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1 <!DOCTYPE html> | |
2 <html> | |
3 <!-- | |
4 Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
5 Use of this source code is governed by a BSD-style license that can be | |
6 found in the LICENSE file. | |
7 --> | |
8 <head> | |
9 <title></title> | |
10 <script src="http://closure-library.googlecode.com/svn/trunk/closure/goog/ba
se.js"></script> | |
11 <script src="../../../../ui/webui/resources/js/cr.js"></script> | |
12 <script src="disjoint_range_set.js"></script> | |
13 <script> | |
14 goog.require('goog.testing.jsunit'); | |
15 </script> | |
16 </head> | |
17 <body> | |
18 <script> | |
19 | |
20 var range; | |
21 | |
22 function assertRangeEquals(ranges) { | |
23 assertArrayEquals( | |
24 ranges, range.map(function(start, end) { return [start, end]; })); | |
25 }; | |
26 | |
27 function setUp() { | |
28 range = new media.DisjointRangeSet; | |
29 }; | |
30 | |
31 function testAdd() { | |
32 range.add(1, 6); | |
33 assertRangeEquals([[1, 6]]); | |
34 range.add(-5, -3); | |
35 assertRangeEquals([[-5, -3], [1, 6]]); | |
36 }; | |
37 | |
38 function testAddAdjacent() { | |
39 range.add(3, 6); | |
40 assertRangeEquals([[3, 6]]); | |
41 range.add(1, 2); | |
42 assertRangeEquals([[1, 6]]); | |
43 range.add(7, 9); | |
44 assertRangeEquals([[1, 9]]); | |
45 }; | |
46 | |
47 function testAddNotQuiteAdjacent() { | |
48 range.add(3, 6); | |
49 assertRangeEquals([[3, 6]]); | |
50 range.add(0, 1); | |
51 assertRangeEquals([[0, 1], [3, 6]]); | |
52 range.add(8, 9); | |
53 assertRangeEquals([[0, 1], [3, 6], [8, 9]]); | |
54 }; | |
55 | |
56 function testAddOverlapping() { | |
57 range.add(1, 6); | |
58 assertRangeEquals([[1, 6]]); | |
59 range.add(5, 8); | |
60 assertRangeEquals([[1, 8]]); | |
61 range.add(0, 1); | |
62 assertRangeEquals([[0, 8]]); | |
63 }; | |
64 | |
65 function testMax() { | |
66 assertNull(range.max()); | |
67 range.add(1, 6); | |
68 assertEquals(range.max(), 6); | |
69 range.add(3, 8); | |
70 assertEquals(range.max(), 8); | |
71 range.remove(2, 3); | |
72 assertEquals(range.max(), 8); | |
73 range.remove(4, 10); | |
74 assertEquals(range.max(), 1); | |
75 range.remove(1, 1); | |
76 assertNull(range.max()); | |
77 }; | |
78 | |
79 function testRemove() { | |
80 range.add(1, 20); | |
81 assertRangeEquals([[1, 20]]); | |
82 range.remove(0, 3); | |
83 assertRangeEquals([[4, 20]]); | |
84 range.remove(18, 20); | |
85 assertRangeEquals([[4, 17]]); | |
86 range.remove(5, 16); | |
87 assertRangeEquals([[4, 4], [17, 17]]); | |
88 }; | |
89 | |
90 function testStartsEmpty() { | |
91 assertRangeEquals([]); | |
92 }; | |
93 | |
94 </script> | |
95 </body> | |
96 </html> | |
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