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<!doctype html>
<title>Selection.removeAllRanges()/empty() 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]);
function testRange(rangeDesc, method) {
var endpoints = eval(testRanges[i]);
if (endpoints.length && (!isSelectableNode(endpoints[0]) ||
!isSelectableNode(endpoints[2]))) {
return;
}
test(function() {
setSelectionForwards(endpoints);
selection[method]();
assert_equals(selection.rangeCount, 0,
"After " + method + "(), rangeCount must be 0");
// Test that it's forwards
selection.addRange(range);
assert_equals(selection.anchorOffset, selection.getRangeAt(0).startOffset,
"After " + method + "(), addRange() must be forwards, so anchorOffset must equal startOffset rather than endOffset");
assert_equals(selection.focusOffset, selection.getRangeAt(0).endOffset,
"After " + method + "(), addRange() must be forwards, so focusOffset must equal endOffset rather than startOffset");
}, method + " on " + rangeDesc + " forwards");
// Copy-pasted from above
test(function() {
setSelectionBackwards(endpoints);
selection[method]();
assert_equals(selection.rangeCount, 0,
"After " + method + "(), rangeCount must be 0");
// Test that it's forwards
selection.addRange(range);
assert_equals(selection.anchorOffset, selection.getRangeAt(0).startOffset,
"After " + method + "(), addRange() must be forwards, so anchorOffset must equal startOffset rather than endOffset");
assert_equals(selection.focusOffset, selection.getRangeAt(0).endOffset,
"After " + method + "(), addRange() must be forwards, so focusOffset must equal endOffset rather than startOffset");
}, method + " on " + rangeDesc + " backwards");
}
for (var i = 0; i < testRanges.length; i++) {
testRange(testRanges[i], "removeAllRanges");
testRange(testRanges[i], "empty");
}
testDiv.style.display = "none";
</script>
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