, 10]",
+ "[paras[0].firstChild, 65535]",
+ "[paras[1].firstChild, -1]",
+ "[paras[1].firstChild, 0]",
+ "[paras[1].firstChild, 1]",
+ "[paras[1].firstChild, 2]",
+ "[paras[1].firstChild, 8]",
+ "[paras[1].firstChild, 9]",
+ "[paras[1].firstChild, 10]",
+ "[paras[1].firstChild, 65535]",
+ "[detachedPara1.firstChild, 0]",
+ "[detachedPara1.firstChild, 1]",
+ "[detachedPara1.firstChild, 8]",
+ "[detachedPara1.firstChild, 9]",
+ "[foreignPara1.firstChild, 0]",
+ "[foreignPara1.firstChild, 1]",
+ "[foreignPara1.firstChild, 8]",
+ "[foreignPara1.firstChild, 9]",
+ // Now try testing some elements, not just text nodes.
+ "[document.documentElement, -1]",
+ "[document.documentElement, 0]",
+ "[document.documentElement, 1]",
+ "[document.documentElement, 2]",
+ "[document.documentElement, 7]",
+ "[document.head, 1]",
+ "[document.body, 3]",
+ "[foreignDoc.documentElement, 0]",
+ "[foreignDoc.documentElement, 1]",
+ "[foreignDoc.head, 0]",
+ "[foreignDoc.body, 1]",
+ "[paras[0], 0]",
+ "[paras[0], 1]",
+ "[paras[0], 2]",
+ "[paras[1], 0]",
+ "[paras[1], 1]",
+ "[paras[1], 2]",
+ "[detachedPara1, 0]",
+ "[detachedPara1, 1]",
+ "[testDiv, 0]",
+ "[testDiv, 3]",
+ // Then a few more interesting things just for good measure.
+ "[document, -1]",
+ "[document, 0]",
+ "[document, 1]",
+ "[document, 2]",
+ "[document, 3]",
+ "[comment, -1]",
+ "[comment, 0]",
+ "[comment, 4]",
+ "[comment, 96]",
+ "[foreignDoc, 0]",
+ "[foreignDoc, 1]",
+ "[foreignComment, 2]",
+ "[foreignTextNode, 0]",
+ "[foreignTextNode, 36]",
+ "[xmlDoc, -1]",
+ "[xmlDoc, 0]",
+ "[xmlDoc, 1]",
+ "[xmlDoc, 5]",
+ "[xmlComment, 0]",
+ "[xmlComment, 4]",
+ "[processingInstruction, 0]",
+ "[processingInstruction, 5]",
+ "[processingInstruction, 9]",
+ "[detachedTextNode, 0]",
+ "[detachedTextNode, 8]",
+ "[detachedForeignTextNode, 0]",
+ "[detachedForeignTextNode, 8]",
+ "[detachedXmlTextNode, 0]",
+ "[detachedXmlTextNode, 8]",
+ "[detachedProcessingInstruction, 12]",
+ "[detachedComment, 3]",
+ "[detachedComment, 5]",
+ "[detachedForeignComment, 0]",
+ "[detachedForeignComment, 4]",
+ "[detachedXmlComment, 2]",
+ "[docfrag, 0]",
+ "[foreignDocfrag, 0]",
+ "[xmlDocfrag, 0]",
+ "[doctype, 0]",
+ "[doctype, -17]",
+ "[doctype, 1]",
+ "[foreignDoctype, 0]",
+ "[xmlDoctype, 0]",
+ ];
+
+ testNodes = [
+ "paras[0]",
+ "paras[0].firstChild",
+ "paras[1]",
+ "paras[1].firstChild",
+ "foreignPara1",
+ "foreignPara1.firstChild",
+ "detachedPara1",
+ "detachedPara1.firstChild",
+ "detachedPara1",
+ "detachedPara1.firstChild",
+ "testDiv",
+ "document",
+ "detachedDiv",
+ "detachedPara2",
+ "foreignDoc",
+ "foreignPara2",
+ "xmlDoc",
+ "xmlElement",
+ "detachedXmlElement",
+ "detachedTextNode",
+ "foreignTextNode",
+ "detachedForeignTextNode",
+ "xmlTextNode",
+ "detachedXmlTextNode",
+ "processingInstruction",
+ "detachedProcessingInstruction",
+ "comment",
+ "detachedComment",
+ "foreignComment",
+ "detachedForeignComment",
+ "xmlComment",
+ "detachedXmlComment",
+ "docfrag",
+ "foreignDocfrag",
+ "xmlDocfrag",
+ "doctype",
+ "foreignDoctype",
+ "xmlDoctype",
+ ];
+}
+if ("setup" in window) {
+ setup(setupRangeTests);
+} else {
+ // Presumably we're running from within an iframe or something
+ setupRangeTests();
+}
+
+/**
+ * Return the length of a node as specified in DOM Range.
+ */
+function getNodeLength(node) {
+ if (node.nodeType == Node.DOCUMENT_TYPE_NODE) {
+ return 0;
+ }
+ if (node.nodeType == Node.TEXT_NODE || node.nodeType == Node.PROCESSING_INSTRUCTION_NODE || node.nodeType == Node.COMMENT_NODE) {
+ return node.length;
+ }
+ return node.childNodes.length;
+}
+
+/**
+ * Returns the furthest ancestor of a Node as defined by the spec.
+ */
+function furthestAncestor(node) {
+ var root = node;
+ while (root.parentNode != null) {
+ root = root.parentNode;
+ }
+ return root;
+}
+
+/**
+ * "The ancestor containers of a Node are the Node itself and all its
+ * ancestors."
+ *
+ * Is node1 an ancestor container of node2?
+ */
+function isAncestorContainer(node1, node2) {
+ return node1 == node2 ||
+ (node2.compareDocumentPosition(node1) & Node.DOCUMENT_POSITION_CONTAINS);
+}
+
+/**
+ * Returns the first Node that's after node in tree order, or null if node is
+ * the last Node.
+ */
+function nextNode(node) {
+ if (node.hasChildNodes()) {
+ return node.firstChild;
+ }
+ return nextNodeDescendants(node);
+}
+
+/**
+ * Returns the last Node that's before node in tree order, or null if node is
+ * the first Node.
+ */
+function previousNode(node) {
+ if (node.previousSibling) {
+ node = node.previousSibling;
+ while (node.hasChildNodes()) {
+ node = node.lastChild;
+ }
+ return node;
+ }
+ return node.parentNode;
+}
+
+/**
+ * Returns the next Node that's after node and all its descendants in tree
+ * order, or null if node is the last Node or an ancestor of it.
+ */
+function nextNodeDescendants(node) {
+ while (node && !node.nextSibling) {
+ node = node.parentNode;
+ }
+ if (!node) {
+ return null;
+ }
+ return node.nextSibling;
+}
+
+/**
+ * Returns the ownerDocument of the Node, or the Node itself if it's a
+ * Document.
+ */
+function ownerDocument(node) {
+ return node.nodeType == Node.DOCUMENT_NODE
+ ? node
+ : node.ownerDocument;
+}
+
+/**
+ * Returns true if ancestor is an ancestor of descendant, false otherwise.
+ */
+function isAncestor(ancestor, descendant) {
+ if (!ancestor || !descendant) {
+ return false;
+ }
+ while (descendant && descendant != ancestor) {
+ descendant = descendant.parentNode;
+ }
+ return descendant == ancestor;
+}
+
+/**
+ * Returns true if descendant is a descendant of ancestor, false otherwise.
+ */
+function isDescendant(descendant, ancestor) {
+ return isAncestor(ancestor, descendant);
+}
+
+/**
+ * The position of two boundary points relative to one another, as defined by
+ * the spec.
+ */
+function getPosition(nodeA, offsetA, nodeB, offsetB) {
+ // "If node A is the same as node B, return equal if offset A equals offset
+ // B, before if offset A is less than offset B, and after if offset A is
+ // greater than offset B."
+ if (nodeA == nodeB) {
+ if (offsetA == offsetB) {
+ return "equal";
+ }
+ if (offsetA < offsetB) {
+ return "before";
+ }
+ if (offsetA > offsetB) {
+ return "after";
+ }
+ }
+
+ // "If node A is after node B in tree order, compute the position of (node
+ // B, offset B) relative to (node A, offset A). If it is before, return
+ // after. If it is after, return before."
+ if (nodeB.compareDocumentPosition(nodeA) & Node.DOCUMENT_POSITION_FOLLOWING) {
+ var pos = getPosition(nodeB, offsetB, nodeA, offsetA);
+ if (pos == "before") {
+ return "after";
+ }
+ if (pos == "after") {
+ return "before";
+ }
+ }
+
+ // "If node A is an ancestor of node B:"
+ if (nodeB.compareDocumentPosition(nodeA) & Node.DOCUMENT_POSITION_CONTAINS) {
+ // "Let child equal node B."
+ var child = nodeB;
+
+ // "While child is not a child of node A, set child to its parent."
+ while (child.parentNode != nodeA) {
+ child = child.parentNode;
+ }
+
+ // "If the index of child is less than offset A, return after."
+ if (indexOf(child) < offsetA) {
+ return "after";
+ }
+ }
+
+ // "Return before."
+ return "before";
+}
+
+/**
+ * "contained" as defined by DOM Range: "A Node node is contained in a range
+ * range if node's furthest ancestor is the same as range's root, and (node, 0)
+ * is after range's start, and (node, length of node) is before range's end."
+ */
+function isContained(node, range) {
+ var pos1 = getPosition(node, 0, range.startContainer, range.startOffset);
+ var pos2 = getPosition(node, getNodeLength(node), range.endContainer, range.endOffset);
+
+ return furthestAncestor(node) == furthestAncestor(range.startContainer)
+ && pos1 == "after"
+ && pos2 == "before";
+}
+
+/**
+ * "partially contained" as defined by DOM Range: "A Node is partially
+ * contained in a range if it is an ancestor container of the range's start but
+ * not its end, or vice versa."
+ */
+function isPartiallyContained(node, range) {
+ var cond1 = isAncestorContainer(node, range.startContainer);
+ var cond2 = isAncestorContainer(node, range.endContainer);
+ return (cond1 && !cond2) || (cond2 && !cond1);
+}
+
+/**
+ * Index of a node as defined by the spec.
+ */
+function indexOf(node) {
+ if (!node.parentNode) {
+ // No preceding sibling nodes, right?
+ return 0;
+ }
+ var i = 0;
+ while (node != node.parentNode.childNodes[i]) {
+ i++;
+ }
+ return i;
+}
+
+/**
+ * extractContents() implementation, following the spec. If an exception is
+ * supposed to be thrown, will return a string with the name (e.g.,
+ * "HIERARCHY_REQUEST_ERR") instead of a document fragment. It might also
+ * return an arbitrary human-readable string if a condition is hit that implies
+ * a spec bug.
+ */
+function myExtractContents(range) {
+ // "If the context object's detached flag is set, raise an
+ // INVALID_STATE_ERR exception and abort these steps."
+ try {
+ range.collapsed;
+ } catch (e) {
+ return "INVALID_STATE_ERR";
+ }
+
+ // "Let frag be a new DocumentFragment whose ownerDocument is the same as
+ // the ownerDocument of the context object's start node."
+ var ownerDoc = range.startContainer.nodeType == Node.DOCUMENT_NODE
+ ? range.startContainer
+ : range.startContainer.ownerDocument;
+ var frag = ownerDoc.createDocumentFragment();
+
+ // "If the context object's start and end are the same, abort this method,
+ // returning frag."
+ if (range.startContainer == range.endContainer
+ && range.startOffset == range.endOffset) {
+ return frag;
+ }
+
+ // "Let original start node, original start offset, original end node, and
+ // original end offset be the context object's start and end nodes and
+ // offsets, respectively."
+ var originalStartNode = range.startContainer;
+ var originalStartOffset = range.startOffset;
+ var originalEndNode = range.endContainer;
+ var originalEndOffset = range.endOffset;
+
+ // "If original start node and original end node are the same, and they are
+ // a Text or Comment node:"
+ if (range.startContainer == range.endContainer
+ && (range.startContainer.nodeType == Node.TEXT_NODE
+ || range.startContainer.nodeType == Node.COMMENT_NODE)) {
+ // "Let clone be the result of calling cloneNode(false) on original
+ // start node."
+ var clone = originalStartNode.cloneNode(false);
+
+ // "Set the data of clone to the result of calling
+ // substringData(original start offset, original end offset − original
+ // start offset) on original start node."
+ clone.data = originalStartNode.substringData(originalStartOffset,
+ originalEndOffset - originalStartOffset);
+
+ // "Append clone as the last child of frag."
+ frag.appendChild(clone);
+
+ // "Call deleteData(original start offset, original end offset −
+ // original start offset) on original start node."
+ originalStartNode.deleteData(originalStartOffset,
+ originalEndOffset - originalStartOffset);
+
+ // "Abort this method, returning frag."
+ return frag;
+ }
+
+ // "Let common ancestor equal original start node."
+ var commonAncestor = originalStartNode;
+
+ // "While common ancestor is not an ancestor container of original end
+ // node, set common ancestor to its own parent."
+ while (!isAncestorContainer(commonAncestor, originalEndNode)) {
+ commonAncestor = commonAncestor.parentNode;
+ }
+
+ // "If original start node is an ancestor container of original end node,
+ // let first partially contained child be null."
+ var firstPartiallyContainedChild;
+ if (isAncestorContainer(originalStartNode, originalEndNode)) {
+ firstPartiallyContainedChild = null;
+ // "Otherwise, let first partially contained child be the first child of
+ // common ancestor that is partially contained in the context object."
+ } else {
+ for (var i = 0; i < commonAncestor.childNodes.length; i++) {
+ if (isPartiallyContained(commonAncestor.childNodes[i], range)) {
+ firstPartiallyContainedChild = commonAncestor.childNodes[i];
+ break;
+ }
+ }
+ if (!firstPartiallyContainedChild) {
+ throw "Spec bug: no first partially contained child!";
+ }
+ }
+
+ // "If original end node is an ancestor container of original start node,
+ // let last partially contained child be null."
+ var lastPartiallyContainedChild;
+ if (isAncestorContainer(originalEndNode, originalStartNode)) {
+ lastPartiallyContainedChild = null;
+ // "Otherwise, let last partially contained child be the last child of
+ // common ancestor that is partially contained in the context object."
+ } else {
+ for (var i = commonAncestor.childNodes.length - 1; i >= 0; i--) {
+ if (isPartiallyContained(commonAncestor.childNodes[i], range)) {
+ lastPartiallyContainedChild = commonAncestor.childNodes[i];
+ break;
+ }
+ }
+ if (!lastPartiallyContainedChild) {
+ throw "Spec bug: no last partially contained child!";
+ }
+ }
+
+ // "Let contained children be a list of all children of common ancestor
+ // that are contained in the context object, in tree order."
+ //
+ // "If any member of contained children is a DocumentType, raise a
+ // HIERARCHY_REQUEST_ERR exception and abort these steps."
+ var containedChildren = [];
+ for (var i = 0; i < commonAncestor.childNodes.length; i++) {
+ if (isContained(commonAncestor.childNodes[i], range)) {
+ if (commonAncestor.childNodes[i].nodeType
+ == Node.DOCUMENT_TYPE_NODE) {
+ return "HIERARCHY_REQUEST_ERR";
+ }
+ containedChildren.push(commonAncestor.childNodes[i]);
+ }
+ }
+
+ // "If original start node is an ancestor container of original end node,
+ // set new node to original start node and new offset to original start
+ // offset."
+ var newNode, newOffset;
+ if (isAncestorContainer(originalStartNode, originalEndNode)) {
+ newNode = originalStartNode;
+ newOffset = originalStartOffset;
+ // "Otherwise:"
+ } else {
+ // "Let reference node equal original start node."
+ var referenceNode = originalStartNode;
+
+ // "While reference node's parent is not null and is not an ancestor
+ // container of original end node, set reference node to its parent."
+ while (referenceNode.parentNode
+ && !isAncestorContainer(referenceNode.parentNode, originalEndNode)) {
+ referenceNode = referenceNode.parentNode;
+ }
+
+ // "Set new node to the parent of reference node, and new offset to one
+ // plus the index of reference node."
+ newNode = referenceNode.parentNode;
+ newOffset = 1 + indexOf(referenceNode);
+ }
+
+ // "If first partially contained child is a Text or Comment node:"
+ if (firstPartiallyContainedChild
+ && (firstPartiallyContainedChild.nodeType == Node.TEXT_NODE
+ || firstPartiallyContainedChild.nodeType == Node.COMMENT_NODE)) {
+ // "Let clone be the result of calling cloneNode(false) on original
+ // start node."
+ var clone = originalStartNode.cloneNode(false);
+
+ // "Set the data of clone to the result of calling substringData() on
+ // original start node, with original start offset as the first
+ // argument and (length of original start node − original start offset)
+ // as the second."
+ clone.data = originalStartNode.substringData(originalStartOffset,
+ getNodeLength(originalStartNode) - originalStartOffset);
+
+ // "Append clone as the last child of frag."
+ frag.appendChild(clone);
+
+ // "Call deleteData() on original start node, with original start
+ // offset as the first argument and (length of original start node −
+ // original start offset) as the second."
+ originalStartNode.deleteData(originalStartOffset,
+ getNodeLength(originalStartNode) - originalStartOffset);
+ // "Otherwise, if first partially contained child is not null:"
+ } else if (firstPartiallyContainedChild) {
+ // "Let clone be the result of calling cloneNode(false) on first
+ // partially contained child."
+ var clone = firstPartiallyContainedChild.cloneNode(false);
+
+ // "Append clone as the last child of frag."
+ frag.appendChild(clone);
+
+ // "Let subrange be a new Range whose start is (original start node,
+ // original start offset) and whose end is (first partially contained
+ // child, length of first partially contained child)."
+ var subrange = ownerDoc.createRange();
+ subrange.setStart(originalStartNode, originalStartOffset);
+ subrange.setEnd(firstPartiallyContainedChild,
+ getNodeLength(firstPartiallyContainedChild));
+
+ // "Let subfrag be the result of calling extractContents() on
+ // subrange."
+ var subfrag = myExtractContents(subrange);
+
+ // "For each child of subfrag, in order, append that child to clone as
+ // its last child."
+ for (var i = 0; i < subfrag.childNodes.length; i++) {
+ clone.appendChild(subfrag.childNodes[i]);
+ }
+ }
+
+ // "For each contained child in contained children, append contained child
+ // as the last child of frag."
+ for (var i = 0; i < containedChildren.length; i++) {
+ frag.appendChild(containedChildren[i]);
+ }
+
+ // "If last partially contained child is a Text or Comment node:"
+ if (lastPartiallyContainedChild
+ && (lastPartiallyContainedChild.nodeType == Node.TEXT_NODE
+ || lastPartiallyContainedChild.nodeType == Node.COMMENT_NODE)) {
+ // "Let clone be the result of calling cloneNode(false) on original
+ // end node."
+ var clone = originalEndNode.cloneNode(false);
+
+ // "Set the data of clone to the result of calling substringData(0,
+ // original end offset) on original end node."
+ clone.data = originalEndNode.substringData(0, originalEndOffset);
+
+ // "Append clone as the last child of frag."
+ frag.appendChild(clone);
+
+ // "Call deleteData(0, original end offset) on original end node."
+ originalEndNode.deleteData(0, originalEndOffset);
+ // "Otherwise, if last partially contained child is not null:"
+ } else if (lastPartiallyContainedChild) {
+ // "Let clone be the result of calling cloneNode(false) on last
+ // partially contained child."
+ var clone = lastPartiallyContainedChild.cloneNode(false);
+
+ // "Append clone as the last child of frag."
+ frag.appendChild(clone);
+
+ // "Let subrange be a new Range whose start is (last partially
+ // contained child, 0) and whose end is (original end node, original
+ // end offset)."
+ var subrange = ownerDoc.createRange();
+ subrange.setStart(lastPartiallyContainedChild, 0);
+ subrange.setEnd(originalEndNode, originalEndOffset);
+
+ // "Let subfrag be the result of calling extractContents() on
+ // subrange."
+ var subfrag = myExtractContents(subrange);
+
+ // "For each child of subfrag, in order, append that child to clone as
+ // its last child."
+ for (var i = 0; i < subfrag.childNodes.length; i++) {
+ clone.appendChild(subfrag.childNodes[i]);
+ }
+ }
+
+ // "Set the context object's start and end to (new node, new offset)."
+ range.setStart(newNode, newOffset);
+ range.setEnd(newNode, newOffset);
+
+ // "Return frag."
+ return frag;
+}
+
+/**
+ * insertNode() implementation, following the spec. If an exception is
+ * supposed to be thrown, will return a string with the name (e.g.,
+ * "HIERARCHY_REQUEST_ERR") instead of a document fragment. It might also
+ * return an arbitrary human-readable string if a condition is hit that implies
+ * a spec bug.
+ */
+function myInsertNode(range, newNode) {
+ // "If the context object's detached flag is set, raise an
+ // INVALID_STATE_ERR exception and abort these steps."
+ //
+ // Assume that if accessing collapsed throws, it's detached.
+ try {
+ range.collapsed;
+ } catch (e) {
+ return "INVALID_STATE_ERR";
+ }
+
+ // "If the context object's start node is a Text or Comment node and its
+ // parent is null, raise an HIERARCHY_REQUEST_ERR exception and abort these
+ // steps."
+ if ((range.startContainer.nodeType == Node.TEXT_NODE
+ || range.startContainer.nodeType == Node.COMMENT_NODE)
+ && !range.startContainer.parentNode) {
+ return "HIERARCHY_REQUEST_ERR";
+ }
+
+ // "If the context object's start node is a Text node, run splitText() on
+ // it with the context object's start offset as its argument, and let
+ // reference node be the result."
+ var referenceNode;
+ if (range.startContainer.nodeType == Node.TEXT_NODE) {
+ // We aren't testing how ranges vary under mutations, and browsers vary
+ // in how they mutate for splitText, so let's just force the correct
+ // way.
+ var start = [range.startContainer, range.startOffset];
+ var end = [range.endContainer, range.endOffset];
+
+ referenceNode = range.startContainer.splitText(range.startOffset);
+
+ if (start[0] == end[0]
+ && end[1] > start[1]) {
+ end[0] = referenceNode;
+ end[1] -= start[1];
+ } else if (end[0] == start[0].parentNode
+ && end[1] > indexOf(referenceNode)) {
+ end[1]++;
+ }
+ range.setStart(start[0], start[1]);
+ range.setEnd(end[0], end[1]);
+ // "Otherwise, if the context object's start node is a Comment, let
+ // reference node be the context object's start node."
+ } else if (range.startContainer.nodeType == Node.COMMENT_NODE) {
+ referenceNode = range.startContainer;
+ // "Otherwise, let reference node be the child of the context object's
+ // start node with index equal to the context object's start offset, or
+ // null if there is no such child."
+ } else {
+ referenceNode = range.startContainer.childNodes[range.startOffset];
+ if (typeof referenceNode == "undefined") {
+ referenceNode = null;
+ }
+ }
+
+ // "If reference node is null, let parent node be the context object's
+ // start node."
+ var parentNode;
+ if (!referenceNode) {
+ parentNode = range.startContainer;
+ // "Otherwise, let parent node be the parent of reference node."
+ } else {
+ parentNode = referenceNode.parentNode;
+ }
+
+ // "Call insertBefore(newNode, reference node) on parent node, re-raising
+ // any exceptions that call raised."
+ try {
+ parentNode.insertBefore(newNode, referenceNode);
+ } catch (e) {
+ return getDomExceptionName(e);
+ }
+}
+
+/**
+ * Asserts that two nodes are equal, in the sense of isEqualNode(). If they
+ * aren't, tries to print a relatively informative reason why not. TODO: Move
+ * this to testharness.js?
+ */
+function assertNodesEqual(actual, expected, msg) {
+ if (!actual.isEqualNode(expected)) {
+ msg = "Actual and expected mismatch for " + msg + ". ";
+
+ while (actual && expected) {
+ assert_true(actual.nodeType === expected.nodeType
+ && actual.nodeName === expected.nodeName
+ && actual.nodeValue === expected.nodeValue
+ && actual.childNodes.length === expected.childNodes.length,
+ "First differing node: expected " + format_value(expected)
+ + ", got " + format_value(actual));
+ actual = nextNode(actual);
+ expected = nextNode(expected);
+ }
+
+ assert_unreached("DOMs were not equal but we couldn't figure out why");
+ }
+}
+
+/**
+ * Given a DOMException, return the name (e.g., "HIERARCHY_REQUEST_ERR"). In
+ * theory this should be just e.name, but in practice it's not. So I could
+ * legitimately just return e.name, but then every engine but WebKit would fail
+ * every test, since no one seems to care much for standardizing DOMExceptions.
+ * Instead I mangle it to account for browser bugs, so as not to fail
+ * insertNode() tests (for instance) for insertBefore() bugs. Of course, a
+ * standards-compliant browser will work right in any event.
+ *
+ * If the exception has no string property called "name" or "message", we just
+ * re-throw it.
+ */
+function getDomExceptionName(e) {
+ if (typeof e.name == "string"
+ && /^[A-Z_]+_ERR$/.test(e.name)) {
+ // Either following the standard, or prefixing NS_ERROR_DOM (I'm
+ // looking at you, Gecko).
+ return e.name.replace(/^NS_ERROR_DOM_/, "");
+ }
+
+ if (typeof e.message == "string"
+ && /^[A-Z_]+_ERR$/.test(e.message)) {
+ // Opera
+ return e.message;
+ }
+
+ if (typeof e.message == "string"
+ && /^DOM Exception:/.test(e.message)) {
+ // IE
+ return /[A-Z_]+_ERR/.exec(e.message)[0];
+ }
+
+ throw e;
+}
+
+/**
+ * Given an array of endpoint data [start container, start offset, end
+ * container, end offset], returns a Range with those endpoints.
+ */
+function rangeFromEndpoints(endpoints) {
+ // If we just use document instead of the ownerDocument of endpoints[0],
+ // WebKit will throw on setStart/setEnd. This is a WebKit bug, but it's in
+ // range, not selection, so we don't want to fail anything for it.
+ var range = ownerDocument(endpoints[0]).createRange();
+ range.setStart(endpoints[0], endpoints[1]);
+ range.setEnd(endpoints[2], endpoints[3]);
+ return range;
+}
+
+/**
+ * Given an array of endpoint data [start container, start offset, end
+ * container, end offset], sets the selection to have those endpoints. Uses
+ * addRange, so the range will be forwards. Accepts an empty array for
+ * endpoints, in which case the selection will just be emptied.
+ */
+function setSelectionForwards(endpoints) {
+ selection.removeAllRanges();
+ if (endpoints.length) {
+ selection.addRange(rangeFromEndpoints(endpoints));
+ }
+}
+
+/**
+ * Given an array of endpoint data [start container, start offset, end
+ * container, end offset], sets the selection to have those endpoints, with the
+ * direction backwards. Uses extend, so it will throw in IE. Accepts an empty
+ * array for endpoints, in which case the selection will just be emptied.
+ */
+function setSelectionBackwards(endpoints) {
+ selection.removeAllRanges();
+ if (endpoints.length) {
+ selection.collapse(endpoints[2], endpoints[3]);
+ selection.extend(endpoints[0], endpoints[1]);
+ }
+}
diff --git a/testing/web-platform/tests/selection/deleteFromDocument.html b/testing/web-platform/tests/selection/deleteFromDocument.html
new file mode 100644
index 000000000..b7e036009
--- /dev/null
+++ b/testing/web-platform/tests/selection/deleteFromDocument.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<title>Selection.deleteFromDocument() tests</title>
+<link rel=author title="Aryeh Gregor" href=ayg@aryeh.name>
+<p>To debug test failures, add a query parameter with the test id (like
+"?5"). 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";
+
+// We need to use explicit_done, because in Chrome 16 dev and Opera 12.00, the
+// second iframe doesn't block the load event -- even though it is added before
+// the load event.
+setup({explicit_done: true});
+
+// Specified by WebIDL
+test(function() {
+ assert_equals(Selection.prototype.deleteFromDocument.length, 0,
+ "Selection.prototype.deleteFromDocument.length must equal 0");
+}, "Selection.prototype.deleteFromDocument.length must equal 0");
+
+testDiv.parentNode.removeChild(testDiv);
+
+// Test an empty selection too
+testRanges.unshift("empty");
+
+var actualIframe = document.createElement("iframe");
+
+var expectedIframe = document.createElement("iframe");
+
+var referenceDoc = document.implementation.createHTMLDocument("");
+referenceDoc.removeChild(referenceDoc.documentElement);
+
+actualIframe.onload = function() {
+ expectedIframe.onload = function() {
+ for (var i = 0; i < testRanges.length; i++) {
+ if (location.search && i != Number(location.search)) {
+ continue;
+ }
+
+ test(function() {
+ initializeIframe(actualIframe, testRanges[i]);
+ initializeIframe(expectedIframe, testRanges[i]);
+
+ var actualRange = actualIframe.contentWindow.testRange;
+ var expectedRange = expectedIframe.contentWindow.testRange;
+
+ assert_equals(actualIframe.contentWindow.unexpectedException, null,
+ "Unexpected exception thrown when setting up Range for actual deleteFromDocument");
+ assert_equals(expectedIframe.contentWindow.unexpectedException, null,
+ "Unexpected exception thrown when setting up Range for simulated deleteFromDocument");
+
+ actualIframe.contentWindow.getSelection().removeAllRanges();
+ if (testRanges[i] != "empty") {
+ assert_equals(typeof actualRange, "object",
+ "Range produced in actual iframe must be an object");
+ assert_equals(typeof expectedRange, "object",
+ "Range produced in expected iframe must be an object");
+ assert_true(actualRange instanceof actualIframe.contentWindow.Range,
+ "Range produced in actual iframe must be instanceof Range");
+ assert_true(expectedRange instanceof expectedIframe.contentWindow.Range,
+ "Range produced in expected iframe must be instanceof Range");
+ actualIframe.contentWindow.getSelection().addRange(actualIframe.contentWindow.testRange);
+ expectedIframe.contentWindow.testRange.deleteContents();
+ }
+ actualIframe.contentWindow.getSelection().deleteFromDocument();
+
+ assertNodesEqual(actualIframe.contentDocument, expectedIframe.contentDocument, "DOM contents");
+ }, "Range " + i + ": " + testRanges[i]);
+ }
+ actualIframe.style.display = "none";
+ expectedIframe.style.display = "none";
+ done();
+ };
+ expectedIframe.src = "test-iframe.html";
+ document.body.appendChild(expectedIframe);
+ referenceDoc.appendChild(actualIframe.contentDocument.documentElement.cloneNode(true));
+};
+actualIframe.src = "test-iframe.html";
+document.body.appendChild(actualIframe);
+
+function initializeIframe(iframe, endpoints) {
+ while (iframe.contentDocument.firstChild) {
+ iframe.contentDocument.removeChild(iframe.contentDocument.lastChild);
+ }
+ iframe.contentDocument.appendChild(iframe.contentDocument.implementation.createDocumentType("html", "", ""));
+ iframe.contentDocument.appendChild(referenceDoc.documentElement.cloneNode(true));
+ iframe.contentWindow.setupRangeTests();
+ if (endpoints != "empty") {
+ iframe.contentWindow.testRangeInput = endpoints;
+ iframe.contentWindow.run();
+ }
+}
+</script>
diff --git a/testing/web-platform/tests/selection/dir-manual.html b/testing/web-platform/tests/selection/dir-manual.html
new file mode 100644
index 000000000..39cf65552
--- /dev/null
+++ b/testing/web-platform/tests/selection/dir-manual.html
@@ -0,0 +1,106 @@
+<!doctype html>
+<title>Selection direction tests</title>
+<meta charset=utf-8>
+<div id=test>
+ <p>This is a manual test, since there's no way to synthesize keyboard or
+ mouse input. Click after the letter "c" in the following paragraph and
+ drag backwards so that both the "b" and the "c" are highlighted, then click
+ the "Test" button:
+
+ <p>abcd <button onclick=testDirection()>Test</button>
+
+ <p>efghi
+</div>
+<div id=log></div>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script>
+setup({explicit_done: true});
+
+function testDirection() {
+ var testDiv = document.getElementById("test");
+ var p = testDiv.getElementsByTagName("p")[1].firstChild;
+ var selection = getSelection();
+ var range = selection.getRangeAt(0);
+ test(function() {
+ assert_equals(range.toString(), "bc");
+ }, "The expected range is selected");
+ test(function() {
+ assert_equals(selection.anchorNode, p);
+ assert_equals(selection.focusNode, p);
+ }, "Expected node is initially selected");
+ test(function() {
+ assert_array_equals([selection.anchorOffset, selection.focusOffset].sort(), [1, 3]);
+ }, "Expected offsets are initially selected (maybe not in order)");
+ test(function() {
+ assert_equals(selection.anchorOffset, 3);
+ assert_equals(selection.focusOffset, 1);
+ }, "Offsets are backwards for initial selection"),
+ test(function() {
+ assert_equals(selection.anchorNode, range.endContainer);
+ assert_equals(selection.anchorOffset, range.endOffset);
+ assert_equals(selection.focusNode, range.startContainer);
+ assert_equals(selection.focusOffset, range.startOffset);
+ }, "Offsets match the range for initial selection");
+
+ // Per spec, the direction of the selection remains even if you zap a range
+ // and add a new one.
+ test(function() {
+ selection.removeRange(range);
+ range = document.createRange();
+ p = testDiv.getElementsByTagName("p")[0].firstChild;
+ range.setStart(p, 0);
+ range.setEnd(p, 4);
+ assert_equals(range.toString(), "This");
+ selection.addRange(range);
+ }, "removeRange()/addRange() successful");
+ test(function() {
+ assert_equals(selection.anchorNode, p);
+ assert_equals(selection.focusNode, p);
+ }, "Expected node is selected after remove/addRange()");
+ test(function() {
+ assert_array_equals([selection.anchorOffset, selection.focusOffset].sort(), [0, 4]);
+ }, "Expected offsets are selected after remove/addRange() (maybe not in order)");
+ test(function() {
+ assert_equals(selection.anchorOffset, 4);
+ assert_equals(selection.focusOffset, 0);
+ }, "Offsets are backwards after remove/addRange()"),
+ test(function() {
+ assert_equals(selection.anchorNode, range.endContainer);
+ assert_equals(selection.anchorOffset, range.endOffset);
+ assert_equals(selection.focusNode, range.startContainer);
+ assert_equals(selection.focusOffset, range.startOffset);
+ }, "Offsets match the range after remove/addRange()");
+
+ // But if you call removeAllRanges(), the direction should reset to
+ // forwards.
+ test(function() {
+ selection.removeAllRanges();
+ range = document.createRange();
+ p = testDiv.getElementsByTagName("p")[2].firstChild;
+ range.setStart(p, 2);
+ range.setEnd(p, 5);
+ assert_equals(range.toString(), "ghi");
+ selection.addRange(range);
+ }, "removeAllRanges() successful");
+ test(function() {
+ assert_equals(selection.anchorNode, p);
+ assert_equals(selection.focusNode, p);
+ }, "Expected node is selected after removeAllRanges()");
+ test(function() {
+ assert_array_equals([selection.anchorOffset, selection.focusOffset].sort(), [2, 5]);
+ }, "Expected offsets are selected after removeAllRanges() (maybe not in order)");
+ test(function() {
+ assert_equals(selection.anchorOffset, 2);
+ assert_equals(selection.focusOffset, 5);
+ }, "Offsets are forwards after removeAllRanges()");
+ test(function() {
+ assert_equals(selection.anchorNode, range.startContainer);
+ assert_equals(selection.anchorOffset, range.startOffset);
+ assert_equals(selection.focusNode, range.endContainer);
+ assert_equals(selection.focusOffset, range.endOffset);
+ }, "Offsets match the range after removeAllRanges()");
+
+ done();
+}
+</script>
diff --git a/testing/web-platform/tests/selection/extend.html b/testing/web-platform/tests/selection/extend.html
new file mode 100644
index 000000000..e00f8c401
--- /dev/null
+++ b/testing/web-platform/tests/selection/extend.html
@@ -0,0 +1,149 @@
+<!doctype html>
+<title>Selection extend() tests</title>
+<meta charset=utf-8>
+<meta name=timeout content=long>
+<body>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=common.js></script>
+<div id=log></div>
+<script>
+"use strict";
+
+// Also test a selection with no ranges
+testRanges.unshift("[]");
+
+/**
+ * We test Selections that go both forwards and backwards here. In the latter
+ * case we need to use extend() to force it to go backwards, which is fair
+ * enough, since that's what we're testing. We test collapsed selections only
+ * once.
+ */
+for (var i = 0; i < testRanges.length; i++) {
+ var endpoints = eval(testRanges[i]);
+ for (var j = 0; j < testPoints.length; j++) {
+ if (endpoints[0] == endpoints[2]
+ && endpoints[1] == endpoints[3]) {
+ // Test collapsed selections only once
+ test(function() {
+ setSelectionForwards(endpoints);
+ testExtend(endpoints, eval(testPoints[j]));
+ }, "extend() with range " + i + " " + testRanges[i]
+ + " and point " + j + " " + testPoints[j]);
+ } else {
+ test(function() {
+ setSelectionForwards(endpoints);
+ testExtend(endpoints, eval(testPoints[j]));
+ }, "extend() forwards with range " + i + " " + testRanges[i]
+ + " and point " + j + " " + testPoints[j]);
+
+ test(function() {
+ setSelectionBackwards(endpoints);
+ testExtend(endpoints, eval(testPoints[j]));
+ }, "extend() backwards with range " + i + " " + testRanges[i]
+ + " and point " + j + " " + testPoints[j]);
+ }
+ }
+}
+
+function testExtend(endpoints, target) {
+ assert_equals(getSelection().rangeCount, endpoints.length/4,
+ "Sanity check: rangeCount must be correct");
+
+ var node = target[0];
+ var offset = target[1];
+
+ // "If the context object's range is null, throw an InvalidStateError
+ // exception and abort these steps."
+ if (getSelection().rangeCount == 0) {
+ assert_throws("INVALID_STATE_ERR", function() {
+ selection.extend(node, offset);
+ }, "extend() when rangeCount is 0 must throw InvalidStateError");
+ return;
+ }
+
+ assert_equals(getSelection().getRangeAt(0).startContainer, endpoints[0],
+ "Sanity check: startContainer must be correct");
+ assert_equals(getSelection().getRangeAt(0).startOffset, endpoints[1],
+ "Sanity check: startOffset must be correct");
+ assert_equals(getSelection().getRangeAt(0).endContainer, endpoints[2],
+ "Sanity check: endContainer must be correct");
+ assert_equals(getSelection().getRangeAt(0).endOffset, endpoints[3],
+ "Sanity check: endOffset must be correct");
+
+ // "Let anchor and focus be the context object's anchor and focus, and let
+ // new focus be the boundary point (node, offset)."
+ var anchorNode = getSelection().anchorNode;
+ var anchorOffset = getSelection().anchorOffset;
+ var focusNode = getSelection().focusNode;
+ var focusOffset = getSelection().focusOffset;
+
+ // "Let new range be a new range."
+ //
+ // We'll always be setting either new range's start or its end to new
+ // focus, so we'll always throw at some point. Test that now.
+ //
+ // From DOM4's "set the start or end of a range": "If node is a doctype,
+ // throw an "InvalidNodeTypeError" exception and terminate these steps."
+ if (node.nodeType == Node.DOCUMENT_TYPE_NODE) {
+ assert_throws("INVALID_NODE_TYPE_ERR", function() {
+ selection.extend(node, offset);
+ }, "extend() to a doctype must throw InvalidNodeTypeError");
+ return;
+ }
+
+ // From DOM4's "set the start or end of a range": "If offset is greater
+ // than node's length, throw an "IndexSizeError" exception and terminate
+ // these steps."
+ //
+ // FIXME: We should be casting offset to an unsigned int per WebIDL. Until
+ // we do, we need the offset < 0 check too.
+ if (offset < 0 || offset > getNodeLength(node)) {
+ assert_throws("INDEX_SIZE_ERR", function() {
+ selection.extend(node, offset);
+ }, "extend() to an offset that's greater than node length (" + getNodeLength(node) + ") must throw IndexSizeError");
+ return;
+ }
+
+ // Now back to the editing spec.
+ var originalRange = getSelection().getRangeAt(0);
+
+ // "If node's root is not the same as the context object's range's root,
+ // set new range's start and end to (node, offset)."
+ //
+ // "Otherwise, if anchor is before or equal to new focus, set new range's
+ // start to anchor, then set its end to new focus."
+ //
+ // "Otherwise, set new range's start to new focus, then set its end to
+ // anchor."
+ //
+ // "Set the context object's range to new range."
+ //
+ // "If new focus is before anchor, set the context object's direction to
+ // backwards. Otherwise, set it to forwards."
+ //
+ // The upshot of all these is summed up by just testing the anchor and
+ // offset.
+ getSelection().extend(node, offset);
+
+ if (furthestAncestor(anchorNode) == furthestAncestor(node)) {
+ assert_equals(getSelection().anchorNode, anchorNode,
+ "anchorNode must not change if the node passed to extend() has the same root as the original range");
+ assert_equals(getSelection().anchorOffset, anchorOffset,
+ "anchorOffset must not change if the node passed to extend() has the same root as the original range");
+ } else {
+ assert_equals(getSelection().anchorNode, node,
+ "anchorNode must be the node passed to extend() if it has a different root from the original range");
+ assert_equals(getSelection().anchorOffset, offset,
+ "anchorOffset must be the offset passed to extend() if the node has a different root from the original range");
+ }
+ assert_equals(getSelection().focusNode, node,
+ "focusNode must be the node passed to extend()");
+ assert_equals(getSelection().focusOffset, offset,
+ "focusOffset must be the offset passed to extend()");
+ assert_not_equals(getSelection().getRangeAt(0), originalRange,
+ "extend() must replace any existing range with a new one, not mutate the existing one");
+}
+
+testDiv.style.display = "none";
+</script>
diff --git a/testing/web-platform/tests/selection/getRangeAt.html b/testing/web-platform/tests/selection/getRangeAt.html
new file mode 100644
index 000000000..3c6d7976f
--- /dev/null
+++ b/testing/web-platform/tests/selection/getRangeAt.html
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<title>The getRangeAt method</title>
+<div id=log></div>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script>
+test(function() {
+ var sel = getSelection();
+ var range = document.createRange();
+ sel.addRange(range);
+ assert_throws("INDEX_SIZE_ERR", function() { sel.getRangeAt(-1); })
+ assert_throws("INDEX_SIZE_ERR", function() { sel.getRangeAt(1); })
+});
+</script>
diff --git a/testing/web-platform/tests/selection/getSelection.html b/testing/web-platform/tests/selection/getSelection.html
new file mode 100644
index 000000000..ea119f2fc
--- /dev/null
+++ b/testing/web-platform/tests/selection/getSelection.html
@@ -0,0 +1,160 @@
+<!doctype html>
+<title>getSelection() tests</title>
+<div id=log></div>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script>
+"use strict";
+
+// TODO: Figure out more places where defaultView is or is not guaranteed to be
+// null, and test whether getSelection() is null.
+//
+// TODO: Figure out a good way to test display: none iframes.
+
+test(function() {
+ // Sanity checks like this are to flag known browser bugs with clearer
+ // error messages, instead of throwing inscrutable exceptions.
+ assert_true("Selection" in window,
+ "Sanity check: window must have Selection property");
+
+ assert_true(window.getSelection() instanceof Selection);
+}, "window.getSelection() instanceof Selection");
+
+test(function() {
+ assert_equals(window.getSelection(), window.getSelection());
+}, "window.getSelection() === window.getSelection()");
+
+test(function() {
+ assert_true("Selection" in window,
+ "Sanity check: window must have Selection property");
+ // This sanity check (which occurs a number of times below, too) is because
+ // document.getSelection() is supposed to return null if defaultView is
+ // null, so we need to figure out whether defaultView is null or not before
+ // we can make correct assertions about getSelection().
+ assert_not_equals(document.defaultView, null,
+ "Sanity check: document.defaultView must not be null");
+
+ assert_equals(typeof document.getSelection(), "object",
+ "document.getSelection() must be an object");
+ assert_true(document.getSelection() instanceof Selection);
+}, "document.getSelection() instanceof Selection");
+
+test(function() {
+ assert_not_equals(document.defaultView, null,
+ "Sanity check: document.defaultView must not be null");
+ assert_equals(document.getSelection(), document.getSelection());
+}, "document.getSelection() === document.getSelection()");
+
+test(function() {
+ assert_not_equals(document.defaultView, null,
+ "Sanity check: document.defaultView must not be null");
+ assert_equals(window.getSelection(), document.getSelection());
+}, "window.getSelection() === document.getSelection()");
+
+// "Each selection is associated with a single range, which may be null and is
+// initially null."
+//
+// "The rangeCount attribute must return 0 if the context object's range is
+// null, otherwise 1."
+test(function() {
+ assert_equals(window.getSelection().rangeCount, 0,
+ "window.getSelection().rangeCount must initially be 0");
+ assert_equals(typeof document.getSelection(), "object",
+ "Sanity check: document.getSelection() must be an object");
+ assert_equals(document.getSelection().rangeCount, 0,
+ "document.getSelection().rangeCount must initially be 0");
+}, "Selection's range must initially be null");
+
+test(function() {
+ var doc = document.implementation.createHTMLDocument("");
+ assert_equals(doc.defaultView, null,
+ "Sanity check: defaultView of created HTML document must be null");
+ assert_equals(doc.getSelection(), null);
+}, "getSelection() on HTML document with null defaultView must be null");
+
+test(function() {
+ var xmlDoc = document.implementation.createDocument(null, "", null);
+
+ assert_true("getSelection" in xmlDoc, "XML document must have getSelection()");
+
+ assert_equals(xmlDoc.defaultView, null,
+ "Sanity check: defaultView of created XML document must be null");
+ assert_equals(xmlDoc.getSelection(), null);
+}, "getSelection() on XML document with null defaultView must be null");
+
+
+// Run a bunch of iframe tests, once immediately after the iframe is appended
+// to the document and once onload. This makes a difference, because browsers
+// differ (at the time of this writing) in whether they load about:blank in
+// iframes synchronously or not. Per the HTML spec, there must be a browsing
+// context associated with the iframe as soon as it's appended to the document,
+// so there should be a selection too.
+var iframe = document.createElement("iframe");
+add_completion_callback(function() {
+ document.body.removeChild(iframe);
+});
+
+var testDescs = [];
+var testFuncs = [];
+testDescs.push("window.getSelection() instanceof Selection in an iframe");
+testFuncs.push(function() {
+ assert_true("Selection" in iframe.contentWindow,
+ "Sanity check: window must have Selection property");
+ assert_not_equals(iframe.contentWindow.document.defaultView, null,
+ "Sanity check: document.defaultView must not be null");
+ assert_not_equals(iframe.contentWindow.getSelection(), null,
+ "window.getSelection() must not be null");
+ assert_true(iframe.contentWindow.getSelection() instanceof iframe.contentWindow.Selection);
+});
+
+testDescs.push("document.getSelection() instanceof Selection in an iframe");
+testFuncs.push(function() {
+ assert_true("Selection" in iframe.contentWindow,
+ "Sanity check: window must have Selection property");
+ assert_not_equals(iframe.contentDocument.defaultView, null,
+ "Sanity check: document.defaultView must not be null");
+ assert_not_equals(iframe.contentDocument.getSelection(), null,
+ "document.getSelection() must not be null");
+ assert_equals(typeof iframe.contentDocument.getSelection(), "object",
+ "document.getSelection() must be an object");
+ assert_true(iframe.contentDocument.getSelection() instanceof iframe.contentWindow.Selection);
+});
+
+testDescs.push("window.getSelection() === document.getSelection() in an iframe");
+testFuncs.push(function() {
+ assert_not_equals(iframe.contentDocument.defaultView, null,
+ "Sanity check: document.defaultView must not be null");
+ assert_equals(iframe.contentWindow.getSelection(), iframe.contentDocument.getSelection());
+});
+
+testDescs.push("getSelection() inside and outside iframe must return different objects");
+testFuncs.push(function() {
+ assert_not_equals(iframe.contentWindow.getSelection(), getSelection());
+});
+
+testDescs.push("getSelection() on HTML document with null defaultView must be null inside an iframe");
+testFuncs.push(function() {
+ var doc = iframe.contentDocument.implementation.createHTMLDocument("");
+ assert_equals(doc.defaultView, null,
+ "Sanity check: defaultView of created HTML document must be null");
+ assert_equals(doc.getSelection(), null);
+});
+
+var asyncTests = [];
+testDescs.forEach(function(desc) {
+ asyncTests.push(async_test(desc + " onload"));
+});
+
+iframe.onload = function() {
+ asyncTests.forEach(function(t, i) {
+ t.step(testFuncs[i]);
+ t.done();
+ });
+};
+
+document.body.appendChild(iframe);
+
+testDescs.forEach(function(desc, i) {
+ test(testFuncs[i], desc + " immediately after appendChild");
+});
+</script>
diff --git a/testing/web-platform/tests/selection/interfaces.html b/testing/web-platform/tests/selection/interfaces.html
new file mode 100644
index 000000000..7174686a4
--- /dev/null
+++ b/testing/web-platform/tests/selection/interfaces.html
@@ -0,0 +1,41 @@
+<!doctype html>
+<title>Selection interface tests</title>
+<div id=log></div>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/resources/WebIDLParser.js></script>
+<script src=/resources/idlharness.js></script>
+<script type=text/plain>
+interface Selection {
+ readonly attribute Node? anchorNode;
+ readonly attribute unsigned long anchorOffset;
+ readonly attribute Node? focusNode;
+ readonly attribute unsigned long focusOffset;
+
+ readonly attribute boolean isCollapsed;
+ void collapse(Node node, unsigned long offset);
+ void collapseToStart();
+ void collapseToEnd();
+
+ void extend(Node node, unsigned long offset);
+
+ void selectAllChildren(Node node);
+ void deleteFromDocument();
+
+ readonly attribute unsigned long rangeCount;
+ Range getRangeAt(unsigned long index);
+ void addRange(Range range);
+ void removeRange(Range range);
+ void removeAllRanges();
+
+ stringifier;
+};
+</script>
+<script>
+"use strict";
+
+var idlArray = new IdlArray();
+idlArray.add_idls(document.querySelector("script[type=text\\/plain]").textContent);
+idlArray.add_objects({Selection: ['getSelection()']});
+idlArray.test();
+</script>
diff --git a/testing/web-platform/tests/selection/isCollapsed.html b/testing/web-platform/tests/selection/isCollapsed.html
new file mode 100644
index 000000000..113a16db8
--- /dev/null
+++ b/testing/web-platform/tests/selection/isCollapsed.html
@@ -0,0 +1,31 @@
+<!doctype html>
+<title>Selection.isCollapsed tests</title>
+<div id=log></div>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=common.js></script>
+<script>
+"use strict";
+
+test(function() {
+ selection.removeAllRanges();
+ assert_true(selection.isCollapsed, "isCollapsed must be true if both anchor and focus are null");
+}, "Empty selection");
+
+for (var i = 0; i < testRanges.length; i++) {
+ test(function() {
+ selection.removeAllRanges();
+ var endpoints = eval(testRanges[i]);
+ var range = ownerDocument(endpoints[0]).createRange();
+ range.setStart(endpoints[0], endpoints[1]);
+ range.setEnd(endpoints[2], endpoints[3]);
+ selection.addRange(range);
+
+ assert_equals(selection.isCollapsed,
+ endpoints[0] === endpoints[2] && endpoints[1] === endpoints[3],
+ "Value of isCollapsed");
+ }, "Range " + i + " " + testRanges[i]);
+}
+
+testDiv.style.display = "none";
+</script>
diff --git a/testing/web-platform/tests/selection/removeAllRanges.html b/testing/web-platform/tests/selection/removeAllRanges.html
new file mode 100644
index 000000000..cc6b69256
--- /dev/null
+++ b/testing/web-platform/tests/selection/removeAllRanges.html
@@ -0,0 +1,45 @@
+<!doctype html>
+<title>Selection.removeAllRanges() tests</title>
+<div id=log></div>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=common.js></script>
+<script>
+"use strict";
+
+// Also test a selection with no ranges
+testRanges.unshift("[]");
+
+var range = rangeFromEndpoints([paras[0].firstChild, 0, paras[0].firstChild, 1]);
+
+for (var i = 0; i < testRanges.length; i++) {
+ test(function() {
+ setSelectionForwards(eval(testRanges[i]));
+ selection.removeAllRanges();
+ assert_equals(selection.rangeCount, 0,
+ "After removeAllRanges(), rangeCount must be 0");
+ // Test that it's forwards
+ selection.addRange(range);
+ assert_equals(selection.anchorOffset, selection.getRangeAt(0).startOffset,
+ "After removeAllRanges(), addRange() must be forwards, so anchorOffset must equal startOffset rather than endOffset");
+ assert_equals(selection.focusOffset, selection.getRangeAt(0).endOffset,
+ "After removeAllRanges(), addRange() must be forwards, so focusOffset must equal endOffset rather than startOffset");
+ }, "Range " + i + " " + testRanges[i] + " forwards");
+
+ // Copy-pasted from above
+ test(function() {
+ setSelectionBackwards(eval(testRanges[i]));
+ selection.removeAllRanges();
+ assert_equals(selection.rangeCount, 0,
+ "After removeAllRanges(), rangeCount must be 0");
+ // Test that it's forwards
+ selection.addRange(range);
+ assert_equals(selection.anchorOffset, selection.getRangeAt(0).startOffset,
+ "After removeAllRanges(), addRange() must be forwards, so anchorOffset must equal startOffset rather than endOffset");
+ assert_equals(selection.focusOffset, selection.getRangeAt(0).endOffset,
+ "After removeAllRanges(), addRange() must be forwards, so focusOffset must equal endOffset rather than startOffset");
+ }, "Range " + i + " " + testRanges[i] + " backwards");
+}
+
+testDiv.style.display = "none";
+</script>
diff --git a/testing/web-platform/tests/selection/selectAllChildren.html b/testing/web-platform/tests/selection/selectAllChildren.html
new file mode 100644
index 000000000..904e0cb2b
--- /dev/null
+++ b/testing/web-platform/tests/selection/selectAllChildren.html
@@ -0,0 +1,53 @@
+<!doctype html>
+<title>Selection.selectAllChildren tests</title>
+<div id=log></div>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=common.js></script>
+<script>
+"use strict";
+
+testRanges.unshift("[]");
+
+for (var i = 0; i < testRanges.length; i++) {
+ var endpoints = eval(testRanges[i]);
+
+ for (var j = 0; j < testNodes.length; j++) {
+ var node = eval(testNodes[j]);
+
+ test(function() {
+ setSelectionForwards(endpoints);
+ var originalRange = getSelection().rangeCount
+ ? getSelection().getRangeAt(0)
+ : null;
+
+ if (node.nodeType == Node.DOCUMENT_TYPE_NODE) {
+ assert_throws("INVALID_NODE_TYPE_ERR", function() {
+ selection.selectAllChildren(node);
+ }, "selectAllChildren() on a DocumentType must throw InvalidNodeTypeError");
+ return;
+ }
+
+ selection.selectAllChildren(node);
+ // This implicitly tests that the selection is forwards, by using
+ // anchorOffset/focusOffset instead of getRangeAt.
+ assert_equals(selection.rangeCount, 1,
+ "After selectAllChildren, rangeCount must be 1");
+ assert_equals(selection.anchorNode, node,
+ "After selectAllChildren, anchorNode must be the given node");
+ assert_equals(selection.anchorOffset, 0,
+ "After selectAllChildren, anchorOffset must be 0");
+ assert_equals(selection.focusNode, node,
+ "After selectAllChildren, focusNode must be the given node");
+ assert_equals(selection.focusOffset, node.childNodes.length,
+ "After selectAllChildren, focusOffset must be the given node's number of children");
+ if (originalRange) {
+ assert_not_equals(getSelection().getRangeAt(0), originalRange,
+ "selectAllChildren must replace any existing range, not mutate it");
+ }
+ }, "Range " + i + " " + testRanges[i] + ", node " + j + " " + testNodes[j]);
+ }
+}
+
+testDiv.style.display = "none";
+</script>
diff --git a/testing/web-platform/tests/selection/test-iframe.html b/testing/web-platform/tests/selection/test-iframe.html
new file mode 100644
index 000000000..42b982324
--- /dev/null
+++ b/testing/web-platform/tests/selection/test-iframe.html
@@ -0,0 +1,33 @@
+<!doctype html>
+<title>Selection test iframe</title>
+<link rel=author title="Aryeh Gregor" href=ayg@aryeh.name>
+<body>
+<script src=common.js></script>
+<script>
+"use strict";
+
+// This script only exists because we want to evaluate the range endpoints
+// in each iframe using that iframe's local variables set up by common.js. It
+// just creates a range with the endpoints given by
+// eval(window.testRangeInput), and assigns the result to window.testRange. If
+// there's an exception, it's assigned to window.unexpectedException.
+// Everything else is to be done by the script that created the iframe.
+window.unexpectedException = null;
+
+function run() {
+ window.unexpectedException = null;
+ try {
+ window.testRange = rangeFromEndpoints(eval(window.testRangeInput));
+ } catch(e) {
+ window.unexpectedException = e;
+ }
+}
+
+// Remove the scripts so they don't run repeatedly when the iframe is
+// reinitialized
+[].forEach.call(document.querySelectorAll("script"), function(script) {
+ script.parentNode.removeChild(script);
+});
+
+testDiv.style.display = "none";
+</script>