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1 <!DOCTYPE html> | |
2 <meta charset=utf-8> | |
3 <title>CharacterData.deleteData</title> | |
4 <link rel=help href="https://dom.spec.whatwg.org/#dom-characterdata-deletedata"> | |
5 <link rel=help href="https://dom.spec.whatwg.org/#dom-characterdata-data"> | |
6 <script src="../../../../resources/testharness.js"></script> | |
7 <script src="../../../../resources/testharnessreport.js"></script> | |
8 <div id="log"></div> | |
9 <script> | |
10 function testNode(create, type) { | |
11 test(function() { | |
12 var node = create() | |
13 assert_equals(node.data, "test") | |
14 | |
15 assert_throws("INDEX_SIZE_ERR", function() { node.deleteData(5, 10) }) | |
16 assert_throws("INDEX_SIZE_ERR", function() { node.deleteData(5, 0) }) | |
17 assert_throws("INDEX_SIZE_ERR", function() { node.deleteData(-1, 10) }) | |
18 assert_throws("INDEX_SIZE_ERR", function() { node.deleteData(-1, 0) }) | |
19 }, type + ".deleteData() out of bounds") | |
20 | |
21 test(function() { | |
22 var node = create() | |
23 assert_equals(node.data, "test") | |
24 | |
25 node.deleteData(0, 2) | |
26 assert_equals(node.data, "st") | |
27 }, type + ".deleteData() at the start") | |
28 | |
29 test(function() { | |
30 var node = create() | |
31 assert_equals(node.data, "test") | |
32 | |
33 node.deleteData(2, 10) | |
34 assert_equals(node.data, "te") | |
35 }, type + ".deleteData() at the end") | |
36 | |
37 test(function() { | |
38 var node = create() | |
39 assert_equals(node.data, "test") | |
40 | |
41 node.deleteData(1, 1) | |
42 assert_equals(node.data, "tst") | |
43 }, type + ".deleteData() in the middle") | |
44 | |
45 test(function() { | |
46 var node = create() | |
47 assert_equals(node.data, "test") | |
48 | |
49 node.deleteData(2, 0) | |
50 assert_equals(node.data, "test") | |
51 | |
52 node.deleteData(0, 0) | |
53 assert_equals(node.data, "test") | |
54 }, type + ".deleteData() with zero count") | |
55 | |
56 test(function() { | |
57 var node = create() | |
58 assert_equals(node.data, "test") | |
59 | |
60 node.deleteData(2, -1) | |
61 assert_equals(node.data, "te") | |
62 }, type + ".deleteData() with small negative count") | |
63 | |
64 test(function() { | |
65 var node = create() | |
66 assert_equals(node.data, "test") | |
67 | |
68 node.deleteData(1, -0x100000000 + 2) | |
69 assert_equals(node.data, "tt") | |
70 }, type + ".deleteData() with large negative count") | |
71 | |
72 test(function() { | |
73 var node = create() | |
74 node.data = "This is the character data test, append more 資料,更多測試資料"; | |
75 | |
76 node.deleteData(40, 5); | |
77 assert_equals(node.data, "This is the character data test, append 資料,更多測試資料"
); | |
78 node.deleteData(45, 2); | |
79 assert_equals(node.data, "This is the character data test, append 資料,更多資料"); | |
80 }, type + ".deleteData() with non-ascii data") | |
81 | |
82 test(function() { | |
83 var node = create() | |
84 assert_equals(node.data, "test") | |
85 | |
86 node.data = "🌠 test 🌠 TEST" | |
87 | |
88 node.deleteData(5, 8); // Counting UTF-16 code units | |
89 assert_equals(node.data, "🌠 teST"); | |
90 }, type + ".deleteData() with non-BMP data") | |
91 } | |
92 | |
93 testNode(function() { return document.createTextNode("test") }, "Text") | |
94 testNode(function() { return document.createComment("test") }, "Comment") | |
95 </script> | |
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