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<!doctype html>
<title>Range setting tests</title>
<link rel="author" title="Aryeh Gregor" href=ayg@aryeh.name>
<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 testSetStart(range, node, offset) {
if (node.nodeType == Node.DOCUMENT_TYPE_NODE) {
assert_throws_dom("INVALID_NODE_TYPE_ERR", function() {
range.setStart(node, offset);
}, "setStart() to a doctype must throw INVALID_NODE_TYPE_ERR");
return;
}
if (offset < 0 || offset > nodeLength(node)) {
assert_throws_dom("INDEX_SIZE_ERR", function() {
range.setStart(node, offset);
}, "setStart() to a too-large offset must throw INDEX_SIZE_ERR");
return;
}
var newRange = range.cloneRange();
newRange.setStart(node, offset);
assert_equals(newRange.startContainer, node,
"setStart() must change startContainer to the new node");
assert_equals(newRange.startOffset, offset,
"setStart() must change startOffset to the new offset");
// FIXME: I'm assuming comparePoint() is correct, but the tests for that
// will depend on setStart()/setEnd().
if (furthestAncestor(node) != furthestAncestor(range.startContainer)
|| range.comparePoint(node, offset) > 0) {
assert_equals(newRange.endContainer, node,
"setStart(node, offset) where node is after current end or in different document must set the end node to node too");
assert_equals(newRange.endOffset, offset,
"setStart(node, offset) where node is after current end or in different document must set the end offset to offset too");
} else {
assert_equals(newRange.endContainer, range.endContainer,
"setStart() must not change the end node if the new start is before the old end");
assert_equals(newRange.endOffset, range.endOffset,
"setStart() must not change the end offset if the new start is before the old end");
}
}
function testSetEnd(range, node, offset) {
if (node.nodeType == Node.DOCUMENT_TYPE_NODE) {
assert_throws_dom("INVALID_NODE_TYPE_ERR", function() {
range.setEnd(node, offset);
}, "setEnd() to a doctype must throw INVALID_NODE_TYPE_ERR");
return;
}
if (offset < 0 || offset > nodeLength(node)) {
assert_throws_dom("INDEX_SIZE_ERR", function() {
range.setEnd(node, offset);
}, "setEnd() to a too-large offset must throw INDEX_SIZE_ERR");
return;
}
var newRange = range.cloneRange();
newRange.setEnd(node, offset);
// FIXME: I'm assuming comparePoint() is correct, but the tests for that
// will depend on setStart()/setEnd().
if (furthestAncestor(node) != furthestAncestor(range.startContainer)
|| range.comparePoint(node, offset) < 0) {
assert_equals(newRange.startContainer, node,
"setEnd(node, offset) where node is before current start or in different document must set the end node to node too");
assert_equals(newRange.startOffset, offset,
"setEnd(node, offset) where node is before current start or in different document must set the end offset to offset too");
} else {
assert_equals(newRange.startContainer, range.startContainer,
"setEnd() must not change the start node if the new end is after the old start");
assert_equals(newRange.startOffset, range.startOffset,
"setEnd() must not change the start offset if the new end is after the old start");
}
assert_equals(newRange.endContainer, node,
"setEnd() must change endContainer to the new node");
assert_equals(newRange.endOffset, offset,
"setEnd() must change endOffset to the new offset");
}
function testSetStartBefore(range, node) {
var parent = node.parentNode;
if (parent === null) {
assert_throws_dom("INVALID_NODE_TYPE_ERR", function () {
range.setStartBefore(node);
}, "setStartBefore() to a node with null parent must throw INVALID_NODE_TYPE_ERR");
return;
}
var idx = 0;
while (node.parentNode.childNodes[idx] != node) {
idx++;
}
testSetStart(range, node.parentNode, idx);
}
function testSetStartAfter(range, node) {
var parent = node.parentNode;
if (parent === null) {
assert_throws_dom("INVALID_NODE_TYPE_ERR", function () {
range.setStartAfter(node);
}, "setStartAfter() to a node with null parent must throw INVALID_NODE_TYPE_ERR");
return;
}
var idx = 0;
while (node.parentNode.childNodes[idx] != node) {
idx++;
}
testSetStart(range, node.parentNode, idx + 1);
}
function testSetEndBefore(range, node) {
var parent = node.parentNode;
if (parent === null) {
assert_throws_dom("INVALID_NODE_TYPE_ERR", function () {
range.setEndBefore(node);
}, "setEndBefore() to a node with null parent must throw INVALID_NODE_TYPE_ERR");
return;
}
var idx = 0;
while (node.parentNode.childNodes[idx] != node) {
idx++;
}
testSetEnd(range, node.parentNode, idx);
}
function testSetEndAfter(range, node) {
var parent = node.parentNode;
if (parent === null) {
assert_throws_dom("INVALID_NODE_TYPE_ERR", function () {
range.setEndAfter(node);
}, "setEndAfter() to a node with null parent must throw INVALID_NODE_TYPE_ERR");
return;
}
var idx = 0;
while (node.parentNode.childNodes[idx] != node) {
idx++;
}
testSetEnd(range, node.parentNode, idx + 1);
}
var startTests = [];
var endTests = [];
var startBeforeTests = [];
var startAfterTests = [];
var endBeforeTests = [];
var endAfterTests = [];
// Don't want to eval() each point a bazillion times
var testPointsCached = testPoints.map(eval);
var testNodesCached = testNodesShort.map(eval);
for (var i = 0; i < testRangesShort.length; i++) {
var endpoints = eval(testRangesShort[i]);
var range;
test(function() {
range = ownerDocument(endpoints[0]).createRange();
range.setStart(endpoints[0], endpoints[1]);
range.setEnd(endpoints[2], endpoints[3]);
}, "Set up range " + i + " " + testRangesShort[i]);
for (var j = 0; j < testPoints.length; j++) {
startTests.push(["setStart() with range " + i + " " + testRangesShort[i] + ", point " + j + " " + testPoints[j],
range,
testPointsCached[j][0],
testPointsCached[j][1]
]);
endTests.push(["setEnd() with range " + i + " " + testRangesShort[i] + ", point " + j + " " + testPoints[j],
range,
testPointsCached[j][0],
testPointsCached[j][1]
]);
}
for (var j = 0; j < testNodesShort.length; j++) {
startBeforeTests.push(["setStartBefore() with range " + i + " " + testRangesShort[i] + ", node " + j + " " + testNodesShort[j],
range,
testNodesCached[j]
]);
startAfterTests.push(["setStartAfter() with range " + i + " " + testRangesShort[i] + ", node " + j + " " + testNodesShort[j],
range,
testNodesCached[j]
]);
endBeforeTests.push(["setEndBefore() with range " + i + " " + testRangesShort[i] + ", node " + j + " " + testNodesShort[j],
range,
testNodesCached[j]
]);
endAfterTests.push(["setEndAfter() with range " + i + " " + testRangesShort[i] + ", node " + j + " " + testNodesShort[j],
range,
testNodesCached[j]
]);
}
}
generate_tests(testSetStart, startTests);
generate_tests(testSetEnd, endTests);
generate_tests(testSetStartBefore, startBeforeTests);
generate_tests(testSetStartAfter, startAfterTests);
generate_tests(testSetEndBefore, endBeforeTests);
generate_tests(testSetEndAfter, endAfterTests);
testDiv.style.display = "none";
</script>
|
