<!doctype html>
<html>
<!--
Copyright (c) 2011 The Chromium Authors. All rights reserved.
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->
<head>
<title></title>
<script src="https://cdn.rawgit.com/google/closure-library/master/closure/goog/base.js"></script>
<script src="../../../../ui/webui/resources/js/cr.js"></script>
<script src="disjoint_range_set.js"></script>
<script>
goog.require('goog.testing.jsunit');
</script>
</head>
<body>
<script>
var range;
function assertRangeEquals(ranges) {
assertArrayEquals(
ranges, range.map(function(start, end) { return [start, end]; }));
};
function setUp() {
range = new media.DisjointRangeSet;
};
function testAdd() {
range.add(1, 6);
assertRangeEquals([[1, 6]]);
range.add(-5, -3);
assertRangeEquals([[-5, -3], [1, 6]]);
};
function testAddAdjacent() {
range.add(3, 6);
assertRangeEquals([[3, 6]]);
range.add(1, 2);
assertRangeEquals([[1, 6]]);
range.add(7, 9);
assertRangeEquals([[1, 9]]);
};
function testAddNotQuiteAdjacent() {
range.add(3, 6);
assertRangeEquals([[3, 6]]);
range.add(0, 1);
assertRangeEquals([[0, 1], [3, 6]]);
range.add(8, 9);
assertRangeEquals([[0, 1], [3, 6], [8, 9]]);
};
function testAddOverlapping() {
range.add(1, 6);
assertRangeEquals([[1, 6]]);
range.add(5, 8);
assertRangeEquals([[1, 8]]);
range.add(0, 1);
assertRangeEquals([[0, 8]]);
};
function testMax() {
assertNull(range.max());
range.add(1, 6);
assertEquals(range.max(), 6);
range.add(3, 8);
assertEquals(range.max(), 8);
range.remove(2, 3);
assertEquals(range.max(), 8);
range.remove(4, 10);
assertEquals(range.max(), 1);
range.remove(1, 1);
assertNull(range.max());
};
function testRemove() {
range.add(1, 20);
assertRangeEquals([[1, 20]]);
range.remove(0, 3);
assertRangeEquals([[4, 20]]);
range.remove(18, 20);
assertRangeEquals([[4, 17]]);
range.remove(5, 16);
assertRangeEquals([[4, 4], [17, 17]]);
};
function testStartsEmpty() {
assertRangeEquals([]);
};
</script>
</body>
</html>